An audio system is provided. The aspects include a notification appliance circuit (NAC) having one or more speakers configured to reproduce sound. The aspects include an amplifier circuit configured to drive the one or more speakers. The aspects include a relay circuit configured to selectively connect or disconnect the speakers to or from the amplifier circuit responsive to an enable amplifier control signal or a disable amplifier control signal, respectively. The aspects include a logic element configured to generate the enable amplifier control signal or the disable amplifier control signal responsive to an absence or a presence of an overcurrent condition in an output of the amplifier circuit, respectively. The aspects include an overcurrent detection circuit configurated to detect the absence or the presence of the overcurrent condition.
G08B 3/10 - Audible signalling systemsAudible personal calling systems using electric transmissionAudible signalling systemsAudible personal calling systems using electromagnetic transmission
G08B 29/10 - Monitoring of the annunciator circuits
G08B 29/18 - Prevention or correction of operating errors
A controller for controlling HVAC equipment in a building includes a processing circuit configured to receive an occupancy schedule indicating at least one of a first occupied period or a last unoccupied period for a space in the building for a schedule period and receive a user input indicating the space should be purged based on occupancy. The controller selects, based on the user input, at least one of a pre-occupancy purge mode or a post-occupancy purge mode. The controller is further configured to control the HVAC equipment to ventilate the space for a purge duration prior to the beginning of the first occupied period in response to selecting a pre-occupancy purge mode, and ventilate the space for the purge duration at the beginning of the last unoccupied period in response to selecting a post-occupancy purge mode.
F24F 11/65 - Electronic processing for selecting an operating mode
F24F 11/74 - Control systems characterised by their outputsConstructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
Automatic fluid control assemblies and methods for fire protection include an arrangement of electrically operated control points, a valve body and a controller to operate the fluid control assembly. The automatic fluid control assembly has an inlet, an outlet and a valve body to control flow between the inlet and the outlet. An electric latch includes a first electrically operated control point and a second electrically operated control point in fluid communication with a control line to control the flow of fluid from the inlet to the valve body and outlet. The methods of fluid control includes controlling a plurality of electrically operated control points to perform any one of: a leak test, a trip test, a flow test, a water delivery test, and a validation test of a non-trip condition and a trip condition.
A62C 35/68 - Details, e.g. of pipes or valve systems
F16K 7/12 - Diaphragm cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage with flat, dished, or bowl-shaped diaphragm
F16K 15/03 - Check valves with guided rigid valve members with a hinged closure member
F16K 31/02 - Operating meansReleasing devices electricOperating meansReleasing devices magnetic
F16K 37/00 - Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
4.
TECHNIQUES FOR PREEMPTIVE SUPPLEMENTAL VIDEO RECORDING
Systems and methods are disclosed for preparing encoded video streams at a video recorder. One or more encoding parameter values for capturing the video using the camera can be selected, based at least in part on one or more of a usage pattern of requesting video from a camera or a detected content of a video from the camera or an access control event in an area associated with the camera. The camera can be configured to provide a video stream using the one or more encoding parameter values, and the video stream encoded based on the one or more encoding parameter values can be received from the camera.
A first building device is for use with a building system of a building. The building system includes second building devices coupled by an Ethernet cable. At least one of the second building devices is coupled to the first building device. The first building device includes transceivers which are configured for a respective one of a number of protocols. The first device also includes one or more circuits configured to connect to the Ethernet cable, determine a protocol for the second building devices, select a transceiver based upon the protocol, and communicate with the second building devices using the transceiver and the protocol.
H04L 69/18 - Multiprotocol handlers, e.g. single devices capable of handling multiple protocols
H04L 67/12 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
H04L 69/08 - Protocols for interworkingProtocol conversion
A building management system (BMS) includes building equipment operable to affect a physical state or condition of a building coupled to a gateway device configured to communicate building data from the building equipment to a cloud-based platform according to a data control template configured to control a data rate between the gateway device and the cloud-based platform. The cloud-based platform includes a hub to generate a virtual device twin comprising the data control template and configured to receive the building data and represent the gateway device on the cloud-based platform, as well as plurality of cloud applications configured to provide a building data output. The cloud-based platform is configured to communicate the building data output to and receive a command from at least one of a control application, an analytic application, or a monitor application. The gateway device further configured to operate according to the command.
G05B 15/02 - Systems controlled by a computer electric
H04L 67/12 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
An air conditioner includes an air flow path configured to direct an air flow in a direction. The air conditioner also includes an evaporative cooling membrane panel disposed within the air flow path and including a face disposed at an oblique angle relative to the direction. The face is defined by microporous fibers of the evaporative cooling membrane panel. Each microporous fiber is configured to receive liquid in a fluid flow path of the microporous fiber such that the air flow over the microporous fiber generates a vapor. Each microporous fiber is also configured to release the vapor into the air flow via pores of the microporous fiber.
F24F 5/00 - Air-conditioning systems or apparatus not covered by group or
F24F 3/14 - Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatmentApparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidificationAir-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatmentApparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by dehumidification
F28D 5/00 - Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, using the cooling effect of natural or forced evaporation
F28D 21/00 - Heat-exchange apparatus not covered by any of the groups
8.
BUILDING SECURITY SYSTEM WITH ARTIFICIAL INTELLIGENCE VIDEO ANALYSIS AND NATURAL LANGUAGE VIDEO SEARCHING
A building security system is configured to apply classifications to video files using an artificial intelligence (AI) model. The classifications include one or more objects or events recognized in the video files by the AI model. The system is configured to extract one or more entities from a search query received via a user interface. The entities include one or more objects or events indicated by the search query. The system is configured to search the video files using the classifications applied by the AI model and the one or more entities extracted from the search query and present one or more of the video files identified as results of the search query as playable videos via the user interface.
G06F 16/783 - Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content
An audio system is provided. The aspects include a notification appliance circuit (NAC) having one or more speakers configured to reproduce sound. The aspects include an amplifier circuit configured to drive the one or more speakers. The aspects include a relay circuit configured to selectively connect or disconnect the speakers to or from the amplifier circuit responsive to an enable amplifier control signal or a disable amplifier control signal, respectively. The aspects include a logic element configured to generate the enable amplifier control signal or the disable amplifier control signal responsive to an absence or a presence of an overcurrent condition in an output of the amplifier circuit, respectively. The aspects include an overcurrent detection circuit configurated to detect the absence or the presence of the overcurrent condition.
An apparatus includes a repeater unit and a microcontroller unit (MCU) in communication with the repeater unit. The MCU is configured to control building equipment using signals communicated using a building equipment interface. The MCU is in communication with a network of controllers via a physical medium, and the repeater unit is configured to amplify signals on the physical medium.
H04B 3/54 - Systems for transmission via power distribution lines
H04L 67/125 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks involving control of end-device applications over a network
Apparatus and methods are provided for dynamic media storage retention. The aspects include configuring a memory to store multiple versions of media content as primary video streams and auxiliary video streams with different resolutions by: configuring the memory to store the primary video streams at least some of which are manually selected from a user input; and configuring the memory to store the auxiliary video streams as automatically selected responsive to content interest level statistics of the primary video streams. The aspects include storing the multiple versions of the media content as the primary video streams and the auxiliary video streams with different resolutions
H04N 21/231 - Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers or prioritizing data for deletion
H04N 21/466 - Learning process for intelligent management, e.g. learning user preferences for recommending movies
A control system of a heating, ventilation, and/or air conditioning (HVAC) system includes a data communication controller configured to receive, via a first wireless communication protocol, data from a sensor indicative of an operational parameter of the HVAC system. The data communication controller is also configured to receive, via an electronic device communicatively coupled to the data communication controller, a control instruction, and to transmit, via a second wireless communication protocol different from the first wireless communication protocol, a control signal to adjust operation of an HVAC component configured to enable supply of conditioned air to a structure serviced by the HVAC system based on the data and the control instruction.
A system may be configured to implement directional audio capture via digital signal processing on audio captured by an array of microphones. In some aspects, the system may include a video capture device, a microphone array coupled to the video capture device, and a processing device. Further, the processing device may be configured to determine directional instruction information for the microphone array, the directional instruction information corresponding to a virtual capture direction for the microphone array, and generate a digital signal processing (DSP) plan based on the virtual capture direction. In addition, the processing device may be further configured to apply the processing plan to the plurality of audio captures captured by the microphone array to produce an audio output corresponding to the virtual capture direction.
H04R 1/40 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
H04N 7/18 - Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
A method and apparatus for facilitating user enrollment by a secure server of a trusted source includes receiving, from a user device, personal identifiable information (PII) of the user. The aspects include securely storing the PII. The aspects include receiving, from a requesting authority that is attempting to enroll the user, an identifier of the user and a request for an attestation of a fact attributable to the user that is evaluated for enrollment. The aspects include comparing the identifier of the user and the fact attributable to the user to the PII to find a match. The aspects include minimizing a sharing of the PII user with the requesting authority by confirming, to the requesting authority, the attestation of the fact attributable to the user together with the identifier of the user in place of at least some of the PII, responsive to a comparison result indicating the match.
Systems and methods are disclosed for providing a requested video frame to a device. A group of pictures (GOP) for an encoded video stream captured by a camera can be obtained by a video recorder, where the GOP includes a key frame and, for each frame of multiple frames following the key frame, a delta frame that describes a delta from a previous frame or from a next frame to render the frame. The video recorder can generate, for at least one frame in the multiple frames, a new key frame corresponding to the at least one frame by obtaining the key frame and applying, to the key frame, a portion of the delta frames between the key frame and the at least one frame. The video recorder can provide the new key frame to the device.
H04N 19/177 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a group of pictures [GOP]
H04N 23/611 - Control of cameras or camera modules based on recognised objects where the recognised objects include parts of the human body
16.
COMPRESSOR SYSTEM FOR HEATING, VENTILATION, AIR CONDITIONING, AND/OR REFRIGERATION SYSTEM
A heating, ventilation, air conditioning, and/or refrigeration (HVAC&R) system, comprising an economizer system configured to reduce a pressure of a refrigerant to provide a first vapor refrigerant flow and a second vapor refrigerant flow. The HVAC&R system also includes an auxiliary compressor system that has a first auxiliary compressor configured to receive the first vapor refrigerant flow from the economizer system and pressurize the first vapor refrigerant flow to provide a first pressurized vapor refrigerant flow and a second auxiliary compressor configured to receive the second vapor refrigerant flow from the economizer system and pressurize the second vapor refrigerant flow to provide a second pressurized vapor refrigerant flow. The auxiliary compressor system is configured to discharge a combined vapor refrigerant flow comprising the first pressurized vapor refrigerant flow and the second pressurized vapor refrigerant flow toward a condenser of the HVAC&R system.
F25B 7/00 - Compression machines, plants or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit
17.
CONFIGURABLE TRANSFORMER-RAISED VOLTAGE MATCHING METHOD FOR AUDIO NOTIFICATION APPLIANCE CIRCUITS
Some non-limiting aspects of the present disclosure allows an audio notification appliance circuit (MAC) to manage an output voltage for an alarm system by providing a low-cost and energy-efficient method to step up an amplifier output voltage to a required level using configurable transformer winding connections. With this method, only one product is needed to provide a first output voltage or a second output voltage and the amplifier power stage may operate at low voltage levels.
G08B 3/10 - Audible signalling systemsAudible personal calling systems using electric transmissionAudible signalling systemsAudible personal calling systems using electromagnetic transmission
H01F 21/12 - Variable inductances or transformers of the signal type discontinuously variable, e.g. tapped
18.
SYSTEM AND METHOD FOR DETERMINING ORIENTATION OF A SECURITY TAG SECURED TO AN ARTICLE
An aspect of the present disclosure includes a security tag having a sensor, a cover within which the sensor is secured, and a visible marking on a portion of the cover. The visible marking identifies a relative location of the sensor within the cover. Another aspect includes a method comprising: identifying, based on a visible marking on a cover of a security tag, a relative location of a sensor movable positioned within the cover; and sewing the security tag onto an article through the cover and avoiding the relative location of the sensor based, on the visible marking. A further aspect includes a method composing; coating at least a portion of a security tag or an article of clothing with a UV- sensitive chemical; and attaching the security tag to the article of clothing by determining an orientation of the security tag using a UV light that illuminates the UV-sensitive chemical
A fire detection system can include an infrared sensor. The infrared sensor can obtain a voltage signal indicating a measurement to detect a fire. The fire detection system can include an offset circuit to apply a voltage offset to the voltage signal. The fire detection system can include processing circuitry. The processing circuitry can control the offset circuit to adjust the voltage offset applied to the voltage signal. The processing circuitry can detect that the voltage offset is greater than a threshold. The processing circuitry can decrease a sensitivity of the infrared sensor responsive to the detection that the voltage offset is greater than the threshold.
An air replenishment system can include a first tank to supply gas to a regulator via a first fluid channel, and a second tank to supply air to a pump via a second fluid channel. The regulator can provide the gas from the first tank to the pump at a pressure that can be lower than a pressure of the air supplied from the second tank to the pump. The first fluid channel can be separate from the second fluid channel.
York Guangzhou Air Conditioning and Refrigeration Co., Ltd. (China)
Tyco Fire & Security GmbH (Switzerland)
Inventor
Chang, Baojun
Tang, Qinghua
Ma, Xiaokui
Wang, Li
Abstract
Disclosed herein are an air guide ring and an axial flow fan comprising the same. The air guide ring comprises: an annular air guide portion comprising an air duct for accommodating an impeller of the axial flow fan to rotate therein, wherein the annular air guide portion has an inner side wall and an outer side wall, and the air duct is enclosed by the inner side wall; and a plurality of noise reduction devices arranged on the inner side wall of the annular air guide portion in a circumferential direction of the air guide ring, and each of the noise reduction devices is configured to reduce noise in the air duct. According to the air guide ring in the present application, the noise reduction devices are arranged on the inner side wall of the annular air guide portion such that noise reduction can be directly performed at the portion where the noise is generated, thereby reducing the noise more quickly and efficiently. In addition, by means of the principle of noise reduction through resonances, the noise reduction devices in the present application achieve the noise reduction effect by resonating with sound waves having certain frequencies in the noise, which can reduce the intensity of the sound waves to a large extent, and thus make the noise reduction effect good.
At least one embodiment relates to a building device. The building device includes a circuit board, a wireless circuit, and a microcontroller (MCU) module configured for various tasks. The device can include a sensor. The wireless circuit is configured to operate according to multiple protocols and transmit and receive wireless data. The MCU is coupled to the wireless circuit and is configured to control building equipment using the wireless data and sensor data from the sensor. The sensor, the MCU, and the wireless circuit can be provided in a single module.
H04L 67/12 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
23.
MICROCHANNEL HEAT EXCHANGER WITH VARYING FIN DENSITY
A heat exchanger of a heating, ventilation, air conditioning, and refrigeration (HVAC&R) system includes a plurality of microchannel tubes, where each microchannel tube of the plurality of microchannel tubes is configured to direct refrigerant therethrough, and a plurality of fin sets, where each fin set of the plurality of fin sets is disposed between corresponding adjacent microchannel tubes of the plurality of microchannel tubes. Additionally, each fin set of the plurality of fin sets includes a respective fin density based on a location of the respective fin set along a height of the heat exchanger.
F28D 1/053 - Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with the heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight
F28F 1/12 - Tubular elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
24.
FLOWRATE DETERMINATION SYSTEM AND METHOD FOR A FLOW CONTROL VALVE
A flow control device for controlling flow in a heating, ventilation, or air conditioning (HVAC) system is shown. The flow control device includes a valve body including an inlet path, an outlet path, a valve member, and a valve stem coupled to the valve member. The flow control device includes a first sensor configured to obtain pressure measurements within the valve body, a second sensor configured to obtain displacement measurements of the valve stem, and a controller including a processing circuit configured to determine a flowrate based at least on the pressure measurements from the first sensor and the displacement measurements from the second sensor.
F24F 11/75 - Control systems characterised by their outputsConstructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity for maintaining constant air flow rate or air velocity
F16K 37/00 - Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
F24F 11/49 - Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring ensuring correct operation, e.g. by trial operation or configuration checks
G01F 1/36 - Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
G01F 1/38 - Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction the pressure or differential pressure being measured by means of a movable element, e.g. diaphragm, piston, Bourdon tube or flexible capsule
G05D 7/06 - Control of flow characterised by the use of electric means
25.
SYSTEMS AND METHODS OF FIRE EVENT DETECTION USING VARIANCE OF INFRARED SIGNAL
At least one aspect relates to fire detections systems and methods. The fire detection system can include multiple infrared sensors and processing circuitry. The infrared sensors are to provide infrared signals indicating a presence of fire at a target zone. The processing circuitry can obtain an infrared signal from one of the infrared sensors. The processing circuitry can detect an explosive fire event based on a variance of the infrared signal obtained from the one of the infrared sensors.
G08B 17/12 - Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions
G08B 25/14 - Central alarm receiver or annunciator arrangements
A62C 37/38 - Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone
A62C 35/02 - Permanently-installed equipment with containers for delivering the extinguishing substance
A62C 35/68 - Details, e.g. of pipes or valve systems
26.
FUEL CELL CARBON CAPTURE AND FLUID PRODUCTION SYSTEM AND METHOD
A system includes a fuel cell comprising an anode, a cathode, and an electrolyte configured to enable ionic movement between the anode and the cathode in response to a fuel and an oxidizing agent being received by the fuel cell thereby producing electricity, an anode exhaust gas, and a cathode exhaust gas. The system also includes an anode exhaust gas processing assembly configured to produce, by way of the anode exhaust gas, a carbon dioxide in a liquid form. The system also includes a cathode exhaust gas processing assembly configured to produce, by way of the cathode exhaust gas, a heated flow of water or steam, a chilled flow of water, or both.
H01M 8/04119 - Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyteHumidifying or dehumidifying
H01M 8/12 - Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte
An integrated electronic locking system and electronic locking device configured to enable electronic access control of an integrated electronic locking device via multiple electronic access modalities across multiple user types/roles. An object of the present disclosure is an integrated electronic locking system configured to enable a system administrator to configure different access control parameters for two or more different access control modalities/types across two or more different users and/or use cases. In accordance with certain embodiments, an integrated electronic locking system comprises an integrated electronic locking device communicably engaged with a remote server over a wireless or wireline communications interface to enable one or more operations of an integrated electronic access control method.
G07C 9/00 - Individual registration on entry or exit
B60R 25/24 - Means to switch the anti-theft system on or off using electronic identifiers containing a code not memorised by the user
G07C 9/21 - Individual registration on entry or exit involving the use of a pass having a variable access code
G07C 9/28 - Individual registration on entry or exit involving the use of a pass the pass enabling tracking or indicating presence
H04W 4/80 - Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
29.
EQUIPMENT EDGE CONTROLLER WITH REINFORCEMENT LEARNING
A method for controlling a unit of building equipment includes training a reinforcement learning model to replicate outputs of a model predictive control algorithm running in a simulation. The model predictive control algorithm determines simulated control values which optimize an objective associated with running a simulated version of the unit of building equipment in the simulation. The method further includes generating a control value for an internal parameter of the unit of building equipment using the reinforcement learning model running on an edge controller. The method further includes controlling, by the edge controller, the unit of building equipment in accordance with the control value generated using the reinforcement learning model.
G05B 13/02 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
30.
VALVE DEVICE AND REFRIGERATION SYSTEM COMPRISING SAME
JOHNSON CONTROLS AIR CONDITIONING AND REFRIGERATION (WUXI) CO., LTD. (China)
TYCO FIRE & SECURITY GMBH (Switzerland)
Inventor
Zhang, Jian
Ding, Xiaofeng
Xia, Weiwei
Luo, Tao
Wu, Xianzhong
Abstract
The present application discloses a valve device and a refrigeration system comprising same. The valve device comprises a valve seat, a first switching device and a second switching device, wherein a main fluid channel and a pressure relief channel are provided in the valve seat. In the present application, the main fluid channel and the pressure relief channel, which are independently connected or disconnected, are arranged in the valve device, such that the second switching device does not affect the structure and function of the first switching device. The valve device can limit the unidirectional flow of a fluid from a valve inlet to a valve outlet, and can also realize the pressure relief flow of the fluid from the valve outlet to the valve inlet, thereby balancing the pressure between the valve inlet and the valve outlet. Therefore, the valve device of the present application not only has a simple structure, but is also particularly suitable for application scenarios with pressure fluctuations. In addition, since the second switching device is disposed inside a valve stem, it is unnecessary to greatly change the external structure and connection relationship of an existing valve device.
F16K 15/03 - Check valves with guided rigid valve members with a hinged closure member
F25B 41/20 - Disposition of valves, e.g. of on-off valves or flow control valves
F25B 1/00 - Compression machines, plants or systems with non-reversible cycle
F16K 17/04 - Safety valvesEqualising valves opening on surplus pressure on one sideSafety valvesEqualising valves closing on insufficient pressure on one side spring-loaded
31.
SYSTEMS AND METHODS OF MONITORING TEMPERATURE IN A FIRE SUPPRESSION SYSTEM
A temperature monitoring apparatus includes a temperature sensor and a control circuit. The temperature sensor detects a temperature of a piping system, such as a temperature of water in the piping system. The control circuit includes one or more processors and a memory storing instructions that, when executed by the one or more processors, cause the control circuit to determine whether water in the piping system is expected to freeze based on the indication of the temperature, predict whether a valve tripping event is expected to occur based on determining that the water in the piping system is expected to freeze, and in response to predicting that the valve tripping event is expected to occur, provide a prediction that the valve tripping event is expected to occur for remedial action.
Some non-limiting aspects of the present disclosure allows an audio notification appliance circuit (NAC) to manage an output voltage for an alarm system by providing a low-cost and energy-efficient method to step up an amplifier output voltage to a required level using configurable transformer winding connections. With this method, only one product is needed to provide a first output voltage or a second output voltage and the amplifier power stage may operate at low voltage levels.
An evaporative cooling system includes a frame having openings arranged in a column. The evaporative cooling system also includes evaporative cooling units coupled to the frame. Each evaporative cooling unit includes an open end configured to receive an airflow and aligned with a respective opening of the openings in the frame, a closed end opposing the open end and configured to block the airflow, and a body extending between the open end and the closed end. The body is formed at least in part by a sheet containing microporous hollow fibers. Each microporous hollow fiber is configured to receive a flow of a liquid establishing a heat exchange relationship between the liquid and the airflow. The sheet is configured to permit passage of the airflow between an interior defined by the body and an external space.
A heating, ventilation, air conditioning, and/or refrigeration (HVAC&R) system includes an economizer configured to receive a heat transfer fluid from a condenser. The economizer is configured to separate the heat transfer fluid into liquid heat transfer fluid and vapor heat transfer fluid. The HVAC&R system includes a low flow compressor configured to receive the vapor heat transfer fluid from the economizer, pressurize the vapor heat transfer fluid, and direct the vapor heat transfer fluid to the condenser.
Systems and methods are disclosed for providing a wireless communications gateway at a camera. The gateway camera can transmit wireless signals to advertise a wireless communication functionality of the camera, establish, with a device, a wireless connection for communicating with the device, receive, from the device, wireless communications including data for forwarding over an enterprise network, and forward, via a different connection, the data over the enterprise network. The other device can be a camera as well, or substantially any device that can wirelessly communicate with the gateway camera.
H04L 67/12 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
H04L 67/561 - Adding application-functional data or data for application control, e.g. adding metadata
H04L 67/568 - Storing data temporarily at an intermediate stage, e.g. caching
H04W 48/16 - DiscoveringProcessing access restriction or access information
A building security system includes processors configured to: provide one or more machine learning models, at least one of the machine learning models trained to identify abnormalities within video data, the at least one machine learning model trained using at least one of video data or image data and annotations to the at least one of the video data or image data, and provide a virtual agent configured to: receive and process one or more input videos using the at least one machine learning model to identify abnormalities based on contextual information identified from the one or more input videos, and automatically perform, by the one or more machine learning models, an operator function in response to the identified abnormalities, wherein the operator function is determined according to at least one of a set of rules defined by the building security system or an operator input.
A building security system including computer-readable storage media having instructions stored thereon that, when executed by processors, cause the processors to: provide one or more machine learning models, at least one of the one or more machine learning models trained to identify contextual information within video data, the at least one machine learning model trained using at least one of video data or image data and annotations to the at least one of the video data or the image data, and provide a chatbot configured to: receive and process one or more input videos using the at least one machine learning model to identify the contextual information from the one or more input videos, receive a query from a user relating to the one or more input videos, and generate, by the one or more machine learning models, a response to the query using the contextual information.
An evaporative cooling system includes a frame having openings arranged in a column. The evaporative cooling system also includes evaporative cooling units coupled to the frame. Each evaporative cooling unit includes an open end configured to receive an airflow and aligned with a respective opening of the openings in the frame, a closed end opposing the open end and configured to block the airflow, and a body extending between the open end and the closed end. The body is formed at least in part by a sheet containing microporous hollow fibers. Each microporous hollow fiber is configured to receive a flow of a liquid establishing a heat exchange relationship between the liquid and the airflow. The sheet is configured to permit passage of the airflow between an interior defined by the body and an external space.
F28D 5/00 - Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, using the cooling effect of natural or forced evaporation
F28F 13/00 - Arrangements for modifying heat transfer, e.g. increasing, decreasing
F28F 21/06 - Constructions of heat-exchange apparatus characterised by the selection of particular materials of plastics material
F24F 5/00 - Air-conditioning systems or apparatus not covered by group or
YORK (WUXI) AIR CONDITIONING AND REFRIGERATION CO., LTD. (China)
TYCO FIRE & SECURITY GMBH (Switzerland)
Inventor
Wang, Hongdan
Su, Xiuping
Sheng, Shimin
Ma, Xiaokui
Wang, Shenglong
Abstract
The present application provides a condenser, comprising a housing and an anti-impact assembly. The anti-impact assembly is arranged in a containing cavity of the housing, and the anti-impact assembly comprises a bottom plate, an arched part, a separation assembly, a first side part, and a second side part. The arched part is located above the bottom plate and is connected to the bottom plate, and the arched part is provided with a main ridge extending in a direction perpendicular to the axis of the housing. The separation assembly is located above the bottom plate and the arched part and is connected to the bottom plate and the arched part. The first side part and the second side part are arranged on two opposite sides of the bottom plate and are connected to the bottom plate and the arched part. The anti-impact assembly is configured to be capable of forming at least four diversion passages, and each diversion passage has an inlet and an outlet, so that fluid entering the condenser can flow from the inlet to the outlet. In a direction from the inlet to the outlet along the axis of the housing, the cross-sectional area of each diversion passage in the direction perpendicular to the axis of the housing gradually increases. The anti-impact assembly in the condenser of the present application can rectify gas flow through the arched part, thereby reducing vortex generation and thus reducing noise.
A HVAC&R system, includes a refrigeration circuit configured to circulate refrigerant. Further, the system includes a compressor (100) disposed between a condenser (206) and an evaporator (204) along the refrigeration circuit, wherein the compressor (100) is configured to receive and compress the refrigerant from the evaporator (204) and direct the refrigerant from the compressor (100) to the condenser (206). A housing of the compressor (100) includes a suction chamber (104) configured to supply the refrigerant to an impeller (106) of the compressor (100) and a discharge chamber (110) configured to receive the refrigerant from a diffuser (108) of the compressor (100). A vent system (112) integrated with the housing of the compressor (100) is configured to bypass the impeller (106) to route the refrigerant from the diffuser (108) to the suction chamber (104) during surge conditions or impeding surge conditions.
A firefighting foam concentrate having a sugar component including a monosaccharide sugar, a sugar alcohol, or a mixture of any two or more thereof; a surfactant component comprising an anionic surfactant, a zwitterionic surfactant, or a mixture of any two or more thereof; and a suspension agent including microfibrillated cellulose and an oligosaccharide, a polysaccharide, or a mixture of any two or more thereof; wherein the composition is substantially free of fluorinated compounds.
A fire suppression system includes a series of storage tanks, a series of sensor units, and a cloud-based computing system. Each sensor unit includes a pressure sensor that provides pressure data related to a pressure of a pressurized fluid within one of the storage tanks and a temperature sensor that provides temperature data related to a temperature of the pressurized fluid. The cloud-based computing system is programmed to: calculate a normalized pressure for each of the plurality of storage tanks based on the pressure data and temperature data for that storage tank, determine if the normalized pressure for each of the plurality of storage tanks indicates fluid leakage from that storage tank; and generate a notification of a leak in one of the plurality of storage tanks when the determination indicates fluid leakage from that storage tank.
A62C 35/13 - Permanently-installed equipment with containers for delivering the extinguishing substance controlled by a signal from the danger zone with a finite supply of extinguishing material
A62C 37/50 - Testing or indicating devices for determining the state of readiness of the equipment
F17C 13/02 - Special adaptations of indicating, measuring, or monitoring equipment
G01L 13/00 - Devices or apparatus for measuring differences of two or more fluid pressure values
G06F 3/00 - Input arrangements for transferring data to be processed into a form capable of being handled by the computerOutput arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
G06F 3/048 - Interaction techniques based on graphical user interfaces [GUI]
G08B 21/12 - Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
A purge system for a heating, ventilation, air conditioning, and refrigeration (HVAC&R) system includes a purge tank configured to receive a fluid mixture from a vapor compression system. The fluid mixture includes heat transfer fluid, non-condensable gases, and condensable fluid. The purge system includes a valve system fluidly coupled to the purge tank and a controller communicatively coupled to the valve system. The controller is configured to adjust the valve system based on feedback to selectively discharge the heat transfer fluid from the purge tank, to selectively discharge the non-condensable gases from the purge tank, and to selectively discharge the condensable fluid from the purge tank.
F25B 43/04 - Arrangements for separating or purifying gases or liquidsArrangements for vaporising the residuum of liquid refrigerant, e.g. by heat for withdrawing non-condensible gases
F25B 41/20 - Disposition of valves, e.g. of on-off valves or flow control valves
F25B 45/00 - Arrangements for charging or discharging refrigerant
F25B 49/02 - Arrangement or mounting of control or safety devices for compression type machines, plants or systems
A heating, ventilation, air conditioning, and refrigeration (HVAC&R) system configured to operate in a plurality of cooling modes includes a mechanical cooling system configured to place a working fluid in a heat exchange relationship with a cooling fluid, a free cooling system configured to place the cooling fluid in a second heat exchange relationship with an ambient air flow, and a controller comprising processing circuitry and a memory, wherein the memory comprises instructions that, when executed by the processing circuitry, are configured to cause the processing circuitry to transition operation of the HVAC&R system between the plurality of cooling modes based on a cooling demand of the HVAC&R system and based on an estimated power consumption of the HVAC&R system.
A condenser of a heating, ventilation, air conditioning, and refrigeration (HVAC&R) system includes a shell configured to receive vapor heat transfer fluid and a condensing section. A first plurality of heat exchange tubes is configured to place the vapor heat transfer fluid in a heat exchange relationship with cooling fluid to produce liquid heat transfer fluid. The condenser includes a subcooling section having a second plurality of heat exchange tubes extending within the shell, where the second plurality of heat exchange tubes is configured to place the liquid heat transfer fluid in a heat exchange relationship with cooling fluid to subcool the liquid heat transfer fluid. The condenser includes a pre-subcooler disposed in the condensing section, where the pre-subcooler includes a trough configured to collect a portion of the liquid heat transfer fluid and direct the portion of the liquid heat transfer fluid to the subcooling section.
F28D 7/16 - Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
A heating, ventilation, and/or air conditioning (HVAC) system includes a controller configured to receive data communications from a communicating thermostat and also configured to receive a demand signal from a non-communicating thermostat. When the controller is receiving the data communications from the communicating thermostat, the controller is configured to generate a compressor speed control signal based on the data communications from the communicating thermostat. The data communications are based on a difference between a thermostat temperature set point and a temperature measurement for a conditioned space. When the controller is receiving the demand signal from the non-communicating thermostat, the controller is configured to generate the compressor speed control signal based on a predefined coil temperature set point and a measured coil temperature. The demand signal is based on a non-communicating thermostat temperature set point not corresponding to the temperature measurement.
F24F 11/86 - Control systems characterised by their outputsConstructional details thereof for controlling the temperature of the supplied air by controlling compressors within refrigeration or heat pump circuits
An airflow sensor system for an air duct including a damper positioned therein is provided. The controller is configured to determine, via a first pressure sensor, a first airflow measurement based on a first one or more pressure measurements. The controller is further configured to determine, via a second pressure sensor and a damper position sensor, a second airflow measurement based on a second one or more pressure measurements and one or more damper position measurements. The first airflow measurement and the second airflow measurement have a first uncertainty value and a second uncertainty value associated therewith. The controller is further configured to determine an estimated airflow based on weighted values of the first airflow measurement and the second airflow measurement. The weighted values are based on the airflow measurements and the uncertainty values associate therewith.
G01F 1/36 - Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
49.
BUILDING SYSTEM WITH GENERATIVE ARTIFICIAL INTELLIGENCE POINT NAMING, CLASSIFICATION, AND MAPPING
A method can include performing data augmentation of a dataset to generate an augmented dataset, fine-tuning at least one large language model (LLM) using the augmented dataset, performing point, equipment, or subtype (PES) classification of points of a building using the at least one fine-tuned LLM, and operating equipment of the building using the PES classification to affect a physical condition of the building.
G05B 13/04 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric involving the use of models or simulators
G05B 13/02 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
50.
BUILDING MANAGEMENT SYSTEM WITH GENERATIVE AI-BASED AUTOMATED BUILDING EQUIPMENT DATA GENERATION AND STANDARDIZATION
A method includes receiving, by one or more processors, unstructured building equipment data characterizing one or more operations, specifications, or designs of building equipment. The unstructured building equipment data may not conform to a predetermined format or may conform to a plurality of different predetermined formats. The method may include extracting, by the one or more processors, a set of standards from one or more data sources associated with the building equipment. The method may include automatically generating, by the one or more processors using a generative AI model, structured building equipment data in the predetermined format for use in monitoring or controlling the building equipment. Generating the structured building equipment data may include standardizing the unstructured building equipment data to comply with the set of standards extracted from the one or more data sources associated with the building equipment.
Disclosed herein are systems, methods, and non-transitory computer readable mediums directed to tracing a person of interest (POI) using video. As provided herein, images of a POI are obtained, such as from a data store, and then the POI is identified in one or more video frames of a monitored video feed by comparing the monitored video frames to the images of the POI using facial recognition techniques. If the POI is identified, additional persons within a prescribed distance threshold of the POI are determined and identified using facial recognition techniques. Thereafter, a list of each identified person within the distance threshold of the POI is generated and may be transmitted to a desired recipient.
Example implementations include an addressable device having a base unit mountable on a structure and a device head removably mountable onto the base unit. A removable addressing device is removably mountable onto the base unit and comprises at least one memory storing an address for the addressable device. When the device head and the removable addressing device are mounted onto the base unit, the device head is electrically connected with the removable addressing device and is configured to read the address stored on the at least one memory of the removable addressing device.
A Pedestal system may include a frame configured to be connected to a surface (102), wherein the frame (110) comprises provisions for mounting at least one antenna (132) for detection of a security tag or label; the frame including a first side surface, a second side surface, a front surface and a back surface. The frame may further include a plurality of engagement features for exchangeably mounting a first aesthetic panel (135) to the first side surface, and a second aesthetic panel (135) to the second side surface, wherein release of the plurality of engagement features allows for removal of at least one of the first aesthetic panel (135) or the second aesthetic panel (135) and replacement with a third aesthetic panel (135) that is aesthetically different from at least one of the first aesthetic panel or the second aesthetic panel.
G08B 13/24 - Electrical actuation by interference with electromagnetic field distribution
A47B 47/03 - Cabinets, racks or shelf units, characterised by features related to dismountability or building-up from elements made of metal only with panels separate from the frame
A47B 47/05 - Cabinets, racks or shelf units, characterised by features related to dismountability or building-up from elements made mainly of wood or plastics with panels on a separate frame, e.g. a metal frame
54.
REMOVABLE AND ELECTRICALLY READABLE ADDRESSING DEVICE IN A BASE UNIT OF AN ADDRESSABLE DEVICE
Example implementations include an addressable device having a base unit mountable on a structure and a device head removably mountable onto the base unit. A removable addressing device is removably mountable onto the base unit and comprises at least one memory storing an address for the addressable device. When the device head and the removable addressing device are mounted onto the base unit, the device head is electrically connected with the removable addressing device and is configured to read the address stored on the at least one memory of the removable addressing device.
The present disclosure is directed to an HVAC system including a refrigeration circuit and a greenhouse gas removal circuit. The refrigerant circuit includes a first heat exchanger, a second heat exchanger, and at least one conduit configured to direct a refrigerant between the first heat exchanger and the second heat exchanger. The greenhouse gas removal circuit includes a first vessel adjacent to the first heat exchanger, a second vessel adjacent to the second heat exchanger, and at least one additional conduit configured to direct a solvent between the first vessel and the second vessel. The solvent present at the first vessel absorbs or adsorbs greenhouse gas (e.g., CO2) from a first airflow biased over the first heat exchanger. Heat rejected by the second heat exchanger into a second airflow is used to drive, at the second vessel, separation of the greenhouse gas (e.g., CO2) from the solvent.
F24F 8/133 - Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using wet filtering by direct contact with liquid, e.g. with sprayed liquid
B01D 53/14 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
B01D 53/34 - Chemical or biological purification of waste gases
A predictive modeling and control system for building equipment assesses whether a data set from a first device of building equipment is sufficient to train a prediction model for the first device. In response to a determination that the data set from the first device is insufficient to train the prediction model for the first device, the system generates a ranking of a plurality of additional devices of building equipment based on similarities between the first device and the plurality of additional devices, augments the data set with supplemental data from one or more of the plurality of additional devices in an order based on the ranking until the augmented data set is sufficient to train the prediction model, and trains the prediction model for the first device using the augmented data set. The system influences operations of the first device using the prediction model.
G05B 13/04 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric involving the use of models or simulators
G05B 13/02 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
57.
BUILDING MANAGEMENT SYSTEM WITH SUPERVISORY FAULT DETECTION LAYER
A method for correcting faults in a building management system (BMS) includes receiving time series data characterizing an operating performance of one or more BMS devices, generating a first fault detection result by processing the time series data using a first fault detection technique, generating a second fault detection result that conflicts with the first fault detection result by processing the time series data using a second fault detection technique different than the first fault detection technique, resolving a conflict between the first fault detection result and the second fault detection result by applying both the first and second fault detection results as inputs to a neural network configured to output an indication of whether a fault condition is occurring in the BMS, and initiating an action to resolve the fault condition in response to the indication indicating that the fault condition is occurring in the BMS.
A system for controlling building equipment provides a user interface including a graphical representation of a relationship between a carbon emissions control objective and a second control objective that competes with the carbon emissions control objective over a range of control strategies for the building equipment. The carbon emissions control objective is based on electrical consumption of the building equipment and a marginal operating carbon emissions rate. The system assigns a weight to the carbon emissions control objective or the second control objective in an objective function. The weight is associated with a control strategy that corresponds to a user selection based on the graphical representation. The system generates control decisions for the building equipment using the objective function with the weight assigned to the carbon emissions control objective or the second control objective and operate the building equipment in accordance with the control decisions.
F24F 11/52 - Indication arrangements, e.g. displays
G05B 13/04 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric involving the use of models or simulators
A pump includes an inner rotor having an inner body and a first plurality of teeth extending outward from the inner body, an outer rotor having an outer body and a second plurality of teeth extending inward from the outer body and toward the first plurality of teeth, and a shaft configured to turn the inner rotor, the outer rotor, or both about an axis of the shaft to rotate a mesh between the first plurality of teeth and the second plurality of teeth such that a fluid is drawn into the mesh with the outer rotor in a first axial position along the axis. The outer rotor is configured to be moved from the first axial position to a second axial position along the axis in response to a pressure condition such that the fluid bypasses the mesh with the outer rotor in the second axial position.
F04C 2/10 - Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
F04C 14/18 - Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the volume of the working chamber
F04C 15/00 - Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups
F04C 14/26 - Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves using bypass channels
60.
SYSTEMS AND METHODS FOR CONTROLLING CAPACITY OF A COMPRESSOR SYSTEM
A compressor system (400) for a heating, ventilation, air conditioning, and refrigeration (HVAC&R) system (10) includes a low stage compressor (402) having a first pre-rotation vane (PRV) (406) and a first variable geometry diffuser (VGD) (408) configured to operate to regulate a capacity of the low stage compressor (402), wherein a first operational linkage for the low stage compressor (402) causes a first position of the first VGD (406) to be dependent upon a second position of the first PRV (408). The compressor system (400) also includes a high stage compressor (404) having a second PRV (410) and a second VGD (412) configured to operate to regulate a capacity of the high stage compressor (404), wherein a second operational linkage for the high stage compressor (404) causes a third position of the second PRV (410) to be dependent upon a fourth position of the second VGD (412).
A building device including a circuit board having a plurality of connection points, and a microcontroller (MCU) module having a plurality of pads and a plurality of receivers, the plurality of pads configured to connect to a first set of connection points of the plurality of connection points of the circuit board, and the plurality of receivers to connect a first set of pins of a plurality of pins of a microcontroller. The MCU module configured to route a signal from a pin of the plurality of pins of the first microcontroller to a connection point of the plurality of connection points of the circuit board, via a pad of the first plurality of pads and a first interface of the first MCU module.
H01L 23/538 - Arrangements for conducting electric current within the device in operation from one component to another the interconnection structure between a plurality of semiconductor chips being formed on, or in, insulating substrates
62.
METHODS AND SYSTEMS FOR MANAGING A QUEUE IN HIGH-THROUGHPUT VIDEO SYSTEMS
Systems and methods are disclosed for receiving a video streaming packet from a video streaming source, removing, from the queue, a queued packet based on a size of the queue achieving a threshold and based on an index assigned to the queued packet being within a drop interval from an adjacent queued packet that is not dropped from the queue, and appending the video streaming packet to the queue.
H04N 21/434 - Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams or extraction of additional data from a video streamRemultiplexing of multiplex streamsExtraction or processing of SIDisassembling of packetised elementary stream
63.
FIRE SUPPRESSION SYSTEMS INCLUDING MODULAR STORAGE TANKS
A modular storage tank assembly including a body defining an internal volume structured to hold a fire suppression agent. The body including multiple planar side portions defining the internal volume, at least one body inlet aperture, and at least one body outlet aperture. The modular storage tank assembly also including a case. The case including a case body, a first flange on a first side of the case body and a second flange on a second side of the case body, at least one case inlet aperture, and at least one case outlet aperture.
A predictive controller for HVAC equipment obtains a control objective or a constraint that defines an amount of energy consumed by both waterside equipment and airside equipment during each time step of a time period as a summation of multiple equipment-specific energy components including, for each time step, a waterside energy component indicating an amount of energy consumed by the waterside equipment during the time step and an airside energy component indicating an amount of energy consumed by the airside equipment during the time step. The predictive controller performs a predictive control process using the control objective or the constraint to determine values of the equipment-specific energy components during each time step of the time period as outputs of the predictive control process. The predictive controller operates the waterside equipment and the airside equipment using the values of the equipment-specific energy components.
F25B 27/00 - Machines, plants or systems, using particular sources of energy
G05B 13/02 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
G05B 13/04 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric involving the use of models or simulators
G05B 15/02 - Systems controlled by a computer electric
G06Q 10/06 - Resources, workflows, human or project managementEnterprise or organisation planningEnterprise or organisation modelling
A system to repurpose one or more windings of a motor is disclosed. The system comprises an electrical device and a control circuitry provided to selectively establish electrical connection between one or more windings of the motor and the electrical device. The one or more windings function as an inductor for the electrical device.
A pressure monitoring system is disclosed. The pressure monitoring system includes a battery powered sensing unit mounted on a partition between a first space and a second space. The sensing unit senses differential pressure between the first space and the second space separated by the door, determines position of the door, and wirelessly communicate differential pressure and door position to a building management system.
G01L 13/06 - Devices or apparatus for measuring differences of two or more fluid pressure values using electric or magnetic pressure-sensitive elements
G01D 21/02 - Measuring two or more variables by means not covered by a single other subclass
G01L 19/00 - Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
67.
FACIAL RECOGNITION BY A SECURITY / AUTOMATION SYSTEM CONTROL PANEL
Example implementations include a method, apparatus, and computer-readable medium comprising determining, by a processor of a control panel, that a security event has happened, wherein the security event is associated with a user identification or authentication; capturing one or more still images or videos by at least one camera in the control panel subsequent and in response to determining that the security event has happened; and using the one or more still images or videos to perform facial recognition.
G06F 21/40 - User authentication by quorum, i.e. whereby two or more security principals are required
G06F 21/32 - User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
G06V 20/40 - ScenesScene-specific elements in video content
G07C 9/00 - Individual registration on entry or exit
G07C 9/25 - Individual registration on entry or exit involving the use of a pass in combination with an identity check of the pass holder using biometric data, e.g. fingerprints, iris scans or voice recognition
G08B 13/196 - Actuation by interference with heat, light, or radiation of shorter wavelengthActuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
H04N 23/61 - Control of cameras or camera modules based on recognised objects
H04W 4/80 - Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
68.
BUILDING CONTROL SYSTEM WITH INTELLIGENT LOAD SHEDDING
A controller for a plurality of units of equipment of a facility includes one or more processing circuits configured to determine whether load shedding will be needed to achieve a target energy consumption for the facility, in response to determining that the load shedding will be needed, generate a plurality of load shedding priority scores for the plurality of units of equipment indicating relative advantages of shedding different units of the plurality of units of the equipment, and control the plurality of units of equipment by shedding a first unit of the plurality of units based on the plurality of load shedding priority scores.
H02J 3/14 - Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load by switching loads on to, or off from, network, e.g. progressively balanced loading
H02J 3/00 - Circuit arrangements for ac mains or ac distribution networks
69.
SYSTEMS AND METHODS FOR DESIGN AND OPERATION OF A FIRE SUPPRESSION SYSTEM
A method of fire suppression in a building space includes obtaining training data indicating layouts of multiple building spaces and assets to be protected within the multiple building spaces. The method includes generating, based on the training data, a model that predicts a recommended amount of fire suppression agent to discharge at a location upstream of the assets along a flow path of air induced by an air unit to rapidly achieve an extinguishing threshold concentration level at the assets as a function of the layouts. The method includes predicting, based on a layout of a target building space by providing the layout of the target space as an input to the model, a value of the recommended amount and apportioning of the fire suppression agent for the target building space.
A62C 37/38 - Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone
A62C 37/50 - Testing or indicating devices for determining the state of readiness of the equipment
A62C 35/68 - Details, e.g. of pipes or valve systems
A62C 31/02 - Nozzles specially adapted for fire-extinguishing
G08B 31/00 - Predictive alarm systems characterised by extrapolation or other computation using updated historic data
G08B 17/00 - Fire alarmsAlarms responsive to explosion
A sprinkler assembly includes an outer structure assembly having an inlet, an outlet, and a passageway defined between the inlet and the outlet. The sprinkler assembly includes an inner structural assembly disposed within the passageway. The sprinkler assembly includes a button disposed in the passageway, the button defining an axis. The button includes a center of mass that is offset from the axis.
YORK (WUXI) AIR CONDITIONING AND REFRIGERATION CO., LTD. (China)
TYCO FIRE & SECURITY GMBH (Switzerland)
Inventor
Mei, Lu
Lin, Kun
Ma, Xiaokui
Wang, Li
Abstract
The present application relates to a condenser. The condenser has a lengthwise direction and a heightwise direction, and is characterized in that the condenser comprises a housing and a partition plate, wherein the housing has a housing accommodating cavity; the partition plate is arranged in the housing accommodating cavity, and divides the housing accommodating cavity into a condensation cavity and a separation cavity; and the partition plate is provided with at least one opening, the opening communicates the condensation cavity with the separation cavity, and the opening is provided in the middle of the condenser in the heightwise direction.
F25B 43/02 - Arrangements for separating or purifying gases or liquidsArrangements for vaporising the residuum of liquid refrigerant, e.g. by heat for separating lubricants from the refrigerant
A screw compressor (100) includes an impeller (136) to rotate about an axis (120) and configured to receive a working fluid directed into the impeller (120) along the axis. The screw compressor (100) also includes a diffuser (137) positioned downstream of the impeller (136), where the diffuser (137) may receive the working fluid from the impeller (136). The diffuser (137) includes a plurality of first vanes (178), where the plurality of first vanes (178) defines a plurality of first vane passages (186), and each first vane passage (186) of the plurality of first vane passages (186) may receive the working fluid. The diffuser (137) also includes a plurality of second vanes (180), where each second vane (180) of the plurality of second vanes (180) is positioned within a respective first vane passage (186) of the plurality of first vane passages (186). Each first vane (178) includes a first arc length (183), each second vane (180) includes a second arc length (189), and the first arc length (183) is greater than the second arc length (189).
F04C 18/16 - Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
F04C 23/00 - Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluidsPumping installations specially adapted for elastic fluidsMulti-stage pumps specially adapted for elastic fluids
F04C 29/12 - Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
A system includes a plurality of equipment devices, and a controller including a memory storing instructions that, when executed by a processor, cause the processor to: obtain equipment operating data characterizing operation of a plurality of equipment devices, detect or predict a plurality of faults in the operation of the plurality of equipment devices based on the equipment operating data, analyze, using a machine learning model, the plurality of faults, rank, using the machine learning model, the plurality of faults according to one or more parameters of the equipment operating data, generate, using the machine learning model, one or more observations relating to the operation of the plurality of equipment devices and one or more recommendations to resolve the one or more faults, and generate, by the one or more processors, a user interface displaying the one or more observations and the one or more recommendations.
G05B 13/02 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
75.
SYSTEMS AND METHODS FOR CONFIGURING A BUILDING MANAGEMENT SYSTEM
A building management system (BMS) network interface device includes an external communication device configured to provide communication between the BMS network interface and a number of user devices, over a first network. A performance verification tool (PVT) system for one or more BMS devices communicating over one or more networks includes a first application scan engines configured to discover first type devices of the BMS devices and second type devices of the BMS devices. The second application includes a reporting module configured to provide reports presenting analysis. The analysis is based upon data obtained from the BMS devices by the first application.
G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
76.
MODULAR AND FLEXIBLE BACNET INTEGRATION STACK USING SOCKET-BASED APPLICATION PROGRAMMING INTERFACE
Systems and methods for implementing building automation and control network (BACnet) stacks having socket-based application programming interfaces (APIs) are disclosed. A system can implement a BACnet component. The BACnet component can provide socket-based API configured to receive commands for accessing at least one BACnet system. The BACnet component can receive, via the socket-based API, a first command to be communicated via a BACnet protocol. The BACnet component can convert the first command to a BACnet instruction. The BACnet component can transmit the BACnet instruction using the BACnet protocol to the BACnet system.
A system may be configured to provide alarm risk score intelligence and analysis. In some aspects, the system may receive sensor information captured by one or more sensors, the sensor information indicating activity within a controlled environment, and determine an event based on the sensor information. Further, the system may receive one or more video frames from one or more video capture devices and determine context information based on the one or more video frames. Additionally, the system may modify the event based on the context information to generate an alarm and transmit a notification identifying the alarm to a monitoring device.
G06V 20/52 - Surveillance or monitoring of activities, e.g. for recognising suspicious objects
G06V 10/70 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning
G06V 20/40 - ScenesScene-specific elements in video content
G08B 13/196 - Actuation by interference with heat, light, or radiation of shorter wavelengthActuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
78.
BUILDING SYSTEM WITH GENERATIVE ARTIFICIAL INTELLIGENCE POINT NAMING, CLASSIFICATION, AND MAPPING
A method for a building automation system includes performing data augmentation of a point, equipment, and subtype (PES) dataset using generative artificial intelligence to generate an augmented PES dataset. The method includes fine-tuning at least one large language model (LLM) using the augmented PES dataset, discovering points on a building network for the building automation system, performing PES classification of the points using the at least one fine-tuned LLM, and operating equipment of the building automation system using the PES classification to affect a physical condition of a building.
G05B 13/02 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
79.
UNIVERSAL LOCKING APPARATUS, SYSTEM, AND METHODS OF USE
A door latch device may include a first mounting bracket for mounting to a first door or gate. The device may further include a second mounting bracket for mounting to a second door or gate, and a locking bar with a hasp and a hasp opening configured to be slideably received by a locking bar retainer of the first mounting bracket and a second locking bar retainer of the second mounting bracket, wherein the locking bar is configured to be slid through the locking bar retainer and into the second locking bar retainer until a hasp of the locking bar passes through a lock mount opening of a lock mounting portion of the first mounting bracket, and wherein the hasp opening is configured to have a lock bolt passed therethrough to lock the position of the locking bar with respect to the first mounting bracket.
A compressor includes a diffuser passage configured to receive refrigerant flow from an impeller of the compressor, where the diffuser passage is at least partially defined by a compressor discharge plate of the compressor. The compressor also includes a variable geometry diffuser positioned within the diffuser passage and configured to adjust a dimension of a refrigerant flow path through the diffuser passage, an actuator coupled to the variable geometry diffuser and configured to adjust a position of the variable geometry diffuser within the diffuser passage, and a controller configured to regulate operation of the actuator. The controller is configured to instruct the actuator to adjust the position of the variable geometry diffuser from a first position to a second position using a first force and to adjust the position of the variable geometry diffuser from the second position to a third position using a second force less than the first force, where the variable geometry diffuser abuts the compressor discharge plate in the third position.
A building optimization system includes charging and discharging a battery of a battery power vehicle. The building optimization system includes a charging system configured to cause the battery of the battery powered vehicle to charge or discharge. The building optimization system also includes an optimization controller including a processing circuit. The processing circuit is configured to receive charging constraints for the battery powered vehicle, determine whether to charge discharge the battery of the battery powered vehicle based on the charging constraints, and cause the charging system to charge or discharge the battery of the battery powered vehicle based on the optimization.
B60L 53/64 - Optimising energy costs, e.g. responding to electricity rates
B60L 53/62 - Monitoring or controlling charging stations in response to charging parameters, e.g. current, voltage or electrical charge
B60L 53/63 - Monitoring or controlling charging stations in response to network capacity
B60L 53/66 - Data transfer between charging stations and vehicles
B60L 55/00 - Arrangements for supplying energy stored within a vehicle to a power network, i.e. vehicle-to-grid [V2G] arrangements
B60L 58/13 - Maintaining the SoC within a determined range
G06Q 10/04 - Forecasting or optimisation specially adapted for administrative or management purposes, e.g. linear programming or "cutting stock problem"
G06Q 10/06 - Resources, workflows, human or project managementEnterprise or organisation planningEnterprise or organisation modelling
G06Q 30/02 - MarketingPrice estimation or determinationFundraising
A chiller includes a housing, a main control board positioned in the housing and configured to control the chiller, and a communications board positioned in the housing and including a virtual subscriber identity module (SIM) configured to provide communications between the chiller and a cellular network external to the chiller.
G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
83.
BUILDING AUTOMATION SYSTEM WITH AUTOMATED SEQUENCING FOR MANAGERLESS TWINNING AND METHOD THEREOF
A method of and systems for staging units in a building management system (BMS) determines a next unit of the plurality of units to add to or remove from contributing to the environmental operation in each controller of the number of units in the BMS. The systems or methods also can determine in each controller of the units if a respective unit for the controller is the next unit, and changing an operational mode of the respective unit if the respective unit is the next unit. The systems and methods can implement managerless twinning control.
A method and system may be configured to perform bullying detection using a three dimensional enhanced convolution neural network (3D enhanced CNN). In some aspects, method includes acquiring, from a video camera by a processor, a live video stream of a monitored area; preprocessing, by the processor, the video stream into a normalized low resolution video stream; applying, by the processor, 3D enhanced CNN to the normalized low resolution video stream to detect bullying in the normalized low resolution video stream; transmitting, by a transceiver communicatively coupled with the processor, a notification in response to detecting bullying. The 3D enhanced CNN includes 2 dimensional video and a third dimension in time.
G06V 20/52 - Surveillance or monitoring of activities, e.g. for recognising suspicious objects
G06V 10/32 - Normalisation of the pattern dimensions
G06V 10/74 - Image or video pattern matchingProximity measures in feature spaces
G06V 10/764 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using classification, e.g. of video objects
G06V 10/774 - Generating sets of training patternsBootstrap methods, e.g. bagging or boosting
G06V 10/82 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using neural networks
G06V 20/40 - ScenesScene-specific elements in video content
Examples described herein generally relate to a system, electronic tag, and method for operating the electronic tag with a delayed privacy mode. The electronic tag is configured to selectively operate in a privacy mode in which the electronic tag does not transmit. A point of sale device configured to: detect a change of status of an item associated with an electronic tag; and update a first record associated with the electronic tag to indicate a sold status. A radio frequency identification (RFID) electronic article surveillance (EAS) system is configured to detect the electronic tag prior to operation in the privacy mode. The RFID EAS system or the electronic tag is configured to place the electronic tag in the privacy mode after the RFID EAS system detects the electronic tag.
A heating, ventilation, air conditioning, and refrigeration (HVAC&R) system includes a compressor having a housing, a shaft disposed within and extending through the housing, and an impeller coupled to the shaft, where the shaft is configured to rotate relative to the housing and about an axis to rotate the impeller. The HVAC&R system also includes a controller configured to receive data indicative of a distance from a shroud of the impeller to the housing and to adjust a position of the shaft along the axis based on a comparison of the distance from the shroud of the impeller to the housing with a predetermined value.
Systems and methods are disclosed for distributing configuration updates to multiple cameras operating on a network. An agent process executing on a node of a video management system can discover multiple cameras connected to a same subnetwork accessible by the agent process, where the agent process can be configured to execute on at least a controller camera of the video management system. The agent process can provide a configuration update to the controller camera for distribution to each of the multiple cameras.
A heating, ventilation, air conditioning, and refrigeration (HVAC&R) system includes an evaporator disposed along a working fluid circuit, where the evaporator is configured to transfer heat between a working fluid and a conditioning fluid, and a lubricant separation system. The lubricant separation system includes a lubricant separation heat exchanger configured to receive a mixture of the working fluid and a lubricant from the evaporator and to transfer heat from a flow of heated fluid to the mixture to separate the working fluid from the lubricant. The lubricant separation system is also configured to direct the working fluid separated from the lubricant to the evaporator.
The present disclosure relates to a BMS that includes processor(s) that execute instructions to obtain a fault rule related to a building parameter and determine that a fault has occurred based on the fault rule and initial BMS data indicating an initial value of the building parameter. The instructions cause the processors to perform an automatic fault correction process including increasing or decreasing an operational value of building equipment that operate to affect the building parameter by a preset interval, operating the building equipment using the increased or decreased operational value to affect the building parameter, and determining whether the fault was resolved. Responsive determining that the fault was not resolved, the instructions cause the processor(s) to repeat the automatic fault correction process until either the fault is resolved, or the operational value of the building equipment reaches a minimum or maximum value threshold.
A fire exposure protection sprinkler assembly provides fire exposure protection for one or more windows and includes a fire exposure protection sprinkler, a sealing assembly configured to unseal in response to a fire such that fire exposure protection fluid may flow from the fire exposure protection sprinkler, and a housing having a pair of legs, with each of the legs having an aperture. The assembly also includes a deflection assembly configured to extend from the housing due to gravity and activation of a cover plate, with a deflector configured to disperse the fire exposure protection fluid over the one or more windows so as to wet the one or more windows.
A62C 37/10 - Releasing means, e.g. electrically released
B05B 1/26 - Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with means for mechanically breaking-up or deflecting the jet after discharge, e.g. with fixed deflectorsBreaking-up the discharged liquid or other fluent material by impinging jets
91.
FIRE-FIGHTING FOAM COMPOSITION WITH MICROFIBROUS CELLULOSE
An aqueous fire-fighting composition includes a surfactant component that includes an anionic surfactant, a zwitterionic surfactant, a nonionic surfactant, or a mixture of any two or more thereof; and a suspension agent comprising microfibrous cellulose. The suspension agent may include a water-soluble oligosaccharide and/or polysaccharide co-agent together with the microfibrous cellulose. The fire-fighting composition may also include one or more of a sugar component, organic solvent and a polysaccharide thickener, and be substantially free of fluorinated additives.
A fan motor for a heating, ventilation, and air conditioning (HVAC) system includes a housing and a motor connector integrated with the housing. The motor connector includes a first plurality of ports, a second plurality of ports, and a third plurality of ports. The fan motor is configured to operate in a constant torque mode via the first plurality of ports, and the fan motor is configured to operate in a constant air flow mode via the second plurality of ports instead of the first plurality of ports. The fan motor includes a motor controller configured to operate the fan motor in the constant torque mode in response to energization of at least one port of the first plurality of ports.
F24F 11/77 - Control systems characterised by their outputsConstructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
An emergency alarm system peripheral, such as a hazard detector, intrusion detector, or a notification appliance, includes a base that is permanently installed on a wall or ceiling, and a head which mounts to the base. Various embodiments and methods are provided to easily and efficiently assign addresses to the peripherals in the system.
G08B 25/00 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
G06K 7/10 - Methods or arrangements for sensing record carriers by electromagnetic radiation, e.g. optical sensingMethods or arrangements for sensing record carriers by corpuscular radiation
G06K 7/14 - Methods or arrangements for sensing record carriers by electromagnetic radiation, e.g. optical sensingMethods or arrangements for sensing record carriers by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
G08B 17/06 - Electric actuation of the alarm, e.g. using a thermally-operated switch
G08B 17/10 - Actuation by presence of smoke or gases
G08B 21/02 - Alarms for ensuring the safety of persons
G08B 25/10 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
G08B 29/18 - Prevention or correction of operating errors
H04B 5/70 - Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
94.
SYSTEMS, DEVICES, AND METHODS FOR SELECTIVE RESPONSE TO EGRESS OF AN ARTICLE FROM A PREMISES
Example implementations include a method, apparatus and computer-readable medium comprising detecting an acousto-magnetic (AM) tag device responsive to a select detection frequency from multiple detection frequencies within a detection bandwidth, wherein each one of the multiple detection frequencies is associated with one of a plurality of different attributes of articles. The implementations further include sending a data signal indicative of detection of the AM tag device, the data signal comprising data defining the select detection frequency wherein the data signal is operative to cause a device to perform one or more actions based on the select detection frequency.
A method and apparatus are provided. The aspects include configuring an addressable printed circuit board (PCB) to electrically connect and assign an address of the addressable PCB to a non-addressable PCB of the remote device. The aspects include configuring a housing to retain at least a portion of the addressable PCB and to physically connect to a receiving device.
G08B 25/00 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
G08B 25/04 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using a single signalling line, e.g. in a closed loop
G08B 25/14 - Central alarm receiver or annunciator arrangements
96.
HYBRID REMOTE DEVICE FOR INTERFACING WITH A FIRE ALARM PANEL LOOP
A method and apparatus relating to providing a remote device for a fire alarm control system are, in turn, provided. The aspects include configuring each at least two replaceable sub-devices to provide at least one of a notification and a detection of a fire event. The aspects include configuring a housing to receive and connect to the at least two replaceable sub-devices.
G08B 25/04 - Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using a single signalling line, e.g. in a closed loop
JOHNSON CONTROLS AIR CONDITIONING AND REFRIGERATION (WUXI) CO., LTD. (China)
TYCO FIRE & SECURITY GMBH (Switzerland)
Inventor
Yang, Shengmei
Chang, Baojun
Abstract
A silencing device, comprising a housing (102), a main pipe (104) and a partition plate assembly (208). The housing (102) defines a housing cavity (205) and has a housing axis. The main pipe (104) is arranged in the housing cavity (205), the main pipe (104) defines a main pipe accommodation cavity (106) and has a pipe axis, and the pipe axis is parallel to and staggered from the housing axis. The partition plate assembly (208) is arranged between the housing (102) and the main pipe (104), and is connected to the housing (102) and the main pipe (104), such that at least four cavities (212) are formed in a space between the housing (102) and the main pipe (104). At least four communication channels (302) are provided on the main pipe (104), and the at least four communication channels (302) are arranged corresponding to the at least four cavities (212), so as to enable the at least four cavities (212) to be in communication with the main pipe accommodation cavity (106). The at least four cavities (212) are configured to be capable of silencing the fluid flowing through the main pipe (104). The silencing device maximizes the utilization of the space formed by the housing (102) and the main pipe (104), thereby reducing the consumption of production materials, and reducing the overall space used.
A method and apparatus relating to coupling a remote device to a fire alarm control panel (FACP) are provided. The aspects include configuring a translation processor to selectively translate communications from the remote device into at least one of at least two different device protocols including a first device protocol and a second device protocol. The aspects include configuring a first device protocol portion connected to the translation processor to provide the communications between the translation processor and the FACP using the first device protocol. The aspects include configuring a second device protocol portion connected to the translation processor to provide the communications between the translation processor and the FACP using the second device protocol.
Fire protection system and methods for concealed spaces providing for effective fire protection over an effective depth range measuring from a minimum six inches up to a maximum that is greater than thirty-six inches. A combustible concealed space that includes an upper deck and a ceiling deck spaced about a longitudinal axis extending substantially parallel to the ceiling deck with a fire protection system having a firefighting fluid supply pipe and at least one automatic upright sprinkler coupled to the fluid supply pipe and positioned to define an effective depth range that measures from six inches to a maximum of at least sixty inches.
