A water heating system includes a burner and a gas valve fluidly connected to the burner to deliver a flow of combustible gas thereto. The gas valve has an adjustable throttle for the flow of combustible gas, along with a motor to adjust a position of the throttle. A controller is configured to determine a throttle position corresponding to a target air-fuel ratio of the burner during a calibration sequence, and to control the motor in order to operate the burner at that target air-fuel ratio throttle position during a start sequence. The controller is configured to monitor a characteristic of the burner during the start sequence, and to initiate the calibration sequence if the monitored characteristic exceeds an error threshold.
F24H 15/31 - Commande des vannes de vannes ayant un seul orifice d'entrée et un seul orifice de sortie, p.ex. de vannes de régulation de débit
F24H 15/421 - Commande des appareils de chauffage de fluides caractérisée par le type des unités de commande utilisant un traitement électronique, p.ex. par ordinateur utilisant des données préenregistrées
A water heater includes a tank defining an interior space adapted to contain water and a shroud over the water heater and defining a component space inside the shroud. A first pipe nipple is coupled to a spud of the water heater, the first pipe nipple and spud defining a non-collinear axis that is non-collinear with a pipe axis of a pipe to be fluidly connected to the tank. A flexible connector is connected at one end to the first pipe nipple along the non-collinear axis. A second end of the flexible connector is positioned collinear with the pipe axis. A second pipe nipple is coupled at one end to the second end of the flexible connector and coupled at an opposite end with the pipe. Fluid communication is established between the pipe and the interior space of the tank through the pipe nipple and flexible connector.
F24H 9/13 - Raccordement des éléments chauffants, de transfert ou de production de chaleur aux tuyauteries de circulation pour appareils de chauffage de l’eau
F24H 9/02 - Enveloppes; Couvercles de protection; Panneaux décoratifs
A cartridge filter includes a feedwater inlet, a first outlet and a second outlet, a tube arranged at the center of the cartridge filter, an interior volume of the tube being in fluid communication with the first outlet, and a spiral wound filter assembly extending radially outward from the central tube and including a prefilter, a reverse osmosis filter, and a postfilter. The prefilter is located radially outward from the reverse osmosis filter and the postfilter.
A cartridge filter includes a feedwater inlet, a first outlet and a second outlet, a tube arranged at the center of the cartridge filter, an interior volume of the tube being in fluid communication with the first outlet, and a spiral wound filter assembly extending radially outward from the central tube and including a prefilter, a reverse osmosis filter, and a postfilter. The prefilter is located radially outward from the reverse osmosis filter and the postfilter.
A fluid heating system including a burner unit is operated based on feedback control loops. The fluid heating system comprises a burner unit configured to heat a fluid, a sensor configured to sense a characteristic of the appliance, and a controller coupled to the burner unit and the sensor. The controller includes an electronic processor and a memory. The controller is configured to receive a first signal corresponding to the characteristic from the sensor, determine, based on the first signal, a first feedback loop control, control combustion of the burner unit based on the first feedback loop control, determine, based on the first feedback loop control, a second feedback loop control, and control combustion of the burner unit based on the second feedback loop control.
F24H 1/00 - Appareils de chauffage de l’eau, p.ex. chauffe-eau, chauffe-eau instantanés en continu ou chauffe-eau à accumulation
F24H 15/36 - Commande de moyens de production de chaleur dans les appareils de chauffage de brûleurs
F24H 15/414 - Commande des appareils de chauffage de fluides caractérisée par le type des unités de commande utilisant un traitement électronique, p.ex. par ordinateur
A. O. Smith (China) Water Heater Co., Ltd. (Chine)
Inventeur(s)
Murphy, Mark Allan
Yang, Ciu
Chen, Kaiju
Styer, Michael
Abrégé
A water heater dip tube includes an elongated body having an inlet end and an outlet end. An inner volume is arranged within the elongated body. An anti-siphon orifice is arranged along the elongated body proximate the inlet end. The anti-siphon orifice extends through a wall of the elongated body. The dip tube further includes an elastomeric membrane secured to the elongated body. The elastomeric membrane is arranged in the vicinity of the anti-siphon orifice. The elastomeric membrane is operable to block fluid flow through the anti-siphon orifice when a pressure at the inlet end is greater than a pressure at the exterior of the dip tube adjacent to the anti-siphon orifice, and to allow fluid flow through the anti-siphon orifice when a pressure at the inlet end is less than a pressure at the exterior of the dip tube adjacent to the anti-siphon orifice.
F24H 9/13 - Raccordement des éléments chauffants, de transfert ou de production de chaleur aux tuyauteries de circulation pour appareils de chauffage de l’eau
The present disclosure discloses a control method of a heating device, which relates to a technical field of heating technique, the heating device comprising: a first water storage unit provided with a first heating mechanism; a second water storage unit communicated with the first water storage unit and provided with a second heating mechanism; and a first temperature detection device configured to measure a temperature of the second water storage unit.
A media tank includes a housing having a first housing portion coupled to a second housing portion at an interface between the first and second housing portions, the first and second housing portions collectively defining an interior volume of the housing, and a divider positioned within the interior volume of the housing at the interface between the first and second housing portions to separate the interior volume into a first chamber at least partially defined by the first housing portion and the divider and a second chamber at least partially defined by the second housing portion and the divider. The first housing portion is coupled to the second housing portion via a friction weld at the interface. An annular gap is provided between the divider and the first housing portion. Flash from the friction weld is received within the annular gap.
B01J 19/24 - Réacteurs fixes sans élément interne mobile
B01D 24/14 - Filtration vers le bas, le récipient comportant des tuyaux collecteurs ou distributeurs ou des tuyaux perméables
B01J 20/20 - Compositions absorbantes ou adsorbantes solides ou compositions facilitant la filtration; Absorbants ou adsorbants pour la chromatographie; Procédés pour leur préparation, régénération ou réactivation contenant une substance inorganique contenant du carbone obtenu par des procédés de carbonisation
B01J 20/28 - Compositions absorbantes ou adsorbantes solides ou compositions facilitant la filtration; Absorbants ou adsorbants pour la chromatographie; Procédés pour leur préparation, régénération ou réactivation caractérisées par leur forme ou leurs propriétés physiques
A water heater includes a tank defining an interior space adapted to contain water and a shroud over the water heater and defining a component space inside the shroud. A first pipe nipple is coupled to a spud of the water heater, the first pipe nipple and spud defining a non-collinear axis that is non-collinear with a pipe axis of a pipe to be fluidly connected to the tank. A flexible connector is connected at one end to the first pipe nipple along the non-collinear axis. A second end of the flexible connector is positioned collinear with the pipe axis. A second pipe nipple is coupled at one end to the second end of the flexible connector and coupled at an opposite end with the pipe. Fluid communication is established between the pipe and the interior space of the tank through the pipe nipple and flexible connector.
F24H 9/12 - Raccordement des éléments chauffants, de transfert ou de production de chaleur aux tuyauteries de circulation
F24H 9/02 - Enveloppes; Couvercles de protection; Panneaux décoratifs
F24H 9/13 - Raccordement des éléments chauffants, de transfert ou de production de chaleur aux tuyauteries de circulation pour appareils de chauffage de l’eau
17.
Water heater having highly efficient and compact heat exchanger
A water heater includes an inner water tube coil and an outer water tube coil separated by a drum baffle. The inner and outer coils extend above a top edge of the drum baffle by at least a full turn of each coil. A flue gas bypass path is defined between a top edge of the drum baffle and a top insulation layer above the inner and outer coils. Flue gases flow radially though the inner coil, up along the drum baffle, through the flue gas bypass path, and downwardly over the outer coil to heat water flowing through the inner and outer coils. The water flows into the outer coil at the bottom of the coil, winds upwardly through the outer coil in countercurrent flow with respect to the flue gases, then down through the inner coil.
F24H 1/40 - Appareils de chauffage de l'eau autres qu'instantanés ou à accumulation, p.ex. chauffe-eau pour chauffage central avec un ou plusieurs tubes d'eau
F24H 1/16 - Chauffe-eau instantanés, c. à d. dans lesquels il n'y a production de chaleur que lorsque l'eau s'écoule, p.ex. avec contact direct de l'eau avec l'agent chauffant dans lesquels l'eau est maintenue séparée de l'agent chauffant par tubes, p.ex. en forme de serpentins enroulés en hélice ou en spirale
F24H 9/00 - APPAREILS DE CHAUFFAGE DE FLUIDES, p.ex. DE L'AIR OU DE L'EAU, COMPORTANT DES MOYENS DE PRODUCTION DE CHALEUR, p.ex. DES POMPES À CHALEUR, EN GÉNÉRAL - Parties constitutives
18.
WATER HEATER WITH RESERVE CAPACITY, AND METHOD OF OPERATING THE SAME
A method of operating a water heater, the method including determining a predicted variation of a hot water consumption rate variable over a future time period and calculating a total required operating time of the water heater over that time period. The method further includes determining multiple possible operating profiles of the water heater that provide the total required operating time, and calculating a minimum hot water reserve for each profile. One of the profiles is selected based at least partially on that profile providing a minimum hot water reserve that is not less than a predetermined desired reserve capacity and the water heater is operated over the time period using that profile. The selected profile may be the profile that is calculated to have the lowest operational cost.
F24H 15/269 - Données temporelles, p.ex. heure ou date
F24H 15/335 - Commande de pompes, p.ex. commande marche/arrêt
F24H 15/355 - Commande de moyens de production de chaleur dans les appareils de chauffage
F24H 15/429 - Commande des appareils de chauffage de fluides caractérisée par le type des unités de commande utilisant un traitement électronique, p.ex. par ordinateur utilisant des données préenregistrées pour la sélection de modes de fonctionnement
19.
Gas-fired appliance and control algorithm for same
A gas-fired water heater including a water tank, a combustion chamber, a burner assembly disposed within the combustion chamber, a gas valve for controllably supplying gas to the burner assembly, a temperature sensor coupled to the combustion chamber, wherein the temperature sensor generating a signal related to the temperature of the combustion chamber, and a controller having an electronic processor and memory. The controller is configured to receive the signal at a first predetermined time and at a second predetermined time, calculate a change in temperature based on the signal received at the first predetermined time and the signal received at the second predetermined time, compare the change in temperature to a rate of change threshold to produce a first comparison, and shut the gas valve in response to the change in temperature being less than the rate of change threshold.
A water softener system includes a brine tank, an ion-exchange resin and a softener control valve fluidly coupling the brine tank and the ion-exchange resin. The softener control valve has an inlet configured to receive a flow of feed-water and an outlet configured to deliver a flow of product water. A flow meter is configured to monitor a flow rate of water to or from the control valve, and a sensor is arranged upstream of the inlet of the softener control valve to measure a fluid property of the flow of feed-water. A controller is configured to calculate an available exchange capacity of the ion-exchange resin using flow rate data from the flow meter and a hardness value of the feed-water, which the controller calculates using a fluid property value from the sensor and a predetermined coefficient. The controller is also configured to initiate a regeneration of the ion-exchange resin using the brine tank and the softener control valve, and to update the predetermined coefficient based at least partially on the calculated available exchange capacity upon initiating the regeneration.
A water heater includes a tank configured to hold a fluid, a sacrificial anode located within the tank, and a controller coupled to the sacrificial anode. The controller is configured to selectively complete and break an electrical circuit connecting the tank and the sacrificial anode. The controller is also configured to measure a shorted anode current through the electrical circuit, to determine a modulation duty cycle based on a current setpoint and the measured shorted anode current, and to repeatedly complete and break the electrical circuit using the modulation duty cycle.
A fluid heating system including a burner unit is operated based on feedback control loops. The fluid heating system comprises a burner unit configured to heat a fluid, a sensor configured to sense a characteristic of the appliance, and a controller coupled to the burner unit and the sensor. The controller includes an electronic processor and a memory. The controller is configured to receive a first signal corresponding to the characteristic from the sensor, determine, based on the first signal, a first feedback loop control, control combustion of the burner unit based on the first feedback loop control, determine, based on the first feedback loop control, a second feedback loop control, and control combustion of the burner unit based on the second feedback loop control.
F24H 1/00 - Appareils de chauffage de l’eau, p.ex. chauffe-eau, chauffe-eau instantanés en continu ou chauffe-eau à accumulation
F24H 15/36 - Commande de moyens de production de chaleur dans les appareils de chauffage de brûleurs
F24H 15/414 - Commande des appareils de chauffage de fluides caractérisée par le type des unités de commande utilisant un traitement électronique, p.ex. par ordinateur
A system and method for configuring a water heater. The method includes capturing, with a mobile device a scannable feature of a rating plate and receiving, with the mobile device, an input indicative of a configuration selection. The method further includes configuring, with the mobile device, the water heater based on the configuration selection.
F24H 9/20 - Disposition ou montage des dispositifs de commande ou de sécurité
H04B 5/00 - Systèmes de transmission à induction directe, p.ex. du type à boucle inductive
G06F 16/955 - Recherche dans le Web utilisant des identifiants d’information, p.ex. des localisateurs uniformisés de ressources [uniform resource locators - URL]
A water heater includes an outer casing defining a longitudinal axis, an axial direction being defined as extending along the longitudinal axis. The water heater further includes a combustor for production of hot flue gases, a primary heat exchanger including a tube positioned within the outer casing, and a secondary heat exchanger including a plurality of plates coupled together by brazing to form a brazed plate heat exchanger. The secondary heat exchanger includes a first set of passages defined between the plates, and a second set of passages defined between the plates and alternating with the first set of passages in the axial direction. The primary and secondary heat exchangers are in fluid communication such that the flue gases flow through the second set of passages before being exhausted, and water to be heated flows through the first set of passages to a delivery point for use upon demand.
F22B 21/22 - Chaudières à tubes d'eau du type vertical ou semi-vertical, c. à d. où les faisceaux de tubes d'eau sont disposés verticalement ou pratiquement à la verticale composées de tubes d'eau de forme autre que rectiligne ou sensiblement rectiligne
F22B 21/34 - Chaudières à tubes d'eau du type vertical ou semi-vertical, c. à d. où les faisceaux de tubes d'eau sont disposés verticalement ou pratiquement à la verticale composées de tubes d'eau groupés en forme d'écrans entourant la chambre de combustion, c. à d. chaudières à rayonnement
F24H 1/10 - Chauffe-eau instantanés, c. à d. dans lesquels il n'y a production de chaleur que lorsque l'eau s'écoule, p.ex. avec contact direct de l'eau avec l'agent chauffant
F24H 8/00 - Appareils de chauffage de fluides caractérisés par des moyens pour extraire par condensation la chaleur latente des fumées
F28D 1/047 - Appareils échangeurs de chaleur comportant des ensembles de canalisations fixes pour une seule des sources de potentiel calorifique, les deux sources étant en contact chacune avec un côté de la paroi de la canalisation, dans lesquels l'autre source d avec des canalisations d'échange de chaleur immergées dans la masse du fluide avec canalisations tubulaires les canalisations étant courbées, p.ex. en serpentin ou en zigzag
F28D 7/00 - Appareils échangeurs de chaleur comportant des ensembles de canalisations tubulaires fixes pour les deux sources de potentiel calorifique, ces sources étant en contact chacune avec un côté de la paroi d'une canalisation
F28D 7/02 - Appareils échangeurs de chaleur comportant des ensembles de canalisations tubulaires fixes pour les deux sources de potentiel calorifique, ces sources étant en contact chacune avec un côté de la paroi d'une canalisation les canalisations étant enroulées en hélice
F28D 9/00 - Appareils échangeurs de chaleur comportant des ensembles de canalisations fixes en forme de plaques ou de laminés pour les deux sources de potentiel calorifique, ces sources étant en contact chacune avec un côté de la paroi d'une canalisation
F28F 1/24 - Eléments tubulaires ou leurs ensembles avec moyens pour augmenter la surface de transfert de chaleur, p.ex. avec des ailettes, avec des saillies, avec des évidements ces moyens étant uniquement à l'extérieur de l'élément tubulaire et s'étendant transversalement
F28D 21/00 - Appareils échangeurs de chaleur non couverts par l'un des groupes
25.
Heat pump unit and control method thereof, control device, heat pump system, and combined supply system
A control method for a heat pump unit includes acquiring a first output capability set when the heat pump unit reaches a first preset energy efficiency ratio set at a current ambient temperature; acquiring a total demand load demanded by an indoor area having a heating demand or a cooling demand; and causing the heat pump unit to operate in accordance with the first output capability set when the total demand load is smaller than the first output capability set.
An electrode includes an insulating surface layer and at least one aligned carbon nanotube fiber embedded in the insulating surface layer. Each of the at least one aligned carbon nanotube fiber has a first end and a second end opposite the first end, and the first end and the second end are separated by a body. Each of the at least one aligned carbon nanotube fiber is composed of a plurality of carbon nanotubes. The first end and the second end are free of the insulating surface layer. The second end is in contact with an electrical conductive material. A method of analyzing an analyte in a sample and a device for energy storage using the electrode are also described.
A61B 5/263 - Détection, mesure ou enregistrement de signaux bioélectriques ou biomagnétiques du corps ou de parties de celui-ci Électrodes bioélectriques à cet effet caractérisées par les matériaux des électrodes
H01G 11/36 - Nanostructures, p.ex. nanofibres, nanotubes ou fullerènes
A carbon recovery system and method improve purity of carbon dioxide when it is recovered and include an electrochemical cell including a working electrode and a counter electrode. When a given voltage is applied between the working electrode and the counter electrode, electrons are supplied from the counter electrode to the working electrode. The working electrode then combines with carbon dioxide upon receiving the electrons supplied thereto. An adsorber accommodates the electrochemical cell and introduces a carbon dioxide-containing gas to itself. A liquid supply section supplies liquid to the adsorber with a given voltage being applied between the working electrode and the counter electrode. A discharge section discharges the liquid supplied from the liquid supply section and carbon dioxide-removed gases from the adsorber with the given voltage being applied between the working electrodes and the counter electrode.
B01D 53/32 - SÉPARATION Épuration chimique ou biologique des gaz résiduaires, p.ex. gaz d'échappement des moteurs à combustion, fumées, vapeurs, gaz de combustion ou aérosols par effets électriques autres que ceux prévus au groupe
A water tank configured to store water from a water supply includes an inlet configured to receive water from the water supply, and an outlet configured to dispense water. The water tank includes a reflective coating positioned on an inner surface of the tank, and an end wall including a light emitting diode oriented toward the outlet. The light emitting diode and the reflective coating are operable to disinfect water from the water supply
The present disclosure discloses a defrosting control method, a central controller and a heating system. The defrosting control method comprises: heating fluid in a flow passage between an inlet and an outlet of a first heat source by a second heat source, at least in a part of process of defrosting by the first heat source; acquiring an operation parameter of the first heat source, wherein the operation parameter comprises a water outlet temperature and/or a water return temperature and/or an operation parameter of a compressor of the first heat source, comparing a current value of the acquired operation parameter with a preset range of the operation parameter, and adjusting a heat exchange amount between the second heat source and the fluid when the acquired current value is within the preset range. The defrosting control method, the central controller and the heating system provided by the present disclosure can improve the defrosting efficiency while considering the heating comfort, and ensure the stable operation of the defrosting process.
F24H 15/355 - Commande de moyens de production de chaleur dans les appareils de chauffage
F24H 15/36 - Commande de moyens de production de chaleur dans les appareils de chauffage de brûleurs
F24H 15/37 - Commande de moyens de production de chaleur dans les appareils de chauffage d’appareils de chauffage électriques
F24H 15/429 - Commande des appareils de chauffage de fluides caractérisée par le type des unités de commande utilisant un traitement électronique, p.ex. par ordinateur utilisant des données préenregistrées pour la sélection de modes de fonctionnement
F25B 13/00 - Machines, installations ou systèmes à compression, à cycle réversible
F25B 30/02 - Pompes à chaleur du type à compression
A gas-mixing device includes: a shell, where the shell is provided with an air channel for conveying air, a fuel gas channel for conveying fuel gas, and a mixing-gas channel connecting downstream of the air channel and the fuel gas channel. The fuel gas channel includes a first sectional flow area and the air channel includes a second section flow area; which are located on the movable part of the shell. The movable part is provided with a flexible separation component which hermetically separates the air channel and the fuel gas channel. The movable part penetrates through the flexible separation component and enters the air channel and the fuel gas channel and performs a movement to change the first and second sectional flow area.
F23N 1/02 - Régulation de l'alimentation en combustible conjointement au réglage de l'amenée d'air
F23D 14/02 - Brûleurs à gaz avec prémélangeurs, c. à d. dans lesquels le combustible gazeux est mélangé à l'air de combustion en amont de la zone de combustion
A water softener regeneration system for a water softener configured to soften and filter water, the regeneration system includes a water hardness measurement system configured to determine a hardness value of water flowing out of the water softener. A brine tank is in communication with the water softener and operable to regenerate the water softener with brine from the brine tank. A controller is operable to control the brine tank, wherein the controller actuates by one of opening and closing the brine tank based on the hardness value which is indicative of the effectiveness of the water softener.
A water purification system includes a water inlet for delivering feed water, a membrane having an upstream side and a downstream side, and a water outlet for drawing permeate out of the system. The system includes a plurality of valves operable to control a flow path of feed water, the permeate, and impure water through the system, and a drain in connection with the upstream side and configured to receive the impure water and impurities from the feed water. The system includes a tank configured to receive permeate from the downstream side of the membrane and to store a standby volume of the permeate for delivery to the outlet during an initial portion of a water draw, and a control system for manipulating the plurality of valves.
The present disclosure discloses a water heater, and a scale detection system and method. The scale detection system comprises: a first temperature detector configured to acquire a first temperature of a heat exchange zone of a water heating device; a second temperature detector configured to acquire a second temperature indicating a water temperature in the water heating device; and a controller in communication with the first temperature detector and the second temperature detector, and configured to acquire a temperature difference between the first temperature and the second temperature based on the first temperature acquired by the first temperature detector and the second temperature acquired by the second temperature detector, and determine that a scale generation amount in the water heating device reaches a preset threshold when at least one of the following judgment conditions is met: the first temperature is not less than a preset temperature threshold; and the temperature difference is not less than a preset temperature difference threshold. The present disclosure can ensure that a user can be reliably and timely reminded to clean the scale under different working conditions.
G01B 21/08 - Dispositions pour la mesure ou leurs détails, où la technique de mesure n'est pas couverte par les autres groupes de la présente sous-classe, est non spécifiée ou est non significative pour mesurer la longueur, la largeur ou l'épaisseur pour mesurer l'épaisseur
F24H 1/20 - Appareils de chauffage à accumulation d'eau avec éléments chauffants immergés, p.ex. éléments électriques ou tubes-foyers
F24H 9/20 - Disposition ou montage des dispositifs de commande ou de sécurité
G01K 1/02 - Moyens d’indication ou d’enregistrement spécialement adaptés aux thermomètres
G01K 3/00 - Thermomètres donnant une indication autre que la valeur instantanée de la température
G01K 3/08 - Thermomètres donnant une indication autre que la valeur instantanée de la température fournissant des valeurs différenciées
G01K 3/14 - Thermomètres donnant une indication autre que la valeur instantanée de la température fournissant des valeurs différenciées par rapport à l'espace
G01K 13/00 - Thermomètres spécialement adaptés à des fins spécifiques
G01K 13/02 - Thermomètres spécialement adaptés à des fins spécifiques pour mesurer la température de fluides en mouvement ou de matériaux granulaires capables de s'écouler
A water dispensing unit adapted for communication with a water supply includes a main body including a first end, a second end opposite the first end, a first axis extending through the first and second ends, and a second axis extending perpendicular to the first axis. The water dispensing unit additionally includes an inlet configured to receive water from the water supply, an outlet configured to dispense water, wherein the outlet extends along an outlet axis, an inner wall including a reflective liner, and a light emitting diode positioned within the main body. The outlet axis is oriented at an angle relative to the second axis to direct water from the water supply toward the light emitting diode before exiting through the outlet.
C02F 1/32 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par irradiation par la lumière ultraviolette
A61L 2/10 - Procédés ou appareils de désinfection ou de stérilisation de matériaux ou d'objets autres que les denrées alimentaires ou les lentilles de contact; Accessoires à cet effet utilisant des phénomènes physiques des radiations des ultraviolets
A diffuser is provided for use in a thermal storage tank. The diffuser includes a fluid inlet to receive a flow of liquid into the diffuser, and a fluid outlet to discharge the flow of liquid out of the diffuser into an internal volume of the thermal storage tank. A flow circuit extends between the fluid inlet and the fluid outlet. A plurality of flow sections are sequentially arranged along the flow circuit. Each one of the plurality of flow sections defines a cross-sectional flow area for the flow of liquid. The cross-sectional flow area within any one of the plurality of flow sections is greater than the cross-sectional flow area within any of the plurality of flow sections arranged upstream of said one of the plurality of flow sections.
A tankless water heater includes a scale control module (SCM). The SCM is mounted inside or outside of a cabinet which encloses a heat exchanger and source of heat of the water heater. The SCM may include a connector and a cartridge removably attaching to the connector or may only include a cartridge permanently affixed to the tankless water heater. The tankless water heater includes a continuous water pathway inside the cabinet to supply water to all components of the tankless water heater, including the SCM. The tankless water heater receives supply water at its inlet, treats the supply water in the SCM to generate treated water having reduced scale-forming characteristics compared to the supply water, and heats the treated water in the heat exchanger to generate heated treated water.
F24D 19/00 - SYSTÈMES DE CHAUFFAGE DE LOCAUX DOMESTIQUES OU D'AUTRES LOCAUX, p.ex. SYSTÈMES DE CHAUFFAGE CENTRAL; SYSTÈMES D'ALIMENTATION EN EAU CHAUDE À USAGE DOMESTIQUE; LEURS ÉLÉMENTS OU PARTIES CONSTITUTIVES - Détails
F24H 1/30 - Appareils de chauffage de l'eau autres qu'instantanés ou à accumulation, p.ex. chauffe-eau pour chauffage central avec une chemise d'eau entourant la ou les chambres de combustion la chemise d'eau étant réalisée par sections
F24H 1/40 - Appareils de chauffage de l'eau autres qu'instantanés ou à accumulation, p.ex. chauffe-eau pour chauffage central avec un ou plusieurs tubes d'eau
The present disclosure discloses a gas mixing device and a gas water heating device. In which, a gas mixing device, comprises: a shell provided with a fuel gas channel for inputting fuel gas, an air channel for inputting air and a gas mixing channel, the fuel gas channel being provided with a first cut-off portion capable of changing a flow area, and the air channel being provided with a second cut-off portion capable of changing a flow area; a moving part movable in the shell, the moving part simultaneously changing the flow areas of the first cut-off portion and the second cut-off portions by moving. The gas mixing device and the gas water heating device can provide a higher regulation ratio, thereby solving the problem that the water temperature is too high in summer.
F24H 9/00 - APPAREILS DE CHAUFFAGE DE FLUIDES, p.ex. DE L'AIR OU DE L'EAU, COMPORTANT DES MOYENS DE PRODUCTION DE CHALEUR, p.ex. DES POMPES À CHALEUR, EN GÉNÉRAL - Parties constitutives
F23K 5/00 - Alimentation en d'autres combustibles ou distribution d'autres combustibles pour les appareils à combustion
F23N 1/02 - Régulation de l'alimentation en combustible conjointement au réglage de l'amenée d'air
F24H 1/00 - Appareils de chauffage de l’eau, p.ex. chauffe-eau, chauffe-eau instantanés en continu ou chauffe-eau à accumulation
38.
Heat exchange pipe, heat exchanger and water heating apparatus
The present disclosure discloses a heat exchange pipe, a heat exchanger and a water heating apparatus. The heat exchange pipe comprises: a pipe body and a plurality of fins fixedly disposed to sleeve the pipe body; a flow guiding structure is provided at a partial outer edge of the fin; and a flow guiding flue is formed between the flow guiding structure and an outer wall of the pipe body. The heat exchange pipe, the heat exchanger and the water heating apparatus provided by the present disclosure can improve the flue gas flow path and the heat exchange efficiency.
F24H 1/43 - Appareils de chauffage de l'eau autres qu'instantanés ou à accumulation, p.ex. chauffe-eau pour chauffage central avec un ou plusieurs tubes d'eau enroulés en hélice ou en spirale
F24H 9/00 - APPAREILS DE CHAUFFAGE DE FLUIDES, p.ex. DE L'AIR OU DE L'EAU, COMPORTANT DES MOYENS DE PRODUCTION DE CHALEUR, p.ex. DES POMPES À CHALEUR, EN GÉNÉRAL - Parties constitutives
F28D 7/04 - Appareils échangeurs de chaleur comportant des ensembles de canalisations tubulaires fixes pour les deux sources de potentiel calorifique, ces sources étant en contact chacune avec un côté de la paroi d'une canalisation les canalisations étant enroulées en spirale
F28F 1/32 - Eléments tubulaires ou leurs ensembles avec moyens pour augmenter la surface de transfert de chaleur, p.ex. avec des ailettes, avec des saillies, avec des évidements ces moyens étant uniquement à l'extérieur de l'élément tubulaire et s'étendant transversalement les moyens ayant des parties engageant d'autres éléments tubulaires
37 - Services de construction; extraction minière; installation et réparation
40 - Traitement de matériaux; recyclage, purification de l'air et traitement de l'eau
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Installation, repair, and maintenance of water treatment, softening, conditioning, and filtering products and systems Water and water treatment assessment services, namely, consulting services in the field of water treatment Water assessment services, namely, water testing and analysis services
Water heaters; electrical boilers and heating boilers; hot
water generators operated with steam or boiler water as
energy source; packaged hot water generator systems; hot
water tanks, namely, pump tanks, expansion tanks and
retention tanks; hot water storage tanks; Water filtering
apparatus; water purifying apparatus; water softening
apparatus; water acid neutralizers; water descalers; water
filters; filters for drinking water; water filtering
devices, namely, water purification installations for use in
whole-home water filtration units, refrigeration water
filtration units, under-sink water filtration units and
reverse osmosis water filtration units; water filtration
replacement cartridges for use in refrigerators, ice makers,
under-sink water filtration units, whole-home water
filtration units and reverse osmosis water filtration units;
accessories for the aforementioned goods, namely, strap
wrenches for changing replacement water filters, silicone
lubricants and o-rings for sealing water filtration units,
and grounding kits.
A system and method for controlling power to a water heater. The method comprises providing the water heater in a locked state, wherein at least one heating element of the water heater is inoperable when the water heater is in the locked state, coupling a digital key module to a communications port of the water heater, and receiving a digital key from the digital key module through the communications port. The method comprises coupling an electrical grid controller to the water heater through the communications port and placing the water heater in an unlocked state, wherein the at least one heating element of the water heater is operable when the water heater is in the unlocked state.
The present disclosure discloses a proportional valve body, a proportional valve and a manufacturing method for a proportional valve body. The proportional valve body comprises a body extending in an axial direction, the body being provided with a first cavity and a second cavity penetrating therethrough in the axial direction and isolated from each other; the body being further provided with a first through hole penetrating through an outer wall of the body, the first hole being communicated with the first cavity and isolated from the second cavity. In the present disclosure, the first cavity and the second cavity of the proportional valve body penetrate through the body in the axial direction, thus the general structure of the proportional valve body can be obtained by means of extrusion molding. Extrusion molding has the advantages of easy operation, high productivity, and high utilization ratio of raw materials. And the proportional valve body obtained by means of extrusion molding has favorable structural and mechanical properties.
F16K 27/04 - Structures des logements; Matériaux utilisés à cet effet des tiroirs
F16K 31/08 - Moyens de fonctionnement; Dispositifs de retour à la position de repos magnétiques utilisant un aimant utilisant un aimant permanent
F16K 31/06 - Moyens de fonctionnement; Dispositifs de retour à la position de repos magnétiques utilisant un aimant
F16K 11/07 - Soupapes ou clapets à voies multiples, p.ex. clapets mélangeurs; Raccords de tuyauteries comportant de tels clapets ou soupapes; Aménagement d'obturateurs et de voies d'écoulement spécialement conçu pour mélanger les fluides dont toutes les faces d'obturation se déplacent comme un tout comportant uniquement des tiroirs à éléments de fermeture glissant linéairement à glissières cylindriques
F16K 3/24 - Robinets-vannes ou tiroirs, c. à d. dispositifs obturateurs dont l'élément de fermeture glisse le long d'un siège pour l'ouverture ou la fermeture à faces d'obturation en forme de surfaces de solides de révolution avec corps de tiroir cylindrique
43.
Detection system and method for determining contaminant concentration in feed water stream
A system and method for treating water containing at least one contaminant. The system and method include a water treatment module such as a reverse osmosis unit. An electrochemical contaminant detection system is positioned in the waste water stream of the water treatment module. The contaminant detection system includes a contaminant sensor and a water quality sensor module. The contaminant sensor measures the concentration of the contaminant in the waste water stream and the water quality sensor module measures one or more water quality parameters of the waste water stream. A processor uses an algorithm to determine the concentration of the contaminant in the feed water based on the measurements of the contaminant sensor and water quality sensor module.
G01N 21/00 - Recherche ou analyse des matériaux par l'utilisation de moyens optiques, c. à d. en utilisant des ondes submillimétriques, de la lumière infrarouge, visible ou ultraviolette
C02F 1/469 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par des procédés électrochimiques par séparation électrochimique, p.ex. par électro-osmose, électrodialyse, électrophorèse
C02F 1/46 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par des procédés électrochimiques
G01N 27/26 - Recherche ou analyse des matériaux par l'emploi de moyens électriques, électrochimiques ou magnétiques en utilisant l'électrolyse ou l'électrophorèse
A water heater system includes a gas burner configured to selectively produce flue gases, and a heat exchanger for heating water in the water heater system. The water heater system is operable in a heating mode, and a standby mode. An exhaust assembly is in communication with the heat exchanger, and includes a condensate collector configured to receive the flue gases and condensate. A first temperature sensor is positioned to sense a temperature of the condensate within the condensate collector. The first temperature sensor is configured to detect a rate of temperature change of the condensate. A controller is configured to determine a leakage when the rate of temperature change adjusts from a first state to a second state when the water heater system is in the standby mode after the water heater system was in the heating mode.
A system and method for configuring a water heater. The method includes capturing, with a mobile device a scannable feature of a rating plate, establishing a network connection between the mobile device and a server, transmitting information captured from the scannable feature by the mobile device to the server over the network connection, receiving from the server to the mobile device a plurality of water heater configurations in response to the information, receiving, with the mobile device, an input indicative of a configuration selection selected from the plurality of water heater configurations, and transmitting configuration information from the mobile device to the water heater to configure the water heater based on the configuration selection.
F24H 9/20 - Disposition ou montage des dispositifs de commande ou de sécurité
G06F 16/955 - Recherche dans le Web utilisant des identifiants d’information, p.ex. des localisateurs uniformisés de ressources [uniform resource locators - URL]
G06Q 30/06 - Transactions d’achat, de vente ou de crédit-bail
G06Q 20/32 - Architectures, schémas ou protocoles de paiement caractérisés par l'emploi de dispositifs spécifiques utilisant des dispositifs sans fil
Water heaters; component parts specifically adapted for water heaters, namely, water heater tank protection systems comprised primarily of a glass tank coating and anode rod
Water heaters; component parts specifically adapted for water heaters, namely, water heater tank protection systems comprised primarily of a glass tank coating and anode rod
Water heaters; water heater parts, namely, water shutoff valves; water heater components, namely, water shutoff valves; water shutoff valves sold as an integral component of water heaters
Water heaters; safety system sold as an integral component of water heaters that reduces the risk of accidental flame ignitions comprised primarily of a gas valve control and flame arrestor
A water dispensing unit adapted for communication with a water supply includes a spout configured to receive water from the water supply and dispense the water to a receptacle for consumption. The water supply includes water received from a municipal water supply and contained within a space directly upstream of a base of the spout. A flow of water from the water supply and into the spout via the base is a downstream water flow. A disinfecting mechanism operable to disinfect water in at least one of the spout or a space immediately upstream of the spout.
A water purification system includes a tank which stores permeate during periods of standby during which impurities can migrate across a filtration membrane, resulting in impure water on the downstream side of the membrane. During an initial portion of a water draw immediately following a period of standby, the impure water on the downstream side of the membrane is used as a motive fluid to force the permeate out of the tank for delivery to the faucet. Permeate is provided on a continuous bases directly from the membrane to the faucet after the tank is depleted of permeate. The system includes a control system and a plurality of valves to recycle the impure water used as a motive fluid to the membrane to produce permeate. At the conclusion of a water draw, the tank is filled with permeate and the system enters a period of standby until the next water draw.
Methods and systems for determining a possible leak within a gas water heater. One system is a gas water heater including a blower and an electronic processor. The electronic processor is configured to activate the blower for a predetermined amount of time, receive, during the predetermined amount of time, a measurement of a characteristic of the blower, perform a comparison between the measurement and a predetermined characteristic threshold, and determine, based on the comparison, that a blockage is present within the water heater. The electronic processor is further configured to output a notification in response to determining the blockage is present.
F24H 9/20 - Disposition ou montage des dispositifs de commande ou de sécurité
G01M 3/32 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par mesure du taux de perte ou de gain d'un fluide, p.ex. avec des dispositifs réagissant à la pression, avec des indicateurs de débit pour récipients, p.ex. radiateurs
F24F 11/32 - Aménagements de commande ou de sécurité en relation avec le fonctionnement du système, p.ex. pour la sécurité ou la surveillance réagissant aux dysfonctionnements ou aux situations critiques
F24H 8/00 - Appareils de chauffage de fluides caractérisés par des moyens pour extraire par condensation la chaleur latente des fumées
F24H 1/28 - Appareils de chauffage de l'eau autres qu'instantanés ou à accumulation, p.ex. chauffe-eau pour chauffage central avec une chemise d'eau entourant la ou les chambres de combustion la chemise d'eau étant monobloc renfermant un ou plusieurs tubes foyers ou de fumées
56.
System and method for control of electric water heater
System and methods of operating a water heater receiving power from an electrical grid. The water heater includes a heating element, a controller, and a first control circuit. The first control circuit including an energizing terminal and a microprocessor. The method includes connecting an energizing terminal of the first control circuit between a power output terminal of the controller and the heating element, receiving driving power from the controller based on a temperature signal. The method also includes receiving a control signal from the controller based on electrical grid information, and selectively energizing the heating element, by the microprocessor of the first control circuit and through the energizing terminal of the first control circuit based on the control signal.
F24H 9/20 - Disposition ou montage des dispositifs de commande ou de sécurité
F24H 1/20 - Appareils de chauffage à accumulation d'eau avec éléments chauffants immergés, p.ex. éléments électriques ou tubes-foyers
F24H 15/168 - Réduction du pic de la demande en puissance électrique
F24H 15/174 - Alimentation en eau chauffée à la température souhaitée ou dans une plage de température souhaitée
F24H 15/225 - Température de l’eau dans le réservoir d’eau à différentes hauteurs du réservoir
F24H 15/37 - Commande de moyens de production de chaleur dans les appareils de chauffage d’appareils de chauffage électriques
F24H 15/407 - Commande des appareils de chauffage de fluides caractérisée par le type des unités de commande utilisant une commutation électrique, p.ex. triac
F24H 15/421 - Commande des appareils de chauffage de fluides caractérisée par le type des unités de commande utilisant un traitement électronique, p.ex. par ordinateur utilisant des données préenregistrées
F24H 15/45 - Commande des appareils de chauffage de fluides caractérisée par le type des unités de commande utilisant un traitement électronique, p.ex. par ordinateur accessible à distance
F24H 15/493 - Commande des appareils de chauffage de fluides caractérisée par le type des unités de commande spécialement adaptée pour permettre la reconnaissance de pièces installées récemment dans le système de chauffage de fluide, p.ex. pour la rétrocompatibilité ou pour une réparation par remplacement de pièces
A water heater system includes a tank having internal capacity no greater than 1 gallon, a water inlet, and a water outlet. A flow of water into the tank through the water inlet and out of the tank through the water outlet is a downstream water flow. An absence of downstream water flow is a standby condition of the water heater. The water heater includes a heating element for heating water in the tank, a first temperature sensor positioned to sense a temperature of the water flowing into the tank, and a second temperature sensor positioned to sense a temperature of the water flowing out of the tank. The water heater further includes a damper upstream of the second temperature sensor to reduce fluctuations in the temperature readings of the second temperature sensor to reduce false detection of downstream water flow.
F22B 27/00 - Chaudières à vapeur instantanées ou du type flash
F24H 9/20 - Disposition ou montage des dispositifs de commande ou de sécurité
F24H 1/10 - Chauffe-eau instantanés, c. à d. dans lesquels il n'y a production de chaleur que lorsque l'eau s'écoule, p.ex. avec contact direct de l'eau avec l'agent chauffant
G05D 23/19 - Commande de la température caractérisée par l'utilisation de moyens électriques
58.
Pitchers, filtration units, and filtration systems and methods
The present invention relates generally to fluid filtration, such as, for example, filtration systems and methods, filtration units, pitchers, and combinations thereof.
A water heater system includes a tank for storing water; a flue assembly positioned within the tank, the flue assembly adapted to transfer heat from flue gases within the flue assembly to water in the tank; a burner in fluid communication with an inlet end of the flue assembly and operable in at least a high input mode and a low input mode to deliver the flue gases to the flue assembly, the exhaust assembly having a threshold temperature above which the exhaust assembly is not suitable; and an exhaust assembly including a fan, wherein at least in the low input mode, the flue gases condense in the flue assembly, and wherein operation of the fan reduces a temperature of the flue gases in the exhaust assembly to below the threshold temperature at least in the high input mode.
F24H 9/20 - Disposition ou montage des dispositifs de commande ou de sécurité
F23L 17/00 - Génération du tirage; Mitrons de cheminées ou de conduits d'alimentation en air; Débouchés de conduits de cheminées
F24H 7/02 - Appareils de chauffage à accumulation, c. à d. dans lesquels l'énergie est emmagasinée sous forme de chaleur dans des matériaux accumulateurs en vue d'une restitution ultérieure la chaleur dégagée étant transmise à un fluide transporteur
F24H 8/00 - Appareils de chauffage de fluides caractérisés par des moyens pour extraire par condensation la chaleur latente des fumées
A UV reactor for treating water, the reactor includes a UV source, a tube positioned around the UV source, a surrounding structure coaxially surrounding the tube, a flow path positioned between the tube and the surrounding structure for the flow of water to be treated, and a diffusive surface positioned around the surrounding structure to reflect UV light from the UV source back into the flow path.
A water heating system including a tank, a first heating element, a second heating element, a first temperature sensor, a second temperature sensor, a controller having an electronic processor and a memory. The controller is configured to determine an output temperature setpoint, determine whether a period of expected high water demand is approaching, and in response to determining that the period of expected high water demand is approaching, activate the second heating element. The controller is further configured to deactivate the second heating element when a second temperature sensed by the second temperature sensor crosses a second temperature threshold, activate the first heating element when the second temperature crosses the second temperature threshold, and deactivate the first heating element. Wherein the first temperature threshold is lower than the second temperature threshold and the first and second temperature thresholds are higher than the output temperature setpoint.
F24H 9/20 - Disposition ou montage des dispositifs de commande ou de sécurité
F24H 1/20 - Appareils de chauffage à accumulation d'eau avec éléments chauffants immergés, p.ex. éléments électriques ou tubes-foyers
F24H 9/02 - Enveloppes; Couvercles de protection; Panneaux décoratifs
G05B 15/02 - Systèmes commandés par un calculateur électriques
G01D 3/028 - Dispositions pour la mesure prévues pour les objets particuliers indiqués dans les sous-groupes du présent groupe pour atténuer les influences indésirables, p.ex. température, pression
G01D 3/08 - Dispositions pour la mesure prévues pour les objets particuliers indiqués dans les sous-groupes du présent groupe avec dispositions pour protéger l'appareil, p.ex. contre les fonctionnements anormaux, contre les pannes
F24H 9/18 - Disposition ou montage des grilles ou des éléments chauffants
62.
Electrochemical analysis device for reagentless detection
A system and method for treating water containing at least one contaminant. The system and method include a water treatment module such as a reverse osmosis unit. An electrochemical contaminant detection system is positioned in the waste water stream of the water treatment module. The contaminant detection system includes a contaminant sensor and a water quality sensor module. The contaminant sensor measures the concentration of the contaminant in the waste water stream and the water quality sensor module measures one or more water quality parameters of the waste water stream. A processor uses an algorithm to determine the concentration of the contaminant in the feed water based on the measurements of the contaminant sensor and water quality sensor module.
G01N 27/00 - Recherche ou analyse des matériaux par l'emploi de moyens électriques, électrochimiques ou magnétiques
G01N 21/00 - Recherche ou analyse des matériaux par l'utilisation de moyens optiques, c. à d. en utilisant des ondes submillimétriques, de la lumière infrarouge, visible ou ultraviolette
C02F 1/00 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout
C02F 1/469 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par des procédés électrochimiques par séparation électrochimique, p.ex. par électro-osmose, électrodialyse, électrophorèse
C02F 1/46 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par des procédés électrochimiques
G01N 27/26 - Recherche ou analyse des matériaux par l'emploi de moyens électriques, électrochimiques ou magnétiques en utilisant l'électrolyse ou l'électrophorèse
The invention discloses a water heater system and a control method thereof. The water heater system comprises a heating unit capable of heating water; a tank capable of communicating with the heating unit, the tank provided with at least one inlet and outlet, the inlet being capable of supplying at least one of gas and water into the tank; a pressurizing source capable of pressurizing the tank, the pressurizing source being capable of providing a pressure at which the gas and water in the tank are mixed. The invention provides a water heater system which can be applied to any existing water heater, including an electric water heater, a gas water heater, a solar water heater, an air energy water heater, and the like, which is capable of generating microbubble water for use by a user, the microbubble water has strong cleaning performance, thereby greatly improving the user experience.
F24H 9/20 - Disposition ou montage des dispositifs de commande ou de sécurité
F24H 1/20 - Appareils de chauffage à accumulation d'eau avec éléments chauffants immergés, p.ex. éléments électriques ou tubes-foyers
F24H 9/00 - APPAREILS DE CHAUFFAGE DE FLUIDES, p.ex. DE L'AIR OU DE L'EAU, COMPORTANT DES MOYENS DE PRODUCTION DE CHALEUR, p.ex. DES POMPES À CHALEUR, EN GÉNÉRAL - Parties constitutives
A method for determining flow velocity in a flow path, comprises defining a flow path for a fluid, the fluid flowing in a downstream direction that is opposite an upstream direction. A thermally-conductive element is exposed to the flow path. A known amount of heat is applied to a first portion of the thermally-conductive element and a sensed temperature is sensed at a second portion of the thermally-conductive element downstream of the first portion. The known amount of heat and the sensed temperature are used to determine a flow velocity of the fluid in the flow path.
The present invention discloses a water purifier and a water production method thereof, relating to the technical field of water processing, the water purifier comprising: a reverse osmosis membrane device comprising a raw water port, a purified water port and a waste water port; a water storage device which is provided therein with a first chamber of which a volume can be adjusted, the first chamber being communicated with the raw water port and the purified water port, respectively; in the cleaning mode, the first chamber is disconnected from the purified water port, the first chamber is communicated with the raw water port, and the purified water flows into the first chamber from the raw water port of the reverse osmosis membrane device and is discharged from the waste water port of the reverse osmosis membrane device; in the water production mode, and the first chamber is communicated with the purified water port, the first chamber is disconnected from the raw water port. In the present invention, the purified water is stored in the water purifier so as to flush the reverse osmosis membrane device, such that the total dissolved solid (TDS) of a first glass of purified water that flows out of the water purifier at the beginning of use is reduced, and meanwhile lifetime of a reverse osmosis membrane in the reverse osmosis membrane device is effectively improved.
B01D 39/20 - Autres substances filtrantes autoportantes en substance inorganique, p.ex. papier d'amiante ou substance filtrante métallique faite de fils métalliques non-tissés
B01D 39/18 - Autres substances filtrantes autoportantes en substance organique, p.ex. fibres synthétiques la substance étant la cellulose ou ses dérivés
A method of constructing a water heater includes the steps of providing a tank having a metal interior tank wall and a heat exchanger positioned within the tank, coating the interior tank wall and the heat exchanger with a first layer comprising glass enamel, and coating a portion of the first layer with a second layer comprising an organic polymer to protect the portion of the first layer from exposure to water in the tank.
F24H 1/18 - Appareils de chauffage à accumulation d'eau
F24H 9/14 - Raccordement de sections différentes, p.ex. dans les chauffe-eau
C23D 5/02 - Revêtement par des émaux ou des couches vitreuses par voie humide
C23D 5/00 - Revêtement par des émaux ou des couches vitreuses
F24H 1/20 - Appareils de chauffage à accumulation d'eau avec éléments chauffants immergés, p.ex. éléments électriques ou tubes-foyers
B05D 1/06 - Application de matériaux en particules
B05D 7/22 - Procédés, autres que le flocage, spécialement adaptés pour appliquer des liquides ou d'autres matériaux fluides, à des surfaces particulières, ou pour appliquer des liquides ou d'autres matériaux fluides particuliers à des surfaces internes, p.ex. à l'intérieur de tubes
A tank-type water heater includes a storage tank and a heating circuit outside of the tank. The heating circuit includes at least one heat engine and at least one pump for circulating water from the bottom of the tank through the heat engine and back to the top of the tank. A stratifier introduces the heated water from the heating circuit into the top of the tank in a diffuse manner to promote stratification of hot water in the tank.
F28D 20/00 - Appareils ou ensembles fonctionnels d'accumulation de chaleur en général; Appareils échangeurs de chaleur de régénération non couverts par les groupes ou
F28F 9/02 - Boîtes de distribution; Plaques d'extrémité
F24D 12/02 - Autres systèmes de chauffage central avec plus d'une source de chaleur
F24D 3/02 - Systèmes de chauffage central à eau chaude à circulation forcée, p.ex. par pompes
F24D 11/02 - Systèmes de chauffage central utilisant la chaleur accumulée dans des matériaux accumulateurs utilisant des pompes de chaleur
Methods and systems for water heater system receiving electrical power from an electrical grid. The system includes an electronic processor configured to monitor an average water temperature of the water within a water tank of the system based on a first and second signal from an upper and lower temperature sensor, operate an upper heating element heating an upper portion of the tank and a lower heating element heating a lower portion of the tank in a first operation mode, receiving, via a transceiver, either an add load command or a shed load command from a grid controller, operating the upper heating element and lower heating element in a second mode in response to receiving the add load command, and operating the upper heating element and lower heating element in a third mode in response to receiving the shed load command.
A water heater system includes a primary heat exchanger including a tank and at least one flue, and a secondary heat exchanger including a core and a flue gas flow path. The water heater is operable in a heating mode in which a combustor produces hot flue gas and a water pump flows water through the core of the secondary heat exchanger and into the tank, and in a non-heating mode in which the combustor and the water pump are inoperative. The flue gas flows from the combustor through the at least one flue to heat the water in the tank and then through the flue gas flow path to heat water in the core before being exhausted.
F24H 1/20 - Appareils de chauffage à accumulation d'eau avec éléments chauffants immergés, p.ex. éléments électriques ou tubes-foyers
F24H 9/12 - Raccordement des éléments chauffants, de transfert ou de production de chaleur aux tuyauteries de circulation
F24H 9/14 - Raccordement de sections différentes, p.ex. dans les chauffe-eau
F24H 9/18 - Disposition ou montage des grilles ou des éléments chauffants
F24H 1/43 - Appareils de chauffage de l'eau autres qu'instantanés ou à accumulation, p.ex. chauffe-eau pour chauffage central avec un ou plusieurs tubes d'eau enroulés en hélice ou en spirale
F24H 1/44 - Appareils de chauffage de l'eau autres qu'instantanés ou à accumulation, p.ex. chauffe-eau pour chauffage central avec combinaison de plusieurs types couverts par les groupes
F24H 1/28 - Appareils de chauffage de l'eau autres qu'instantanés ou à accumulation, p.ex. chauffe-eau pour chauffage central avec une chemise d'eau entourant la ou les chambres de combustion la chemise d'eau étant monobloc renfermant un ou plusieurs tubes foyers ou de fumées
A water heater including a storage tank including a water inlet and a water outlet, a pump, an upper temperature sensor, a lower temperature sensor, and an electronic processor. The electronic processor is configured to receive an upper temperature signal and a lower temperature signal, compare the upper temperature signal to a sum of a setpoint temperature threshold minus a temperature differential, and compare the lower temperature signal to a high limit temperature threshold. The electronic processor is further configured to activate the pump in response to the first upper temperature signal being less than the sum of the setpoint temperature threshold minus the temperature differential and the first lower temperature signal being less than the predetermined high limit temperature threshold.
Water filtering apparatus; water purifying apparatus; water softening apparatus; water filters; hot water storage tanks; pool heaters; hot water generators operated with steam or boiler water as energy source
Water filtering apparatus; water purifying apparatus; water softening apparatus; water filters; hot water storage tanks; pool heaters; hot water generators operated with steam or boiler water as energy source
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
11 - Appareils de contrôle de l'environnement
Produits et services
Chemical products for removing scale in water heater tanks. Water heater accessories, namely, powered anode kits for
preventing water heater tank rust and removing odors from
water.
A flow sensor includes a tube having a tube wall with a window in it. A thermally-conductive base covers the window and has mounted to it a heater and a sensor of a hot film anemometer flow sensor. The base is sealed to the window to resist leakage of fluid from the flow path through the window under normal operating pressures. The hot film anemometer flow sensor is used to measure fluid flow through the tube.
The present disclosure discloses a gas water heating apparatus comprising: a shell; a burner, a heat exchanger, and a fan which are disposed in sequence within the shell, wherein a combustion region is formed between the burner and the heat exchanger that are spaced from each other by a first preset distance; a first enclosing frame that encloses the combustion region, an air inlet portion being disposed on a side wall of the first enclosing frame; a heat insulating plate which is disposed within the first enclosing frame and is spaced from an inner surface of the side wall of the first enclosing frame by a second preset distance, wherein when the fan is in operation, air outside the first enclosing frame can flow into a region between the first enclosing frame and the heat insulating plate through the air inlet portion. The present disclosure provides a gas water heating apparatus having an optimized temperature reducing structure and capable of achieving a significant temperature reduction effect.
F24H 9/12 - Raccordement des éléments chauffants, de transfert ou de production de chaleur aux tuyauteries de circulation
F24H 9/00 - APPAREILS DE CHAUFFAGE DE FLUIDES, p.ex. DE L'AIR OU DE L'EAU, COMPORTANT DES MOYENS DE PRODUCTION DE CHALEUR, p.ex. DES POMPES À CHALEUR, EN GÉNÉRAL - Parties constitutives
F24H 9/14 - Raccordement de sections différentes, p.ex. dans les chauffe-eau
F24H 1/12 - Chauffe-eau instantanés, c. à d. dans lesquels il n'y a production de chaleur que lorsque l'eau s'écoule, p.ex. avec contact direct de l'eau avec l'agent chauffant dans lesquels l'eau est maintenue séparée de l'agent chauffant
F24H 9/18 - Disposition ou montage des grilles ou des éléments chauffants
79.
Constant pressure switch apparatus and water heating system
The present application relates to a constant pressure switch apparatus and a water heating system. The constant pressure switch apparatus includes: a body inside which a flow passage is provided, the flow passage having an inlet and an outlet; a first blocking member and an attraction member that can be magnetically attracted to each other; the first blocking member having a blocking position and a communicating position that are spaced apart at a preset distance; the first blocking member being able to move towards the communicating position when a pressure difference between both sides of the first blocking member in a direction from the inlet to the outlet is greater than an attraction force between the first blocking member and the attraction member; and the first blocking member being able to move towards the blocking position when a pressure difference between both sides of the first blocking member in a direction from the inlet to the outlet is less than an attraction force between the first blocking member and the attraction member. The constant pressure switch apparatus and water heating system provided in this application can enable the circulating pump to maintain a connected state of the flow passage without increasing pressure, and can also avoid the problem of series flow of cold and hot water.
A water heater includes a water tank for storing water to be heated and a thermosiphon tube in the water tank. The thermosiphon tube has a first end in a bottom portion of the water tank and a second end in a top portion of the water tank. At least a portion of a condenser tube of a heat pump is surrounded by the thermosiphon tube to define a water flow channel between the thermosiphon tube and the condenser tube. The condenser tube is at an elevated temperature compared to water temperature in the water flow channel due to a refrigerant cycle of the heat pump. A water pump is configured to flow water through the water flow channel to heat the water in the water flow channel and deliver the heated water into the top portion of the water tank through the second end of the thermosiphon tube.
F24C 1/00 - Poêles ou fourneaux dans lesquels le combustible ou la source d'énergie n'est pas exclusivement un combustible solide ou d'un type couvert par un seul des groupes ; Poêles ou fourneaux dans lesquels le type de combustible ou d'énergie utilisé n'est pas spécifié
F24D 17/00 - Systèmes domestiques d'alimentation en eau chaude
F24H 9/00 - APPAREILS DE CHAUFFAGE DE FLUIDES, p.ex. DE L'AIR OU DE L'EAU, COMPORTANT DES MOYENS DE PRODUCTION DE CHALEUR, p.ex. DES POMPES À CHALEUR, EN GÉNÉRAL - Parties constitutives
F24D 17/02 - Systèmes domestiques d'alimentation en eau chaude utilisant des pompes à chaleur
F24D 19/10 - Aménagements ou montage des dispositifs de commande ou de sécurité
F28F 9/02 - Boîtes de distribution; Plaques d'extrémité
F28D 7/02 - Appareils échangeurs de chaleur comportant des ensembles de canalisations tubulaires fixes pour les deux sources de potentiel calorifique, ces sources étant en contact chacune avec un côté de la paroi d'une canalisation les canalisations étant enroulées en hélice
F28D 20/00 - Appareils ou ensembles fonctionnels d'accumulation de chaleur en général; Appareils échangeurs de chaleur de régénération non couverts par les groupes ou
81.
Burner, gas water heater and processing method of fire row
The present invention discloses a burner, a gas water heater and a processing method of fire row, wherein the burner comprising: a plurality of fire rows; an air channel is formed between at least two fire rows; the fire row has a burning substrate; the burning substrate is provided with main burning holes; the burning substrate is further provided with auxiliary burning holes downstream of the main burning holes; at least one the auxiliary burning hole is disposed on at least one side of the main burning hole in a length direction of the burning substrate; flame of the auxiliary burning hole intersect with flame of the main burning hole; and a frame for mounting the fire rows. The burner, the gas water heater and the processing method of the fire rows disclosed in the present invention can help to decrease flame height, facilitate manufacturing and reduce costs.
F23D 14/14 - Brûleurs à rayonnement utilisant des écrans ou des plaques perforées
F23D 14/02 - Brûleurs à gaz avec prémélangeurs, c. à d. dans lesquels le combustible gazeux est mélangé à l'air de combustion en amont de la zone de combustion
B21D 35/00 - Procédés combinant les méthodes de traitement couvertes par les groupes
F24H 9/18 - Disposition ou montage des grilles ou des éléments chauffants
B23P 15/00 - Fabrication d'objets déterminés par des opérations non couvertes par une seule autre sous-classe ou un groupe de la présente sous-classe
F24H 1/00 - Appareils de chauffage de l’eau, p.ex. chauffe-eau, chauffe-eau instantanés en continu ou chauffe-eau à accumulation
F23D 14/04 - Brûleurs à gaz avec prémélangeurs, c. à d. dans lesquels le combustible gazeux est mélangé à l'air de combustion en amont de la zone de combustion du type à induction, p.ex. becs Bunsen
A method of operating a water heater receiving electrical power from an electrical grid. The method includes providing a water heater in a locked state. A digital key module may be communicatively coupled (for example, via wired or wireless communication) to the water heater and used to unlock the water heater placing the water heater into an unlocked state. Such unlocking of the water heater must only be done for such water heaters that are enrolled in a utility demand response program.
A burner apparatus for burning a gas and air mixture may include a burner wall. The burner wall may have a plurality of ridges and a plurality of grooves. Each groove may be defined between adjacent ridges. Each groove may also include a pair of slopes. Each slope may have an area of permeability having openings defined therein from which flames can project. Each ridge may define an area of reduced permeability relative to the areas of permeability of the slopes.
F23D 14/02 - Brûleurs à gaz avec prémélangeurs, c. à d. dans lesquels le combustible gazeux est mélangé à l'air de combustion en amont de la zone de combustion
F23D 14/14 - Brûleurs à rayonnement utilisant des écrans ou des plaques perforées
84.
Water filtration system with recirculation to reduce total dissolved solids creep effect
A point-of-use water filtration system having an idle mode and a filtration mode, the water filtration system including a feed water inlet, a pump in fluid communication with the feed water inlet via a feed water line, and a semi-permeable membrane having an upstream side and a downstream side. A first portion of the upstream side is in fluid communication with a membrane inlet and a second portion of the upstream side is in fluid communication with the concentrate outlet, and the downstream side is in fluid communication with a permeate outlet. The point-of-use water filtration system also includes a permeate line in fluid communication with the permeate outlet and a filtered water outlet, a concentrate line in fluid communication with the concentrate outlet, a flow path configured to selectively connect the permeate line to the feed water line; and a controller configured to anticipate demand for the filtration mode based on operator habit information stored in a memory of the controller when the water filtration system is in the idle mode and to recirculate water in the permeate line through the pump and the semi-permeable membrane in response to the anticipated demand for the filtration mode.
09 - Appareils et instruments scientifiques et électriques
11 - Appareils de contrôle de l'environnement
Produits et services
Downloadable mobile application for providing information about water heaters and for remote monitoring of water heaters Water heaters; electrical boilers and heating boilers; hot water generators operated with steam or boiler water as energy source; packaged hot water generator systems; hot water tanks, namely, pump tanks, expansion tanks and retention tanks; hot water storage tanks; Water filtering apparatus; water purifying apparatus; water softening apparatus; water acid neutralizers; water descalers; water filters; filters for drinking water; water filtering devices, namely, water purification installations for use in whole-home water filtration units, refrigeration water filtration units, under-sink water filtration units and reverse osmosis water filtration units; water filtration replacement cartridges for use in refrigerators, ice makers, under-sink water filtration units, whole-home water filtration units and reverse osmosis water filtration units; accessories for the aforementioned goods, namely, strap wrenches for changing replacement water filters, silicone lubricants and o-rings for sealing water filtration units, and grounding kits
09 - Appareils et instruments scientifiques et électriques
11 - Appareils de contrôle de l'environnement
Produits et services
Downloadable mobile application for providing information about water heaters and for remote monitoring of water heaters Water heaters; electrical boilers and heating boilers; hot water generators operated with steam or boiler water as energy source; packaged hot water generator systems; hot water tanks, namely, pump tanks, expansion tanks and retention tanks; hot water storage tanks; Water filtering apparatus; water purifying apparatus; water softening apparatus; water acid neutralizers; water descalers; water filters; filters for drinking water; water filtering devices, namely, water purification installations for use in whole-home water filtration units, refrigeration water filtration units, under-sink water filtration units and reverse osmosis water filtration units; water filtration replacement cartridges for use in refrigerators, ice makers, under-sink water filtration units, whole-home water filtration units and reverse osmosis water filtration units; accessories for the aforementioned goods, namely, strap wrenches for changing replacement water filters, silicone lubricants and o-rings for sealing water filtration units, and grounding kits
87.
System and method for determining an abnormal condition of a water heater
A method of determining an abnormal condition in a water heater. The method including sensing, via a temperature sensor, a plurality of temperatures and filtering, using a first time constant, the plurality of temperatures to produce a first plurality of filtered temperatures. The method further including determining, via a controller, if at least one temperature of the first plurality of filtered temperatures crosses a first temperature threshold, and when at least one temperature of the first plurality of filtered temperatures crosses a second temperature threshold, filtering, using a second time constant, the plurality of temperatures to produce a second plurality of filtered temperatures. The method further including initiating, via the controller, a shutdown procedure when at least one temperature of the second plurality of filtered temperatures, crosses a third temperature threshold.
A gas-fired appliance includes a tank configured to store a fluid to be heated, a powered anode extending into the tank and configured to generate an electric anode current, and a combustion chamber including a burner configured to generate products of combustion. The appliance also includes an exhaust structure, a heat exchanger, and an electronic processor coupled to the powered anode. The products of combustion flow from the combustion chamber to the exhaust structure via the heat exchanger. The electronic processor is configured to determine a duty cycle of the burner, determine whether the duty cycle of the burner exceeds a predetermined threshold, increase a magnitude of a protection parameter of the powered anode from a first value to a second value when the duty cycle of the burner exceeds the predetermined threshold, and control the powered anode according to the second value of the protection parameter.
F24H 9/20 - Disposition ou montage des dispositifs de commande ou de sécurité
F24H 1/20 - Appareils de chauffage à accumulation d'eau avec éléments chauffants immergés, p.ex. éléments électriques ou tubes-foyers
C23F 13/00 - Moyens pour empêcher la corrosion des métaux par protection anodique ou cathodique
C23F 13/04 - Commande ou régulation des paramètres souhaités
C23F 13/06 - Moyens pour empêcher la corrosion des métaux par protection anodique ou cathodique cathodique; Choix des conditions, des paramètres ou des procédés pour la protection cathodique, p.ex. des conditions électriques - Détails structurels ou assemblages d'appareillages pour protection cathodique
89.
System and method for control of electric water heater
System and methods of operating a water heater receiving power from an electrical grid. The water heater includes a heating element, a controller, and a first control circuit. The first control circuit including an energizing terminal and a microprocessor. The method includes connecting an energizing terminal of the first control circuit between a power output terminal of the controller and the heating element, receiving driving power from the controller based on a temperature signal. The method also includes receiving control signals from the controller based on electrical grid information, and selectively energizing the heating element, by the microprocessor of the first control circuit and through the energizing terminal of the first control circuit based on the control signals.
The invention discloses a condensing gas water heater, a condensing heat exchanger as well as heat exchanger plates. The condensing heat exchanger comprises: a housing and at least one heat exchanger plate disposed in the housing; the heat exchanger plate comprises a first metal board and a second metal board butting each other, wherein a surface of the first metal board and a surface of the second metal board which butt each other are butting surfaces, and two outer surfaces opposite to the butting surfaces are a first surface and a second surface, respectively; at least one of the first metal board and the second metal board is formed with a convex flow guide portion along a direction away from the butting surface; the first metal board and the second metal board form a fluid passage via the flow guide portion.
F24H 1/44 - Appareils de chauffage de l'eau autres qu'instantanés ou à accumulation, p.ex. chauffe-eau pour chauffage central avec combinaison de plusieurs types couverts par les groupes
F28F 3/12 - Eléments construits sous forme d'un panneau creux, p.ex. comportant des canaux
F24H 9/12 - Raccordement des éléments chauffants, de transfert ou de production de chaleur aux tuyauteries de circulation
F24H 1/14 - Chauffe-eau instantanés, c. à d. dans lesquels il n'y a production de chaleur que lorsque l'eau s'écoule, p.ex. avec contact direct de l'eau avec l'agent chauffant dans lesquels l'eau est maintenue séparée de l'agent chauffant par tubes, p.ex. en forme de serpentins
F24H 8/00 - Appareils de chauffage de fluides caractérisés par des moyens pour extraire par condensation la chaleur latente des fumées
F28D 9/00 - Appareils échangeurs de chaleur comportant des ensembles de canalisations fixes en forme de plaques ou de laminés pour les deux sources de potentiel calorifique, ces sources étant en contact chacune avec un côté de la paroi d'une canalisation
F28D 21/00 - Appareils échangeurs de chaleur non couverts par l'un des groupes
System and method for grid load-up dual set point. The invention provides a method of operating a water heater having a tank configured to store water. The method includes heating, via a first heating element, a first portion of the water to a first temperature set point. The method also includes heating, via a second heating element, a second portion of the water to a second temperature set point, the second temperature set point being greater than the first temperature set point. The method additionally includes receiving a load-up signal from a grid controller, and heating, via the first heating element, the first portion of the water to the second temperature set point upon receiving the load-up signal.
The embodiments of the present application disclose a combustion control system of a gas water heater or wall-hanging boiler, and a control method thereof. The system comprises: a flue gas channel consisted of a combustor, a heat exchanger and a stepless speed regulating fan and a smoke tube, which are connected sequentially; a control unit connected to a signal input end of the stepless speed regulating fan; a wind pressure sensor assembly that detects a pressure signal upstream of an impeller of the stepless speed regulating fan, a signal output end of the wind pressure sensor assembly being connected to the control unit; the control unit comprising a storage for storing a correspondence relationship between the pressure signal upstream of the stepless speed regulating fan and a thermal load of the combustor, and a controller that controls operation of the stepless speed regulating fan according to the correspondence relationship. The present application further regulates the rotational speed of the stepless speed regulating fan by detecting the pressure signal upstream of the impeller of the stepless speed regulating fan, thereby achieving a better wind-resistant performance of the present application.
A gas premix burner and a gas water heater. The gas premix burner has a combustion direction, the gas premix burner can be matched and connected with a premix chamber that is disposed upstream the combustion direction of the gas premix burner, gas and air can be burned by the gas premix burner after mixed in the premix chamber; the gas premix burner comprising: a burner substrate, a main combustion hole provided on the burner substrate; an auxiliary combustion hole disposed downstream the main combustion hole along the combustion direction on the burner substrate; an auxiliary flame of the auxiliary combustion hole intersects a main flame of the main combustion hole. The present application provides the main combustion hole upstream the auxiliary combustion hole along the combustion direction, since the main flame is usually larger in scale than the auxiliary flame, by providing the main flame upstream the auxiliary flame, it will be easier for the auxiliary flame and the main flame to intersect each other, and then the effect of stabilizing the flame is realized by opposed flames formed by the auxiliary flame and the main flame.
F23D 14/02 - Brûleurs à gaz avec prémélangeurs, c. à d. dans lesquels le combustible gazeux est mélangé à l'air de combustion en amont de la zone de combustion
F23D 14/26 - Brûleurs pour la combustion d'un gaz, p.ex. d'un gaz stocké sous pression à l'état liquide avec dispositifs pour retenir la flamme
F23D 14/58 - Buses caractérisés par la forme ou la disposition de l'orifice ou des orifices des buses, p.ex. en couronne
F24H 9/18 - Disposition ou montage des grilles ou des éléments chauffants
A welding system including a welding electrode, a closed-loop cooling device, and a vent. The closed-loop cooling device is configured to cool the welding electrode. The closed-loop cooling device includes a pump and a water line. The vent is located along a path of the water line. The vent is configured to release air trapped within the water line.
B23K 9/12 - Alimentation automatique en électrodes ou en pièces ou déplacement automatique des électrodes ou des pièces pour le soudage ou le découpage à l'arc en lignes continues ou par points
B23K 31/02 - Procédés relevant de la présente sous-classe, spécialement adaptés à des objets ou des buts particuliers, mais non couverts par un seul des groupes principaux relatifs au brasage ou au soudage
B23K 11/06 - Soudage par résistance; Sectionnement par chauffage par résistance en utilisant des électrodes à molette
B23K 11/30 - Caractéristiques relatives aux électrodes
B23K 37/02 - Chariots pour supporter l'outillage pour souder ou découper
The present disclosure discloses an ignition temperature control apparatus of a gas water heater, comprising: a heat exchanger made of stainless steel; a combustion device which supplies high-temperature flue gas to the heat exchanger; a water passage communicated with the heat exchanger; a first temperature detection device provided on the heat exchanger or on the water passage; a controller, wherein if a temperature detected by the first temperature detection device is lower than or equal to a first preset temperature or a rate of decline of a temperature detected by the first temperature detection device is higher than or equal to a first preset value the controller controls the combustion device to operate in such a state that a requirement for thermal bearing capacity of the heat exchanger made of stainless steel is satisfied. The heat exchanger of the ignition temperature control apparatus of the gas water heater of the present disclosure, which is made of stainless steel, has good thermal inertia and excellent thermal insulation properties, and thus the combustion device is started for heating when the ignition temperature control apparatus of the gas water heater is in a stop state, such that it is possible to ensure that the heat exchanger will not fail while an anti-freezing effect can be achieved.
Installations for air-conditioning and ventilating; air purification apparatus Electric and gas-powered devices, installations and apparatus for cooking, drying and boiling: cookers, electric cooking pots, electric water heaters, barbecues, electric laundry driers; hair driers; hand drying apparatus Water softening apparatus; water purification apparatus; water purification installations; water filtration products; waste water purification installations. Advertising, marketing and public relations; Bringing together, for the benefit of others, of a variety of installations for air-conditioning and ventilating, air purification apparatus, Electric and gas-powered devices, installations and apparatus for cooking, drying and boiling cookers, electric cooking pots, electric water heaters, barbecues, electric laundry driers, hair driers, hand drying apparatus, water softening apparatus, water purification apparatus, water purification installations, water filtration products, waste water purification installations, enabling customers to conveniently view and purchase those goods, such services may be provided by retail stores, wholesale outlets, by means of electronic media or through mail order catalogues.
A water heater includes a tank containing water to be heated and a thermal displacement conduit communicating between a portion of the tank and a receptacle. Water is displaced out of the portion of the tank, through the conduit, and to the receptacle during thermal expansion of the water during heating.
