An electric vehicle includes an active battery pack for operating the electric vehicle, and a controller for operating the electric vehicle with an emulated performance based on a reference battery pack. The emulated performance includes: obtaining a state of charge of the active battery pack; obtaining an available current of the active battery pack based on the state of charge; and limiting an operating current of the active battery pack to be less than the available current. The operating current corresponds to a reference current of the reference battery pack based on the state of charge. The reference battery pack may include a lead-acid battery. The active battery pack may include an iron-phosphate battery or a lithium-ion battery.
B60L 58/13 - Maintaining the SoC within a determined range
B60L 50/60 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
There is provided a rotor for an electric motor, the rotor having a side wall rotatable about an axis of rotation of a shaft of the electric motor. The side wall has an inner surface. The side wall may support one or more magnets disposed proximate the inner surface. Moreover, the side wall may define a space to at least partially receive a stator of the electric motor. Furthermore, the side wall has a plurality of grooves in the inner surface. The grooves may be oriented about circumferentially relative to the axis of rotation.
There are provided methods and systems for controlling or operating a utility vehicle. These methods and systems may include methods and systems for determining a pose of the utility vehicle, and methods and systems for detecting an object in the surroundings of the utility vehicle. The methods and system may also include methods and systems for operating the utility vehicle in an assisted mode, and methods and systems for operating the utility vehicle in an autonomous mode.
An electric vehicle noise sniffer and methods of mitigating packet flow interruptions by noise cancellation and avoidance of noise region envelopes are provided. A vehicle comprises: electrical component(s) that operate according to data indications: and a power line that conveys the data indications and power to the electrical component(s). A method comprises: determining an electrical characteristic of the data indications on the power line: determining a present electrical characteristic of noise on the power line and/or estimating a future electrical characteristic of the noise on the power line: and causing the data indications to change to a new electrical characteristic different from the present electrical characteristic and the future electrical characteristic of the noise on the power line to avoid interference of the noise with the data indications. The electrical characteristics are one or more of in frequency space, amplitude space and direct current offset space.
H04B 3/54 - Systems for transmission via power distribution lines
B60R 16/023 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for transmission of signals between vehicle parts or subsystems
B60R 16/03 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems
G01R 29/26 - Measuring noise figureMeasuring signal-to-noise ratio
H04W 4/46 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for vehicle-to-vehicle communication [V2V]
6.
METHODS AND SYSTEMS FOR OPERATING AN ELECTRIC VEHICLE
There are provided methods and systems for operating electric vehicles. One example method includes generating, at a first component of the electric vehicle, a message in a first communication protocol and converting, at a first conversion module associated with the first component, the message into a power line communication protocol to form a first converted message. The method also includes transmitting the first converted message over a power line connecting the first component to a second component of the electric vehicle, and converting, at a second conversion module associated with the second component, the first converted message into a second communication protocol to form a second converted message. The second communication protocol is used by the second component. In addition, the method includes receiving the second converted message at the second component.
H04B 3/54 - Systems for transmission via power distribution lines
B60R 16/023 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for transmission of signals between vehicle parts or subsystems
B60R 16/03 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems
G01R 29/26 - Measuring noise figureMeasuring signal-to-noise ratio
There are provided methods and systems for operating electric vehicles. One example method includes generating a first digital message at a source component of the electric vehicle. The source component is connected to a first bus comprising one of a Power Communication Network bus (PCN bus) and a Vehicle Communication Network bus (VCN bus) of the electric vehicle. The PCN and VCN buses are each connected to a Vehicle Control Module (VCM) of the electric vehicle. The method also includes transmitting the first digital message from the source component to the VCM over the first bus, and generating at the VCM a second digital message based on the first digital message. In addition, the method includes transmitting the second digital message from the VCM to a destination component of the electric vehicle. The destination component is connected to a second bus comprising one of the PCN and VCN buses.
H04L 12/12 - Arrangements for remote connection or disconnection of substations or of equipment thereof
B60R 16/023 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for transmission of signals between vehicle parts or subsystems
Electric vehicles with battery management and sensors are provided. An electric vehicle may be configured to charge individual main batteries using individual intermediate batteries while the electric vehicle is in operation via suitable control of switches. An electric vehicle may be configured to charge batteries using a regeneration current based on sensor data from sensors, such one or more of a camera, an accelerometer, a gyroscope an atmospheric pressure sensor and a Hall sensor. An electric vehicle may be configured to avoid rear end collisions based on images from a rear-facing camera.
B60L 58/18 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
B60L 15/20 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performanceAdaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
B60L 50/60 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
B60L 58/12 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
H02J 7/14 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
There are provided methods and systems for operating battery packs. One example method includes obtaining voltages of batteries of the battery pack, which includes a plurality of the batteries connected to a circuit. The method also includes obtaining an output current to be output from the battery pack and selecting a subset of the batteries capable collectively of providing the output current. The subset includes one or more selected batteries selected from among the plurality of the batteries. The subset has a subset voltage being substantially similar to a voltage of each of the selected batteries. The subset may be selected such that the selected batteries have substantially similar voltages and the subset voltage is maximized. The method also includes drawing the output current from the subset of the batteries. Other methods and systems for operating a battery pack are also provided.
B60L 58/21 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules having the same nominal voltage
B60L 50/60 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
B60L 58/12 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
There are provided robot swarms and methods of operating thereof. Such a swarm may include two or more robots each having a microphone, a speaker, and a communication terminal for sending or receiving an electromagnetic signal to or from a communication partner to affect electromagnetic communication with the communication partner. Upon detection of a disruption to the electromagnetic communication, a given robot of the two or more robots may switch from electromagnetic communication to acoustic communication by exchanging an acoustic signal between one of the speaker and the microphone of the given robot and one of a corresponding microphone and a corresponding speaker of a corresponding communication partner.
A battery-powered eclectic lawn mower includes battery packs mounted on a docking stations of a bus bar by way of a gravity-biased engagement. The lawn mower also includes a priority charging control logic for giving priority of charge to battery packs that have a state of charge over a threshold. The lawn mower also includes a live to drive system which alerts the user when the lawn mower is capable of moving in response to manipulation of controls. The lawn mower also includes a variable speed control which adjusts a sensitivity of speed controls such that more precise, slower speed control of the lawn mower is achieved when mowing around trees and the like.
A protective warning system for a vehicle is provided. A device comprises: a long-range camera and a stereoscopic camera positioned in a housing to image external objects in a rear-facing direction when the housing is mounted to a vehicle. A controller detects, using images from the long-range camera, an external object in the rear-facing direction and processes stereoscopic images from the stereoscopic camera to determine when the external object is located within a first zone or a second zone extending in the rear-facing direction, the second zone being closer to the stereoscopic camera than the first zone. In response to determining that the external object is located within the first zone or the second zone, the controller controls the one or more notification devices to provide one or more first or second notifications associated with a first or second urgency level.
There is provided a powered device and an energy absorbing device (EAD) for a powered device. The powered device includes an actuator to power a rotatable shaft coupled to a working member, a housing to house the actuator, a structural member to be coupled to the housing, and an EAD. The EAD is disposed between the housing and the structural member. The EAD is to absorb at least a portion of an impact energy of the working member striking an obstacle. Moreover, the EAD is to absorb the portion of the impact energy by being plastically deformed by the portion of the impact energy.
Electric vehicle battery management and usage limitations derived from environmental events are provided. In particular, a battery control unit is provided which comprises: a one or more networking ports configured to receive data indicative of respective discharge rates of a plurality of batteries during use; and a controller. The controller: receives, via the one or more networking port, the data indicative of the respective discharge rates of the plurality of batteries during use; and controls respective charging of the plurality of batteries based on the respective discharge rates.
B60L 53/66 - Data transfer between charging stations and vehicles
B60L 53/60 - Monitoring or controlling charging stations
B60L 53/67 - Controlling two or more charging stations
B60L 58/12 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
15.
METHODS AND SYSTEMS FOR OPERATING AN ELECTRIC VEHICLE
There are provided methods and systems for operating electric vehicles. One example method includes generating a first digital message at a source component of the electric vehicle. The source component is connected to a first bus comprising one of a Power Communication Network bus (PCN bus) and a Vehicle Communication Network bus (VCN bus) of the electric vehicle. The PCN and VCN buses are each connected to a Vehicle Control Module (VCM) of the electric vehicle. The method also includes transmitting the first digital message from the source component to the VCM over the first bus, and generating at the VCM a second digital message based on the first digital message. In addition, the method includes transmitting the second digital message from the VCM to a destination component of the electric vehicle. The destination component is connected to a second bus comprising one of the PCN and VCN buses.
B60R 16/023 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for transmission of signals between vehicle parts or subsystems
16.
METHODS AND SYSTEMS FOR OPERATING AN ELECTRIC VEHICLE
There are provided methods and systems for operating electric vehicles. One example method includes generating a first digital message at a source component of the electric vehicle. The source component is connected to a first bus comprising one of a Power Communication Network bus (PCN bus) and a Vehicle Communication Network bus (VCN bus) of the electric vehicle. The PCN and VCN buses are each connected to a Vehicle Control Module (VCM) of the electric vehicle. The method also includes transmitting the first digital message from the source component to the VCM over the first bus, and generating at the VCM a second digital message based on the first digital message. In addition, the method includes transmitting the second digital message from the VCM to a destination component of the electric vehicle. The destination component is connected to a second bus comprising one of the PCN and VCN buses.
B60R 16/023 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for transmission of signals between vehicle parts or subsystems
An electric vehicle noise sniffer and methods of mitigating packet flow interruptions by noise cancellation and avoidance of noise region envelopes are provided. A vehicle comprises: electrical component(s) that operate according to data indications; and a power line that conveys the data indications and power to the electrical component(s). A method comprises: determining an electrical characteristic of the data indications on the power line; determining a present electrical characteristic of noise on the power line and/or estimating a future electrical characteristic of the noise on the power line; and causing the data indications to change to a new electrical characteristic different from the present electrical characteristic and the future electrical characteristic of the noise on the power line to avoid interference of the noise with the data indications. The electrical characteristics are one or more of in frequency space, amplitude space and direct current offset space.
G01C 21/16 - NavigationNavigational instruments not provided for in groups by using measurement of speed or acceleration executed aboard the object being navigatedDead reckoning by integrating acceleration or speed, i.e. inertial navigation
G01R 29/26 - Measuring noise figureMeasuring signal-to-noise ratio
There are provided methods and systems for operating electric vehicles. One example method includes generating, at a first component of the electric vehicle, a message in a first communication protocol and converting, at a first conversion module associated with the first component, the message into a power line communication protocol to form a first converted message. The method also includes transmitting the first converted message over a power line connecting the first component to a second component of the electric vehicle, and converting, at a second conversion module associated with the second component, the first converted message into a second communication protocol to form a second converted message. The second communication protocol is used by the second component. In addition, the method includes receiving the second converted message at the second component.
G01C 21/16 - NavigationNavigational instruments not provided for in groups by using measurement of speed or acceleration executed aboard the object being navigatedDead reckoning by integrating acceleration or speed, i.e. inertial navigation
H04L 69/08 - Protocols for interworkingProtocol conversion
19.
METHODS AND SYSTEMS FOR OPERATING AN ELECTRIC VEHICLE
There are provided methods and systems for operating electric vehicles. One example method includes generating, at a first component of the electric vehicle, a message in a first communication protocol and converting, at a first conversion module associated with the first component, the message into a power line communication protocol to form a first converted message. The method also includes transmitting the first converted message over a power line connecting the first component to a second component of the electric vehicle, and converting, at a second conversion module associated with the second component, the first converted message into a second communication protocol to form a second converted message. The second communication protocol is used by the second component. In addition, the method includes receiving the second converted message at the second component.
H04L 69/08 - Protocols for interworkingProtocol conversion
B60R 16/03 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems
B60R 16/023 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for transmission of signals between vehicle parts or subsystems
G01C 21/16 - NavigationNavigational instruments not provided for in groups by using measurement of speed or acceleration executed aboard the object being navigatedDead reckoning by integrating acceleration or speed, i.e. inertial navigation
20.
ELECTRIC VEHICLE NOISE SNIFFER AND METHODS OF MITIGATING PACKET FLOW INTERRUPTIONS
An electric vehicle noise sniffer and methods of mitigating packet flow interruptions by noise cancellation and avoidance of noise region envelopes are provided. A vehicle comprises: electrical component(s) that operate according to data indications; and a power line that conveys the data indications and power to the electrical component(s). A method comprises: determining an electrical characteristic of the data indications on the power line; determining a present electrical characteristic of noise on the power line and/or estimating a future electrical characteristic of the noise on the power line; and causing the data indications to change to a new electrical characteristic different from the present electrical characteristic and the future electrical characteristic of the noise on the power line to avoid interference of the noise with the data indications. The electrical characteristics are one or more of in frequency space, amplitude space and direct current offset space.
B60R 16/023 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for transmission of signals between vehicle parts or subsystems
G01C 21/16 - NavigationNavigational instruments not provided for in groups by using measurement of speed or acceleration executed aboard the object being navigatedDead reckoning by integrating acceleration or speed, i.e. inertial navigation
G01R 29/26 - Measuring noise figureMeasuring signal-to-noise ratio
21.
Systems and methods for maintaining battery health
A method of maintaining a rechargeable battery pack having a plurality of rechargeable batteries. The method includes measuring charge-level for the rechargeable batteries; and selecting a first battery set including a donor battery having a high charge-level, and a recipient battery having a low charge-level that is less than the high charge-level of the donor battery. The method also includes: rebalancing the first battery set; measuring a rest profile of the recipient battery after rebalancing the first battery set; and determining battery health of the recipient battery based on at least the rest profile.
B60L 58/22 - Balancing the charge of battery modules
B60L 50/60 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
B60L 58/16 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to battery ageing, e.g. to the number of charging cycles or the state of health [SoH]
G01R 31/3828 - Arrangements for monitoring battery or accumulator variables, e.g. SoC using current integration
Electric vehicles with battery management and sensors are provided. An electric vehicle may be configured to charge individual main batteries using individual intermediate batteries while the electric vehicle is in operation via suitable control of switches. An electric vehicle may be configured to charge batteries using a regeneration current based on sensor data from sensors, such one or more of a camera, an accelerometer, a gyroscope an atmospheric pressure sensor and a Hall sensor. An electric vehicle may be configured to avoid rear end collisions based on images from a rear-facing camera.
B60L 50/60 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
B60L 58/10 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
23.
ELECTRIC VEHICLES WITH BATTERY MANAGEMENT AND SENSORS
Electric vehicles with battery management and sensors are provided. An electric vehicle may be configured to charge individual main batteries using individual intermediate batteries while the electric vehicle is in operation via suitable control of switches. An electric vehicle may be configured to charge batteries using a regeneration current based on sensor data from sensors, such one or more of a camera, an accelerometer, a gyroscope an atmospheric pressure sensor and a Hall sensor. An electric vehicle may be configured to avoid rear end collisions based on images from a rear-facing camera.
B60L 58/10 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
B60L 50/60 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
There are provided methods and systems for operating battery packs. One example method includes obtaining voltages of batteries of the battery pack, which includes a plurality of the batteries connected to a circuit. The method also includes obtaining an output current to be output from the battery pack and selecting a subset of the batteries capable collectively of providing the output current. The subset includes one or more selected batteries selected from among the plurality of the batteries. The subset has a subset voltage being substantially similar to a voltage of each of the selected batteries. The subset may be selected such that the selected batteries have substantially similar voltages and the subset voltage is maximized. The method also includes drawing the output current from the subset of the batteries. Other methods and systems for operating a battery pack are also provided.
H01M 50/269 - Mechanical means for varying the arrangement of batteries or cells for different uses, e.g. for changing the number of batteries or for switching between series and parallel wiring
H01M 50/50 - Current conducting connections for cells or batteries
There are provided methods and systems for operating battery packs. One example method includes obtaining voltages of batteries of the battery pack, which includes a plurality of the batteries connected to a circuit. The method also includes obtaining an output current to be output from the battery pack and selecting a subset of the batteries capable collectively of providing the output current. The subset includes one or more selected batteries selected from among the plurality of the batteries. The subset has a subset voltage being substantially similar to a voltage of each of the selected batteries. The subset may be selected such that the selected batteries have substantially similar voltages and the subset voltage is maximized. The method also includes drawing the output current from the subset of the batteries. Other methods and systems for operating a battery pack are also provided.
H01M 50/50 - Current conducting connections for cells or batteries
H01M 50/269 - Mechanical means for varying the arrangement of batteries or cells for different uses, e.g. for changing the number of batteries or for switching between series and parallel wiring
27.
Multipurpose Autonomous Material Handling Robot with Independent Drones
A material handling robot including a mobile base, a plurality of drones, and a plurality of docking stations on the mobile base for receiving the drones. The mobile base has motorized wheels for driving the mobile base, and a platform for supporting a load. Each drone has a power source and a drone sensor for monitoring environment around the drone. Each docking station has a power charger for recharging the power source, and a launch mechanism for deploying the drone. The robot also includes a controller for communicating with the mobile base and the drones. The controller has: a material handling mode for transporting loads on the platform of the mobile base; and a security mode where at least one of the drones is deployed to conduct surveillance using the drone sensor.
A method for driving a tractor on a flatbed trailer. The method includes locating a starting position of the tractor, determining a final position for the tractor, and searching for a ramp attached to the flatbed trailer. A driving path is calculated to drive the tractor from the starting position, along the ramp, and to the final position. The tractor is autonomously operated to drive along the driving path. The method may periodically detect an intermediate position of the tractor and determining if the intermediate position is located on the driving path. The driving path may be updated with a course correction to drive the tractor from the intermediate position to the final position. The tractor is stopped after arriving at the final position.
B60P 3/06 - Vehicles adapted to transport, to carry or to comprise special loads or objects for carrying vehicles
G05D 1/02 - Control of position or course in two dimensions
G05D 1/00 - Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
B60P 1/43 - Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading using a loading ramp mounted on the vehicle
A protective warning system for a vehicle is provided. A device comprises: a long-range camera and a stereoscopic camera positioned in a housing to image external objects in a rear-facing direction when the housing is mounted to a vehicle. A controller detects, using images from the long-range camera, an external object in the rear-facing direction and process stereoscopic images from the stereoscopic camera to determine when the external object is located with a first zone or a second zone extending in the rear-facing direction, the second zone being closer to the stereoscopic camera than the first zone. In response to determining that the external object is located with the first zone or the second zone, the controller controls the one or more notification devices to provide one or more first or second notifications associated with a first or second urgency level.
G01B 11/14 - Measuring arrangements characterised by the use of optical techniques for measuring distance or clearance between spaced objects or spaced apertures
B60R 1/00 - Optical viewing arrangementsReal-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
B60R 11/04 - Mounting of cameras operative during driveArrangement of controls thereof relative to the vehicle
B60R 21/0134 - Electrical circuits for triggering safety arrangements in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over responsive to imminent contact with an obstacle
B60W 50/14 - Means for informing the driver, warning the driver or prompting a driver intervention
B62J 6/00 - Arrangement of optical signalling or lighting devices on cyclesMounting or supporting thereofCircuits therefor
G08B 21/02 - Alarms for ensuring the safety of persons
H04W 4/46 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for vehicle-to-vehicle communication [V2V]
H04W 84/18 - Self-organising networks, e.g. ad hoc networks or sensor networks
30.
Composite material for thermal management in an electric motor
An electric motor including a stator having a stator slot, and a composite material within the stator slot. The composite material includes a matrix material, and additive particles having thermal conductivity and anisotropic electric properties. The additive particles are oriented in an aligned configuration and set to provide the composite material with thermal conductivity and reduced electrical conductivity in at least one direction based on the aligned configuration.
B32B 5/16 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by features of a layer formed of particles, e.g. chips, chopped fibres, powder
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
There is provided a method of controlling an electric vehicle. The method includes obtaining by a controller of the electric vehicle a first state indicator of a state of the electric vehicle, receiving at the controller a status indicator of an operating status of the electric vehicle, and updating by the controller the state of the electric vehicle based on the status indicator to an updated state. The updated state may be associated with a second state indicator. The method also includes determining by the controller a given braking type of a braking to be applied to the electric vehicle. This determining may be based on one or more of the second state indicator and the status indicator. The method also includes applying to the electric vehicle the braking of the given braking type. Systems for applying such braking are also provided.
B60L 3/00 - Electric devices on electrically-propelled vehicles for safety purposesMonitoring operating variables, e.g. speed, deceleration or energy consumption
B60L 7/00 - Electrodynamic brake systems for vehicles in general
B60L 7/24 - Electrodynamic brake systems for vehicles in general with additional mechanical or electromagnetic braking
B60L 15/20 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performanceAdaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
B60T 1/06 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
B60T 11/04 - Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant transmitting mechanically
H02P 3/04 - Means for stopping or slowing by a separate brake, e.g. friction brake or eddy-current brake
H02P 29/02 - Providing protection against overload without automatic interruption of supply
H02P 3/22 - Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter for stopping or slowing an AC motor by short-circuit or resistive braking
32.
METHODS AND SYSTEMS FOR CONTROLLING ELECTRIC VEHICLES
There is provided a method of controlling an electric vehicle. The method includes obtaining by a controller of the electric vehicle a first state indicator of a state of the electric vehicle, receiving at the controller a status indicator of an operating status of the electric vehicle, and updating by the controller the state of the electric vehicle based on the status indicator to an updated state. The updated state may be associated with a second state indicator. The method also includes determining by the controller a given braking type of a braking to be applied to the electric vehicle. This determining may be based on one or more of the second state indicator and the status indicator. The method also includes applying to the electric vehicle the braking of the given braking type. Systems for applying such braking are also provided.
B60T 1/06 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
B60L 7/00 - Electrodynamic brake systems for vehicles in general
B60T 11/04 - Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant transmitting mechanically
H02P 3/04 - Means for stopping or slowing by a separate brake, e.g. friction brake or eddy-current brake
H02P 3/22 - Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter for stopping or slowing an AC motor by short-circuit or resistive braking
33.
Methods and apparatuses for regulating power levels in circuits of electric devices
There is provided a method of operating an electric device. The method includes receiving one or more operating power levels being used by one or more loads on a given circuit of the electric device, and setting a power threshold based on the one or more operating power levels. The method also includes receiving an output power level being delivered to the given circuit by a power source connected to the given circuit, and comparing the output power level with the power threshold. Furthermore, the method includes, if the output power level exceeds the power threshold, reducing the output power level to less than or equal to the power threshold. A related power regulator is also provided.
B60L 3/04 - Cutting-off the power supply under fault conditions
B60L 15/20 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performanceAdaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
B60R 16/023 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for transmission of signals between vehicle parts or subsystems
B60L 3/00 - Electric devices on electrically-propelled vehicles for safety purposesMonitoring operating variables, e.g. speed, deceleration or energy consumption
There is provided a method of forming a ring gear, including providing a tube having an inner surface comprising gear teeth, the tube being a hollow tube formed by extrusion. The method also includes inserting a shaping tool into the tube, the shaping tool having tool teeth to mate with the gear teeth, and extended and retracted configurations. The shaping tool may be inserted into the tube in its retracted configuration. Moreover, the method includes extending the shaping tool into its extended configuration to cause the tool teeth to mate with the gear teeth and to exert a radially outward force on the tube. Furthermore, the method includes fixing a shape of an outer perimeter of the tube, retracting the shaping tool into its retracted configuration to reduce the radially outward force exerted by the shaping tool on the tube, and removing the shaping tool from the tube.
B23P 23/04 - Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
B21K 1/30 - Making machine elements wheelsMaking machine elements discs with gear-teeth
There are provided electric motors each having a rotor, a stator, and a plurality of conductive windings each disposed around a corresponding tooth of the stator. The rotor is to rotate about an axis of rotation defining an axial direction. The rotor includes a backiron and a plurality of magnets secured to an inner surface of the backiron. The stator is disposed inside the rotor and centered about the axis of rotation. The stator includes a plurality of teeth each extending radially relative to the axis of rotation towards the inner surface of the backiron and terminating in a corresponding tooth end disposed proximal to the inner surface.
H02K 1/02 - Details of the magnetic circuit characterised by the magnetic material
H02K 21/22 - Synchronous motors having permanent magnetsSynchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating around the armatures, e.g. flywheel magnetos
H02K 1/28 - Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
H01F 1/057 - Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
36.
Methods and systems for controlling electric motors
There is provided a method of controlling an electric motor having a rotor and a stator. The method includes controlling the motor in a low-speed mode by injecting a high frequency (HF) signal into the motor. The HF signal may have an initial voltage and an initial frequency. The method may also include obtaining a speed of the rotor relative to the stator, and obtaining a reference input being sent to the motor. Moreover, the method may include comparing the speed and the reference input with a speed threshold and a reference input threshold respectively. In addition, the method may include reducing at least one of the initial voltage and the initial frequency if the speed is below the speed threshold and the reference input is below the reference input threshold, to reduce an acoustic noise caused by injecting the HF signal into the electric motor.
There is provided a method for actuating a component of a vehicle. The method may include applying an initial force to the component to actuate the component, and generating a movement indicator based on whether the component moves in response to the initial force. Moreover, the method may include receiving a freezing indicator associated with a likelihood of the component being immobilized due to freezing. If the movement indicator is negative and the freezing indicator is affirmative, the method also includes applying an adjusted force to the component to mobilize the component.
B60R 16/023 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for transmission of signals between vehicle parts or subsystems
B60S 1/08 - Wipers or the like, e.g. scrapers characterised by the drive electrically driven
38.
Methods and apparatuses for controlling an electric vehicle
There is provided a method for controlling an electric vehicle. The method includes receiving a regenerative braking activation indicator. If the regenerative braking activation indicator is affirmative, the method includes applying regenerative braking at an initial level to an electric motor of the electric vehicle. The method also includes obtaining a vehicle motion parameter of the electric vehicle measured when the regenerative braking is being applied. In addition, the method includes changing the regenerative braking to a modified level based on the vehicle motion parameter.
09 - Scientific and electric apparatus and instruments
42 - Scientific, technological and industrial services, research and design
Goods & Services
Downloadable computer software and computer programs to operate and control bicycle motors, utility vehicle motors, off road vehicle motors, golf cart motors, skid steers motors, telescopic handler vehicles motors and riding mowers motors. downloadable, recorded computer applications for mobile phones, portable electronic devices, tablet computers and computers for interacting with and controlling bicycle motors, utility vehicle motors, off road vehicle motors, golf cart motors, skid steers motors, telescopic handler vehicles motors and riding mowers motors Software as a service (SAAS) provider in the field of software for operation of bicycle motors, utility vehicle motors, off road vehicle motors, golf cart motors, skid steers motors, telescopic handler vehicles motors and riding mowers motors; Providing online non-downloadable computer software applications for mobile phones, portable electronic devices, tablet computers and computers for interacting with and controlling bicycle motors, utility vehicle motors, off road vehicle motors, golf cart motors, skid steers motors, telescopic handler vehicles motors and riding mowers motors
There is provided a method comprising receiving at a controller an input comprising a channel output from an input channel of a vehicle. The input is triggered by an operation of the vehicle by an operator. The input channel has a corresponding direct operational manifestation. The method also comprises comparing at the controller the input with a set of input patterns to select from the set of input patterns a target input pattern corresponding to the input, and generating at the controller a control output corresponding to the target input pattern. The control output is configured to cause in the vehicle a target operational manifestation different than the direct operational manifestation. Furthermore, the method comprises sending the control output from the controller to the vehicle.
There is provided a device to be used as a magnet. The device comprises a first member, a second member, and a third member. The first member defines a trench extending along a longitudinal direction. The trench has a top being open. Moreover, the first member comprises a first material being magnetizable. The second member is received in the trench and secured to the first member. The second member comprises a second material being magnetizable. Furthermore, the third member is received in the trench and secured to the first member. The third member comprises a third material being magnetizable. The third member and the second member are disposed side-by-side along the longitudinal direction.
H02K 1/02 - Details of the magnetic circuit characterised by the magnetic material
H01F 1/057 - Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
H02K 21/22 - Synchronous motors having permanent magnetsSynchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating around the armatures, e.g. flywheel magnetos
There is provided a device to be used as a magnet. The device comprises a first member, a second member, and a third member. The first member defines a trench extending along a longitudinal direction. The trench has a top being open. Moreover, the first member comprises a first material being magnetizable. The second member is received in the trench and secured to the first member. The second member comprises a second material being magnetizable. Furthermore, the third member is received in the trench and secured to the first member. The third member comprises a third material being magnetizable. The third member and the second member are disposed side-by-side along the longitudinal direction.
H01F 1/057 - Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
09 - Scientific and electric apparatus and instruments
42 - Scientific, technological and industrial services, research and design
Goods & Services
(1) Downloadable computer software and computer programs to operate and control bicycle motors, utility vehicle motors, off road vehicle motors, golf cart motors, skid steers motors, telescopic handler vehicles motors and riding mowers motors. Computer applications for mobile phones, portable electronic devices, tablet computers and computers for interacting with and controlling bicycle motors, utility vehicle motors, off road vehicle motors, golf cart motors, skid steers motors, telescopic handler vehicles motors and riding mowers motors. (1) Software as a service (SAAS) provider in the field of software for operation of bicycle motors, utility vehicle motors, off road vehicle motors, golf cart motors, skid steers motors, telescopic handler vehicles motors and riding mowers motors.
44.
Internal permanent magnet motor with an outer rotor
Provided is an electric motor comprising: a stator comprising stator poles arranged radially and a rotor comprising rotor poles, each comprising: a substrate comprising a magnetically permeable material and at least a first magnet and a second magnet. The magnets can comprise a respective proximal end proximal to the stator and a respective distal end opposite the respective proximal end, and distal from the stator. A distance between respective proximal ends of the magnets can be equal to or greater than a distance between respective distal ends of the magnets. Each rotor pole also comprise first and second proximal cavities, each cavity extending from the respective proximal end of a magnet for a given length along about the circumferential direction and away from the proximal end of the other magnet. Sum of the lengths of the proximal cavities can be about equal to a width of each stator pole.
H02K 21/22 - Synchronous motors having permanent magnetsSynchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating around the armatures, e.g. flywheel magnetos
45.
INTERNAL PERMANENT MAGNET MOTOR WITH AN OUTER ROTOR
Provided is an electric motor comprising: a stator comprising stator poles arranged radially and a rotor comprising rotor poles, each comprising: a substrate comprising a magnetically permeable material and at least a first magnet and a second magnet. The magnets can comprise a respective proximal end proximal to the stator and a respective distal end opposite the respective proximal end, and distal from the stator. A distance between respective proximal ends of the magnets can be equal to or greater than a distance between respective distal ends of the magnets. Each rotor pole also comprise first and second proximal cavities, each cavity extending from the respective proximal end of a magnet for a given length along about the circumferential direction and away from the proximal end of the other magnet. Sum of the lengths of the proximal cavities can be about equal to a width of each stator pole.
H01F 1/047 - Alloys characterised by their composition
H01F 1/10 - Magnets or magnetic bodies characterised by the magnetic materials thereforSelection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials non-metallic substances, e.g. ferrites
H02K 1/12 - Stationary parts of the magnetic circuit
46.
Enclosure for an electronic assembly for a battery powered lawn mower
An enclosure includes a housing defining an interior chamber for receiving an electronic assembly. The housing is made of a thermally conductive material so as to operate as a heat sink. The housing has a heat transfer surface within the interior chamber for receiving heat generating components thereon, and an interior groove within the interior chamber. The enclosure also includes a retaining clip having a clip length, a first portion extending along the clip length for engaging the interior groove, and a second portion extending along the clip length for engaging the heat generating components. The retaining clip is made from a resilient material and is sized and shaped such that positioning the first portion in the interior groove flexes the retaining clip and presses the second portion against the heat generating components so as to bias the heat generating components into thermal contact with the heat transfer surface.
H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating
H05K 5/02 - Casings, cabinets or drawers for electric apparatus Details
E01H 5/08 - Apparatus propelled by animal or engine powerApparatus propelled by hand with driven dislodging or conveying elements, e.g. conveying pneumatically dislodging essentially by driven elements
47.
Apparatus for switching between wye and delta configurations in an electric motor
An electric motor, including a motor assembly having a rotor and a stator, and a switching assembly adapted to switch the motor assembly between a wye configuration, a delta configuration, and a neutral configuration. The switching assembly may include a plurality of actuators configured to move at least two movable contact members so as to select which configuration of the motor assembly is active.
H02K 7/102 - Structural association with clutches, brakes, gears, pulleys or mechanical starters with friction brakes
H02K 3/52 - Fastening salient pole windings or connections thereto
A01D 69/02 - Driving mechanisms or parts thereof for harvesters or mowers electric
H02K 11/20 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
B60K 7/00 - Disposition of motor in, or adjacent to, traction wheel
48.
Mechanical steering linkage for battery powered mower with zero turning radius
A steering system for a riding lawn mower includes a wheel frame pivotally coupled to a vehicle frame about a roll axis. The wheel frame has spaced apart upper and lower wheel frame members. Steering knuckles are pivotally coupled to opposing sides of the wheel frame for rotatably supporting wheels. Each steering knuckle is straddle mounted between the upper and lower wheel frame members. A rack and pinion steering mechanism for pivoting the steering knuckles is coupled to a steering wheel via a steering column. The steering column includes a shaft portion extending along a shaft axis and has at least one socketed connection. The socketed connection transmits rotational movement about the shaft axis between the shaft portion and another rotatable component. The socketed connection also permits axial movement of the shaft portion along the shaft axis in response to the wheel frame rolling relative to the vehicle frame.
A method of operating an electric motor having a motor assembly that includes a rotor and a stator. The method includes providing the electric motor in a neutral state, and from the neutral state, determining whether to operate the electric motor in a wye configuration or a delta configuration and then operating the motor in that state. In some embodiments, if the electric motor is to be operated in the wye configuration, then putting at least one first actuator into a first state and then powering the stator, and if the electric motor is to be operated in the delta configuration, then putting at least one second actuator into a first state and then powering the stator.
An enclosure includes a housing defining an interior chamber for receiving an electronic assembly. The housing is made of a thermally conductive material so as to operate as a heat sink. The housing has a heat transfer surface within the interior chamber for receiving heat generating components thereon, and an interior groove within the interior chamber. The enclosure also includes a retaining clip having a clip length, a first portion extending along the clip length for engaging the interior groove, and a second portion extending along the clip length for engaging the heat generating components. The retaining clip is made from a resilient material and is sized and shaped such that positioning the first portion in the interior groove flexes the retaining clip and presses the second portion against the heat generating components so as to bias the heat generating components into thermal contact with the heat transfer surface.
B62K 11/00 - Motorcycles, engine-assisted cycles or motor scooters with one or two wheels
E01H 5/08 - Apparatus propelled by animal or engine powerApparatus propelled by hand with driven dislodging or conveying elements, e.g. conveying pneumatically dislodging essentially by driven elements
51.
Methods of controlling a lawn mower having electric drive and blade motors
A vehicle such as a riding lawn mower may have at least one electric drive motor configured to drive at least one wheel, at least one electric blade motor configured to drive at least one cutting blade, and a battery module connected to the drive and blade motors. According to some embodiments, a method of controlling the vehicle may include: operating the blade motor according to a blade target speed; monitoring a blade current load for the blade motor; comparing the blade current load to a light load low threshold for the blade motor; and if the blade current load is less than the light load low threshold, decreasing the blade target speed.
An electric motor, including a motor assembly having a rotor and a stator, and a switching assembly adapted to switch the motor assembly between a wye configuration, a delta configuration, and a neutral configuration. The switching assembly may include a plurality of actuators configured to move at least two movable contact members so as to select which configuration of the motor assembly is active.
