Abstract: A power supply control apparatus is applied to a power supply system that includes an opening and closing unit that has a plurality of switches that are connected in series on an energization path over which energization from a voltage source is performed and a plurality of diodes that are respectively connected in parallel to the plurality of switches, in which the plurality of diodes include diodes that are arranged in opposite directions to each other. The power supply control apparatus includes a determining unit determining that an abnormal state has occurred in which a current is flowing to any of the plurality of diodes in a state in which the plurality of switches are turned off, and a control unit controlling the switch that is connected in parallel to the diode through which the current is flowing to an on-state, when the abnormal state is determined to have occurred.

Abstract: Apparatuses, systems and methods associated with an auxiliary power system design are disclosed herein. In embodiments, an auxiliary power system may be mounted within a vehicle or integrated into a starter battery of the vehicle. The auxiliary power system may include an auxiliary battery and circuitry coupled to the auxiliary battery and a vehicle electrical system of the vehicle. The vehicle electrical system may be used to start an engine of the vehicle. The circuitry may detect a trigger and couple the auxiliary battery to the vehicle electrical system in response to detection of the trigger. The auxiliary battery may provide power to the vehicle electrical system to start the engine of the vehicle when the auxiliary battery is coupled to the vehicle electrical system. Other embodiments may be described and/or claimed.

Abstract: At an electronic device that is coupled to a set of circuits configured to supply electricity to respective on-board charging systems of one or more electric vehicles: detecting activation of a first electric vehicle charging connection; in response to detecting the activation of the first electric vehicle charging connection, obtaining a first communication signal through the first electric vehicle charging connection; decoding the first communication signal to extract a respective vehicle identifier corresponding to an on-board charging system of a first electric vehicle that is connected to the set of circuits through the first electric charging connection; configuring a first charging mode for the on-board charging system of the first electric vehicle in accordance with the respective vehicle identifier; and enabling charging of the first electric vehicle through the first electric vehicle charging connection in accordance with the first charging mode.

Abstract: Methods, systems and battery modules are provided, which increase the cycling lifetime of fast charging lithium ion batteries. During the formation process, the charging currents are adjusted to optimize the cell formation, possibly according to the characteristics of the formation process itself, and discharge extents are partial and optimized as well, as is the overall structure of the formation process. During operation, voltage ranges are initially set to be narrow, and are broadened upon battery deterioration to maximize the overall lifetime. Current adjustments are applied in operation as well, with respect to the deteriorating capacity of the battery. Various formation and operation strategies are disclosed, as basis for specific optimizations.

Abstract: A charging station for an electric vehicle includes a passive alignment mechanism that includes a longitudinal translation stage that allows motion in a longitudinal direction, a charging plug connected to the passive alignment mechanism, and a releasable connector. The releasable connector resists motion of the longitudinal translation stage in a connected position when a magnitude of an external force applied in the longitudinal direction is below a threshold. The releasable connector moves from the connected position to a released position to allow motion of the longitudinal translation stage when the magnitude of the external force applied in the longitudinal direction is above the threshold.

Abstract: This disclosure relates to an electrified vehicle with an auxiliary battery rack, which has a collapsible frame, and a corresponding method. In particular, the auxiliary battery rack is located at least partially within a storage compartment of the electrified vehicle. The auxiliary battery rack includes a frame configurable in a support position and a collapsed position in which the frame occupies less volume in the storage compartment than when in the support position.

Abstract: A home energy system for storing and providing energy.

Abstract: A state estimation apparatus configured to estimate a state of an assembled battery including a plurality of energy storage devices. The energy storage devices each have a small-variation region where an open circuit voltage (OCV) variation amount relative to a residual capacity is smaller, and a variation region where the OCV variation amount relative to the residual capacity is greater than the OCV variation amount relative to the residual capacity in the small-variation region. The state of the assembled battery is estimated based on a varying position of the variation region relative to an actual capacity of the plurality of energy storage devices.

Abstract: An electrical charging arrangement in a motor vehicle is disclosed having a power coupling element and at least one current conductor. A cooling element is arranged on the rear side of the power coupling element facing the current conductor so that the power coupling element can be cooled from the rear side.

Abstract: The present disclosure relates to a system capable of verifying an external device control function of a secondary battery management device, and that is coupled with an input/output terminal unit, a communication terminal unit and a measurement terminal unit of the secondary battery management device. The system generates conditions causing operation of the external device, monitors whether an external device control signal is being output normally through the input/output terminal unit of the secondary battery management device, and verifies whether current operation state information for the external device is being maintained exactly in a memory element.

Abstract: A power source system may include a main power source, a power converter including a capacitor, a relay configured to switch between connection and disconnection between the power converter and the main power source, an auxiliary power source, a boost converter having a low voltage terminal thereof connected to the auxiliary power source, and having a high voltage terminal thereof connected to the power converter without interposing the relay, and a controller configured to pre-charge the capacitor prior to placing the relay in a connected state. During the pre-charging of the capacitor, the controller may be configured to set an output current of the boost converter to a first current value while a specific auxiliary device connected to the auxiliary power source executes a specific process, and change the output current to a second current value larger than the first current value after the execution is completed.

Abstract: A device for charging a battery system of a vehicle is provided. The battery system is configured to be charged by a charging unit, the charging unit is arranged in the vehicle, and the charging unit has an input and an output. The output is configured to be connected in an electrically conductive manner to the battery system in order to charge the battery system, a connection point for a releasable electrically conductive connection for transmitting an AC voltage for charging the battery system is arranged in the vehicle, and a receiver coil is arranged in the vehicle. In the receiver coil a voltage for charging the battery system is configured to be induced, and the input of the charging unit is configured to be connected in an electrically conductive manner to the connection point and/or to the receiver coil in order to charge the battery system.

Abstract: A method for operating an energy storage device with at least one first and at least one second energy storage element in a motor vehicle, wherein the first and the second energy storage elements are connected in series to provide a nominal voltage of the energy storage device, wherein when a charging condition indicated for charging an energy storage device by a motor vehicle-independent energy source as fulfilled, the first and the second energy storage elements are connected in parallel to the motor vehicle-independent energy source, wherein a charging voltage is provided by the motor vehicle-independent energy source for charging the energy storage device, which is lower than the nominal voltage of the energy storage device with a connection in series of the first and of the second energy storage element.

Abstract: The apparatus includes: a power feeding side identification information acquiring unit that acquires power feeding side identification information for identifying the power feeding side from a device or a user's communication terminal in the power feeding side; a power receiving side identification information acquiring unit that acquires power receiving side identification information for identifying the power receiving side from a device or a user's communication terminal in the power receiving side; a power feeding information acquiring unit that acquires power feeding information about a power amount fed from the device in the power feeding side or a power amount fed to the device in the power receiving side; and a transmission unit that associates with one another: the power feeding side identification information; the power receiving side identification information; and the power feeding information, and transmits them to a transaction management apparatus.

Abstract: A proximity detection circuit suitable for use with an on-board vehicle charger, such as but not limited to the type of chargers used within hybrid and electric vehicles, to facilitate current conservation during period of time when it is unnecessary or otherwise undesirable. The on-board charger can test for connection of a cordset or other electrical connection used to connect the on-board charger to a charging station or other current source. The on-board charger can be used to detect two different cordsets or vehicles using different charging circuitries.

Abstract: Provided is a method and apparatus of charging a battery of a vehicle using a regenerative braking. A device for charging a second vehicle using a first vehicle includes a roller apparatus configured to transmit, to the second vehicle, a rotational force generated in response to a rotation of a wheel of the first vehicle; a controller configured to control a gear ratio of the roller apparatus; and a transmission configured to change the gear ratio in response to an instruction of the controller.

Abstract: The present invention provides a battery control system for controlling a battery pack that is formed by a plurality of battery cells.

Abstract: Provided is a battery pack comprising a plurality of batteries; and a plurality of memories that correspond respectively to the batteries and that each record deterioration information of the corresponding battery. Each set of a battery and a corresponding memory may be formed integrally as a battery cell. As a result, the deterioration information of each battery cell can be known even after the battery pack is disassembled.

Abstract: A bidirectional flyback converter circuit includes a transformer with inductively coupled primary and secondary windings, primary-side and secondary-side switching elements, wherein the primary winding and secondary windings are respectively connected to a voltage input and output, where the primary-side and secondary-side switching elements are respectively arranged in series with the primary and secondary windings, where a charge capacitor is connected via a first terminal to a common potential of the primary and secondary sides, where with a second terminal, the charge capacitor is connected via a first diode to a common potential of the primary-side switching element and primary winding and via a second diode to a common potential of the secondary-side switching element and secondary winding, and where a buck converter is arranged on the input or output side, through which a voltage present at the charge capacitor can be regulated to a predeterminable value.

Abstract: A portable inflator includes a housing having or including a compressor. The housing may also contain or include a handle and stand. The housing has an outer surface at least in part formed or constructed of a light reflective material. Suitable light reflective materials can include reflective plastic materials or the like.

Abstract: The present disclosure provides a rechargeable battery assembly and a terminal device. The terminal device is equipped with a rechargeable battery assembly. The rechargeable battery assembly comprises a battery main body (110), at least one temperature measurement element (120), and a processor. The battery main body comprises a cell (112) and at least two battery tabs (114). A charging current from a charging device is transmitted to the cell through the battery tabs. One temperature measurement element is corresponding to one battery tab, and the temperature measurement element is used for detecting the temperature of the corresponding battery tab, and transmitting, to the processor (140), temperature information indicating the temperature of the corresponding battery tab. The processor is used for acquiring the temperature information from the temperature measurement element, and for determining the temperature of the cell according to the temperature information.

Abstract: Improved apparatuses and methods of returning magnetic energy of a motor to the motor system. Improved battery systems and configurations are disclosed to enhance recovery of magnetic energy of a motor, to enhance motor efficiency. A power source has a first pole and a second pole. A phase coil is configured to receive electrical energy from the power source to form a magnetic field for imparting motion to a rotor. A battery has a first pole and a second pole, the first pole of the battery configured to receive energy of the magnetic field of the phase coil, the second pole of the battery being coupled to the first pole of the power source and having a polarity that is opposite a polarity of the first pole of the power source.

Abstract: A method is provided for charging an electrical energy store on an electric vehicle at a socket providing a power supply, particularly a single-phase 230 V or 120 V domestic socket. The charging current used to charge the electrical energy store after failure and subsequent restoration of the power supply is automatically reduced over the charging current prior to failure of the power supply.

Abstract: A charging station for an electric vehicle includes a passive alignment mechanism that includes a longitudinal translation stage that allows motion in a longitudinal direction, a charging plug connected to the passive alignment mechanism, and a releasable connector. The releasable connector resists motion of the longitudinal translation stage in a connected position when a magnitude of an external force applied in the longitudinal direction is below a threshold. The releasable connector moves from the connected position to a released position to allow motion of the longitudinal translation stage when the magnitude of the external force applied in the longitudinal direction is above the threshold.

Abstract: The present disclosure provides methods for operating an energy management system for a traction battery of a hybrid electric vehicle. In one implementation, a method may include: determining whether a state of charge of the traction battery is below a predetermined charge level; when the state of charge is below the predetermined charge level, and when the energy management system identifies an intent of a driver to overtake another vehicle based on a first data set and identifies an unsafe overtaking condition based on a second data set, generating a charge request for charging the traction battery to at least the predetermined charge level.

Abstract: Winches with integrated lighting, and associated systems and methods are disclosed. A representative winch with integrated lighting can include a frame, a cable drum rotatably supported by the frame, a drive motor operatively connected to the cable drum, and an electrical module. The electrical module can include a housing with first and second end caps coupled to the housing. An elongate light guide can be mounted to the housing between the housing and the cable drum with one or more drum light sources connected to the elongate light guide.

Abstract: A vehicle includes an electric power reception device configured to contactlessly receive electric power from an electric power transmission device outside the vehicle, a charging inlet configured such that a charging connector of a charging cable that supplies electric power to the vehicle is connected to the charging inlet, a restriction mechanism configured to restrict connection of the charging connector to the charging inlet, and a controller configured to execute a process of stopping electric power reception performed by the electric power reception device when the charging connector is connected to the charging inlet during the electric power reception performed by the electric power reception device. The controller controls the restriction mechanism to restrict connection of the charging connector to the charging inlet during the electric power reception performed by the electric power reception device.

Abstract: A system and method for creating a charging schedule for an electric vehicle that include determining a current state of charge of the electric vehicle. The system and method also include determining an average price per kilowatt-hour of energy to charge the electric vehicle to reach at least one of: a target state of charge of the electric vehicle and a maximum state of charge of the electric vehicle. The system and method additionally include creating the charging schedule based on the current state of charge and the average price per kilowatt-hour of energy. The system and method further include controlling charging of the electric vehicle to reach at least one of the target state of charge and the maximum state of charge based on the charging schedule.

Abstract: A protection circuit for protecting an energy storage device includes a first circuit region between a first terminal of the energy storage device and a first connector node, a second circuit region between a second terminal of the energy storage device and a second connector node, a latching circuit to electrically couple the first connector node to the first terminal of the energy storage device when the latching circuit is in a closed configuration, and a contactor circuit electrically coupled to an operational switch of the latching circuit, the contactor circuit comprising a capacitor to store charge and a microcontroller to monitor an electrical property of the energy storage device to determine if a short circuit occurs and, if a short circuit does occur, cause the capacitor to discharge to the operational switch of the latching circuit to cause the latching circuit to transition to the open configuration.

Abstract: In an embodiment, an apparatus includes a plurality of electrical contacts, wherein first and second electrical contacts of the plurality of electrical contacts electrically couple with a charging device; one or more rechargeable batteries configured to be charged from power received, via the first and second electrical contacts, from the charging device; and circuitry configured to obtain battery state information associated with the one or more rechargeable batteries during charging of the one or more rechargeable batteries and generate battery charge rate data based on the battery state information. At least one of the first and second electrical contacts is configured to transmit the battery charge rate data to the charging device, and the battery charge rate data is configured to be used by the charging device to regulate charging of the one or more rechargeable batteries.

Abstract: A charging device for charging an electric vehicle, the electric vehicle comprising at least one electrical energy consumer member and at least one energy storage member in order to enable the electric vehicle to travel within a transport space in which the charging device is located, the charging device being configured to charge the energy storage member of the electric vehicle, when the electric vehicle is proximate to the charging device, the charging device includes: an energy storage device; a voltage regulator; and a connection device; the connection device being configured to electrically connect the energy storage device of the charging device, via the voltage regulator, with the energy storage member of the electric vehicle and to transfer at least partially the electrical energy stored by the energy storage device of the charging device toward the energy storage member of the electric vehicle.

Abstract: A vehicle includes a low-voltage battery, a high-voltage battery, and a converter that decreases voltage provided from the high-voltage battery to the low-voltage battery. A system controller of the vehicle is programmed to use the converter, in a key-off cycle, to charge the low-voltage battery a calibrated number of times that the low-voltage battery drops below a predefined state-of-charge threshold, and send a wireless notification a subsequent time the low-voltage battery drops below the threshold. A notification is sent to a predefined contact address when a periodically computed state of charge of a low-voltage battery of a vehicle falls below a predefined threshold. Using a converter, voltage provided from a high-voltage battery of the vehicle to the low-voltage battery is decreased to charge the low-voltage battery responsive to receipt from the contact address of a response indicating approval of the charge.

Abstract: A method and apparatus for automatically charging an electrically powered vehicle are provided. The apparatus comprises a sensor for sensing proximity or presence of the vehicle, and one or more chargers for automatically coupling with corresponding receptacles of the vehicle and charging an onboard electrical storage device (e.g., a battery). The vehicle may be driven to or parked in a position that automatically couples the apparatus and vehicle as needed, or the apparatus may include locomotion means (e.g., wheels, tracks, rails) for moving along one or more axes of movement. The degree of coupling may depend on the type of charger to be engaged—such as direct contact for conductive and inductive chargers, or close proximity for a near-field charger. The apparatus may also include manual controls for moving/operating the apparatus, a processor for controlling operation of any element(s) of the apparatus, and/or other components.

Abstract: A hybrid vehicle battery system that comprises a plurality of cells that are electrically coupled to an electric motor of the vehicle is provided, the electric motor being mechanically coupled to a drive system of the vehicle. The battery system is configured to: determine a voltage requirement of the battery system at least partially based on a current operating mode or an anticipated operating mode; and adjust the configuration of the cells in order to increase or decrease the voltage of the battery system according to the requirement. A method of operating a hybrid vehicle is also provided.

Abstract: Systems and methods for operating an add-on battery that may be electrically coupled to a second system that includes an electrical energy storage device are presented. In one example, the systems and methods provide for extending operation of the second system via selectively powering the second system via the add-on battery in response to operating conditions of the second system.

Abstract: A wireless charging system for charging a battery may include wireless charging circuitry based on inductive coupling, where the wireless charging circuitry includes: control circuitry for adaptively charging or charging a battery/cell; and an output of the charging circuitry configured to apply an adapted, unregulated current and/or voltage to the battery. In certain embodiments, the adaptation of the unregulated current and/or voltage is based on the charging and/or operating conditions of the battery.

Abstract: Provided is an energy storage device state estimation device (100) for estimating a state of an energy storage device (200) at a predetermined point of time. The energy storage device state estimation device (100) includes: a history acquisition part (110) configured to acquire a charge-discharge history of the energy storage device (200) up to the predetermined point of time; a deterioration value estimation part (130) configured to estimate a time dependent deterioration value and a working electricity dependent deterioration value of the energy storage device (200) at the predetermined point of time using information about time dependent deterioration and information about working electricity dependent deterioration corresponding to the charge-discharge history; and a state estimation part (140) configured to estimate a state of the energy storage device (200) at the predetermined point of time using the time dependent deterioration value and the working electricity dependent deterioration value.

Abstract: A system for charging a battery within an at least partially electric vehicle. The system includes a charging device wherein the charging device configured to electrically connect to the at least partially electric vehicle and charge at least one battery by a predetermined amount. The system also includes a network configured to determine the location of the charging device.

Abstract: A method and apparatus to reliably detect failure in a voltage sensor which detects battery voltage, without erroneous determination, is provided. A current sensor detects charge/discharge current of a battery. The method comprises calculating a charge/discharge current change amount based on the current detected by the current sensor. A voltage sensor detects voltage of the battery. The method also comprises calculating a voltage change amount based on the voltage detected by the voltage sensor. If the charge/discharge current change amount is equal to or greater than a predetermined value and the voltage change amount is smaller than a failure determination value, it is determined that the voltage sensor has failed.

Abstract: A charge calculation apparatus, system and method allow for a controller to administer an electric power charging operation to one or more client devices, such as an electric vehicle. The vehicle provides its ID to the controller, which in turn calculates a tax according to the vehicle making the request, and other factors such as taxing jurisdiction, amount of electricity used, timing, etc. By controlling the charging operation in this way, the taxing authorities are able to collect tax revenue for use in maintaining roads from the users of those roads by monitoring which vehicles are using electricity to operate the vehicles on the roads. By keeping track of the vehicle's movement within different tax jurisdictions, the tax may be apportioned amongst the different taxing authorities.

Abstract: A vehicle driven by an electric motor includes a drive unit (16) with at least one electric motor (18), with at least one energy storage device (22) permanently installed in the vehicle and an actuating unit (24) for controlling the flow of energy between the at least one electric motor (18) and the at least one energy storage device (22) permanently installed in the vehicle. An interface (30) has with at least one terminal area (32, 34, 36) for a replaceable energy storage device (38, 40).

Abstract: An energy storage apparatus includes a plurality of energy storage devices connected in series, a voltage detection unit configured to detect voltage of each of the energy storage devices, and a monitoring unit configured to monitor the plurality of energy storage devices. The monitoring unit determines a state of the energy storage apparatus in accordance with average cell voltage or an average SOC of the plurality of energy storage devices and minimum cell voltage of the plurality of energy storage devices.

Abstract: A method and system manages a load supplied by a converter that is supplied by a battery including modules that can be switched, a capacitor being placed between the battery and the converter. The method includes detecting a switching command, supplying, via the converter, a lower power to the load when the switching command is detected, carrying out the switching, and supplying, via the converter, a normal power to the load when the switching is carried out.

Abstract: A battery state estimation apparatus estimates a state of a secondary battery based on a battery model thereof. The battery model includes a DC resistance model, a reaction resistance model, and a diffusion resistance model. The apparatus includes a DC information storage section which stores information on the DC resistance related to temperature of the secondary battery, a reaction information storage section which stores information on the reaction resistance parameter related to the temperature, a diffusion information storage section which stores information on each of the first and second parameters related to the temperature, and a state estimation section which calculates the DC resistance, the reaction resistance parameter, and the first and second parameters from the stored information, by using the temperature as input, and estimates the state of the secondary battery based on the DC resistance, reaction resistance parameter, and first and second parameters.

Abstract: A resident remotely operated vehicle may be deployed subsea by deploying a remotely operated vehicle (ROV) (200) configured to be disposed and remain resident subsea for an extended time where the ROV comprises an ROV electrical power connector port (202) to be operatively connected to an electrical power supply (700) dedicated to the ROV. An RTMS configured to be disposed subsea for an extended time is also deployed subsea (210), typically proximate the ROV. A subsea docking hub subsea is also deployed subsea proximate the RTMS and operatively connected to the ROV and the RTMS. In addition, an umbilical is connected from the subsea docking hub to a subsea structure and a signal supplied from the subsea structure to the ROV.

Abstract: A triggerable power transmitter for power transmission from a primary coil to an inductively coupled secondary coil in a power receiver has a primary coil; a driver for electrically driving the primary coil; a probing coil receives analog signals indicative of resonance properties of the primary coil; analog filters may be used to filter frequencies, and a processor capable of generating digital information in response to the analog signal and determining if said primary coil is coupled to a secondary coil based on the digital information, and triggering power from the primary coil to said secondary coil when said primary coil is inductively coupled to said secondary coil. A resistor may be selectably connected in series with the primary coil and shorted out when power is transmitted.

Abstract: An exemplary charging system includes, among other things, a charger that conveys energy wirelessly to an electrified vehicle when the charger is disposed against a surface of the electrified vehicle. The energy is used to charge a traction battery of the electrified vehicle. An exemplary charging method includes, among other things, conveying energy wirelessly from a charger to an electrified vehicle to charge a traction battery of the electrified vehicle. The charger is disposed against a surface of the electrified vehicle during the conveying.

Abstract: A method is disclosed for operating an electrical system of a motor vehicle, said electrical system comprising a first power source for providing an operating voltage for at least one partial onboard network of the electrical system and at least a second power source, wherein an electrically conductive connection of the first power source to the electrical system is monitored for an intentional interruption and, in the event of a detected intentional interruption of the electrically conductive connection, the at least one second power source of the electrical system is separated therefrom or deactivated. A motor vehicle with an onboard electrical system and a control device, for execution of the method, are also disclosed.

Abstract: A circuit system includes a battery management system, a first switch unit and a controller. In a first state, the first switch unit conductively connects a first energy source to the battery management system, and in a second state it interrupts the energy supply of the battery management system from the first energy source. The controller controls the first switch unit.

Abstract: The disclosed embodiments provide a system that manages use of a battery corresponding to a high-voltage lithium-polymer battery in a portable electronic device. During operation, the system monitors a cycle number of the battery during use of the battery with the portable electronic device, wherein the cycle number corresponds to a number of charge-discharge cycles of the battery. If the cycle number exceeds one or more cycle number thresholds, the system modifies a charging technique for the battery to manage swelling in the battery and use of the battery with the portable electronic device.