Abstract: Devices and methods for controlling a power supply of a wireless power transmitter based on the request of a wireless power receiver are disclosed. One embodiment provides a wireless power receiver. The wireless power receiver includes a power receiver circuit configured to receive power from a wireless power transmitter at a level sufficient to power or charge a load. The wireless power receiver also includes a processor circuit configured to adjust a level of the received power being provided to the load based on a change in a level of received power to be requested to the wireless power transmitter. The processor circuit is further configured send to the wireless power transmitter the request to change the level of the received power to a first different level.

Abstract: A portable information handling system battery module has a self-contained housing having a battery charger, integrated rechargeable batteries and plural ports to transfer power, such as USB Type C ports having bi-directional power transfer capability. A cable couples first battery module port to a portable information handling system port to provide power to the portable information handling system and accept power from the portable information handling system. Plural additional battery modules daisy chain to the first battery module to accept power from and provide power to the portable information handling system. Power transfer is coordinated with communications through the ports, such as by a USB power transfer protocol supported at the information handling system and each battery module.

Abstract: A contactless power transfer system includes a power transmission device and a power receiving device. A second electronic control unit of the power transmission device is configured to determine whether a series of manipulations including severing connection between the power transmission device and the power supply via the power supply cable, and then connecting the power transmission device with the power supply again via the power supply cable, are performed. The second electronic control unit is configured to send a predetermined signal to the power receiving device when the second electronic control unit determines that the series of manipulations are performed. A first electronic control unit of the power receiving device is configured to generate a command for start of power transmission to the power transmission device, irrespective of the time schedule, when the first electronic control unit receives the signal.

Abstract: A method of monitoring a backup battery for a magnetic bearing centrifugal compressor. The method includes: establishing threshold voltage values applicable to the battery backup battery level; monitoring the actual voltage of the battery backup; comparing the actual voltage of the battery backup to the threshold voltage; initiating a soft shutdown of the magnetic bearing centrifugal compressor if the magnetic bearing centrifugal compressor is operating and the actual voltage is below the threshold voltage for a defined period of time; preventing the magnetic bearing centrifugal compressor from starting if the magnetic bearing centrifugal compressor is not operating and the actual voltage is below the threshold voltage; or allowing the magnetic bearing centrifugal compressor to continue operation or begin operation if the actual voltage is greater than the threshold voltage.

Abstract: A hydrogen filling method for a fuel cell vehicle includes filling a hydrogen tank of the fuel cell vehicle with hydrogen using a hydrogen dispenser by sequentially using a low-pressure storage tank of the fuel cell vehicle, a medium-pressure storage tank of the fuel cell vehicle, and a high-pressure storage tank of the fuel cell vehicle.

Abstract: A system configured to receive and automatically analyze various types of information, including, without limitation, information from energy generators, information from non-generation resources, information on the facility status, information on user behavior, information on user's short-term energy needs (e.g. over-ride any algorithm due to immediate charging need), information on renewable generation, including, without limitation, solar, wind, biomass and/or hydro, and information on environmental conditions including, without limitation, barometric pressure, temperature, ambient light intensity, humidity, air speed, and air quality.

Abstract: A state estimation device includes: a voltage detecting unit that detects voltages of energy storage devices; and an estimating unit that estimates a charge amount difference between at least two of the energy storage devices. At a reference time point T0 during constant current charging, the estimating unit performs: specific voltage setting for setting, as a specific voltage V0, a voltage of a low-voltage energy storage device at the reference time point T0; time obtaining for obtaining a time point at which a voltage of a high-voltage energy storage device reaches the specific voltage V0; and charge amount difference estimating for estimating the charge amount difference between the at least two energy storage devices based on the reference time point T0, the time point obtained in the time obtaining process, and a current flowing through the plurality of energy storage devices during the constant current charging.

Abstract: The present disclosures relates to an apparatus and a method for detecting power abnormality of an engine-type forklift truck, and the apparatus for detecting power abnormality of an engine-type forklift truck includes: a power supply unit including a pair of batteries so as to supply power to an electric device included in an engine-type forklift truck; an engine control unit (ECU) which receives power from the power supply unit; an equalizer which is provided between the power supply unit and the ECU so as to maintain a voltage balance between the pair of batteries and adjust a voltage of power supplied to the ECU; and an abnormality detecting unit which compares a voltage input from the pair of batteries with a voltage input from any one of the pair of batteries, and detects abnormality in the voltage balance.

Abstract: Provided is a battery device having high overcurrent detection current accuracy that suppresses increases in a resistance value of a charge/discharge path and in a manufacturing cost. A first charge/discharge control device is configured to monitor a charge/discharge current with a voltage generated across both ends of a charge/discharge control switch, and a second charge/discharge control device is configured to monitor the charge/discharge current with a voltage generated across both ends of a current sensing resistor. A field effect transistor forming the charge/discharge control switch is selected based on a desired ON resistance value. The charge/discharge control switch of the first charge/discharge control device includes a field effect transistor having the desired ON resistance value, and a charge/discharge control switch of the second charge/discharge control device includes a field effect transistor having an ON resistance value other than the desired ON resistance value.

Abstract: A method for producing a battery includes providing a battery having a positive electrode, a negative electrode, and an electrolyte that includes a solvent and a salt. The capacity of the negative electrode is less than that of the positive electrode and the negative electrode includes an active material having an average potential versus a lithium reference electrode of greater than approximately 0.2 volts. The method also includes applying an initial charge to the battery at a voltage that is greater than a fully charged voltage of the battery for a sufficient amount of time to cause at least a portion of the solvent to undergo a reduction reaction. The step of applying an initial charge to the battery acts to increase the irreversible capacity loss of the battery during the initial charge and provides the battery with enhanced tolerance to deep discharge conditions.

Abstract: The invention substantially relates to a method, wherein operational control parameters and/or control limits, which are to be conveyed using communications technology, are determined on the operator side for each of the distributed storage devices in such a way that a specific cost function is minimal for all of the distributed storage devices on the basis of locally measured variables determined at the respective storage device and transmitted to the operator and on the basis of installation-dependent control limits stored locally in each case and which are also transmitted to the operator, and wherein the operational control parameters and/or control limits, which are to be conveyed using communications technology, are transmitted from the operator side to the corresponding distributed storage devices and implemented there.

Abstract: The present invention provides an electronic device and a state control method. The electronic device includes a display unit having a display state and a turn-off state; a processing unit having an operating state and a sleep state; and a touch sensing unit configured to overlap the display unit, wherein the touch sensing unit detects a first input, which is independent of the states of the processing unit and the display unit. The first input is a touch input, and the touch sensing unit triggers the processing unit and the display unit to perform state switching according to the first input.

Abstract: A system includes a local social media context server aboard a vehicle, the local social media context server including logic to implement a local social media context for a passenger aboard the vehicle, the local social media context being configured with a duration commensurate with a duration of a trip by the passenger on the vehicle; an antenna coupled to the local social media context server; and logic to prioritize content posted to the local social media context by the person for promotion to the person's global social media context.

Abstract: An auxiliary current amount that is used in an auxiliary that is mounted in a vehicle is calculated. A stop time ratio of the vehicle is calculated based on a running history of the vehicle, and an estimated stop time of the vehicle that is estimated based on the stop time ratio is calculated. An SOC threshold is set based on an estimated consumption current amount that is obtained from the estimated stop time and the auxiliary current amount. A generator that is mounted in the vehicle is operated such that a value of a storage state of the battery recovers to become larger than the SOC threshold when the value of the storage state of the battery is smaller than the SOC threshold.

Abstract: Systems and methods for optimal planning and real-time control of energy storage systems for multiple simultaneous applications are provided. Energy storage applications can be analyzed for relevant metrics such as profitability and impact on the functionality of the electric grid, subject to system-wide and energy storage hardware constraints. The optimal amount of storage capacity and the optimal operating strategy can then be derived for each application and be prioritized according to a dispatch stack, which can be statically or dynamically updated according to data forecasts. Embodiments can consist of both planning tools and real-time control algorithms.

Abstract: A vehicle-side executes a program including the steps of, if setting information is input, storing a charging schedule, and if a prescribed period of time has passed, performing an update process, performing a notification process, and if a charging cable is being connected, performing a reservation charging process.

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.

Abstract: A system and method for individually discharging battery cells in a high voltage vehicle battery. The system includes a battery controller that monitors and controls the state-of-charge of each of the battery cells and a cell balancing circuit for maintaining the charge of the cells substantially equal. The controller receives a signal from a vehicle crash detector indicating that the vehicle has been in a crash, and in response instructs the cell balancing circuit to discharge all of the battery cells.

Abstract: A charging station for a battery powered biopsy apparatus includes a charging dock having a housing and a charging unit contained in the housing. The charging unit has a set of electrical contacts. The housing is received in a first cavity of a driver assembly with the electrical contacts being coupled in electrical communication with the driver assembly when the driver assembly is mounted on the charging dock for charging. The charging unit provides a signal to the driver assembly to reset the driver assembly to an initialized state when the driver assembly is mounted to the charging station.

Abstract: The present invention provides a novel method for charging silver-zinc rechargeable batteries and an apparatus for practicing the charging method. The recharging apparatus includes recharging management circuitry; and one or more of a silver-zinc cell, a host device or a charging base that includes the recharging management circuitry. The recharging management circuitry provides means for regulating recharging of the silver-zinc cell, diagnostics for evaluating battery function, and safety measures that prevent damage to the apparatus caused by charging batteries composed of materials that are not suited for the charging method (e.g., non-silver-zinc batteries).

Abstract: A battery management system (BMS) and a method of controlling the same are disclosed. In one embodiment, the BMS includes a reference setup unit configured to set a charge completion value used to calculate a state of health (SOH) of the battery, wherein the battery comprises one or more battery packs each including a plurality of battery cells, and a charge amount calculation unit configured to calculate an amount actually charged in the battery from a first point in time when charging of the battery begins to a second point in time when the battery charging actually reaches the charge completion value. The BMS may further include an SOH calculation unit configured to calculate the SOH of the battery based on a ratio of i) the actual charge amount to ii) a preset charge amount expected to be charged from the first time point to the second time point.

Abstract: The charging of an electric vehicle connected to a charging station is initiated. When a state of charge of the vehicle reaches a minimum state of charge, the charging is halted. The minimum state of charge is less than the full charge capacity of the vehicle. A time for reinitiating the charging is determined. The charging of the vehicle is reinitiated at the determined time.

Abstract: Internal shorts and other failures in lithium-ion battery cells may be detected during balancing of the battery cells. A counter may be used to detect when a battery cell is behaving differently than other battery cells by balancing more or less frequently. The counter may increment each time a battery cell is balanced to the other battery cells. A misbehaving battery cell may be flagged, when the counter exceeds a threshold value, for safety checks before an overheating event occurs. This misbehaving battery cell may be faulty due to an internal short. If the faulty battery cell is not corrected by replacement with a different battery cell or corrected by a user resetting the counter, the misbehaving battery cell may be disconnected to prevent the overheating event.

Abstract: An electric power tool is included in a plurality of types of electric power tools. The plurality of types of electric power tools comprise a plurality of types of battery packs having different rated output voltages and a plurality of types of tool bodies, the housings of which are equipped with an attached part on which each of the battery packs is mounted in a freely removable manner. The attached part possessed by the plurality of types of tool bodies equipped with motors having different voltage characteristics is formed so as to be able to mount an arbitrary one of the plurality of types of battery packs having different rated output voltages. This makes it possible to widen the range of available battery packs and enhance convenience.

Abstract: The present inventions, in one aspect, are directed to techniques and/or circuitry to adapt the charging of a battery using data which is representative of an overpotential or relaxation time (full or partial) of the battery. In another aspect the present inventions are directed to techniques and/or circuitry to calculate data which is representative of an overpotential or relaxation time (full or partial) of the battery. In yet another aspect the present inventions are directed to techniques and/or circuitry to calculate data which is representative of a state of charge of the battery using an overpotential or relaxation time (full or partial) of the battery.

Abstract: A device charging system that uses the fact that individual devices do not need to be continuously charged for an extended charging period in order to be fully charged at the end of the period. With automatic timing and switching, different devices can be charged at different times during the charging period with the result that all the devices are fully charged at the end of the period. Several charging power boxes that fit into one or more charging cabinets that are controlled by one or more timers. Each charging power box also includes a heat sensor and circuit breaker. User appliances or electronic devices can be stacked in the cabinets, plugged into numerous outlets available on the charging power boxes and then locked inside the cabinet for overnight charging and security. Any abnormal rise in temperature within the cabinet can shut down the entire charging process.

Abstract: An operating machine includes: a charging time estimation unit that estimates a first estimated charging time required to restore a capacity of a first battery from a first estimated residual capacity to a target capacity value of the first battery and a second estimated charging time required to restore a capacity of a second battery from a second estimated residual capacity to a target capacity value of the second battery; a capacity management implementation unit that implements capacity management on the first battery and the second battery such that the first battery is charged for the first estimated charging time and the second battery is charged for the second estimated charging time; and a discharge amount limitation unit for limiting a discharge amount of the second battery during an idling stop so that a residual capacity of the second battery after discharge is maintained at or above a set value.

Abstract: A method for controlling battery recharging process is provided for an electronic device equipped with a battery. The method comprises entering a recharging smart mode. In the recharging smart mode, an actual capacity rate of the battery is determined. In the recharging smart mode, according to the actual capacity rate of the battery, a rechargeable capacity rate of the battery is changed. When the actual capacity rate is larger than a first capacity threshold value for a first predetermined time interval, the rechargeable capacity rate of the battery is decreased.

Abstract: A system and method to initiate a housekeeping operation at a mobile device is disclosed. In a particular embodiment, a method at a mobile device includes modifying a scheduled housekeeping operation in response to determining that the mobile device is in a charging mode.

Abstract: An electric power generation control system for a vehicle, which enables generation of electric power by a generator as much as possible while preventing an electrical component from being overheated by power generation by the generator. The electric power generation control system selectively switches a mode of the generator between first and second modes in which an instruction voltage is higher and not higher than an allowable voltage of a wire harness, respectively. A counter value is counted up in the first mode and down in the second mode. When the counter value has reached a higher limit value, the first mode is inhibited and the power generation mode is set to the second mode. This increase the proportion of an execution time period of the first, and accordingly, when a possibility of overheating the wire harness becomes high, the instruction voltage is lowered.

Abstract: The charging of an electric vehicle connected to a charging station is initiated. When a state of charge of the vehicle reaches a minimum state of charge, the charging is halted. The minimum state of charge is less than the full charge capacity of the vehicle. A time for reinitiating the charging is determined. The charging of the vehicle is reinitiated at the determined time.

Abstract: The method for charging or discharging a battery comprises measurement of the voltage at the terminals of the battery and comparison of the measured voltage with an end of charging or discharging voltage threshold. The method also comprises measurement of a temperature representative of the temperature of the battery and measurement of the current flowing in the battery to form a pair of measurements. The voltage threshold is then determined according to the pair of measurements. Charging or discharging of the battery is stopped when the voltage threshold is reached.

Abstract: A method for producing a battery includes providing a battery having a positive electrode, a negative electrode, and an electrolyte that includes a solvent and a salt. The capacity of the negative electrode is less than that of the positive electrode and the negative electrode includes an active material having an average potential versus a lithium reference electrode of greater than approximately 0.2 volts. The method also includes applying an initial charge to the battery at a voltage that is greater than a fully charged voltage of the battery for a sufficient amount of time to cause at least a portion of the solvent to undergo a reduction reaction. The step of applying an initial charge to the battery acts to increase the irreversible capacity loss of the battery during the initial charge and provides the battery with enhanced tolerance to deep discharge conditions.

Abstract: Disclosed is a portable terminal, a battery pack and an apparatus for controlling a battery unit. The battery pack includes k battery units, wherein k is an integer of 2 or more; a power supply control unit that conducts control operation such that at least one of the k battery units supplies a power to a load by a time period, and other battery units except for the at least one are in an idle state in a whole or part of the time period.

Abstract: Exemplary embodiments are directed to wireless power transmission scheduling. A method may include scheduling for transmission of wireless power to one or more chargeable devices of the plurality of chargeable devices positioned within a charging region of a wireless charger based on at least one attribute associated with at least one of the wireless charger and at least one chargeable device of the plurality of chargeable devices.

Abstract: A mobile terminal including a battery; a wireless communication unit configured to provide wireless communication; a memory configured to store at least one user battery charging pattern previously used for charging the battery; and a controller configured to start a charging of the battery, estimate a battery charging stop time based on the stored user battery charging pattern, and control the charging speed of the battery to complete charging of the battery before the estimated battery charging stop time.

Abstract: A master controller of a battery charge and discharge control apparatus is a device performing charge and discharge control on a group of a predetermined number of battery arrays, the battery arrays being connected together in parallel. The master controller acquires an entire charge or discharge instruction intended for the entire battery array group, starts charging or discharging each of the battery arrays at a uniform charge or discharge power value, acquires a charge or discharge status of each of the battery arrays after the beginning of the charge or discharge and compares the charge or discharge status with a predetermined charge or discharge set value for the entire battery array group, and changes the charge or discharge power value of each of the battery arrays based on a result of the comparison.

Abstract: Disclosed is charging safety control system for a fuel-cell vehicle. In particular, a charging switch is provided in a fuel-cell vehicle to be manipulated in hydrogen charging as well as a vehicle speed detector for detecting a current vehicle speed. A controller within the vehicle is configured to receiving a signal corresponding to on/off-manipulation of the charging switch and a detected current vehicle speed and control the ignition of the vehicle based thereon. Particularly, the controller is configured to switch off the ignition of the vehicle upon receiving the on-manipulation signal of the charging switch, and upon determining that the vehicle is stopped based on the current vehicle speed.

Abstract: There is provided a charging apparatus including a connection unit to which a device is to be connected, a charging unit for charging the device connected to the connection unit, a history acquisition unit for acquiring a history of content use stored in the device, a timing prediction unit for predicting a timing of use of the device based on the history of content use acquired by the history acquisition unit, and a charge control unit for controlling the charging unit such that the device connected to the connection unit becomes fully charged at a timing suitable for the timing predicted by the timing prediction unit.

Abstract: The present invention discloses a charger (10) for blocking power when charging a battery (21). The charger includes a charging voltage generating unit (15) that generates a charging voltage for charging a battery.

Abstract: An electronic device having a charging function is provided. The electronic device includes a conversion unit for converting an Alternating Current (AC) voltage to a Direct Current (DC), a first charging unit for generating a first charging voltage or current using the DC voltage, and an output unit for providing the DC voltage and the first charging voltage or current to an external device. Various other implementations are possible.

Abstract: A transcutaneous charging device for charging an implant comprising: a power input; a conversion circuit to convert power from said power input to transcutaneously charge said implant; a control; and an indication element; wherein said control is programmed to initiate an indication using said indication element when it is time to charge said implant.

Abstract: The present invention provides a battery management device and a portable computer, the battery management device is for managing the rechargeable battery provided in a portable computer, the portable computer is provided with a charge circuit for charging a battery, the battery management device comprises: a discharge circuit for discharge the battery; a acquiring module for acquire the mode determining parameter; a first determining module for judging whether the battery storage mode is entered according to the mode determining parameter; a first control module for controlling the charge circuit or the discharge circuit to control the amount of electrical charge of the battery so that the amount of electrical charge of the battery is lower than the second amount of electrical charge threshold in the battery storage mode; the performance of the battery when deposited with the amount of electrical charge lower than the second amount of electrical charge threshold is better than the performance when deposited

Abstract: A charger circuit comprising: a charging path coupled between an input voltage and a battery; a power switch on the charging path; a switch control circuit controlling the power switch; a timer counting a charging period; and a low current control circuit issuing a signal to the switch control circuit to control the power switch such that a charging current is maintained to be a predetermined low current when the timer counts to a predetermined maximum charging period.

Abstract: An automated power reporting system is provided in one aspect. The system includes one or more devices that can report or transmit power status information over a bus or network. A protocol component utilizes a generalized protocol to process or convert the power status information over the network in order to facilitate power management operations for a plurality of devices. In this manner, devices that send power information can interact and exploit personal computing resources in order to better help users manage limited power resources for their respective devices.

Abstract: A method and apparatus comprising a switch and a charging management module. The switch is configured to control an electrical connection between a charging device for a battery and a power source. A current flows from the power source through the charging device to the battery to charge the battery when the electrical connection is present between the charging device and the power source. The charging management module is configured to identify a period of time for charging the battery and to control the switch to electrically connect the charging device for the battery to the power source during the period of time identified for charging the battery.

Abstract: Provided is an information processing device capable of easily determining the number of times of charge/discharge of each of a plurality of secondary battery packs, the information processing device including a charge/discharge execution unit (21, 22, 23) having the following configuration.

Abstract: An apparatus and method for configuring an electrical extension device, including measuring an electric current level being drawn from at least one of a plurality of electrical plugs by at least one of a plurality of loads; comparing the electric current level with a threshold to derive a comparison; and determining whether or not to charge the at least one of the plurality of loads based on the comparison. Additionally, the apparatus and method is for charging each of the at least one of the plurality of loads, wherein the charging is associated with a time duration, determining a charging state of one of the at least one of the plurality of loads and/or terminating the charge to the one of the at least one of the plurality of loads if the charging state indicates that it is at a fully charged capacity.

Abstract: A hybrid vehicle is configured to be capable of traveling with fuel and electric power serving as energy sources. A charger receives electric power from an external power supply connected to a charging port to charge a power storage device. An ECU calculates a distance traveled per unit amount of electric power supplied from the external power supply by the charger and a distance traveled per unit amount of fuel consumed by an engine. A notification unit notifies a user of each distance traveled, as calculated by the ECU.

Abstract: Techniques are described herein that are capable of increasing efficiency of wireless power transfer. A wireless power transfer system includes features that allow the system to be deployed in public spaces such as airports or in commercial establishments such as restaurants or hotels to allow a user to recharge one or more portable electronic devices while away from home. To accommodate wireless recharging of a variety of device types and states, the system may receive parameters and/or state information associated with a portable electronic device to be recharged and may control the wireless power transfer in accordance with such parameters and/or state information. For instance, the system may increase efficiency of the wireless power transfer based on such parameters and/or state information. The system may also provide a secure and efficient means for obtaining required payment information from the user prior to the wireless power transfer, thereby facilitating fee-based recharging.