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9035615 Energy management system  
An energy management system has an integration control portion that performs control to charge a storage battery with a power of such an amount that a power consumption including a power supplied...
9035613 Parallel circuit of accumulator lines  
A circuit for connecting a first accumulator line to a second accumulator line from an accumulator is described. The accumulator is provided for charging and discharging electrical energy via the...
9035614 Assembled battery charging method, charging control circuit, and power supply system  
A method for charging an assembled battery including series circuits connected in parallel, each of the series circuits including series-connected lead storage batteries, using a single charger is...
9030167 Power source apparatus  
A power source apparatus includes first equalizing circuits to control remaining charge capacity variation among a plurality of battery units, and second equalizing circuits to control remaining...
9018909 Battery pack  
A battery pack includes a first battery and a second battery connected electrically in parallel and performing charge and discharge, and a heater generating heat. The first battery can perform...
9007025 Systems and methods for configuring and charging hybrid battery systems  
Systems and methods for simultaneously charging two or more cell strings of a hybrid battery system from a shared input current path to the battery system. An input common charging current may be...
8994340 Cell temperature and degradation measurement in lithium ion battery systems using cell voltage and pack current measurement and the relation of cell impedance to temperature based on signal given by the power inverter  
A method and system for determining the temperature of cells in a battery pack, without using temperature sensors, by measuring the impedance of the cells and using the impedance to determine the...
8994212 Electric power supply apparatus  
A control device of an electric power supply apparatus controls a voltage applied to an inverter to fall within a voltage range between a first voltage that is the voltage of one of a first...
8976498 Field device for determining and/or monitoring a physical or chemical process variable  
A field device for determining and/or monitoring a physical or chemical, process variable in automation technology. The field device comprises: at least one microcontroller; a supply unit of...
8963501 Voltage equalization device, method, program, and power storage system  
A voltage equalization device of a power storage device provided with battery packs in which a plurality of secondary cells are connected, power converters provided in association with the battery...
8933667 Apparatus and method for controlling connection of battery packs  
Disclosed is an apparatus for controlling the connection of a plurality of battery packs including a switching unit provided on a charge/discharge path of each battery pack to selectively open and...
8907597 Battery pack and eletrical transfer apparatus including same  
A battery pack includes: a first battery cell group including at least one high capacity battery cell; and a second battery cell group including at least one high output battery cell and being...
8866442 Method and device for charging rechargeable batteries  
Rechargeable batteries are used as a power supply in the most varied electrical devices. Parallel to this, connections with other energy sources are frequently available, at least for part of the...
8854047 Voltage monitor for monitoring voltage of a battery  
A first monitor circuit 50 and a second monitor circuit 60 each having an identical configuration are provided in a voltage monitor. A threshold switching section 41 switches a threshold of each...
8836275 Charging and discharging management apparatus and mobile terminal  
Embodiments of the present invention disclose a charging and discharging management apparatus and a mobile terminal. The charging and discharging management apparatus may include a charging and...
8836285 Power management system  
Provided is a power management system capable of controlling charge and discharge of storage batteries according to power requirement of load even when handling electric power of large scale. A...
8829855 Power generation system that optimizes the power provided to start a generator  
Some embodiments relate to a power generation system. The power generation system includes a first generator and a first battery charger. The first battery charger is adapted to charge a first...
8823324 Staggered multi-battery battery charging  
A battery charging method includes generating a plurality of charge profiles, each for a different one of a plurality of batteries, wherein a charge profile indicates a charge current as a...
8806238 Rack server system and operation method applicable thereto  
A rack server system and an operating method applicable thereto are provided. The rack server system includes a battery backup unit (BBU) and at least one server. The operating method includes:...
8803479 Hybrid battery and its charging/discharging method  
A hybrid battery and its charging/discharging method automatically charges/discharges batteries having different capacities. The hybrid battery includes a plurality of rechargeable batteries;...
8796994 Control apparatus for secondary battery and control method for secondary battery  
Provided are a control apparatus for a secondary battery and a control method for a secondary battery, which suppress decreases in released power and absorbed power. When a power storage device is...
8788852 System and method for providing power through a reverse local data transfer connection  
A power source device supplies power to a host for charging a finite power source of the host. The power is supplied through an interface connecting the host device. The interface may be a...
8766595 Control of charging stations  
Method and device for controlling charging stations for electrical vehicles. In order to minimize peak power demands in at least two charging stations 10 combined into a group 12, actual charging...
8723474 Electrical vehicle energy system and operating method thereof  
An electric vehicle energy system is provided. The electrical vehicle energy system includes an electrical control unit used for producing the electric vehicle mode according to the external input...
8680814 Battery charger and battery charging method  
Charging is started with charge voltage set to a first voltage value (lower than a normal charge voltage) by a charge voltage change means, the first voltage value being predetermined to ensure...
8643334 Battery balancing circuit and balancing method thereof and battery activation method  
Disclosed is a battery balancing circuit for balancing the voltages of a reference battery module and a detachable battery apparatus, which has a load channel, a charging-discharging channel, a...
8643335 Power supply apparatus  
A power supply apparatus includes: a plurality of power supply units; a positive polarity coupling portion; and a negative polarity coupling portion; each of the power supply units is provided...
8614871 Battery system  
A battery system is disclosed which includes: first and second battery blocks connected in parallel, each including a plurality of batteries connected in series; a battery state detector detecting...
8604754 Universal power interface bus  
A circuit and communication method for charging and/or discharging electrical energy storage devices (e.g., one or more cells of ultracapacitors, one or more cells of batteries, one or more cells...
8598847 Balancing voltage for a multi-cell battery system  
A method for balancing voltage for a multi-cell battery system, in which the battery system includes at least two parallel groups of cells connected in series and in which the parallel group of...
8581551 Power storage apparatus  
A power storage apparatus includes a main power line, a first battery rack connected to an output terminal of the main power line at a first distance from the output terminal, a second battery...
8575896 Parallel battery architecture with shared bidirectional converter  
Some embodiments provide a system that provides a power source. The power source includes a set of cells and a main power bus configured to connect the set of cells in a parallel configuration....
8547066 Method and apparatus for powering an electric hand-held power tool device  
An apparatus for powering an electric hand-held power tool device by an output voltage includes at least two connectors for connecting the apparatus to at least two batteries. At least two...
8497662 Charging device  
A charging device has a charging unit and a control unit. The charging unit charges a battery pack the battery pack being either a first type or a second type of battery pack. The first type of...
8494479 System and method for optimizing power supplies in a wireless transceiver  
Different components in a wireless transceiver are powered using different power supplies. For example, one or more first tasks in the wireless transceiver can be powered with a Galvanic cell, and...
8435656 Secondary battery with protection circuit module  
A secondary battery including a first bare cell, a second bare cell disposed to face at least a portion of the first bare cell, and a protection circuit module including a circuit board having an...
8436580 Battery control circuit  
A battery control circuit includes an electronic switch, first and second diodes, and first and second batteries. A positive terminal of the first battery is connected to a positive terminal of...
8421421 Storage system including a plurality of battery modules  
In a storage system provided with a plurality of storage modules, the rated power consumption can be reduced. The storage system is provided with a charge control unit. The charge control unit...
8410749 Device and method for controlling the charging and discharging of a battery for supplying power from the battery and a fuel cell  
According to one embodiment, a power supply device includes a fuel cell, a battery, a switch, and a controller. The fuel cell supplies electric power to an electronic device provided with a...
8386809 System and method for configuring a power device  
A system and method for directing a user to configure a power device via an alphanumeric user interface is provided. The power device may include data storage storing a plurality of operational...
8324868 Power source with temperature sensing  
A modular and scalable power source can be used to supplement and/or replace existing sources of power. In some embodiments, a DC source can be used to charge a battery in a host system, provide...
8288995 Assembled battery charging method and battery charging system  
The present invention provides a battery charging system that includes: an assembled battery, in which a plurality of secondary batteries are connected in parallel using valve-regulated lead-acid...
8270636 Photon audio amplifier and fiber link for audio systems  
Systems and methods to minimize signal loss and distortions with connections of audio sources and speakers are disclosed. Fiber optic cables are used instead of conventional cables. The audio...
8237400 Modular battery system having battery monitoring and data collection  
Disclosed herein is a modular battery system having at least one subsystem comprising a plurality of battery modules connected in series or parallel, wherein each subsystem preferably having a...
8222865 Hybrid battery pack and methods of charging and discharging the same  
A hybrid battery pack and methods of charging and discharging the same make it possible to manage at least two power sources by one circuit. The hybrid battery pack includes a first power source...
8212412 Energy storage connection system  
A power system for connecting a variable voltage power source, such as a power controller, with a plurality of energy storage devices, at least two of which have a different initial voltage than...
8183818 Switching time control multiplexer system  
A system for energizing an energy storage device includes an electric power source, an energy system in communication with the electric power source, and a switching time control multiplexer. The...
8164306 Battery charge control device and marine vessel including the same  
A battery charge control device for a marine vessel is arranged to control charging of a plurality of batteries, which include a main battery arranged to supply power for operating an engine of a...
8154257 Storage system including a plurality of battery modules  
In a storage system provided with a plurality of storage modules, the rated power consumption can be reduced. The storage system is provided with a charge control unit. The charge control unit...
8143855 Rechargeable split battery system  
A battery system is split into first and second battery subsystems. When the first battery subsystem reaches a first discharge level, the first battery system is decoupled from output terminals of...

Matches 1 - 50 out of 164 1 2 3 4 >