About 99 results
https://drivepatents.com/patents/998660 · 5 Sep 2012
A method for controlling a secondary battery is provided to correct a remaining capacity management value using an optimal correction method according to an operating condition of the secondary battery and a natural environment. The method includes a first...
https://drivepatents.com/patents/999121 · 22 Aug 2012
A secondary battery charging system (1) includes a secondary battery charging device (3) and a power generation device (2) that generates a charging current. The secondary battery charging device controls the charging a secondary battery (100), which has a...
https://drivepatents.com/patents/999371 · 15 Aug 2012
A controller, a controller network and a method for controlling a charging/discharging that easily make SOC of secondary batteries close to a target value are provided. An ordering index including difference SOCm=SOCt-SOCm between the target value SOCt of ...
https://drivepatents.com/patents/999662 · 8 Aug 2012
A grid-connected power supply system includes a power generation apparatus configured to generate power by using natural energy and connected in parallel to a commercial power grid; a electricity storage device; and a control device configured. The control...
https://drivepatents.com/patents/1000056 · 25 Jul 2012
A power distribution system includes a direct current (DC) power source and an appliance selection unit for selecting one or more appliances that can be operated with an available power of the DC power source. The power distribution system further includes...
https://drivepatents.com/patents/1000480 · 11 Jul 2012
Discloses is an electric energy storage system designed to equally utilize a plurality of electric energy storage ba during charging/discharging, and keep fluctuation of an input voltage from a charger or an output voltage to a load, within an arbitrary ra...
https://drivepatents.com/patents/1000470 · 11 Jul 2012
A DC power distribution system is equipped with a storage device having a first storage battery, which discharges to electrical apparatuses only during power failure, and a second storage battery, which discharges to electrical apparatuses when service is ...
https://drivepatents.com/patents/1000793 · 4 Jul 2012
Provided are a terminal device and a supply current control method which enable reliable charging with a current obtained by power generation. In a terminal device (100), a control unit (107) controls the output current of a generated power supply adjustme...
https://drivepatents.com/patents/1000677 · 4 Jul 2012
An electric power management system is provided which executes charge and discharge control by detecting a state of charge of a storage battery pack with a high precision and controls charging and discharging of a storage battery system (22) comprising a p...
https://drivepatents.com/patents/1000964 · 27 Jun 2012
A method of hot-swapping in a portable electronic device having at least two power sources comprising determining one of the at least two power sources requires replacement; confirming that the portable electronic device is being powered by another of the ...