About 45 results
https://drivepatents.com/patents/1000512 · 11 Jul 2012
A fuel cell power generation system of the present invention includes: a fuel cell (3); a fuel gas supply mechanism (10); an oxidizing gas supply mechanism (11); an electric power output unit (18); a cooling mechanism (12); and a controller (20) configured...
https://drivepatents.com/patents/1000998 · 27 Jun 2012
There is provided an electricity storage system (10) which comprises an electricity storage device (30), a charge and discharge switch device (60) which is placed connected to the electricity storage device (30), a control block (80) which is a charge and ...
https://drivepatents.com/patents/1003216 · 18 Apr 2012
The control device (20) has an electrical connector for connecting to a local accumulator (30), and another electrical connector for connection to a remote standby electric supply device. A control unit measures the environmental parameter through an elect...
https://drivepatents.com/patents/1004528 · 7 Mar 2012
A capacitor charge control assembly (200) for use with a circuit protection device (100) that includes at least one activation capacitor (122), including at least one input device (110, 112) configured to receive first and second user inputs, and a linkage...
https://drivepatents.com/patents/1005068 · 22 Feb 2012
A power supply device includes battery units 10. Each unit 10 includes a battery block 2, a voltage detector 4, a power supply circuit 5, and a disconnection detector 8. The block 2 includes serially-connected battery cells 3. The voltage detector 4 detect...
https://drivepatents.com/patents/1005555 · 8 Feb 2012
Disclosed are a method and an apparatus for detecting abnormality of a current sensor operative to measure a charge or discharge current of a battery pack. The method comprises measuring current and voltage of the battery pack; and detecting abnormality of...
https://drivepatents.com/patents/1006243 · 11 Jan 2012
Provided are a battery pack having boosting charge function and a method thereof, which shorten a boosting charge time. The battery pack includes at least one battery cell, a current amplifying unit, and a pulse charge unit. The current amplifying unit is ...
https://drivepatents.com/patents/1007890 · 9 Nov 2011
The method involves measuring parameters of cells (2a-2n) of a battery (1), and synchronously transmitting the parameters to a central monitoring unit (4) using pulse-width modulated signals. The signals are added in the monitoring unit, and steps in the a...
https://drivepatents.com/patents/1008748 · 12 Oct 2011
According to an embodiment of the present invention, an operating method of a fuel cell includes: an operating method of a fuel cell system, including: operation starting step without supplying fuel generating electricity at a predetermined voltage while s...
https://drivepatents.com/patents/1010204 · 10 Aug 2011
A battery pack is provided, which can compensate for temperature dependence of voltages measured from a battery cell and applying the same to an analog-to-digital converter. In an embodiment, the battery pack, a diode is formed in a backward direction from...