About 250 results
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https://drivepatents.com/patents/959102 · 15 Jul 2015
According to an embodiment, an energy management system includes a client and a server capable of communicating with the client. The server includes an acquisition unit, an estimation unit, a calculation unit and a control unit. The acquisition unit acquir...
https://drivepatents.com/patents/959939 · 24 Jun 2015
According to one embodiment, there is provided a nonaqueous electrolyte battery (20). The negative electrode (4) of the battery (20) includes a negative electrode active material which can absorb and release lithium ions at a negative electrode potential o...
https://drivepatents.com/patents/959900 · 24 Jun 2015
According to an embodiment, a consumed power amount estimation apparatus includes an estimation unit (15) configured to estimate a power amount necessary for an electric vehicle having a similar power consumption tendency to run, based on a parameter used ...
https://drivepatents.com/patents/959837 · 24 Jun 2015
According to one embodiment, based on vehicle information including a battery remaining level, a current location, and a destination for each of a plurality of electric vehicles and facility information including locations of charging facilities for the el...
https://drivepatents.com/patents/960524 · 20 May 2015
According to an embodiment, a battery pack includes a p lurality of battery banks (BT), a BMU (21) detecting and ex ternally outputting voltages and temperatures of the plurali ty of battery cells and a current flowing through each of th e battery banks (B...
https://drivepatents.com/patents/951496 · 25 Mar 2015
According to one embodiment, a battery module (100) including two nonaqueous electrolyte batteries electrically (101), (102) connected in series is provided. Each of the nonaqueous electrolyte batteries (101), (102) includes a positive electrode (3), a neg...
https://drivepatents.com/patents/952117 · 18 Feb 2015
An electric railcar power feeding system in an embodiment includes a power storage device, a rectifier, and an emergency power supply. The power storage device is connected to a feeder line for an electric railcar. The rectifier converts alternating-curren...
https://drivepatents.com/patents/963820 · 21 Jan 2015
As a configuration to perform multilevel control of a voltage, the number of the components is decreased. A power conversion apparatus for a vehicle of an embodiment is provided with a single-phase two-level converter and a single-phase three-level convert...
https://drivepatents.com/patents/964307 · 7 Jan 2015
A rail vehicle (10) comprises: a permanent magnet synchronous motor (3); an inverter (1) for driving the permanent magnet synchronous motor (3); and a vehicle speed sensor (9) for detecting the vehicle speed VTcar. The initial rotational speed Éest0 is es...
https://drivepatents.com/patents/965711 · 31 Dec 2014
A network monitoring apparatus includes: a monitor unit monitoring data transmitted in a network monitoring and controlling an electric power system of a transformer substation; a system fault determination database representing a correspondence between a ...