About 215 results
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https://drivepatents.com/patents/991880 · 10 Apr 2013
A voltage detection section 10 comprises an A/D converter section 13 that outputs an A/D detection voltage value (Vad) for batteries 2[i] and voltage level determination sections 16[i] that output a level determination signal, which are the results of comp...
https://drivepatents.com/patents/985512 · 20 Mar 2013
The device has a high-voltage battery (HV-bat) and a high-voltage component (HV-komp), for example in the form of an inverter, where the high-voltage component is connected with the battery terminals over a switchable sliding valve (S-main plus,S-main minu...
https://drivepatents.com/patents/986022 · 20 Feb 2013
A system (100) and method for notifying a designated party when an electric vehicle charging operation is unexpectedly disrupted is provided. The system (100) monitors the connection between the electric vehicle and the external battery pack charging sourc...
https://drivepatents.com/patents/993285 · 30 Jan 2013
Provided is a grounding structure of a high voltage secondary battery (10) for a vehicle capable of securing stable ground potential of various electric devices included in the vehicle and reducing a risk factor that may be generated due to a potential dif...
https://drivepatents.com/patents/994477 · 2 Jan 2013
A reduction in breakdown voltage and mechanical deterioration of an electrode plate of a rechargeable battery are suppressed, and a charging time is shortened. [0002] There is provided a charger 10 which charges a rechargeable battery, comprising: a first ...
https://drivepatents.com/patents/994430 · 2 Jan 2013
Disclosed is a vehicle state monitoring system in which, when a vehicle (2) has been in a driving stopped state for a reference duration or more, a message is sent to a contact address associated with a vehicular identifier of the vehicle (2). The timing f...
https://drivepatents.com/patents/995771 · 28 Nov 2012
In a battery system of the invention, a BMS calculates a maximum charge rate representing a maximum value from present charge rates of plurality of secondary batteries constituting an assembled battery and a minimum charge rate. Then, the BMS generates a n...
https://drivepatents.com/patents/996475 · 31 Oct 2012
To provide a safety device of a battery temperature control system for an EV or an HEV capable of preventing an electric shock due to the electrical conduction across terminals of batteries in the event of a vehicle collision. A safety device used in a tem...
https://drivepatents.com/patents/996430 · 31 Oct 2012
A system for monitoring operation of an electric vehicle charging station is provided. The system includes a battery charger configured to couple to a device for supplying current to the device, a current sensor coupled to the battery charger for measuring...
https://drivepatents.com/patents/997367 · 10 Oct 2012
Disclosed is a method for managing how to charge secondary batteries of work vehicles, the method involving: a step of acquiring the remaining battery levels of secondary batteries each supplying power to a plurality of work vehicles; a step of calculating...