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Multiplexed modular battery management system for large battery packs

  • US 6,078,165 A
  • Filed: 12/18/1998
  • Issued: 06/20/2000
  • Est. Priority Date: 12/18/1998
  • Status: Expired due to Term
First Claim
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1. An energy management system for monitoring an energy storage device comprising:

  • a plurality of cells forming the energy storage device, each of the cells having a line for communicating a voltage signal;

    a local module connected to the cells of the energy storage device, the local module having a plurality of inputs for receiving the voltage signals generated by the cells, and the local module having an output stage for providing a multiplexed output signal; and

    a processor for receiving the multiplexed output signal from the local module and monitoring the voltage signals produced by the energy storage device.

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