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HVAC system controlled by a battery management system

  • US 8,863,540 B2
  • Filed: 03/18/2009
  • Issued: 10/21/2014
  • Est. Priority Date: 11/15/2006
  • Status: Active Grant
First Claim
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1. An HVAC system to be installed in a vehicle comprising:

  • a battery management controller comprising;

    at least one connection for electrically coupling a first power source with a first voltage;

    at least one connection for electrically coupling a second power source with a second voltage; and

    a first memory storage device configured to record data collected by the battery management controller;

    wherein the battery management controller is configured to run a temperature control system when an engine of the vehicle is turned off and to supply power to the temperature control system when the engine is turned off from a combination of the first and second power sources with a combined voltage, and wherein the second power source is disconnected when the combined voltage drops below a predetermined amount.

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