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Air conditioning control apparatus for an electric vehicle having a pre-air conditioning function

  • US 9,340,090 B2
  • Filed: 08/23/2011
  • Issued: 05/17/2016
  • Est. Priority Date: 08/24/2010
  • Status: Active Grant
First Claim
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1. An air conditioning control apparatus mounted on an electric vehicle having a travel battery that supplies an electric power to a travel driving source, a battery charger that charges the travel battery with an external power supply, and an air conditioner that conducts air conditioning in a vehicle interior, the air conditioning control apparatus operable to control the air conditioner, the air conditioning control apparatus, comprising:

  • a processor; and

    a storage unit that stores a program, that implements pre air conditioning, executed by the processor,the program causes the processor to;

    (a) determine that the battery charger is connected to the external the power supply;

    (b) determine whether a charge amount condition in which an amount of charge stored in the travel battery is equal to or larger than a predetermined minimum charge amount, process (b) including, when an amount of power feed required for absorbing the inrush current is a maximum power feed amount, obtaining the predetermined minimum charge amount required to compensate for a deficit by subtracting an amount of power feed obtained by the power supply from the maximum power feed amount;

    (c) when (a) and (b) are satisfied, power feed, to the air conditioner, simultaneously from the power supply and from the travel battery only for a time period during which an inrush current is generated to absorb the inrush current; and

    (d) after the inrush current has been absorbed, cause the power to be fed to the air conditioner only from the power supply.

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