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Method For Controlling The Operation Of An Air-Conditioning Loop In A Vehicle

  • US 20120210738A1
  • Filed: 10/15/2010
  • Published: 08/23/2012
  • Est. Priority Date: 10/26/2009
  • Status: Abandoned Application
First Claim
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1. A method for controlling the outlet temperature (TRCPO) of a compressor (CP) built into an air-conditioning loop of a vehicle in which flows a subcritical refrigerant fluid and comprising at least a condenser (CD), an expansion valve (EXV), and an evaporator (EV), the control method comprising:

  • a step of calculating a limit temperature at the inlet of the compressor (TRCPI_L),step of estimating a temperature at the inlet of the compressor (TRCPI_E), anda step of modifying a control signal of the compressor (PWMCP) or a setpoint value of the evaporation temperature (SP_TEV).

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