The clean method and device of air-conditioning indoor heat exchanger

The clean method and device of air-conditioning indoor heat exchanger

  • CN 104,848,738 B
  • Filed: 04/22/2015
  • Issued: 03/19/2019
  • Est. Priority Date: 04/22/2015
  • Status: Active Grant
First Claim
Patent Images

1. a kind of clean method of air-conditioning indoor heat exchanger, which comprises the steps of:

  • S1, control air conditioner refrigerating mode operation, close indoor fan, make the frosting of indoor heat exchanger surface, and judge whether frostingIt completes;

    After the completion of S2, frosting, air-conditioning heating mode operation is controlled, opens indoor fan, makes the frost conversion on indoor heat exchanger surfaceFor water, and judge whether that defrost is completed;

    AndAfter the completion of S3, defrost, the inner tube temperature T of indoor heat exchanger is controlledInner tubeFor the first preset temperature TS1, and in TS1It is lower to keep theOne preset time tS1Afterwards, cleaning terminates;

    45℃



    TS1

    75℃



    In step S3, work as TInner tube<

    TS1When, indoor fan wind file is reduced, T is worked asInner tube>

    TS1When, indoor fan wind file is improved, interior is worked asWhen blower reaches highest wind file and TInner tube

    TmaxWhen, reduce the capacity of compressor;

    Wherein, TmaxIt is permitted for air-conditioning systemMaximum temperature, Tmax>

    TS1

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