Defrosting control method
A control method and technology of control steps, applied in the field of air conditioning, can solve the problems of fluctuation of indoor heat supply, slow defrosting, lack of intelligent control, etc., and achieve the effect of improving defrosting efficiency
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[0021] The embodiments of the present invention will be described in detail below with reference to the accompanying drawings, but the present invention can be implemented in many different ways defined and covered by the claims.
[0022] figure 1 It schematically shows the defrosting system diagram of the unit of the present invention, figure 1 The direction of the arrow in indicates the direction of water flow. Below in conjunction with the specific working process of the defrosting system of the present invention:
[0023] 1. Normal heating operation process
[0024] Refrigerant side: The high-temperature and high-pressure refrigerant gas coming out of the compressor 10 enters the E port from the D port of the four-way valve 20, enters the refrigerant / water heat exchanger 30, transfers heat to water, and condenses into a high-pressure medium-temperature liquid. Enter the throttling device 40, become a low-temperature and low-pressure two-phase state after throttling, ent...
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