Method and device for controlling frequency of compressor
A compressor frequency and control method technology, applied in pump control, mechanical equipment, machines/engines, etc., can solve problems such as poor heating effect, insufficient heating, and failure to return oil to the high-pressure side refrigerant in time, so as to achieve sufficient oil volume and ensure The effect of the heating effect
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[0024] It should be noted that the embodiments in the application and the features in the embodiments can be combined with each other if there is no conflict. Hereinafter, the present invention will be described in detail with reference to the drawings and in conjunction with the embodiments.
[0025] The embodiment of the present invention provides a method for controlling compressor frequency, figure 1 Is a flowchart of a method for controlling compressor frequency according to an embodiment of the present invention, such as figure 1 As shown, the following steps S102 to S104 are included.
[0026] Step S102, comparing the detected inlet pipe temperature and outlet pipe temperature of the vapor-liquid separator and the evaporation temperature of the system where the compressor is located.
[0027] Step S104: Determine the current liquid storage state of the vapor-liquid separator according to the comparison result, and control the frequency of the compressor according to the curren...
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