Electronic expansion valve device, its control method and multi-connected system
A technology for electronic expansion valves and multi-line systems, applied in valve devices, valve operation/release devices, refrigerators, etc., can solve problems such as liquid return in multi-line systems, to ensure reliable operation, ensure reliability, and reduce installation costs. The effect of fees
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[0099] As an implementable manner, the control method of the electronic expansion valve device 100 further includes:
[0100] Control the main board to adjust the opening of the main valve assembly 120;
[0101] The control board controls the power-on and power-off of the auxiliary control parts according to the opening degree of the main valve assembly 120 .
[0102] The electronic expansion valve device 100 can ensure the safety of the electronic expansion valve device 100 for a long time and prolong the service life of the electronic expansion valve device 100 by controlling the main board to adjust the opening between the blocking member and the flow channel 111 .
[0103] Further, adjusting the opening between the auxiliary blocking member 131 and the circulation channel 111 includes the following steps:
[0104] Controlling the power-on and power-off of the auxiliary control part according to the opening degree of the main valve assembly 120 by the control board include...
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