Air conditioner control method and device, air conditioner and storage medium
A control method and air-conditioning technology, applied in heating and ventilation control systems, heating methods, space heating and ventilation, etc., can solve problems such as abnormal communication of air-conditioning, to avoid communication failures, improve user experience, and reduce communication failure rates Effect
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[0029] In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiment of the application will be clearly and completely described below in conjunction with the accompanying drawings in the embodiment of the application. Obviously, the described embodiment is only It is a part of the embodiments of this application, not all of them. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of this application.
[0030] After research, the inventor found that with the increase of the service life, the optocoupler ages, the CTR (current transfer ratio) value of the optocoupler decreases, and the loop current of the light-receiving end of the optocoupler becomes smaller, resulting in the inability of the optocoupler to conduct, and the failure of the internal and external unit...
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