Failure detecting method for relay in inverter
A detection method and relay technology, applied in the direction of circuit breaker testing, etc., can solve the problems of false alarm relay abnormality, wrong wiring, etc., and achieve the effect of avoiding misjudgment
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[0037] The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art. It should be noted here that the description of these embodiments is used to help understand the present invention, but does not constitute a limitation to the present invention. In addition, the technical features involved in the various embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.
[0038] This embodiment provides a method for detecting failure of a relay in an inverter. The circuit diagram of the inverter is as follows figure 1 As shown, it includes an inverter module, an inductor, a capacitor, a control circuit (not shown in the figure), and multiple relays, which are connected in series from the grid side or the load side in sequence, ...
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