Gas source system for sulfur hexafluoride density relay calibrator
A technology of density relay and sulfur hexafluoride, which is applied in circuit breaker testing and other directions, can solve the problems of limited built-in gas cylinder capacity, affecting use efficiency, and long gas recovery time, so as to reduce the on-site workload of personnel and improve work efficiency , Good effect of shielding electromagnetic interference performance
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[0019] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.
[0020] Such as figure 1 The air source system of a sulfur hexafluoride density relay calibrator shown is mainly composed of an air inlet 1, a filter 2, an air compressor 3, an air storage cylinder 5 and a gas use port 7 connected in sequence, the described A temperature sensor 4 and a pressure sensor 6 are respectively provided on both sides of the air storage cylinder 5 . The 5 bodies of the air storage cylinder are all stainless steel and fully sealed. It has go...
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