Pressure relief valve calibration system
The invention relates to the technical field of pressure verification, in particular to a pressure relief valve calibration system.The system comprises a pressure relief valve, wherein an air compressor is connected with a pressure testing tank sequentially through an air moisture filter, an electri...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The invention relates to the technical field of pressure verification, in particular to a pressure relief valve calibration system.The system comprises a pressure relief valve, wherein an air compressor is connected with a pressure testing tank sequentially through an air moisture filter, an electric pressure regulation valve, a high-precision pressure sensor and an electromagnetic valve by means of pipelines.One end of the pressure testing tank is connected with a silencer through an air release valve, and the other end of the pressure testing tank is connected with the pressure relief valve.One end of a single-chip microcomputer controller is connected with the electric pressure regulation valve through a solid relay.The other end of the single-chip microcomputer controller is connected with the electromagnetic valve through a relay.The system has the remarkable advantages of being wide in measuring range, high in testing precision and high in reliability, and can achieve automatic calibration of the pressu |
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