Measurement comparison method for ultrahigh-pressure piston pressure gauge and device

The invention relates to ultrahigh pressure measurement, calibration and source tracing, and belongs to the field of detection. The measurement comparison method for an ultrahigh-pressure piston pressure gauge provided by the invention is characterized by comprising an ultrahigh-pressure piston pres...

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Bibliographische Detailangaben
Hauptverfasser: LENG YINGYING, CHEN GUANG, JIANG CHENJUN, HU ANLUN, PAN ZHENGYU, HONG BIAN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention relates to ultrahigh pressure measurement, calibration and source tracing, and belongs to the field of detection. The measurement comparison method for an ultrahigh-pressure piston pressure gauge provided by the invention is characterized by comprising an ultrahigh-pressure piston pressure gauge to be measured and a standard ultrahigh-pressure piston pressure gauge, wherein both the ultrahigh-pressure piston pressure gauge to be measured and the standard ultrahigh-pressure piston pressure gauge are respectively connected to a manganese-copper pressure gauge and a cut-off valve, the manganese-copper pressure gauge connected with the ultrahigh-pressure piston pressure gauge to be measured is connected with the other manganese-copper pressure gauge connected with the standard ultrahigh-pressure piston pressure gauge, the two ultrahigh-pressure piston pressure gauges are enabled to reach pressure balance through assistance of the two connected manganese-copper pressure gauges and the two cut-off val