Monitoring, alarming and chain protection device for pipe explosion of main pipe of gas pipeline valve chamber

The invention discloses a monitoring, alarming and chain protection device for pipe explosion of a main pipe of a gas pipeline valve chamber. The device comprises the main pipe and a bypass pipeline;the main pipe is provided with a tee joint A, a line block valve and a tee joint B; the two ends of t...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	NIE ZHONGWEN, YU YONGZHI, XU DETENG, GAO JIANZHANG, XI JINGJUN, HUANG JING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING HEATING LIGHTING MECHANICAL ENGINEERING PIPE-LINE SYSTEMS PIPE-LINES STORING OF DISTRIBUTING GASES OR LIQUIDS WEAPONS
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Beschreibung
Zusammenfassung:	The invention discloses a monitoring, alarming and chain protection device for pipe explosion of a main pipe of a gas pipeline valve chamber. The device comprises the main pipe and a bypass pipeline;the main pipe is provided with a tee joint A, a line block valve and a tee joint B; the two ends of the bypass pipeline are connected with the tee joint A and the tee joint B respectively, and the bypass pipeline is provided with a pressure guiding pipeline A and a pressure guiding pipeline B; one end of the pressure guiding pipeline A is connected to the upstream part of the bypass pipeline, andthe other end of the pressure guiding pipeline A is connected to the line block valve; one end of the pressure guiding pipeline B is connected to the downstream part of the bypass pipeline, and the other end of the pressure guiding pipeline B is connected to the line block valve; a plurality of pressure detection apparatuses are arranged on the pressure guiding pipeline A and the pressure guidingpipeline B respectively, th