Device and method for evaluating and testing mechanical performance of filling sand prevention tool

The invention provides a mechanical performance evaluation test device and method for a filling sand prevention tool, the lower end of a test sleeve of the device is provided with a sleeve pressing electromagnetic valve and a sleeve discharge outlet electromagnetic valve, the upper end of the test s...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHAO YIZHONG, MA DING, WANG BING, SHAO GUOLIN, LI LANZHU, HAN HONG, XU XIA, LIANG WEI, YANG JUN, WANG YONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	MEASURING PHYSICS TESTING TESTING STATIC OR DYNAMIC BALANCE OF MACHINES ORSTRUCTURES TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR
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