TEST DEVICE AND METHOD FOR MEASURING STRENGTH OF COAL ROCK IN GAS-SOLID COUPLED STATE

TEST DEVICE AND METHOD FOR MEASURING STRENGTH OF COAL ROCK IN GAS-SOLID COUPLED STATE

A test device and method for measuring the strength of coal rock in a gas-solid coupled state. The test apparatus comprises a high-pressure gas cylinder (1), a booster pump (3), a pressure stabilizing device (5), a pressure-maintaining drop hammer device (9), a vacuum pump (13) and high-pressure rub...

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Hauptverfasser: QU, Xiaoming, WANG, Yukun, WANG, Chunguang, MA, Jinkui, GUO, Huaiguang, SU, Weiwei, CAO, Yaolin, QIU, Haisheng, TIAN, Fuchao
Format: Patent
Sprache:chi ; eng ; fre
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INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES
MEASURING
PHYSICS
TESTING
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creator QU, Xiaoming
WANG, Yukun
WANG, Chunguang
MA, Jinkui
GUO, Huaiguang
SU, Weiwei
CAO, Yaolin
QIU, Haisheng
TIAN, Fuchao
description A test device and method for measuring the strength of coal rock in a gas-solid coupled state. The test apparatus comprises a high-pressure gas cylinder (1), a booster pump (3), a pressure stabilizing device (5), a pressure-maintaining drop hammer device (9), a vacuum pump (13) and high-pressure rubber hoses; an output end of the high-pressure gas cylinder (1) is connected to the booster pump (3) by means of a high-pressure rubber hose; an output end of the booster pump (3) is connected to the pressure stabilizing device (5) by means of a high-pressure rubber hose; an output end of the pressure stabilizing device (5) is connected to an input end of the pressure-maintaining drop hammer device (9) by means of a high-pressure rubber hose; an output end of the pressure-maintaining drop hammer device (9) is connected to the vacuum pump (13) by means of a high-pressure rubber hose; the pressure-maintaining drop hammer device (9) comprises an electric control box (10) and a heavy hammer crushing barrel (11), the hea
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subjects INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES
MEASURING
PHYSICS
TESTING
title TEST DEVICE AND METHOD FOR MEASURING STRENGTH OF COAL ROCK IN GAS-SOLID COUPLED STATE
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