Experiment device for testing coal spontaneous combustion characteristics under rock burst simulated environment
The invention discloses an experiment device for testing the coal spontaneous combustion characteristics under rock burst simulated environment. The experiment device comprises a gas chromatograph, a coal container, whose upper part is provided with an opening; an impact force applying mechanism, wh...
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Sprache: | eng |
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Zusammenfassung: | The invention discloses an experiment device for testing the coal spontaneous combustion characteristics under rock burst simulated environment. The experiment device comprises a gas chromatograph, a coal container, whose upper part is provided with an opening; an impact force applying mechanism, which is used to apply an impact force on the coal in the coal container; a gas collecting device, which is used to collect the gas in the coal container; and a temperature sensor, which is used to measure the temperature of a coal sample in the coal container. A gas sampling hole is opened in the coal container, and is connected to the gas inlet of the gas chromatograph through the gas collecting device. The provided experiment device can effectively simulate the rock burst environment, then further obtains the coal spontaneous combustion characteristics under the rock burst environment, thus can effectively guide the prevention of fire in a coal mine, and improves the coal spontaneous combustion prediction and alarming system. |
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