Experimental device for researching biological injection and migration rule of coal bed gas

• Main Authors: ZHANG ZHENGGUANG, XU QIANG, WANG ZHENG, BAI XIUJIA, REN SHAN, MIAO QUANYUN, TIAN LI
• Format: Patent
• Language: Chinese; English
• Published: 08.12.2023
• Subjects: APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; BEER; BIOCHEMISTRY; CHEMISTRY; ENZYMOLOGY; METALLURGY; MICROBIOLOGY; MUTATION OR GENETIC ENGINEERING; SPIRITS; VINEGAR; WINE

The invention relates to an experimental device for studying the biological injection and migration law of coalbed methane, the experimental device comprises an experimental reactor, a fracturing module, an experimental medium injection module and a detection module, the experimental reactor is used for filling coal samples and can form coalbeds with different geological forms, and a plurality of simulation injection wells are arranged in the coalbeds; the fracturing module comprises a fracturing fluid tank and a fluid pumping device and is used for injecting fracturing fluid into the simulation injection well; the experimental medium injection module comprises a coal seam water tank, a bacterial liquid and tracer agent tank and a detection liquid tank, all the tanks are connected with coal seams with different geological forms in the experimental reactor through pipelines, the coal seam liquid after the experiment is input into the detection liquid tank, and the detection module is used for detecting the coa