Spatiotemporal evolution of ground movement in coal seam gas …
2025年2月15日 · At a regional scale, the study shows that the footprint of CSG wells aligns well with the subsidence areas identified by InSAR, with a 95th percentile cumulative subsidence of …
Typical gas and water production profile for a CSG well (DME, …
We use empirical evidence and numerical and analytical models to quantify the likelihood of surface water and groundwater contamination, and shallow aquifer depletion from …
Coal seam gas and associated water: A review paper
2013年6月1日 · Coal seam gas (CSG) is mainly a combination of methane (CH 4) and carbon dioxide and has very close methane percentage (95%) to that of natural gas (NG) (97%). In …
The Application of Advanced Wellbore Monitoring in Coal …
2014年10月14日 · This paper describes the application of down-hole monitoring technologies to a coal seam gas (CSG) field located in the Bowen Basin in Queensland, Australia. The …
Coal seam gas water | Environment | Department of the …
2024年5月22日 · To produce coal seam gas (CSG), wells are drilled into underground coal seams, bringing water (CSG water) from the seams to the surface. This process reduces …
Pump operations and coal seam gas - Pump Industry Magazine
2013年1月7日 · CSG is extracted by removing some of the water and reducing the pressure holding the gas to the coal, allowing the gas to flow into the gas well. Both the gas and …
History, Geology, In Situ Stress Pattern, Gas Content and ... - MDPI
2021年5月5日 · Coal seam gas (CSG), also known as coalbed methane (CBM), is an important source of gas supply to the liquefied natural gas (LNG) exporting facilities in eastern Australia …
Practical Application of Coalbed Methane Material Balance
2018年10月23日 · The key difference of CSG wells, compared to conventional gas wells is that well productivity considerably changes during the life of a well. This gas productivity increase …
Code of practice for CSG well integrity | NSW Resources
The Code of Practice for Coal Seam Gas Well Integrity (PDF, 3.59 MB) establishes a best practice framework which includes: Mandatory standards for well design and construction to …
Optimisation of Dewatering Rates to Maximise Coal Seam Gas
2019年11月15日 · This study investigates the evolution of coal seam gas (CSG) reservoir properties in relation to a gradual and immediate decline in Bottom-Hole Pressure (BHP) to …
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