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目的:对煤层压裂施工技术进行总结。方法:根据煤层物性的基本特点,确定合理压裂施工参数并选用合适的压裂液体系进行施工。结果:对14口煤层气井进行了压裂施工改造,成功率100%;获得了良好的经济效益。结论:针对现场情况选定的压液液体系可以满足施工要求,并可进行推广使用。
Objective: To summarize the technology of coal seam fracturing. Methods: According to the basic characteristics of coal seams physical properties, determine the reasonable fracturing parameters and select the appropriate fracturing fluid system for construction. Results: The fracturing construction of 14 coalbed methane wells was retrofitted with a success rate of 100% and a good economic benefit was obtained. Conclusion: The pressure fluid system selected according to the site conditions can meet the construction requirements and can be popularized.