The calculation method based on the equivalent continuum for the fracture initiation pressure of fracturing of coalbed methane well
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- 作者：Yuwei Lia ; liyuweibox@126.com" class="auth_mail" title="E-mail the corresponding author ; Dan Jiaa ; Jia Liub ; Chunkai Fuc ; Chi Aia
- 关键词：Equivalent mechanical parameters ; Cleat ; Coalbed methane well ; Hydraulic fracturing
- 刊名：Journal of Petroleum Science and Engineering
- 出版年：2016
- 出版时间：October 2016
- 年：2016
- 卷：146
- 期：Complete
- 页码：909-920
- 全文大小：2188 K
文摘
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Describe the fracture distribution characteristics of coal rock samples.
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Master the anisotropy of coal rock mechanics parameters by mechanics parameter test.
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Establish the calculating model to elastic modulus and Poisson’s ratio of coal rock.
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Established the calculation model of hydraulic fracturing initiation pressure.
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Analyze the influence of mechanics properties of coal cleats on initiation pressure.
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