Numerical simulation study of gas-solid two-phase flow characteristics in borehole sampling of coal cuttings

• Sheng Xue,

  Roles Conceptualization, Project administration, Resources, Supervision, Writing – review & editing

  Affiliations State Key Laboratory of Safe Mining of Deep Coal and Environment Protection, Anhui University of Science and Technology, Huainan, Anhui, China, Joint National-Local Engineering Research Center for Safety and Precise Coal Mining, Anhui University of Science and Technology, Huainan, Anhui, China, School of Safety Science and Engineering, Anhui University of Science and Technology, Huainan, Anhui, China

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• Lei Zhang ,

  Roles Data curation, Formal analysis, Investigation, Software, Writing – original draft, Writing – review & editing

  * E-mail: lzhang@aust.edu.cn

  Affiliation School of Safety Science and Engineering, Anhui University of Science and Technology, Huainan, Anhui, China

  https://orcid.org/0000-0001-5293-4858

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• Xiaoliang Zheng,

  Roles Conceptualization, Funding acquisition, Project administration, Resources, Supervision

  Affiliations State Key Laboratory of Safe Mining of Deep Coal and Environment Protection, Anhui University of Science and Technology, Huainan, Anhui, China, Joint National-Local Engineering Research Center for Safety and Precise Coal Mining, Anhui University of Science and Technology, Huainan, Anhui, China, School of Public Safety and Emergency Management, Anhui University of Science and Technology, Hefei, Anhui, China

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• Chuanyin Gao,

  Roles Investigation, Writing – original draft

  Affiliation School of Safety Science and Engineering, Anhui University of Science and Technology, Huainan, Anhui, China

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• Shilong Liu

  Roles Data curation, Writing – original draft

  Affiliation School of Safety Science and Engineering, Anhui University of Science and Technology, Huainan, Anhui, China

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