International Journal of Oil, Gas and Coal Engineering

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Study of CBM Wireline Logs Normalization in B Block

Received: 10 November 2016    Accepted: 28 December 2016    Published: 29 January 2017
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Abstract

Logs normalization is an indispensable and basic work for coal-bed methane(Abbreviated as CBM)logging interpretation, and also the key step to realize interpretation from single well to multi-well. B block’s DEN and GR logs come from different time periods and different logging companies. In order to finish the following CBM logging interpretation and lithofacies interpretation, type well plus histogram method is selected to finish DEN and GR logs normalization according to the applicable conditions of different normalization methods and B block actual situation. Type well plus histogram normalization methods can reduce the influence of man-made factors of the CBM logs from the actual application, distribution of logs after normalization are more consistent, which would lay the solid foundation of the following CBM development work.

DOI 10.11648/j.ogce.20160406.14
Published in International Journal of Oil, Gas and Coal Engineering (Volume 4, Issue 6, November 2016)
Page(s) 70-80
Creative Commons

This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2024. Published by Science Publishing Group

Keywords

Coal-Bed Methane, Logs Preprocess, Logs Normalization, GR, DEN

References
[1] Li J. S., "Coal-bed methane well logging technology and explain the analysis", Well Logging Technology, 1999, 02, pp. 23-27.
[2] Chen H. l., Wang R. Y., "Well logging interpretation and application of coal-bed methane", Tuha oil&gas, 2003, 08, (02), pp. 164-169.
[3] Xiao D. S., Lu S. F., Chen H. F., et al, "logs normalization based on spectral decomposition", Oil & Gas Geology, 2013,01, pp. 129-136.
[4] Xu Y. Y., Zou G. G., Cao W. Y., et al, "Comparison research and application of logs normalization method ", Coal Geology of China, 2013, 01, pp. 53-57.
[5] Ke R. N., Zhang C. M., and Wang W. Y., "Application of logs normalization in M Oilfield ", Journal of Yangtze University (Natural Science Edition), 2010, 04, pp. 76-78.
[6] Liu W. j., Jia Y. H., Chen H. M., et al, "Logs Preprocessing in Wave Inversion of Coalfield", Safety in Coal Mines, 2012, 05, pp. 43-46.
[7] Wan Y. M., Gao J., Dong J. P., et al, "Application of Multiple Logging Curves", Geophysical Prospecting for Petroleum, 2005, 01, pp. 71-75+14.
[8] Ren B., Cao J. J., Xia Z. H., et al, "Research of LTAF Formation logs normalization of RIPAH Oilfield, Indonesia", World Well Logging Technology, 2011, 02, pp.23-25+3.
[9] Fan Y. R., Li H., Cong Y. H., et al. "Applicability Analysis and Optimization Strategy of logs normalization", Special Oil & Gas Reservoirs, 2013, 02, pp. 8-11+151.
[10] Cai. Z., Xin Q. L., "Research on logs normalization in Oil and Gas Field", Geological Review, 1993, 04, pp. 371-377.
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[12] Chen F. X., Zhao. J., "logs normalized with two “virtual” reference layers". Well Logging Technology, 1996, 05, pp. 345-350.
Author Information
  • School of Earth Science and Resources, Chang’an University, Xi’an, China

  • Key Laboratory of Coal Exploration and Comprehensive Utilization, Ministry of Land and Resources, Xi’an, China; Shaanxi Coalfield Geology Geophysical Prospecting and Surveying CO., LTD, Xi’an, China

  • School of Earth Science and Resources, Chang’an University, Xi’an, China

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  • APA Style

    Huai Yin-chao, Li liang, Yang Long-wei. (2017). Study of CBM Wireline Logs Normalization in B Block. International Journal of Oil, Gas and Coal Engineering, 4(6), 70-80. https://doi.org/10.11648/j.ogce.20160406.14

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    ACS Style

    Huai Yin-chao; Li liang; Yang Long-wei. Study of CBM Wireline Logs Normalization in B Block. Int. J. Oil Gas Coal Eng. 2017, 4(6), 70-80. doi: 10.11648/j.ogce.20160406.14

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    AMA Style

    Huai Yin-chao, Li liang, Yang Long-wei. Study of CBM Wireline Logs Normalization in B Block. Int J Oil Gas Coal Eng. 2017;4(6):70-80. doi: 10.11648/j.ogce.20160406.14

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  • @article{10.11648/j.ogce.20160406.14,
      author = {Huai Yin-chao and Li liang and Yang Long-wei},
      title = {Study of CBM Wireline Logs Normalization in B Block},
      journal = {International Journal of Oil, Gas and Coal Engineering},
      volume = {4},
      number = {6},
      pages = {70-80},
      doi = {10.11648/j.ogce.20160406.14},
      url = {https://doi.org/10.11648/j.ogce.20160406.14},
      eprint = {https://download.sciencepg.com/pdf/10.11648.j.ogce.20160406.14},
      abstract = {Logs normalization is an indispensable and basic work for coal-bed methane(Abbreviated as CBM)logging interpretation, and also the key step to realize interpretation from single well to multi-well. B block’s DEN and GR logs come from different time periods and different logging companies. In order to finish the following CBM logging interpretation and lithofacies interpretation, type well plus histogram method is selected to finish DEN and GR logs normalization according to the applicable conditions of different normalization methods and B block actual situation. Type well plus histogram normalization methods can reduce the influence of man-made factors of the CBM logs from the actual application, distribution of logs after normalization are more consistent, which would lay the solid foundation of the following CBM development work.},
     year = {2017}
    }
    

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    AU  - Huai Yin-chao
    AU  - Li liang
    AU  - Yang Long-wei
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    T2  - International Journal of Oil, Gas and Coal Engineering
    JF  - International Journal of Oil, Gas and Coal Engineering
    JO  - International Journal of Oil, Gas and Coal Engineering
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    AB  - Logs normalization is an indispensable and basic work for coal-bed methane(Abbreviated as CBM)logging interpretation, and also the key step to realize interpretation from single well to multi-well. B block’s DEN and GR logs come from different time periods and different logging companies. In order to finish the following CBM logging interpretation and lithofacies interpretation, type well plus histogram method is selected to finish DEN and GR logs normalization according to the applicable conditions of different normalization methods and B block actual situation. Type well plus histogram normalization methods can reduce the influence of man-made factors of the CBM logs from the actual application, distribution of logs after normalization are more consistent, which would lay the solid foundation of the following CBM development work.
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