EA201390369A1 - Система и способ для идентификации низкосернистой зоны в пластах-коллекторах сланцевого газа - Google Patents

Система и способ для идентификации низкосернистой зоны в пластах-коллекторах сланцевого газа

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Publication number
EA201390369A1
EA201390369A1 EA201390369A EA201390369A EA201390369A1 EA 201390369 A1 EA201390369 A1 EA 201390369A1 EA 201390369 A EA201390369 A EA 201390369A EA 201390369 A EA201390369 A EA 201390369A EA 201390369 A1 EA201390369 A1 EA 201390369A1
Authority
EA
Eurasian Patent Office
Prior art keywords
data
neutron
density
gas
logs
Prior art date
Application number
EA201390369A
Other languages
English (en)
Inventor
Ченбин Лю
Original Assignee
Шеврон Ю.Эс.Эй. Инк.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Шеврон Ю.Эс.Эй. Инк. filed Critical Шеврон Ю.Эс.Эй. Инк.
Publication of EA201390369A1 publication Critical patent/EA201390369A1/ru

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B49/00Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00Survey of boreholes or wells
    • E21B47/10Locating fluid leaks, intrusions or movements

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geophysics (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Geophysics And Detection Of Objects (AREA)

Abstract

Компьютерная система и реализованный на компьютере способ для автоматической идентификации богатых углеводородами (как, например, кероген, газ или нефть) зоны в скважине включает в себя получение каротажных данных по скважинам, содержащих нейтронные данные, данные плотности, данные радиоактивности и данные сопротивления, представляющие физические характеристики формации, окружающего скважину, и вычисление кажущейся пористости по нейтронному каротажу и кажущейся пористости по плотностному каротажу на основе нейтронных данных и данных плотности. Нормализованное нейтронно-плотностное разделение вычисляется на основе вычисленных кажущейся пористости по нейтронному каротажу и кажущейся пористости по плотностному каротажу, и базовое значение формации определяется для каждого типа данных. При использовании вычисленного нормализованного нейтронно-плотностного разделения, данных радиоактивности, данных сопротивления и определенных базовых значений определяется присутствие или отсутствие богатой углеводородами зоны. Индекс качества может быть дополнительно получен из данных.
EA201390369A 2010-09-13 2011-07-15 Система и способ для идентификации низкосернистой зоны в пластах-коллекторах сланцевого газа EA201390369A1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/880,436 US8626447B2 (en) 2010-09-13 2010-09-13 System and method for sweet zone identification in shale gas reservoirs
PCT/US2011/044132 WO2012036783A1 (en) 2010-09-13 2011-07-15 System and method for sweet zone identification in shale gas reservoirs

Publications (1)

Publication Number Publication Date
EA201390369A1 true EA201390369A1 (ru) 2013-07-30

Family

ID=45807523

Family Applications (1)

Application Number Title Priority Date Filing Date
EA201390369A EA201390369A1 (ru) 2010-09-13 2011-07-15 Система и способ для идентификации низкосернистой зоны в пластах-коллекторах сланцевого газа

Country Status (9)

Country Link
US (1) US8626447B2 (ru)
EP (1) EP2616978A1 (ru)
JP (1) JP2013542412A (ru)
CN (1) CN103098062A (ru)
AU (1) AU2011302598B2 (ru)
BR (1) BR112013005708A2 (ru)
CA (1) CA2809969C (ru)
EA (1) EA201390369A1 (ru)
WO (1) WO2012036783A1 (ru)

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US9291690B2 (en) * 2012-06-22 2016-03-22 Chevron U.S.A. Inc. System and method for determining molecular structures in geological formations
CN104573339B (zh) * 2014-12-24 2018-03-09 中国石油大学(北京) 页岩气储层的地质参数确定方法和装置
WO2016118447A1 (en) * 2015-01-23 2016-07-28 Halliburton Energy Services, Inc. Correcting for shale effects in formation measurement systems
CN106761728B (zh) * 2017-02-14 2019-10-01 中国石油大学(北京) 一种海相页岩地层有利层段的识别方法
KR101985497B1 (ko) * 2017-06-09 2019-09-04 한국지질자원연구원 셰일질 치밀가스 저류층 수포화도 평가방법
KR101819957B1 (ko) 2017-09-15 2018-01-19 한국지질자원연구원 셰일가스 채취장치 및 그 채취방법
CN112180443B (zh) * 2019-07-04 2024-03-01 中国石油天然气集团有限公司 页岩气二维地震甜点区优选方法及装置
CN111487176B (zh) * 2020-05-13 2022-06-10 南京宏创地质勘查技术服务有限公司 一种页岩油系统中液态烃所占孔隙度的计算方法

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Also Published As

Publication number Publication date
CA2809969A1 (en) 2012-03-22
AU2011302598A1 (en) 2013-03-21
EP2616978A1 (en) 2013-07-24
WO2012036783A1 (en) 2012-03-22
US20120065887A1 (en) 2012-03-15
CN103098062A (zh) 2013-05-08
JP2013542412A (ja) 2013-11-21
CA2809969C (en) 2019-01-15
AU2011302598B2 (en) 2015-04-16
US8626447B2 (en) 2014-01-07
BR112013005708A2 (pt) 2016-05-10

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