CN105574609B - 一种煤层安全钻井泥浆密度窗口的预测方法及装置 - Google Patents
一种煤层安全钻井泥浆密度窗口的预测方法及装置 Download PDFInfo
- Publication number
- CN105574609B CN105574609B CN201510920141.XA CN201510920141A CN105574609B CN 105574609 B CN105574609 B CN 105574609B CN 201510920141 A CN201510920141 A CN 201510920141A CN 105574609 B CN105574609 B CN 105574609B
- Authority
- CN
- China
- Prior art keywords
- hugger
- weakness
- face
- stress
- plane
- Prior art date
- Legal status (The legal status 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 status listed.)
- Active
Links
- 239000003245 coal Substances 0.000 title claims abstract description 188
- 238000005553 drilling Methods 0.000 title claims abstract description 79
- 238000000034 method Methods 0.000 title claims abstract description 50
- 230000006378 damage Effects 0.000 claims abstract description 61
- 239000011435 rock Substances 0.000 claims abstract description 46
- 239000011148 porous material Substances 0.000 claims abstract description 29
- 238000002474 experimental method Methods 0.000 claims abstract description 19
- 238000010008 shearing Methods 0.000 claims description 38
- 238000009826 distribution Methods 0.000 claims description 17
- 238000004364 calculation method Methods 0.000 claims description 11
- 238000012360 testing method Methods 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 12
- 238000004590 computer program Methods 0.000 description 7
- 238000004458 analytical method Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/04—Forecasting or optimisation specially adapted for administrative or management purposes, e.g. linear programming or "cutting stock problem"
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
- G06Q50/02—Agriculture; Fishing; Forestry; Mining
Landscapes
- Engineering & Computer Science (AREA)
- Business, Economics & Management (AREA)
- Human Resources & Organizations (AREA)
- Economics (AREA)
- Strategic Management (AREA)
- Physics & Mathematics (AREA)
- Tourism & Hospitality (AREA)
- Theoretical Computer Science (AREA)
- Marketing (AREA)
- General Physics & Mathematics (AREA)
- General Business, Economics & Management (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Husbandry (AREA)
- Quality & Reliability (AREA)
- Operations Research (AREA)
- Entrepreneurship & Innovation (AREA)
- Game Theory and Decision Science (AREA)
- Agronomy & Crop Science (AREA)
- Development Economics (AREA)
- Marine Sciences & Fisheries (AREA)
- Mining & Mineral Resources (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Primary Health Care (AREA)
- Earth Drilling (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510920141.XA CN105574609B (zh) | 2015-12-11 | 2015-12-11 | 一种煤层安全钻井泥浆密度窗口的预测方法及装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510920141.XA CN105574609B (zh) | 2015-12-11 | 2015-12-11 | 一种煤层安全钻井泥浆密度窗口的预测方法及装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105574609A CN105574609A (zh) | 2016-05-11 |
CN105574609B true CN105574609B (zh) | 2019-03-15 |
Family
ID=55884713
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510920141.XA Active CN105574609B (zh) | 2015-12-11 | 2015-12-11 | 一种煤层安全钻井泥浆密度窗口的预测方法及装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105574609B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107679999B (zh) * | 2017-07-05 | 2020-11-06 | 中国石油天然气股份有限公司 | 一种计算煤层气井破裂压力的方法及其系统 |
CN107169248B (zh) * | 2017-07-05 | 2020-06-30 | 中海石油(中国)有限公司 | 一种特殊地层安全泥浆密度窗口确定方法 |
CN108071389B (zh) * | 2017-12-10 | 2021-03-09 | 西南石油大学 | 一种页岩气井井眼坍塌压力预测方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2021480C1 (ru) * | 1991-01-28 | 1994-10-15 | Научно-исследовательский институт буровой техники | Керноотметчик |
CN1239920C (zh) * | 2004-10-22 | 2006-02-01 | 石油大学(北京) | 利用地震层速度钻前预测坍塌压力与破裂压力的方法 |
CN103362503A (zh) * | 2012-03-31 | 2013-10-23 | 中国石油天然气集团公司 | 一种适用于大斜度井井眼稳定的评估方法 |
CN104778303B (zh) * | 2015-02-12 | 2017-11-14 | 中国石油大学(北京) | 一种裂缝型地层防塌钻井液性能参数的设计方法 |
-
2015
- 2015-12-11 CN CN201510920141.XA patent/CN105574609B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN105574609A (zh) | 2016-05-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Zhu et al. | Hydraulic fracture initiation and propagation from wellbore with oriented perforation | |
Li et al. | Numerical investigation of the effect of the location of critical rock block fracture on crack evolution in a gob-side filling wall | |
US10408054B2 (en) | Method for estimating stress magnitude | |
Fortsakis et al. | Anisotropic behaviour of stratified rock masses in tunnelling | |
Lorig et al. | Guidelines for numerical modelling of rock support for mines | |
Zhang et al. | 3D reconstruction method and connectivity rules of fracture networks generated under different mining layouts | |
Yan et al. | A new investigation on casing shear deformation during multistage fracturing in shale gas wells based on microseism data and calliper surveys | |
Aimene et al. | Modeling multiple hydraulic fractures interacting with natural fractures using the material point method | |
CN105574609B (zh) | 一种煤层安全钻井泥浆密度窗口的预测方法及装置 | |
Kaiser et al. | Overcoming challenges of rock mass characterization for underground construction in deep mines | |
Zhang et al. | An elastoplastic model of collapse pressure for deep coal seam drilling based on Hoek–Brown criterion related to drilling fluid loss to reservoir | |
Behnia et al. | Comparison of experimental and empirical methods for estimating the shear strength of rock joints based on the statistical approach | |
Sun et al. | Numerical simulation of fluid-driven fracturing in orthotropic poroelastic media based on a peridynamics-finite element coupling approach | |
Wang et al. | A model of anisotropic property of seepage and stress for jointed rock mass | |
Fekete et al. | Wellbore stability management in weak bedding planes and angle of attack in well planing | |
Manchanda et al. | Creation of multi-stranded fractures in homogeneous rocks | |
Vazaios | Modelling of hard rockmasses with non-persistent joints to assess the stress induced damage of deep excavations | |
Qiu | Numerical analysis of penetration tests in soils | |
Meng et al. | Stability analysis of earth slope using combined numerical analysis method based on DEM and LEM | |
Álvarez-Fernández et al. | Determination of the stress state in a rock mass subjected to excavation | |
Yabe et al. | Stress state in the source region of Mw2. 2 earthquake in a deep gold mine in South Africa determined from borehole cores | |
Ge et al. | Analytical modeling on 3D stress redistribution and fault reactivation during hydraulic fracturing stimulation | |
EP3341562A1 (en) | Method for estimating stress magnitude | |
Seghateh Mojtahedi et al. | Three-dimensional face stability analysis of deep and shallow tunnels in rock masses | |
Aimene et al. | Predicting Microseismicity from Geomechanical Modeling of Multiple Hydraulic Fractures Interacting with Natural Fractures–Application to the Marcellus and Eagle Ford |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC ENGINEERING TECHNOLOGY R & D Co.,Ltd. Address before: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee before: China National Petroleum Corp. Patentee before: CNPC Drilling Engineering Technology Research Institute Co.,Ltd. Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee after: China National Petroleum Corp. Patentee after: CNPC Drilling Engineering Technology Research Institute Co.,Ltd. Address before: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee before: China National Petroleum Corp. Patentee before: DRILLING RESEARCH INSTITUTE OF CHINA NATIONAL PETROLEUM Co. |
|
CP01 | Change in the name or title of a patent holder | ||
TR01 | Transfer of patent right |
Effective date of registration: 20221230 Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC ENGINEERING TECHNOLOGY R & D Co.,Ltd. Patentee after: BEIJING PETROLEUM MACHINERY Co.,Ltd. Address before: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee before: CHINA NATIONAL PETROLEUM Corp. Patentee before: CNPC ENGINEERING TECHNOLOGY R & D Co.,Ltd. |
|
TR01 | Transfer of patent right |