BR112022017161A2 - METHODS FOR MODELING A DRILLING COLUMN IN A WELL HOLE AND FOR CLEANING A WELL HOLE, SYSTEM, AND, COMPUTER PROGRAM PRODUCT - Google Patents

METHODS FOR MODELING A DRILLING COLUMN IN A WELL HOLE AND FOR CLEANING A WELL HOLE, SYSTEM, AND, COMPUTER PROGRAM PRODUCT

Info

Publication number
BR112022017161A2
BR112022017161A2 BR112022017161A BR112022017161A BR112022017161A2 BR 112022017161 A2 BR112022017161 A2 BR 112022017161A2 BR 112022017161 A BR112022017161 A BR 112022017161A BR 112022017161 A BR112022017161 A BR 112022017161A BR 112022017161 A2 BR112022017161 A2 BR 112022017161A2
Authority
BR
Brazil
Prior art keywords
well hole
model
modeling
terms
cleaning
Prior art date
Application number
BR112022017161A
Other languages
Portuguese (pt)
Inventor
Hovda Sigve
Sangesland Sigbjorn
Djupdal Asbjorn
Jahre Magnus
Original Assignee
Norwegian Univ Of Science And Technology
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 Norwegian Univ Of Science And Technology filed Critical Norwegian Univ Of Science And Technology
Publication of BR112022017161A2 publication Critical patent/BR112022017161A2/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B37/00—Methods or apparatus for cleaning boreholes or wells
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B45/00—Measuring the drilling time or rate of penetration
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/04—Measuring depth or liquid level
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B2200/00—Special features related to earth drilling for obtaining oil, gas or water
    • E21B2200/20—Computer models or simulations, e.g. for reservoirs under production, drill bits

Landscapes

  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geophysics (AREA)
  • Earth Drilling (AREA)
  • Executing Machine-Instructions (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Soil Working Implements (AREA)
  • Numerical Control (AREA)
  • Laser Beam Processing (AREA)

Abstract

MÉTODOS PARA MODELAR UMA COLUNA DE PERFURAÇÃO EM UM FURO DE POÇO E PARA LIMPAR UM FURO DE POÇO, SISTEMA, E, PRODUTO DE PROGRAMA DE COMPUTADOR. Um método para modelar uma coluna de perfuração em um furo de poço, o método compreendendo prover um modelo da coluna de perfuração, o modelo representando a coluna de perfuração por uma sequência de molas e elementos alternados, em que cada elemento descreve a massa e/ou o momento de inércia de uma parte correspondente da coluna de perfuração e cada mola representa pelo menos uma dentre: rigidez axial, de torção e/ou de flexão de uma das partes correspondentes da coluna de perfuração, em que o modelo descreve uma ou mais forças em cada elemento por um ou mais sistemas de equações ordinárias de primeira ou segunda ordem, em que cada equação compreende uma parte linear que compreende coeficientes constantes e uma parte não linear que inclui um ou mais dentre: um ou mais termos não lineares, um ou mais termos não suaves, um ou mais termos dependentes do tempo e/ou um ou mais termos acoplados; e o método compreende recalcular o modelo para uma pluralidade de etapas de tempo, em que recalcular o modelo para a respectiva etapa de tempo compreende calcular posições uni, bi ou tridimensionais, orientações e/ou derivadas associadas de todos os elementos para a respectiva etapa de tempo com base em posições uni, bi ou tridimensionais, orientações e/ou derivadas associadas de todos os elementos em uma etapa de tempo anterior, descrevendo a parte não linear por uma forma de expansão em relação ao tempo e resolvendo o sistema de equações tanto analiticamente ou pelo uso de integradores exponenciais para a duração da respectiva etapa de tempo. Também é descrito um método para limpar um furo de poço usando o modelo do método acima.METHODS FOR MODELING A DRILL COLUMN IN A WELL HOLE AND FOR CLEANING A WELL HOLE, SYSTEM, AND, COMPUTER PROGRAM PRODUCT. A method for modeling a drillstring in a wellbore, the method comprising providing a model of the drillstring, the model representing the drillstring by a sequence of alternating springs and elements, each element describing the mass and/or or the moment of inertia of a corresponding part of the drill string and each spring represents at least one of: axial, torsional and/or flexural stiffness of one of the corresponding parts of the drill string, wherein the model describes one or more forces in each element by one or more systems of first- or second-order ordinary equations, wherein each equation comprises a linear part comprising constant coefficients and a non-linear part which includes one or more of: one or more non-linear terms, a or more non-smooth terms, one or more time-dependent terms, and/or one or more coupled terms; and the method comprises recalculating the model for a plurality of time steps, wherein recalculating the model for the respective time step comprises calculating one, two or three dimensional positions, orientations and/or associated derivatives of all elements for the respective time step. time based on one-, two-, or three-dimensional positions, orientations, and/or associated derivatives of all elements at an earlier time step, describing the nonlinear part by a form of expansion with respect to time, and solving the system of equations both analytically or by using exponential integrators for the duration of the respective time step. A method for cleaning a well hole using the above method template is also described.

BR112022017161A 2020-02-27 2021-02-25 METHODS FOR MODELING A DRILLING COLUMN IN A WELL HOLE AND FOR CLEANING A WELL HOLE, SYSTEM, AND, COMPUTER PROGRAM PRODUCT BR112022017161A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB2002753.8A GB202002753D0 (en) 2020-02-27 2020-02-27 Determination of drillstring parameters and associated control
PCT/EP2021/054766 WO2021170765A1 (en) 2020-02-27 2021-02-25 Determination of drillstring parameters and associated control

Publications (1)

Publication Number Publication Date
BR112022017161A2 true BR112022017161A2 (en) 2022-10-11

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
BR112022017161A BR112022017161A2 (en) 2020-02-27 2021-02-25 METHODS FOR MODELING A DRILLING COLUMN IN A WELL HOLE AND FOR CLEANING A WELL HOLE, SYSTEM, AND, COMPUTER PROGRAM PRODUCT

Country Status (6)

Country Link
US (1) US20230151725A1 (en)
BR (1) BR112022017161A2 (en)
CA (1) CA3169074A1 (en)
GB (2) GB202002753D0 (en)
NO (1) NO20220988A1 (en)
WO (1) WO2021170765A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113391373B (en) * 2021-05-10 2023-12-12 三明学院 Young modulus calculation method, device, equipment and storage medium
CN114352191B (en) * 2022-01-11 2023-11-21 北京三一智造科技有限公司 Stratum weakening pretreatment method and pore-forming method
CN115822551A (en) * 2022-09-15 2023-03-21 中国石油天然气集团有限公司 Method, apparatus, device and storage medium for determining downhole weight-on-bit and torque

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7219747B2 (en) * 2004-03-04 2007-05-22 Halliburton Energy Services, Inc. Providing a local response to a local condition in an oil well
GB2534702B (en) * 2013-10-11 2017-04-26 Halliburton Energy Services Inc Control of drill path using smoothing
US10883340B2 (en) * 2016-09-22 2021-01-05 Halliburton Energy Services, Inc. Downhole positioning control system with force compensation
CN110067550B (en) * 2019-01-23 2020-05-01 中国地质大学（武汉） Rotary motion modeling method of drill column system with multiple degrees of freedom and variable parameters

Also Published As

Publication number Publication date
GB202002753D0 (en) 2020-04-15
GB2607536A (en) 2022-12-07
US20230151725A1 (en) 2023-05-18
CA3169074A1 (en) 2021-09-02
GB2607536B (en) 2024-04-03
NO20220988A1 (en) 2022-09-16
WO2021170765A1 (en) 2021-09-02
GB202212402D0 (en) 2022-10-12

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