Well Drilling Engineering Programme English name: Well Drilling Engineering Course number: 040135 Applicable specialties: Petroleum Engineering Period: 54 Credit: 3 Course category: Basic courses in subject Course Type: major course 1. Course Property and objective Drilling engineering is one of the three major courses in PE, which is the petroleum Engineering requirement course. The purpose is let student know oil-gas well drillings essential technology equipment, downhole tools, mastering drilling engineering's essential fundamental, theory and technology, understanding well drilling development trend technology and frontier, preliminarily possessed scientific research ability in drilling engineering, and the ability of oil-field work 2、 Contents Chapter 1 Drilling engineering and geologic conditions Section 1 Underground pressure feature (1)Different underground pressure (2)Underground pressure evaluation (3 Formation fracture pressure Section emphases: reservoir pressure, formation fracture pressure, formation stress prediction principle, test procedure Section difficulty: Abnormal formation pressure and evaluation Section 2: engineering mechanics natrue of rock (1) mechanical characteristic of rock (2)mechanical characteristic rock and the affecting factor in bottomhole condition (3) abrasiveness of rock (4) drilla bility of rock (5 hardness and plasticity factor test (experiment) Section emphases: mechanics nature of rock and the affecting factor, hardness and plasticity evaluation and its application Chapter 2 Drilling tools Section 1 drill bit (1 construction and work principal of blade bit (2) construction and work principal of cone bit (3) construction and work principal of diamond bit, PDc bit (4) bit type and classification Section emphases: cone bit, PDC bits construction and drilling principal Section difficulty: mechanism of cone bit sliping and its application Section 2: drill String (1) function and composition of drill string (2) mode of operation and force analysis of drill string Section emphases: The classification and construction of drill string, design basis of drii string, reason of drill string failure and its prevention Section difficulty: Mechanism analysis of column out of work Chapter 3 Drilling fluids Section 1 Definition and Function of Drilling fluids (1) Definition of Drilling fluids (2) Function of Drilling fluids Section 2 Composition and classification of Drilling fluids (1)Composition of Drilling fluids (2) Classification of Drilling fluid Section 3 Property Drilling fluids (1) Density of Drilling fluid (2)Rheology and its property Adjustment of Drilling fluids (3) Mud cake property and Fluid loss additive in Drilling fluid Section 4 Solids control of Drilling fluid 1) The influence of solid phase to ROP (2) Method of Solids control (3) The Solids control appliance of Drilling fluid (4)Polymeric Flocculant Section 5 Sloughing and caving Prevention measure (1) Indication and harm of Sloughing (2)Caving prevention measure Section 6 Reservoir damage and Completion fluids 1) Primary cause and damage prevention measure of Reservoir (2)Completion fluids
Well Drilling Engineering Programme English name: Well Dr illing Engineer ing Course number: 040135 Applicable specialties: Pet roleum Engineer ing Per iod:54 Credit: 3 Course category: Basic courses in subject Course Type: major course 1、Course Proper ty and Objective Dr illing engineer ing is one of the three major courses in PE, which is the Pet roleum Engineer ing requi rement course. The purpose is let student know oil-gas well dr illing's essential technology , equipment, downhole tools, master ing dr illing engineer ing's essential fundamental, theory and technology, understanding well dr illing development t rend, new technology and f rontier, preliminar ily possessed scientific research ability in dr illing engineer ing, and the ability of oil-field work. 2、Contents Chapter 1 Dr illing engineer ing and geologic conditions Section 1 Underground pressure feature (1) Different underground pressure (2) Underground pressure evaluation (3) Formation f racture pressure Section emphases: reservoi r pressure、formation f racture pressure、formation st ress、 prediction pr inciple、test procedure Section difficulty: Abnormal formation pressure and evaluation Section 2:engineer ing mechanics nat rue of rock (1) mechanical character istic of rock (2) mechanical character istic rock and the affecting factor in bottomhole condition (3) abrasiveness of rock (4) dr illability of rock (5) hardness and plasticity factor test (exper iment) Section emphases:mechanics nature of rock and the affecting factor, hardness and plasticity evaluation and its application. Chapter 2 Dr illing tools Section 1 dr ill bit (1) const ruction and work pr incipal of blade bit (2) const ruction and work pr incipal of cone bit (3) const ruction and work pr incipal of diamond bit, PDC bit (4) bit type and classification Section emphases:cone bit 、PDC bit's const ruction and dr illing pr incipal Section difficulty: mechanism of cone bit sliping and its application Section 2: dr ill St r ing (1) function and composition of dr ill st r ing (2) mode of operation and force analysis of dr ill st r ing Section emphases:The classification and const ruction of dr ill st r ing, design basis of dr ii st r ing, reason of dr ill st r ing failure and its prevention. Section difficulty:Mechanism analysis of column out of work. Chapter 3 Dr illing fluids Section 1 Definition and Function of Dr illing fluids (1) Definition of Dr illing fluids (2) Function of Dr illing fluids Section 2 Composition and Classification of Dr illing fluids (1) Composition of Dr illing fluids (2) Classification of Dr illing fluids Section 3 Proper ty Dr illing fluids (1) Density of Dr illing fluid (2) Rheology and its proper ty Adjustment of Dr illing fluids (3) Mud cake proper ty and Fluid loss additive in Dr illing fluid Section 4 Solids cont rol of Dr illing fluids (1) The influence of solid phase to ROP (2) Method of Solids cont rol (3) The Solids cont rol appliance of Dr illing fluid (4) Polymer ic Flocculant Section 5 Sloughing and caving Prevention measure (1) Indication and harm of Sloughing (2) Caving prevention measure Section 6 Reservoi r damage and Completion fluids (1) Pr imary cause and damage prevention measure of Reservoi r (2) Completion fluids
Chapter emphases: Performance of drilling fluid and adjustment method, solids control and apply performance require of Completion fluid Chapter difficulty: Analysis to drilling fluid performance influence factor, Affects the mechanism of Completion fluid to exploration Explanation: Specialized course Oilfield chemistry, Craft principle of Drilling Fluid narrate Drilling fluid additive and mechanism. This chapter content is the technology base of drilling Chapter 4 optimization of drilling parameters Section 1 Relations of Various Parameters during Drilling (1) The primary factor influencing ROP (2)ROP analysis model (3) Bit wear model (4) Related coefficient of drilling model determineation Section emphases: The factor influencing ROP Section difficulty: Quantify analysis of influence factor Section 2 Optimization of mechanic rock bricking parameters (1) Establishment of objective functions (2 Extremal condition and Constraints of objective function (3) Bit optimum wear, optimum woB and optimum ROP Section emphases: Influence and regulateon of mechanical rock bricking parameters Section difficulty: Establishment and application of objective function Section 3 Design of Hydraulics optimization (1) Hydraulic performance of jet bit (2)Basic relations of water horsepower transmission (3) Calculation of friction pressure in circulation (4)Drill pump operating characteristic (5) Standard of hydraulics optimization (6 Maxium bit hydropower (7) Maxium jet impact force (8) Design of hydraulics Optimization Section emphases: Calculation of hydraulic parameters, the affecting mechanism on ROP Section difficulty: Principle and method of jet drilling optimization design Chapter 5 Well orbit design and track control Section 1 Well track's basic concept (1) Basic parameters of track (2) Calculation parameters of track (3 Graphic method of track Section emphases: Track parameters computational methods Section difficulty: Affection of different computational method Section 2 Track's survey and computation (1 Deviational survey method and briefly introduction of inclinometer (2) Regulation of deviation survey computational data (3) Track computational methods Section emphases: Measure methods and principle, measured parameters track computational methods Section difficulty: Principle and reasonable choice for different computational methods Section 3 Deviation control technology for straight well (1)Well deviation analysis (2) Packed hole assembly in Well deviation control (3)Pendulum assembly in Well deviation control Section emphases: Reason of Well deviation, deviation control method and application Section difficulty: Main Protect deviation control method's mechanism Section 4 Direction well orbit design (1)Direction well orbit classification (2)Conventional two-dimensional direction well Section emphases: Track design methods and application Section 5 Directional well deflecting tool and track control (1) PDM deflecting tool (2)Rotary table drilling deflecting tool (3)Basic method of direction well track control (4 Calculation of hole deflection (5 hole orientation with deflecting tools Section emphases: Method and principle of track control, device and technological process Section difficulty: Influence of controlled variable for track and its determination Section 6 Horizontal well drilling technology introduction (1) Horizontal well concept (2) Horizontal well economic efficiency and application prospect (3) The horizontal well drilling 's difficulty
Chapter emphases:Per formance of dr illing fluid and adjustment method, Solids cont rol and apply, Per formance requi re of Completion fluid. Chapter difficulty:Analysis to dr illing fluid per formance influence factor, Affects the mechanism of Completion fluid to exploration. Explanation:Specialized course Oilfield chemist ry、Craft pr inciple of Dr illing Fluid nar rate Dr illing fluid additive and mechanism. This chapter content is the technology base of dr illing fluid. Chapter 4 Optimization of dr illing parameters Section 1 Relations of Var ious Parameters dur ing Dr illing (1) The pr imary factor influencing ROP (2) ROP analysis model (3) Bit wear model (4) Related coefficient of dr illing model determineation Section emphases:The factor influencing ROP Section difficulty:Quantify analysis of influence factor Section 2 Optimization of mechanic rock br icking parameters (1) Establishment of objective functions (2) Ext remal condition and Const raints of objective function (3) Bit optimum wear、optimum WOB and optimum ROP Section emphases: Influence and regulateon of mechanical rock br icking parameters Section difficulty:Establishment and application of objective function Section 3 Design of Hydraulics Optimization (1) Hydraulic per formance of jet bit (2) Basic relations of water horsepower t ransmission (3) Calculation of f r iction pressure in ci rculation (4) Dr ill pump operating character istic (5) Standard of hydraulics optimization (6) Maxium bit hydropower (7) Maxium jet impact force (8) Design of hydraulics Optimization Section emphases:Calculation of hydraulic parameters, the affecting mechanism on ROP Section difficulty:Pr inciple and method of jet dr illing Optimization design Chapter 5 Well orbit design and t rack cont rol Section 1 Well t rack’s basic concept (1) Basic parameters of t rack (2) Calculation parameters of t rack (3) Graphic method of t rack Section emphases:Track parameter ’s computational methods. Section difficulty:Affection of different computational methods. Section 2 Track’s survey and computation (1) Deviational survey method and br iefly int roduction of inclinometer (2) Regulation of deviation survey computational data (3) Track computational methods Section emphases:Measure methods and pr inciple, measured parameter ’s t rack computational methods. Section difficulty:Pr inciple and reasonable choice for different computational methods. Section 3 Deviation cont rol technology for st raight well (1) Well deviation analysis (2) Packed hole assembly in Well deviation cont rol (3) Pendulum assembly in Well deviation cont rol Section emphases: Reason of Well deviation, deviation cont rol method and application. Section difficulty:Main Protect deviation cont rol method’s mechanism Section 4 Di rection well orbit design (1) Di rection well orbit classification (2) Conventional two-dimensional di rection well Section emphases:Track design methods and application. Section 5 Di rectional well deflecting tool and t rack cont rol (1) PDM deflecting tool (2) Rotary table dr illing deflecting tool (3) Basic method of di rection well t rack cont rol (4) Calculation of hole deflection (5) hole or ientation with deflecting tools Section emphases:Method and pr inciple of t rack cont rol, device and technological process. Section difficulty:Influence of cont rolled var iable for t rack and its determination. Section 6 Hor izontal well dr illing technology int roduction (1) Hor izontal well concept (2) Hor izontal well economic efficiency and application prospect (3) The hor izontal well dr illing's difficulty
Section emphases: Horizontal well's technology and application, Key technologies, development and applicatio Section difficulty: Horizontal well's track control technology and its application Chapter 6 oil&gas well pressure control Section 1 Wellbore and Formation pressure system (1) Relation of wellbore and Formation pressure (2)Balanced drilling (3)Underbalanced drilling Section emphases: Well pressure system and pressure balance relations, balance pressure, under balanced drilling and application Section difficulty: Influence mechanism of various pressures to well drilling Section 2 formation fluids invasion and examination 1)Formation fluid invasion in well bore (2) Annular Two-Phase Flow in Wellbores distribution and flow characteristics while gas cutting (3) Formation fluids invasion and examination Section emphases: Formation fluid invasions examination method and theory. Section difficulty: Gas cut influence Section 3 Control of formation fluid invasion (1 shutting in procedure while well kick (2) drilling fluids density calculation in kill well (3)Killing well 's theory and method Section emphases: Relationship of SPP, CP and reservoir pressure; Relationship of casing shoe pressure and formation fracture pressure; Various pressure balance and computation. Section difficulty: Influence of Gas invasion to pressure system Chapter 7 Casing Cementing and well completion Section 6 Wellbore structure design (1)Casing type tructure designs principal (3)Design coefficient (4)Well structure design's methods (5 Casing and wellbore size determineation Section emphases: Foundation and design method of Well structure design Section difficulty: The determination of casing setting depth Section 2 Casing string's design (1)Casing and casing string (2)Casing strings stress analysis and casing strength (3) Casing strength's principle of design Section emphases: Casing string design method and project Section difficulty: Under many load functions intensity criterion and practical application Section 3 Cement injection technology (1)Oil well cement (2) The relationship of cement characteristic and cementing engineering (3) Leading fluid system (4)Improving cementing quality measure Section emphases: Influence well cementation quality's primary factor and countermeasure Section difficulty: Wellbore diameter, flow pattern, rheology, technology's influence to cementing quality, gelling bridge resulted weight loss mechanism, affecting factors in gas well cementing, engineering strategy. Section 4 Completion Technique 1) Reservoir drilling (2)Oil&gas well completion principle and downhole structure type (3)Open hole completion (4) Perforation plet (5) Sand control completion (6 Special well completion (7)Well completion wellhead Section emphases: Completion technique methods, feature and suita bility Section difficulty: The relationship of completion methods and oil reservoir exploitation Chapter 8 other drilling technique and operation Section 1 Borehole problems and treatment (1) Well blowout and treatment (2)Lost circulation and treatment (3)Pipe Sticking and treatment (4)Drilling toll accident and treatment (5)Downhole fish/junk and treatment Section emphases: lost circulation, pipe sticking and treatment. Section difficulty: pipe sticking point determination with mechanical calculation method Section 2 Coring technology (1)Outline
Section emphases:Hor izontal well’s technology and application, Key technologies、development and application. Section difficulty:Hor izontal well’s t rack cont rol technology and its application Chapter 6 Oil&gas well pressure cont rol Section 1 Wellbore and Formation pressure system (1) Relation of wellbore and Formation pressure (2) Balanced dr illing (3) Underbalanced dr illing Section emphases:Well pressure system and pressure balance relations, balance pressure, under balanced dr illing and application. Section difficulty:Influence mechanism of var ious pressures to well dr illing. Section 2 Formation fluids invasion and examination (1) Formation fluid invasion in well bore (2) Annular Two-Phase Flow in Wellbores dist r ibution and flow character istics while gas cutting (3) Formation fluids invasion and examination Section emphases:Formation fluid invasion’s examination method and theory. Section difficulty:Gas cut influence Section 3 Cont rol of formation fluid invasion (1) shutting in procedure while well kick (2) dr illing fluids density calculation in kill well (3) Killing well ‘s theory and method Section emphases:Relationship of SPP, CP and reservoi r pressure; Relationship of casing shoe pressure and formation f racture pressure; Var ious pressure balance and computation. Section difficulty:Influence of Gas invasion to pressure system. Chapter 7 Casing & Cementing and well completion Section 6 Wellbore st ructure design (1) Casing type (2) Well st ructure design’s pr incipal (3) Design coefficient (4) Well st ructure design’s methods (5) Casing and wellbore size determineation Section emphases:Foundation and design method of Well st ructure design. Section difficulty:The determination of casing setting depth Section 2 Casing st r ing’s design (1) Casing and casing st r ing (2) Casing st r ing’s st ress analysis and casing st rength (3) Casing st rength’s pr inciple of design Section emphases:Casing st r ing design method and project. Section difficulty:Under many load functions intensity cr iter ion and practical application. Section 3 Cement injection technology (1) Oil well cement (2) The relationship of cement character istic and cementing engineer ing (3) Leading fluid system (4) Improving cementing quality measuree Section emphases:Influence well cementation quality’s pr imary factor and countermeasure Section difficulty:Wellbore diameter、flow pattern、rheology、technology’s influence to cementing quality, gelling, br idge resulted weight loss mechanism, affecting factors in gas well cementing, engineer ing st rategy. Section 4 Completion Technique (1) Reservoi r dr illing (2) Oil&gas well completion pr inciple and downhole st ructure type (3) Open hole completion (4) Per foration completion (5) Sand cont rol completion (6) Special well completion (7) Well completion wellhead Section emphases:Completion technique methods, feature and suitability. Section difficulty:The relationship of completion methods and oil reservoi r exploitation. Chapter 8 Other dr illing technique and operation Section 1 Borehole problems and t reatment (1) Well blowout and t reatment (2) Lost ci rculation and t reatment (3) Pipe Sticking and t reatment (4) Dr illing toll accident and t reatment (5) Downhole fish/junk and t reatment Section emphases:lost ci rculation、pipe sticking and t reatment. Section difficulty:pipe sticking point determination with mechanical calculation method Section 2 Cor ing technology (1) Outline
(2)Coring tool (3) Enhancing core recovery Section emphases: Understanding each kind coring technology and feature Section difficulty: High pressure sealed coring device and the mechanism of technology Section 3 Casing exiting technology (1) Casing exiting with whipsto (2)Casing exiting with expansion casing mill The teacher should unify the curriculum course content to supplement the partial correlation discipline frontier research content, and new technology application content. The mprotantance is the well drilling engineering theory and its application, Introducing some multi-disciplinary know ledge suitably in the drilling engineering application. While insuring curriculum course content systematic, to stress on key point of each chapter in teaching and list the knowledge spot in lesson plan 3. Essential requirements of curriculum teaching 1. This curriculum's teaching includes the classroom teaching, student studying independently exercise discussion, experiment, homework, tutoring, mid semester examines and terminal examinations and so on 2. The classroom instruction uses heuristic or discussion teaching method, with computer multimedia, let theory connect with production reality 3. Asking students preparation before lessons, Through self studies to strengthen knowledge KA ability 4. Through curriculum teaching, upon understanding and grasping the knowledge which the teaching programme requested, students can apply these knowledge correctly analysis and solution actual problems, has certain engineering quality 4 Curriculum study period assignment Teaching contents periods 1. Exordium 2. Drilling engineering geologic conditions 3. Drill tools Drill fluids 5.Drilling parameters optimization 6. Wellbore orbit design and track control 2464606 7. oil&gas well presssure control 8. Well cementation and well completion 9.other drilling technology and operations Total 54 5, Teaching material and teaching reference book [1]Theory and Technology of Drilling Engineering, Petroleum university publishing company, Guan zhichuan and so on [2]Well Drilling Technology Fundamentals Volume one\two\three, Liu xisheng, oil industry publishing company [3JUtility Drilling Engineering, Xu yunying (interpret), Parent company information research nstitute [4JApplied Drilling Engineering, Adam T. Bourgoyne etc [5JA Prime of Oilwell Drilling, 5th Edition(revised) 6]The Rotary Rig and its Components, 4th Edition [7 Related the SPE literature, related specialized literature of Chinese periodical net Writer(signature): Nie Cuiping Proofreader(signature): Guo Jianmin Reader(signature&stamp): Li Q Ratifier(signature&stamp): Cui Zhijian 《钻井工程》课程教学大纲 英文名称: Drilling Engineering 课程编号:040135 适用专业:石油工程 学时:54 课程类别:学科大类基础课 课程性质:主干课程 课程的性质和目的
(2) Cor ing tool (3) Enhancing core recovery Section emphases:Understanding each kind Cor ing technology and feature. Section difficulty:High pressure sealed cor ing device and the mechanism of technology. Section 3 Casing exiting technology (1) Casing exiting with whipstocks (2) Casing exiting with expansion casing mill The teacher should unify the cur r iculum course content to supplement the par tial cor relation discipline f rontier research content, and new technology application content. The improtantance is the well dr illing engineer ing theory and its application, Int roducing some multi-disciplinary knowledge suitably in the dr illing engineer ing application. While insur ing cur r iculum course content systematic, to st ress on key point of each chapter in teaching and list the knowledge spot in lesson plan. 3 、Essential requi rements of cur r iculum teaching 1. This cur r iculum's teaching includes the classroom teaching、student studying independently, exercise discussion, exper iment, homework, tutor ing, mid Semester examines and Terminal examinations and so on . 2. The classroom inst ruction uses heur istic or discussion teaching method, with computer multimedia, let theory connect with production reality. 3. Asking students preparation before lessons, Through self studies to st rengthen knowledge KA ability. 4. Through cur r iculum teaching, upon understanding and grasping the knowledge which the teaching programme requested, students can apply these knowledge cor rectly, analysis and solution actual problems, has cer tain engineer ing quality. 4 、Cur r iculum study per iod assignment Teaching contents periods 1. Exordium 2 2. Drilling engineering geologic conditions 4 3. Drill tools 6 4. Drill fluids 4 5. Drilling parameters optimization 6 6. Wellbore orbit design and track control 10 7. Oil&gas well presssure control 6 8. Well cementation and well completion 10 9.Other drilling technology and operations 6 Total 54 5 、Teaching mater ial and teaching reference book [1]Theory and Technology of Dr illing Engineer ing, Pet roleum university publishing company,Guan zhichuan and so on. [2]Well Dr illing Technology Fundamentals ,Volume one\two\three,Liu xisheng, Oil indust ry publishing company. [3]Utility Dr illing Engineer ing,Xu yunying(interpret), Parent company information research institute [4]Applied Dr illing Engineer ing，Adam T. Bourgoyne etc. [5]A Pr ime of Oilwell Dr illing，5th Edition(Revised) [6]The Rotary Rig and its Components，4th Edition [7] Related the SPE literature, related specialized literature of Chinese per iodical net Wr iter(signature): Nie Cuiping Proof reader(signature):Guo Jianmin Reader(signature&stamp):Li Qi Ratifier(signature&stamp):Cui Zhijian 《钻井工程》课程教学大纲 英文名称： Drilling Engineering 课程编号：040135 适用专业：石油工程 学时：54 学分：3 课程类别：学科大类基础课 课程性质：主干课程 一、课程的性质和目的
该课程是石油工程专业的三门主干专业课之一,为石油工程专业必修课。目的是使学生了解油气钻井的基本工艺流程 常用钻井设备与井下工具,掌握钻井工程技术原理、理论方法与现场应用;了解钻井工程技术的发展趋势、新技术和新 工艺;了解学科硏究的前沿内容。通过该课程的学习,具备从事钻井工程领域科学硏究的基础、具备油气井工程现场工 程施工的一定工程素质。 二、课程教学内容 绪论 (1)钻机的组成及钻井工具 (2)钻井工艺流程及井身结构 (3)钻井的工程地质条件 第一章钻井的工程和地质条件 第一节地下压力特性 (1)地下各种压力 (2)地下压力评价 (3)地层破裂压力 本节重点:地层压力、地层破裂压力、地应力,预测原理、测试方法; 本节难点:异常地层压力成因及其评价。 第二节岩石的工程力学性质 (1)岩石的机械性质 (2)井底条件下岩石的机械性质及其影响因素 (3)岩石研磨性 (4)岩石的可钻性 (5)硬度及塑性系数实验(实验课) 本节重点:岩石的力学性质及其影响因素,硬度与塑性的评价及其应用 第二章钻进工具 第一节钻头 (1)刮刀钻头的结构及工作原理 (2)牙轮钻头的结构及工作原理 (3)金刚石材料钻头的结构及工作原理 (4)钻头的类型及分类法 本节重点:牙轮钻头、PDC钻头的结构及其破岩原理; 本节难点:牙轮钻头产生滑动的的机理及其应用 第二节钻柱 (1)钻柱的作用与组成 (2)钴钻柱的工作状态及受力分析 本节重点:钻柱的结构及其分类,钻柱设计基础;钻柱失效的原因及其预防 本节难点:钻柱失效机理分析 第三章钻井液 第一节钻井液的定义及功用 (1)钻井液的定义 (2)钻井液的功用 第二节钻井液的组成和分类 (1)钻井液的组成 (2)钻井液的分类 第三节钻井液的性能 (1)钻井液的密度 (2)钻井液的流变性能及调整 (3)钻井液的造壁性能及降滤失量剂 第四节钻井液的固相控制 (1)钻井液中的固相对钻速的影响 (2)固相控制方法 (3)钻井液固相控制设备 (4)聚合物絮凝剂 第五节井塌及防塌措施 (1)井場的征兆与危害 (2)防止井壁坍場的措施 第六节油气层保护及完井液 (1)储层损害的主要原因及防止措施 (2)完井液 本章重点:钻井液主要性能指标及其调节方法,固控系统及其使用,完井液性能要求 本章难点:影响钻井液性能的因素分析,完井液对于油气开发的影响机理。 说明:在专业方向课《油田化学》、《钻井液工艺原理》重点讲述钻井液添加剂 及其作用机理。本章内容为钻井液技术基础 第四章钻进参数优选 第一节钻进过程中各参数间的基本关系
该课程是石油工程专业的三门主干专业课之一，为石油工程专业必修课。目的是使学生了解油气钻井的基本工艺流程、 常用钻井设备与井下工具，掌握钻井工程技术原理、理论方法与现场应用；了解钻井工程技术的发展趋势、新技术和新 工艺；了解学科研究的前沿内容。通过该课程的学习，具备从事钻井工程领域科学研究的基础、具备油气井工程现场工 程施工的一定工程素质。 二、课程教学内容 绪论 （1）钻机的组成及钻井工具 （2）钻井工艺流程及井身结构 （3）钻井的工程地质条件 第一章 钻井的工程和地质条件 第一节 地下压力特性 （1）地下各种压力 （2）地下压力评价 （3）地层破裂压力 本节重点：地层压力、地层破裂压力、地应力，预测原理、测试方法； 本节难点：异常地层压力成因及其评价。 第二节 岩石的工程力学性质 （1）岩石的机械性质 （2）井底条件下岩石的机械性质及其影响因素 （3）岩石研磨性 （4）岩石的可钻性 （5）硬度及塑性系数实验（实验课） 本节重点：岩石的力学性质及其影响因素，硬度与塑性的评价及其应用。 第二章 钻进工具 第一节 钻头 （1）刮刀钻头的结构及工作原理 （2）牙轮钻头的结构及工作原理 （3）金刚石材料钻头的结构及工作原理 （4）钻头的类型及分类法 本节重点：牙轮钻头、PDC钻头的结构及其破岩原理； 本节难点：牙轮钻头产生滑动的的机理及其应用。 第二节 钻柱 （1）钻柱的作用与组成 （2）钻柱的工作状态及受力分析 本节重点：钻柱的结构及其分类，钻柱设计基础；钻柱失效的原因及其预防。 本节难点：钻柱失效机理分析。 第三章 钻井液 第一节 钻井液的定义及功用 （1）钻井液的定义 （2）钻井液的功用 第二节 钻井液的组成和分类 （1）钻井液的组成 （2）钻井液的分类 第三节 钻井液的性能 （1）钻井液的密度 （2）钻井液的流变性能及调整 （3）钻井液的造壁性能及降滤失量剂 第四节 钻井液的固相控制 （1）钻井液中的固相对钻速的影响 （2）固相控制方法 （3）钻井液固相控制设备 （4）聚合物絮凝剂 第五节 井塌及防塌措施 （1）井塌的征兆与危害 （2）防止井壁坍塌的措施 第六节 油气层保护及完井液 （1）储层损害的主要原因及防止措施 （2）完井液 本章重点：钻井液主要性能指标及其调节方法，固控系统及其使用，完井液性能要求； 本章难点：影响钻井液性能的因素分析，完井液对于油气开发的影响机理。 说 明：在专业方向课《油田化学》、《钻井液工艺原理》重点讲述钻井液添加剂 及其作用机理。本章内容为钻井液技术基础。 第四章 钻进参数优选 第一节 钻进过程中各参数间的基本关系