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Rubber Structures in Oil and Gas Equipment [Kietas viršelis]

(Southwest Petroleum University),
  • Formatas: Hardback, 178 pages, aukštis x plotis: 234x156 mm, weight: 510 g, 13 Tables, black and white; 2 Line drawings, color; 111 Line drawings, black and white; 6 Halftones, color; 106 Halftones, black and white; 8 Illustrations, color; 217 Illustrations, black and white
  • Išleidimo metai: 16-Jun-2022
  • Leidėjas: CRC Press
  • ISBN-10: 0367897237
  • ISBN-13: 9780367897239
Kitos knygos pagal šią temą:
  • Formatas: Hardback, 178 pages, aukštis x plotis: 234x156 mm, weight: 510 g, 13 Tables, black and white; 2 Line drawings, color; 111 Line drawings, black and white; 6 Halftones, color; 106 Halftones, black and white; 8 Illustrations, color; 217 Illustrations, black and white
  • Išleidimo metai: 16-Jun-2022
  • Leidėjas: CRC Press
  • ISBN-10: 0367897237
  • ISBN-13: 9780367897239
Kitos knygos pagal šią temą:

Rubber products are widely used in all aspects of oil and gas drilling and production, which play an important role in oil and gas development. The performances of rubber products determine the safe and efficient development of oil and gas. In this book, rubber experiment and the constitutive model have been introduced.



Rubber products are widely used in all aspects of oil and gas drilling and production, which play an important role in oil and gas development. The performances of rubber products determine the safe and efficient development of oil and gas. In this book, rubber experiment and the constitutive model have been introduced. The rubber sealing ring, metal-rubber sealing structure, stator rubber of PDM, wellhead BOP and downhole rubber packer have been investigated. The mechanical properties and sealing properties of rubber structures have been studied. These contents can provide a basis for the design, manufacture and maintenance of rubber structures.

Preface iii
1 Background
1(8)
1.1 Introduction
1(1)
1.2 Rubber used in the field of oil and gas equipment
1(8)
1.2.1 Rubber sealing ring
2(1)
1.2.2 Metal-rubber sealing structure in roller cone bit
3(1)
1.2.3 Screw drill rubber lining
4(1)
1.2.4 Seal structure of the pump
5(1)
1.2.5 Wellhead blowout preventer
6(1)
1.2.6 Packer
6(1)
References
7(2)
2 A Rubber Experiment and the Constitutive Model
9(19)
2.1 Rubber's material properties
9(1)
2.2 Nonlinear characteristics
9(4)
2.2.1 Material nonlinearity
9(1)
2.2.2 Geometry nonlinearity
10(2)
2.2.3 Contact nonlinearity
12(1)
2.3 Rubber constitutive model
13(3)
2.3.1 The constitutive relation of rubber
13(1)
2.3.2 Structural model of synthetic rubber
14(1)
2.3.3 The constitutive model
15(1)
2.4 Single-axis stretching experiment
16(4)
2.4.1 Experiment design
16(1)
2.4.2 Experiment results
16(1)
2.4.2.1 Fatigue damage resistance
16(1)
2.4.2.2 Stress-strain curve
17(1)
2.4.2.3 Elastic modulus
18(2)
2.5 Rubber friction wear
20(8)
2.5.1 Test materials and processes
20(1)
2.5.1.1 Testing material
20(1)
2.5.1.2 Experiment process
21(1)
2.5.2 Test results
22(1)
2.5.2.1 Effect of speed on the friction coefficient
22(1)
2.5.2.2 Effect of sand content on friction coefficient and wear
23(2)
2.5.3 Surface morphology of rubber wear
25(1)
References
26(2)
3 Mechanical Behavior and Sealing Performance of the Rubber Sealing Rings
28(46)
3.1 Materials and methods
28(1)
3.2 O-ring
29(15)
3.2.1 Tribology experiment
29(1)
3.2.2 Static sealing performance
30(1)
3.2.2.1 Sealing performance
30(1)
3.2.2.2 Effect of the fluid pressure
30(2)
3.2.2.3 Effect of the friction coefficient
32(1)
3.2.2.4 Effect of the compression ratio
33(2)
3.2.3 Dynamic sealing performance
35(1)
3.2.3.1 Sealing performance
35(1)
3.2.3.2 Effect of the fluid pressure
36(1)
3.2.3.3 Effect of the friction coefficient
37(3)
3.2.3.4 Effect of the compression ratio
40(1)
3.2.4 Bitten failure analysis
41(3)
3.3 D-ring
44(6)
3.3.1 Sealing performance
44(2)
3.3.2 Effect of the compression amount
46(1)
3.3.3 Effect of the fluid pressure
47(1)
3.3.4 Effect of the rubber hardness
47(2)
3.3.5 Dynamic sealing performance
49(1)
3.4 X-ring
50(9)
3.4.1 Static seal characteristics
50(1)
3.4.1.1 Effect of the compression amount
51(2)
3.4.1.2 Effect of the friction coefficient
53(1)
3.4.1.3 Effect of the fluid pressure
54(1)
3.4.1.4 Effect of the rubber hardness
54(1)
3.4.2 Improvement of the sealing ring section
54(2)
3.4.2.1 Performance of the static seal
56(2)
3.4.2.2 Performance of the reciprocating seal
58(1)
3.5 Rectangular ring
59(4)
3.5.1 Effect of the initial compression ratio
59(2)
3.5.2 Effect of the fluid pressure
61(1)
3.5.3 Effect of the friction coefficient
61(1)
3.5.4 Effect of the rubber hardness
62(1)
3.6 Bio-mimetic ring
63(11)
3.6.1 Structure design
63(1)
3.6.2 Static sealing performances
64(1)
3.6.2.1 Stress on the sealing ring
64(2)
3.6.2.2 Effect of the compression amount
66(1)
3.6.2.3 Effect of the friction coefficient
67(1)
3.6.2.4 Effect of the fluid pressure
68(1)
3.6.2.5 Effect of the rubber material
68(1)
3.6.3 Dynamic sealing performances
68(1)
3.6.3.1 Comparison with other sealing rings
68(2)
3.6.3.2 Effect of compression amount
70(1)
3.6.3.3 Effect of friction coefficient
70(2)
3.6.3.4 Effect of fluid pressure
72(1)
3.6.3.5 Effect of rubber hardness
72(1)
References
73(1)
4 Metal-rubber Sealing Structure in the Roller Cone Bit
74(21)
4.1 Sealing structure
74(1)
4.2 Materials and models
75(1)
4.3 Metal sealing system
76(11)
4.3.1 Effect of the fluid pressure
76(1)
4.3.1.1 No fluid pressure
76(2)
4.3.1.2 Fluid pressure
78(3)
4.3.2 Effect of the compression ratio
81(1)
4.3.3 Effect of fluid pressure
82(1)
4.3.4 Effect of the inclination angle
83(1)
4.3.5 Effect of the ambient temperature
84(3)
4.4 HAR and O-ring
87(7)
4.4.1 Sealing performance
87(1)
4.4.2 Effect of the compression ratio
88(2)
4.4.3 Effect of the fluid pressure
90(1)
4.4.4 Effect of the ambient temperature
91(1)
4.4.5 Effect of the friction coefficient
92(2)
4.5 Conclusions
94(1)
References
94(1)
5 Stator Rubber of the Positive Displacement Motor (PDM)
95(26)
5.1 Failure analysis of power section assembly
96(3)
5.1.1 Fault tree model
96(1)
5.1.2 Failure analysis and improvement measures
97(2)
5.2 Rubber lining of the PDM
99(1)
5.3 Heat source analysis and the heat generation mathematical model
100(1)
5.3.1 Mathematical model of heat generation in rubber bushing
100(1)
5.3.2 Heat conduction differential equation
101(1)
5.3.3 Basic assumptions
101(1)
5.4 Thermal mechanical coupling effect
101(10)
5.4.1 Uniform temperature field analysis
101(2)
5.4.2 Non-uniform temperature field analysis
103(3)
5.4.3 Factors influencing the temperature rise
106(1)
5.4.3.1 Effect of the hydrostatic pressure
107(1)
5.4.3.2 Effect of the rotor speed
107(1)
5.4.3.3 Effect of the rubber hardness
108(1)
5.4.3.4 Effect of the Poisson's ratio
109(1)
5.4.3.5 Effect of the strata temperature
109(1)
5.4.3.6 Effect of the differential pressure
109(2)
5.5 Mechanical behavior without heat effect
111(9)
5.5.1 Stress and strain on the rubber lining
111(2)
5.5.2 Effect of the drilling fluid pressure
113(1)
5.5.3 Effect of the rubber hardness
114(1)
5.5.4 Effect of the downhole temperature
115(2)
5.5.5 Effect of the pressure difference
117(3)
5.6 Conclusions
120(1)
References
120(1)
6 Sealing Structure of the Pump
121(20)
6.1 Seals for pumps
121(1)
6.1.1 Fracturing pump
121(1)
6.1.2 Mud pump
121(1)
6.2 The plunger seal of the fracturing pump
122(7)
6.2.1 Numerical model
122(1)
6.2.2 Structural parameters of the non-sealing ring
123(1)
6.2.2.1 Effect of the support ring angle
123(1)
6.2.2.2 Effect of the pressure ring angle
124(1)
6.2.2.3 Effect of the friction coefficient
125(1)
6.2.3 Structural parameters of the sealing ring
126(1)
6.2.3.1 Effect of the lip angle
126(1)
6.2.3.2 Effect of the sealing surface length
127(1)
6.2.3.3 Effect of the interference of sealing ring
128(1)
6.2.3.4 Effect of the sealing ring number
129(1)
6.3 Plunger seal of mud pump
129(12)
6.3.1 Numerical model
129(2)
6.3.2 Force of mud pump piston
131(1)
6.3.3 Factors influencing the piston's performance
131(1)
6.3.3.1 Effect of the working load
131(1)
6.3.3.2 Effect of the friction coefficient
132(1)
6.3.3.3 Effect of the inner wall width
133(2)
6.3.3.4 Effect of the interference
135(1)
6.3.3.5 Effect of the thickness
136(1)
6.3.4 Improvement of the rubber cup
137(3)
References
140(1)
7 Wellhead Blowout Preventer
141(20)
7.1 BOP
141(2)
7.1.1 Overview of a BOP
141(1)
7.1.1.1 Semi-enclosed ram BOP
141(1)
7.1.1.2 Shear ram BOP
141(1)
7.1.1.3 Rotary BOP
142(1)
7.2 Ram BOP
143(7)
7.2.1 Finite element model
143(1)
7.2.2 Results and discussions
144(1)
7.2.2.1 Effect of the load
144(1)
7.2.2.2 Effect of the inner radius of the rubber core
144(2)
7.2.2.3 Effect of the rubber core's height
146(2)
7.2.3 Erosion of the BOP's ram's rubber
148(2)
7.3 Shearing ram BOP
150(5)
7.3.1 Finite element model
150(1)
7.3.2 Results and discussions
150(1)
7.3.2.1 Floating bottom seal structure
150(5)
7.3.2.2 Chamfer of the lower ram
155(1)
7.4 Rotary BOP
155(6)
7.4.1 Numerical calculation model
155(1)
7.4.2 Results and discussions
156(1)
7.4.2.1 Effect of the well fluid pressure
156(1)
7.4.2.2 Effect of the friction coefficient
157(1)
7.4.2.3 Effect of length of the main sealing surface
158(1)
7.4.2.4 Effect of the outer cone angle
159(1)
References
160(1)
8 Downhole Rubber Packer
161(16)
8.1 Introduction
161(1)
8.2 Compression packer
161(10)
8.2.1 Finite element model
161(2)
8.2.2 Effect of structural parameters
163(1)
8.2.2.1 Rubber cylinder height
163(1)
8.2.2.2 End face of the rubber cylinder
164(1)
8.2.2.3 Rubber cylinder sub-thickness
165(1)
8.2.2.4 Spacer ring diameter at both ends of the rubber cylinder
166(2)
8.2.2.5 The friction coefficient
168(1)
8.2.2.6 Axial load
169(2)
8.3 Expansion packer
171(6)
8.3.1 Finite element model
171(1)
8.3.2 Effect of structural parameters
172(1)
8.3.2.1 Inclination of the rubber tube shoulder
172(1)
8.3.2.2 Thickness
173(1)
8.3.2.3 Length
174(1)
8.3.3 Effect of other parameters
174(1)
8.3.3.1 Chamfering of the rubber cylinder seat
174(1)
8.3.3.2 Gap between the rubber tube and the casing
175(1)
References
176(1)
Index 177
Jie Zhang, Associate Professor at Southwest Petroleum University. He has research interests in the area of energy equipment design, pipeline mechanics and geothermal energy utilization. Research projects include National Natural Science Foundation of China, China Postdoctoral Science Foundation, Sichuan Science and Technology Project, etc. He has published more than 60 papers and 3 monographs. He has obtained 13 Chinese invention patents and 3 scientific and technological progress awards of Sichuan Province.

Chuanjun Han, Professor at Southwest Petroleum University, is mainly engaged in the design, simulation and manufacturing of petroleum machinery. Research projects include the National Natural Science Foundation of China, China Postdoctoral Fund, Sichuan Outstanding Youth Fund, etc. More than 50 research papers and 2 monographs have been published. He has won the second prize of National Science and Technology Progress Award and the first prize of Sichuan Science and Technology Progress Award, and is a reserve candidate for academic and technological leaders in Sichuan Province.