MSC Software Confidential MSC Software Confidential

Development of Seal Systems for High Pressure

High Temperature (HPHT) Applications

2013 MSC Users Conference

Presented By: Goang-Ding Shyu, Sibu Varghese, Dustin Jordy, Daniel Ewing,

Matthew Krueger, Baker Hughes Incorporated

May 14, 2013

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• Introduction

• Seal Design Considerations

• Completion Packers

• Packer-to-Tubing Seals

• Conclusion

Agenda

2

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High Pressure High Temperature (HPHT)

(Reproduced with permission from http://www.theoildrum.com/node/6135)

Introduction

3

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• Temperature

• Chemical

Environment

• Duration of

Usage

Seal Design Considerations

4

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Seal Design Considerations – Materials for HPHT

5

FFKM = Perfluoroelastomer

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Elastomer Evolution in the Oil Industry

6

<1924

Natural Rubber

1936

Neoprene 1940s

Nitrile 1954

Fluoroelastomer 1960s

Perfluoroelastomer

Aflas

1975

Hydrogenated Nitrile

1986

1000X

3000X

10X

1X

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• Pressure Differential

• Extrusion Gap/Backup system

• Seal Geometry

Seal Design Considerations

7

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Completion Packers – Axial Compression

8

Premier Packer

(Animation)

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Worn Casing

Completion Packers – Axial Compression

9

(Animation)

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Completion Packers – Radial Expansion

10

ZXP Packer

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Completion Packers – Radial Expansion

11

(Animation)

ZXP Packer

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Completion Packers – Problem Diagnosis

12

(Animation)

Buckling Load

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Completion Packers – Problem Diagnosis

13

Heat Generation

due to Plastic

Deformation

and Friction

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Packer-to-Tubing Seals

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Packer-to-Tubing Seals – Bonded Seal

15

(Animation)

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Packer-to-Tubing Seals – Seal Stack

16

(Animation)

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Packer-to-Tubing Seals – Bullet Seal

17

(Animation)

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• MSC.Marc is an indispensable part of seal design verification,

optimization and failure diagnosis

• Tools for HPHT applications require not only development of new

materials but also ingenuity in design.

Conclusion

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Questions?