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AS/NZS 2885.5-2002 pipelines-gas and liquid petroleum - field pressure testing

Standard Number:  AS/NZS 2885.5-2002
Title:  pipelines-gas and liquid petroleum - field pressure testing
Language:  English
Publication Date:  2002/4/4
Execute Date:  2002/4/4
Status:  Withdrawn
Publisher:  Australia Standards(AS)
Price:  
Number of Pages:89P.;A4  

Description:specifies methods for the pressure testing of petroleum pipelines in accordance with as 2885.1 and as 2885.3. it may also be used for testing other pipelines including those designed to as 1697.  
Catalog:Document Contents
AS/NZS 2885.5:2002 PIPELINES-GAS AND LIQUID PETROLEUM - FIELD PRESSURE TESTING
PREFACE
CONTENTS
SECTION 1 SCOPE AND GENERAL
1.1 BASIS OF SECTION
1.2 APPLICATION
1.3 PURPOSE OF TESTS
1.3.1 Strength test
1.3.2 Leak test
1.4 DESIGNATION OF TEST METHODS
1.4.1 Strength tests
1.4.2 Leak-tightness
1.5 REFERENCED DOCUMENTS
1.6 DEFINITIONS
1.6.1 Allowable test uncertainty
1.6.2 End-point
1.6.3 End-point, half-slope
1.6.4 End-point, offset volume
1.6.5 Hold period (hold time)
1.6.6 Industrial gauge
1.6.7 Leak
1.6.8 Leak test
1.6.9 Leak-tightness
1.6.10 Pressure
1.6.11 Pressure change, allowable unaccountable
1.6.12 Pressure, mill test
1.6.13 Pressure strength (of a test section)
1.6.14 Pressure/added volume (p/V) plot
1.6.15 Residual air (air content)
1.6.16 Strength test
1.6.17 Test gauge
1.6.18 Test program
1.6.19 Test section
1.6.20 Transducer
1.7 TESTING PERSONNEL
1.8 NOTATION
1.9 CONVERSION TO SI UNITS
1.10 ROUNDING OF NUMBERS
SECTION 2 EQUIPMENT AND TEST LIQUID
2.1 BASIS OF SECTION
2.2 ACCURACY, SENSITIVITY, AND REPEATABILITY OF EQUIPMENT
2.2.1 General
2.2.2 Pressure-measuring equipment
2.2.3 Verification of pressure-measuring equipment
2.2.4 Volume-measuring equipment
2.2.5 Verification of volume-measuring equipment
2.2.6 Temperature- measuring equipment
2.2.7 Verification of temperature-measuring equipment
2.3 COMMUNICATIONS AND TRANSPORT
2.4 INSTALLATION AND LOCATION OF TEST EQUIPMENT
2.4.1 General
2.4.2 Pressure gauges
2.4.3 Temperature measurement
2.5 TEST LIQUID
2.5.1 Type of test liquid
2.5.2 Selection of test liquid
2.6 PROCEDURES AND PRECAUTIONS WHERE TEST FLUID IS PETROLEUM LIQUID
SECTION 3 PREPARATION FOR TESTS
3.1 BASIS OF SECTION
3.2 SELECTION AND DESIGN OF TEST SECTIONS
3.3 TEST PROGRAM
3.4 TEST SECTION
3.5 SITE WORK
SECTION 4 PRESSURE TESTING
4.1 BASIS OF SECTION
4.2 FILLING
4.3 PRESSURIZATION
4.3.1 General
4.3.2 Pretesting
4.3.3 Mechanical interference joints
4.4 PRESSURE-CONTROLLED TEST
4.5 VOLUME/STRAIN-CONTROLLED TEST
4.6 TEST PRESSURES
4.6.1 Strength test
4.6.2 Leak test
4.6.3 Combined strength and leak test
4.7 HOLD PERIOD
4.7.1 Strength test
4.7.2 Leak test
4.7.3 Thermal stability for a leak test
4.7.4 Observed leaks during pressurizing for a strength test
4.7.5 Observed leaks during the strength test hold period
4.7.6 Observed leaks during leak test
4.7.7 Interrupted hold period
SECTION 5 ASSESSMENT OF STRENGTH AND LEAK TESTS
5.1 BASIS OF SECTION
5.2 STRENGTH TEST
5.3 LEAK TEST
5.3.1 Criteria of acceptance
5.3.2 Gas leaks and repair
SECTION 6 REINSTATEMENT OF THE TEST SECTION
6.1 BASIS OF SECTION
6.2 REINSTATEMENT
SECTION 7 REPORTS AND RECORDS
7.1 BASIS OF SECTION
7.2 REPORTING REQUIREMENTS
7.3 REPORTS
7.4 RECORDS
APPENDIX A - BASIS OF THE STANDARD
A1 INTRODUCTION AND HISTORY
A2 BASIS OF THE STANDARD
A3 STRENGTH TESTING
A4 LEAK TESTING
A4.1 General
A4.2 Test pressure
A4.3 Test equipment
A4.4 Temperature
A4.5 Thermal stability assessment
A4.6 Air in the test section
A4.7 Dissolution of air
A5 TECHNIQUES
A5.1 Test program
A5.2 Test equipment
A5.3 Measurement of pressure in strength tests
A5.4 Measurement for volume/strain-controlled tests
A5.5 Measurement for leak tests
A6 CONDUCT OF THE TEST
A6.1 Pressure-controlled strength test
A6.2 Volume/strain-controlled test
APPENDIX B - PRESSURE/VOLUME/TEMPERATURE RELATIONSHIPS IN PIPELINE TEST SECTIONS
B1 GENERAL
B1.1 Notation
B1.2 Steel properties
B1.3 General relationships
B2 WATER AS A TESTING MEDIUM
B3 HYDROCARBON LIQUIDS AS TESTING MEDIA
B3.1 General
B3.2 Bulk compressibility factor (equivalent to factor A for water)
B3.3 Coefficient of thermal expansion
B3.4 Computations for hydrocarbon liquids
B4 EFFECT OF AMBIENT TEMPERATURE CHANGES
B5 RESTRAINED AND UNRESTRAINED PIPE
APPENDIX C - HYPOTHETICAL TEST SECTION
C1 INTRODUCTION
C2 TEST SECTION NO.1
C2.1 Pipe properties and mill tests
C2.2 Test conditions
C2.3 Calculated values
C3 TEST SECTION NO. 2
C3.1 Pipe properties and mill tests
C3.2 Test conditions
C3.3 Calculated values
C4 TEST SECTION NO. 3
C4.1 Test conditions
C4.2 Calculated values
APPENDIX D - SELECTION OF END-POINTS
D1 INTRODUCTION
D2 STRESS/STRAIN DIAGRAMS
D2.1 General
D2.2 Non-expanded pipe
D2.3 Expanded pipe
D2.4 Small diameter pipe
D3 END-POINT SELECTION
APPENDIX E - INVESTIGATION OF A PREMATURE END-POINT
E1 INTRODUCTION
E2 NOTATION
E3 POTENTIAL CAUSES OF A PREMATURE END-POINT
E4 POTENTIAL CAUSES OF YIELDING IN A TEST SECTION
E4.1 General
E4.2 Half-slope test
E4.3 Offset volume test
E5 PRESSURE TESTING OF PIPE
E6 STRAINING RATE EFFECTS
E7 USE OF FACTORS
E8 LABORATORY MECHANICAL TESTS
E9 END-POINT REVIEW
E10 NUMERICAL ASSESSMENT
APPENDIX F - MEASUREMENT OF RESIDUAL AIR
F1 INTRODUCTION
F2 RISING PRESSURE METHOD
F3 FALLING PRESSURE METHOD
F3.1 Procedure
F3.2 Results
F4 ASSESSMENT
F5 DERIVATION
APPENDIX G - ESTIMATION OF POTENTIAL GAS LEAKAGE RATE
G1 INTRODUCTION
G2 PRESSURE CHANGES
G3 TEMPERATURE CHANGES
G4 DERIVATION OF FIGURES G1, G2, G3, G4 AND G5
G4.1 General
G4.2 Determination of the diameter of the equivalent hole
G4.3 Liquid petroleum pipelines
G4.4 Gas pipelines
G5 EXAMPLE
APPENDIX H - TYPICAL REPORT FORM
APPENDIX I - SELECTION AND DESIGN OF TEST SECTIONS
I1 PRELIMINARY SECTIONING
I2 PERMISSIBLE ELEVATION DIFFERENCES
I2.1 Minimum strength test pressure
I2.2 Maximum strength test pressure
I2.3 Permissible elevation range
I3 LENGTH OF TEST SECTION
I4 UNCERTAINTY OF MEASUREMENT IN LEAK TESTS
APPENDIX J - ADIABATIC TEMPERATURE CHANGES IN TEST SECTIONS
J1 INTRODUCTION
J2 MAGNITUDE OF THE TEMPERATURE CHANGES
J3 RECOMMENDATIONS
  
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Tile in English:  pipelines-gas and liquid petroleum - field pressure testing

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