API MPM CH4.9.2:2005

Superseded

MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 4: PROVING SYSTEMS - SECTION 9: METHODS OF CALIBRATION FOR DISPLACEMENT AND VOLUMETRIC TANK PROVERS - PART 2: DETERMINATION OF THE VOLUME OF DISPLACEMENT AND TANK PROVERS BY THE WATERDRAW METHOD OF CALIBRATION

Available format(s)

Hardcopy , PDF

Superseded date

10-22-2018

Language(s)

English

Published date

01-01-2015

Publisher

American Petroleum Institute

1.0 INTRODUCTION
    1.1 U.S. Customary And Metric (Si) Units
    1.2 National Weights and Measures Agencies
    1.3 Safety Considerations
2.0 SCOPE
3.0 REFERENCE PUBLICATIONS
4.0 TERMS AND APPLICATIONS
    4.1 TERMS
    4.2 APPLICATIONS
5.0 PROVER CLEANING AND PREPARATION
    5.1 Isolation of the Prover
    5.2 Initial Prover Preparation
    5.3 Purging and Cleaning of the Prover
    5.4 Sphere Displacer Inspection, Sizing and Preparation
    5.5 Water Filling, Venting and Circulation of Pipe Provers
6.0 PRELIMINARY AND GENERAL CALIBRATION PROCEDURES
    6.1 General Calibration Discussion
    6.2 Displacement Type Unidirectional Provers with Free
         Displacers
    6.3 Displacement Type Bi-directional Provers with Free
         Displacers
    6.4 Displacement Type Meter Provers with Captive Displacers
    6.5 Atmospheric Tank Provers
7.0 CALIBRATION PROCEDURES BY TYPE OF PROVER
    7.1 Calibration Preparation
    7.2 Displacement Type Unidirectional Provers with Free
         Displacers
    7.3 Displacement Type Bi-directional Provers with Free
         Displacers
    7.4 Displacement Type Meter Provers with Captive Displacers
    7.5 Atmospheric Tank Provers
8.0 TROUBLESHOOTING CALIBRATION PROBLEMS
    8.1 Evaluation of Calibration Results
    8.2 Leaks
    8.3 Prover Detector Switches
    8.4 Sphere Interchanges
    8.5 Four-Way Valves
    8.6 Displacers
    8.7 Drains and Vents
    8.8 Temperature and Pressure
    8.9 Pumps, Hoses and Connections
    8.10 Detector Switches, Solenoids and Logic Circuits
    8.11 Field Standard Test Measures
    8.12 Piping and Manifolds
    8.13 Water Quality
    8.14 Air and Entrained Gas
    8.15 Prover Conditions and Coatings
APPENDIX A (INFORMATIVE) UNCERTAINTIES IN METER PROVER
                         CALIBRATIONS
APPENDIX B (NORMATIVE) EFFECTS OF TEMPERATURE CHANGES ON THE
                         INTERFACE INVENTORY
APPENDIX C (INFORMATIVE) EXAMPLES OF WATERDRAW DATA SHEETS
APPENDIX D (INFORMATIVE) FIELD STANDARD TEST MEASURES
Figures
Tables

Describes all the procedures required to determine the field data necessary to calculate a Base Prover Volume (BPV), of either Displacement Provers or Volumetric Tank Provers, by the Waterdraw Method of Calibration.

DocumentType	Standard
Pages	104
ProductNote	Reconfirmed 2005
PublisherName	American Petroleum Institute
Status	Superseded
SupersededBy	API MPM CH4.9.2 : 2005 : R2010

API MPM CH7 : 2001	MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 7 - TEMPERATUREDETERMINATION
API MPM CH4 : 1ED 78	PROVING SYSTEMS
API MPM CH1 : 1994	Manual of Petroleum Measurement Standards - Chapter 1: Vocabulary