_API_MPMS_12.2.3-1998_2002.pdf

Manual of PetroleumMeasurement StandardsChapter 12-Calculation ofPetroleum QuantitiesSection 2-Calculation of Petroleum Quantities UsingDynamic Measurement Methods and VolumetricCorrection FactorsPart 3-Proving ReportsMeasurement CoordinationFIRST EDITION,OCTOBER 1998wAmericanPetroleumInstituteHelping YouGet The JobDone Right.sMoRors0822R62a217eFOREWORDThis multi-part publication consolidates and presents standard calculations for the mea-surement of petroleum liquids using turbine or displacement meters.Units of measure in thispublication are in International System(SI)and United States Customary(US Customary)units consistent with North American industry practices.This standard has been developed through the cooperative efforts of many individualsfrom industry under the sponsorship of the American Petroleum Institute and the Gas Pro-cessors Association.API publications may be used by anyone desiring to do so.Every effort has been made bythe Institute to assure the accuracy and reliability of the data contained in them;however,theInstitute makes no representation,warranty,or guarantee in connection with this publicationand hereby expressly disclaims any liability or responsibility for loss or damage resultingfrom its use or for the violation of any federal,state,or municipal regulation with which thispublication may conflict.This standard is under the jurisdiction of the API Committee on Petroleum Measurement,Subcommittee on Liquid Measurement.This standard shall become effective April 1,1999,but may be used voluntarily from the date of distribution.Suggested revisions are invited andshould be submitted to the Measurement Coordinator,American Petroleum Institute,1220LStreet,N.W.,Washington,D.C.20005.CONTENTSPageO INTRODUCTION.I1SCOPE.I2 ORGANIZATION OF STANDARD.12.1 Part 1-Introduction.12.2 Part 2-Calculation of Metered Quantities.12.3 Part 3-Proving Reports.I2.4Part 4Calculation of Base Prover Volumes by Waterdraw Method.22.5 Part 5-Calculation of Base Prover Volumes by Master Meter Method.23 REFERENCES.241TERMS ANDSYMBOLS.24.1 Definitions ofTerms.24.2Definition of Symbols.45 APPLICATION OF CHAPTER 12.2,PART3.66 FIELDOF APPLICATION.76.1Applicable Liquids.6.2Base Conditions.76.3Classification of Provers.77 PRECISION,ROUNDING,AND DISCRIMINATION LEVELS.87.1 Rounding of Numbers.87.2Discrimination Levels.88 REPEATABILITY REQUIREMENTS.89 METER PROVING REPORT CALCULATION METHODS.910 CORRECTION FACTORS.1010.1 Liquid Density Correction Factors.1010.2 Prover Correction Factors.10.3 Combined Correction Factors(CCF CCFp,CCFm,CCFmm,CCFmp).1210.4 Meter Factor(MF)and Composite Meter Factor(CMF).1210.5 Meter Accuracy Factor(MA).1310.6 Nominal K-factor(NKF).1310.7 K-factor(KF)and Composite K-factor(CKF).1310.8 One Pulse Volume(q).1411RECORDING OF FIELD DATA.1411.1 Specified Discrimination Levels for Field Data.1411.2 Discrimination Tables.1512 CALCULATION SEQUENCE,DISCRIMINATION LEVELS,AND RULESFORROUNDING.1912.1 Displacement Provers.19No repr