AGA XZ0277

AGA XZ0277 Gas Measurement Manuals - Part 2: Displacement Metering Defines information relating to current industry practices and available equipment, as well as acceptable procedures for installing, testing, operating and maintaining large-capacity diaphragm and rot

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Table of Contents

INSTALLATION
LoadSurveytoDetermineSizeandType
A.SalesorPurchaseContract
B.RegulatoryBody
SelectionofMeterType
A.PressureConsideration
B.CapacityConsideration
ServiceConsideration
A.DryGasService
B.WetGasService
DIAPHRAGMDISPLACEMENTMETER
Operation
TemperatureCompensation
Capacity
ROTARYDISPLACEMENTMETERS
Operation
Capacity
OPERATIONOFLARGECAPACITYDISPLACEMENTMETERS
General
PeriodicTestsandChangeProgram
Low-RateTests
GASVOLUMECALCULATIONS
General(SupercompressibilityIncluded)
Clock-DrivenVolumeandPressureRecorder
Index-DrivenVolumeandPressureRecorder
Volume,PressureandTemperatureRecorder
IntegratingPressureInstrument
IntegratingPressureandTemperatureInstruments
TelemeteringofMeasuredVolumesinSystemControl
INSTALLATIONPRACTICES
Site
TypicalInstallations
InstallationsofMeters
OPERATIONOFAUTOMATICSTATIONS
DifferentialControl
SelectionofOrificeforSetPoints
Switchover
LowPressureLossSystem
A.Adjustments
B.Operation
SinglePressureLossSystem
A.Adjustments
B.Operation
TwoStageRegulationSystem
A.Adjustments
B.Operation

Abstract

Defines information relating to current industry practices and available equipment, as well as acceptable procedures for installing, testing, operating and maintaining large-capacity diaphragm and rotary displacement meters.

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