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ISO 5168:2005

Current
Current

The latest, up-to-date edition.

Measurement of fluid flow — Procedures for the evaluation of uncertainties
Available format(s)

Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users

Language(s)

English

Published date

06-15-2005

ISO 5168:2005 establishes general principles and describes procedures for evaluating the uncertainty of a fluid flow-rate or quantity.

A step-by-step procedure for calculating uncertainty is given.

Committee
ISO/TC 30
DevelopmentNote
Supersedes ISO/DIS 5168 & ISO TR 5168. (06/2005)
DocumentType
Standard
Pages
65
PublisherName
International Organization for Standardization
Status
Current
Supersedes

Standards Relationship
UNE-ISO 5168:2006 Identical
NEN ISO 5168 : 2005 Identical
AS 3778.2.4-2007 Identical
BS ISO 5168:2005 Identical
PN ISO 5168 : 2008 Identical
IS 17288 : 2021 Identical
BS 5844:1980 Identical
NFX 10 106 : 1983 FD Similar to

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S.R. CEN/TR 12101-4:2009 SMOKE AND HEAT CONTROL SYSTEMS - PART 4: INSTALLED SHEVS SYSTEMS FOR SMOKE AND HEAT VENTILATION
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I.S. EN 13771-1:2016 COMPRESSORS AND CONDENSING UNITS FOR REFRIGERATION PERFORMANCE TESTING AND TEST METHODS - PART 1: REFRIGERANT COMPRESSORS
I.S. EN 1093-7:1999 SAFETY OF MACHINERY - EVALUATION OF THE EMISSION OF AIRBORNE HAZARDOUS SUBSTANCES - PART 7: SEPARATION EFFICIENCY BY MASS, DUCTED OUTLET
I.S. EN 1776:2015 GAS INFRASTRUCTURE - GAS MEASURING SYSTEMS - FUNCTIONAL REQUIREMENTS
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BS EN 60193:1999 Hydraulic turbines, storage pumps and pump-turbines. Model acceptance tests
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DIN EN 1093-6:2008-11 SAFETY OF MACHINERY - EVALUATION OF THE EMISSION OF AIRBORNE HAZARDOUS SUBSTANCES - PART 6: SEPARATION EFFICIENCY BY MASS, UNDUCTED OUTLET
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UNI EN 1093-6 : 2008 SAFETY OF MACHINERY - EVALUATION OF THE EMISSION OF AIRBORNE HAZARDOUS SUBSTANCES - PART 6: SEPARATION EFFICIENCY BY MASS, UNDUCTED OUTLET
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BS ISO 3354:2008 Measurement of clean water flow in closed conduits. Velocity-area method using current-meters in full conduits and under regular flow conditions
PD CEN/TR 16787:2014 Industrial Gas Installation. Guideline
PREN 14236 : DRAFT 2017 ULTRASONIC DOMESTIC GAS METERS
PD ISO/TR 9464:2008 Guidelines for the use of ISO 5167:2003
ISO 29042-5:2010 Safety of machinery Evaluation of the emission of airborne hazardous substances Part 5: Test bench method for the measurement of the separation efficiency by mass of air cleaning systems with unducted outlet
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11/30215954 DC : 0 BS ISO 4359 - LIQUID FLOW MEASUREMENT IN OPEN CHANNELS - RECTANGULAR, TRAPEZOIDAL AND U-SHAPED FLUMES
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BS 3680-3A:1980 Measurement of liquid flow in open channels. Stream flow measurement Velocity-area methods
BS ISO TR 7066-1:1997 Assessment of uncertainty in calibration and use of flow measurement devices Linear calibration relationships
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BS ISO 8178-4:2017 Reciprocating internal combustion engines. Exhaust emission measurement Steady-state and transient test cycles for different engine applications
UNE-EN ISO 15112:2014 Natural gas - Energy determination (ISO 15112:2011)
DIN EN 12405-3 E : 2016 GAS METERS - CONVERSION DEVICES - PART 3: FLOW COMPUTER
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DIN EN 14236 E : 2008 ULTRASONIC DOMESTIC GAS METERS
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AGA XQ1201 : 2012(R2017) AGA REPORT NO. 3, ORIFICE METERING OF NATURAL GAS - PART 1: GENERAL EQUATIONS AND UNCERTAINTY GUIDELINES
ISO/TR 9464:2008 Guidelines for the use of ISO 5167:2003
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ISO 17089-2:2012 Measurement of fluid flow in closed conduits - Ultrasonic meters for gas — Part 2: Meters for industrial applications
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I.S. CEN TR 12101-4:2006 SMOKE AND HEAT CONTROL SYSTEMS - PART 4: INSTALLED SHEVS SYSTEMS FOR SMOKE AND HEAT VENTILATION
I.S. EN 62006:2011 HYDRAULIC MACHINES - ACCEPTANCE TESTS OF SMALL HYDROELECTRIC INSTALLATIONS
DIN EN ISO 748 E : 2008 HYDROMETRY - MEASUREMENT OF LIQUID FLOW IN OPEN CHANNELS USING CURRENT-METERS OR FLOATS
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DIN EN 13771-2:2017-11 COMPRESSORS AND CONDENSING UNITS FOR REFRIGERATION - PERFORMANCE TESTING AND TEST METHODS - PART 2: CONDENSING UNITS
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BS EN ISO 8178-2:1997 Reciprocating internal combustion engines. Exhaust emission measurement Measurement of gaseous and particulate exhaust emissions at site
ISO 14111:1997 Natural gas — Guidelines to traceability in analysis
ISO 5198:1987 Centrifugal, mixed flow and axial pumps Code for hydraulic performance tests Precision grade
UNE-EN 1776:2017 Gas infrastructure - Gas measuring systems - Functional requirements
BS EN 14236:2007 Ultrasonic domestic gas meters
BS EN 1776:2015 Gas infrastructure. Gas measuring systems. Functional requirements
BS EN ISO 5198:1999 Centrifugal, mixed flow and axial pumps. Code for hydraulic performance tests. Precision class
UNI EN 13053 : 2011 VENTILATION FOR BUILDINGS - AIR HANDLING UNITS - RATING AND PERFORMANCE FOR UNITS, COMPONENTS AND SECTIONS
BS EN ISO 3171:1999 Methods of test for petroleum and its products. BS 2000-476: Petroleum liquids. Automatic pipeline sampling
UNE-EN 13771-1:2017 Compressors and condensing units for refrigeration - Performance testing and test methods - Part 1: Refrigerant compressors
DIN EN ISO 9300:2005-11 Measurement of gas flow by means of critical flow Venturi nozzles (ISO 9300:2005)
ISO 3171:1988 Petroleum liquids — Automatic pipeline sampling
ISO 5167-5:2016 Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full — Part 5: Cone meters
BS EN 1093-7 : 1999 SAFETY OF MACHINERY - EVALUATION OF THE EMISSION OF AIRBORNE HAZARDOUS SUBSTANCES - PART 7: SEPARATION EFFICIENCY BY MASS, DUCTED OUTLET
BS EN 12405:2002 Gas meters. Gas-volume electronic conversion devices
BS EN ISO 8178-1:1996 Reciprocating internal combustion engines. Exhaust emission measurement Test-bed measurement of gaseous and particulate exhaust emissions
ISO 8316:1987 Measurement of liquid flow in closed conduits Method by collection of the liquid in a volumetric tank
ISO 748:2007 Hydrometry Measurement of liquid flow in open channels using current-meters or floats
EN 24006:1993 Measurement of fluid flow in closed conduits - Vocabulary and symbols (ISO 4006:1991)
EN ISO 6817:1995 Measurement of conductive liquid flow in closed conduits - Methods using electromagnetic flow-meters (ISO 6817:1992)
EN ISO 5198:1998 CENTRIFUGAL, MIXED FLOW AND AXIAL PUMPS - CODE FOR HYDRAULIC PERFORMANCE TESTS - PRECISION CLASS
EN ISO 5167-5:2016 Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 5: Cone meters (ISO 5167-5:2016)
EN ISO 14111:1999 Natural gas - Guidelines to traceability in analysis (ISO 14111:1997)
EN 1776:2015 Gas infrastructure - Gas measuring systems - Functional requirements
EN ISO 3171:1999 Petroleum liquids - Automatic pipeline sampling (ISO 3171:1988)
EN 1359:2017 Gas meters - Diaphragm gas meters
EN 13771-1:2016 Compressors and condensing units for refrigeration - Performance testing and test methods - Part 1: Refrigerant compressors
EN ISO 9300:2005 (edition 2) Measurement of gas flow by means of critical flow Venturi nozzles (ISO 9300:2005)
EN ISO 8316:1995 Measurement of liquid flow in closed conduits - Method by collection of the liquid in a volumetric tank (ISO 8316:1987)
EN 13771-2:2017 Compressors and condensing units for refrigeration - Performance testing and test methods - Part 2: Condensing units
EN 24185:1993/AC:1993 MEASUREMENT OF LIQUID FLOW IN CLOSED CONDUITS - WEIGHING METHOD
EN 27842:1991 Automatic steam traps - Determination of discharge capacity - Test methods (ISO 7842:1988)
EN 29104 : 1993 MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS - METHODS OF EVALUATING THE PERFORMANCE OF ELECTROMAGNETIC FLOW-METERS FOR LIQUIDS
09/30169001 DC : 0 BS ISO 2425 - HYDROMETRY - MEASUREMENT OF LIQUID FLOW IN OPEN CHANNELS UNDER TIDAL CONDITIONS
ASHRAE 51 : 2016 LABORATORY METHODS OF TESTING FANS FOR CERTIFIED AERODYNAMIC PERFORMANCE RATING
BS ISO 12242:2012 Measurement of fluid flow in closed conduits. Ultrasonic transit-time meters for liquid
CGSB-157.4 : M91 LIQUID FLOW MEASUREMENT IN OPEN CHANNELS - DETERMINATION OF STAGE-DISCHARGE RELATION
13/30277457 DC : 0 BS EN 1776 - GAS INFRASTRUCTURE - GAS MEASURING SYSTEMS - FUNCTIONAL REQUIREMENTS
BS EN 62006:2011 Hydraulic machines. Acceptance tests of small hydroelectric installations
BS ISO 15769:2010 Hydrometry. Guidelines for the application of acoustic velocity meters using the Doppler and echo correlation methods
PD ISO/TR 24578:2012 Hydrometry. Acoustic Doppler profiler. Method and application for measurement of flow in open channels
17/30331584 DC : 0 BS ISO 2715 - LIQUID HYDROCARBONS - VOLUMETRIC MEASUREMENT BY TURBINE FLOWMETER
16/30334062 DC : 0 BS ISO 8178-1 - RECIPROCATING INTERNAL COMBUSTION ENGINES - EXHAUST EMISSION MEASUREMENT - PART 1: TEST-BED MEASUREMENT SYSTEMS OF GASEOUS AND PARTICULATE EMISSIONS
17/30356728 DC : 0 BS EN 12261 - GAS METERS - TURBINE GAS METERS
17/30331581 DC : 0 BS ISO 2714 - LIQUID HYDROCARBONS - VOLUMETRIC MEASUREMENT BY DISPLACEMENT METER
PREN 12261 : DRAFT 2017 GAS METERS - TURBINE GAS METERS
BS 3156-11.0.3(1997) : 1997 AMD 10655 ANALYSIS OF FUEL GASES - METHODS FOR NON-MANUFACTURED GASES - GENERAL - GUIDELINES TO TRACEABILITY IN ANALYSIS OF NATURAL GAS
ISO/TR 12764:1997 Measurement of fluid flow in closed conduits Flowrate measurement by means of vortex shedding flowmeters inserted in circular cross-section conduits running full
09/30190932 DC : 0 BS ISO 29042-6 - SAFETY OF MACHINERY - EVALUATION OF THE EMISSION OF AIRBORNE HAZARDOUS SUBSTANCES - PART 6: TEST BENCH METHOD FOR THE MEASUREMENT OF THE SEPARATION EFFICIENCY BY MASS OF AIR CLEANING SYSTEMS WITH DUCTED OUTLET
BS ISO 9213:2004 Measurement of total discharge in open channels. Electromagnetic method using a full-channel-width coil
ISO/TR 26762:2008 Natural gas — Upstream area — Allocation of gas and condensate
UNI EN ISO 15112 : 2014 NATURAL GAS - ENERGY DETERMINATION
PREN 13771-2 : DRAFT 2016 COMPRESSORS AND CONDENSING UNITS FOR REFRIGERATION - PERFORMANCE TESTING AND TEST METHODS - PART 2: CONDENSING UNITS
ISO 19970:2017 Refrigerated hydrocarbon and non-petroleum based liquefied gaseous fuels — Metering of gas as fuel on LNG carriers during cargo transfer operations
17/30356731 DC : 0 BS EN 12405-1 - GAS METERS - CONVERSION DEVICES - PART 1: VOLUME CONVERSION
ISO 15112:2011 Natural gas Energy determination
ISO 8178-2:2008 Reciprocating internal combustion engines Exhaust emission measurement Part 2: Measurement of gaseous and particulate exhaust emissions under field conditions
EN 13053:2006+A1:2011 Ventilation for buildings - Air handling units - Rating and performance for units, components and sections
ISO 14511:2001 Measurement of fluid flow in closed conduits Thermal mass flowmeters
ISO 9123:2017 Hydrometry — Stage-fall-discharge relationships
I.S. CEN ISO/TS 25377:2007 HYDROMETRIC UNCERTAINTY GUIDANCE (HUG)
I.S. EN ISO 6416:2017 HYDROMETRY - MEASUREMENT OF DISCHARGE BY THE ULTRASONIC TRANSIT TIME (TIME OF FLIGHT) METHOD (ISO 6416:2017)
ISO 6817:1992 Measurement of conductive liquid flow in closed conduits Method using electromagnetic flowmeters
BS EN ISO 8178-4:1996 Reciprocating internal combustion engines. Exhaust emission measurement Test cycles for different engine applications
BS EN ISO 9300:2005 Measurement of gas flow by means of critical flow Venturi nozzles
UNE-EN 13053:2007 Ventilation for buildings - Air handling units - Rating and performance for units, components and sections
BS EN 13771-1:2016 Compressors and condensing units for refrigeration. Performance testing and test methods Refrigerant compressors
BS EN 1359:2017 Gas meters. Diaphragm gas meters
BS EN 13771-2:2017 Compressors and condensing units for refrigeration. Performance testing and test methods Condensing units
DIN EN 13771-1:2017-04 COMPRESSORS AND CONDENSING UNITS FOR REFRIGERATION - PERFORMANCE TESTING AND TEST METHODS - PART 1: REFRIGERANT COMPRESSORS
EN 12405-3 : 2015 GAS METERS - CONVERSION DEVICES - PART 3: FLOW COMPUTER
EN 1093-7:1998+A1:2008 Safety of machinery - Evaluation of the emission of airborne hazardous substances - Part 7: Separation efficiency by mass, ducted outlet
EN ISO 748:2007 Hydrometry - Measurement of liquid flow in open channels using current-meters or floats (ISO 748:2007)
ASME PTC11 : 2008(R2018) FANS
BS 5875(1991) : 91 AMD 7978 GLOSSARY OF TERMS AND SYMBOLS FOR MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS
ASME MFC 16 : 2014 MEASUREMENT OF LIQUID FLOW IN CLOSED CONDUITS WITH ELECTROMAGNETIC FLOWMETERS

ISO 748:2007 Hydrometry Measurement of liquid flow in open channels using current-meters or floats
ISO 7066-2:1988 Assessment of uncertainty in the calibration and use of flow measurement devices — Part 2: Non-linear calibration relationships
ISO 9300:2005 Measurement of gas flow by means of critical flow Venturi nozzles
ISO 5167-2:2003 Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full Part 2: Orifice plates
ISO 5167-1:2003 Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full Part 1: General principles and requirements
ISO/TR 7066-1:1997 Assessment of uncertainty in calibration and use of flow measurement devices — Part 1: Linear calibration relationships

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