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ESDU 81039 - FLOW OF LIQUIDS. PRESSURE LOSSES ACROSS ORIFICE PLATES, PERFORATED PLATES AND THICK ORIFICE PLATES IN DUCTS. Organization: ESDU
Date: 2007-03-01
Description: ESDU 81039 provides basic data for use in the calculation of pressure losses for incompressible flow (generally liquid flow) in ducts containing orifice plates, perforated plates and thick orifice plates or in the determination of a suitable geometry for a pressure reducing orifice in a duct.
ESDU 82009 - COMPRESSIBLE FLOW OF GASES. PRESSURE LOSSES AND DISCHARGE COEFFICIENTS OF ORIFICE PLATES, PERFORATED PLATES AND THICK ORIFICE PLATES IN DUCTS. Organization: ESDU
Date: 2007-03-01
Description: ESDU 82009 presents pressure loss and discharge coefficient data for subsonic compressible flow of gases through single, or multiple, sharp-edged orifices in thin or thick plates for flow rates up to choking. The mechanics of compressible flow through orifices are discussed briefly with particular attention to sonic flow conditions.
NASA-TN-D-5467 - DISCHARGE COEFFICIENTS FOR THICK PLATE ORIFICES WITH APPROACH FLOW PERPENDICULAR AND INCLINED TO THE ORIFICE AXIS Organization: NASA
Date: 1969-01-01
Description: Discharge nozzle coefficients for thick plate orifices with approach flow perpendicular and inclined to orifice axis.
BSI - BS 1042-1.2 - MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS PART 1: PRESSURE DIFFERENTIAL DEVICES SECTION 1.2: SPECIFICATION FOR SQUARE-EDGED ORIFICE PLATES AND NOZZLES (WITH DRAIN HOLES, IN PIPES BELOW 50 MM DIAMETER, AS INLET AND OUTLET DEVICES) AND OTHER ORIFICE PLATES - AMD 8191: JULY 15, 1994 Organization: BSI
Date: 1989-09-29
Description: Geometry and method of use for conical entrance orifice plates, quarter circle orifice plates and eccentric orifices plates Also square-edged orifice plates and nozzles outside the scope of BS 1042:Section 1.1.
PIP PCFFL000 - ORIFICE PLATE FABRICATION DETAILS Organization: PIP
Date: 2014-04-01
Description: This Practice describes the minimum requirements for fabricating concentric or eccentric square edge orifice plates and the orifice meter run. Purpose This Practice provides fabrication details for orifice plates and meter runs.
PIP PCIFL100 - ORIFICE PLATE INSTALLATION DETAILS Organization: PIP
Date: 2014-04-01
Description: This Practice describes the minimum requirements for installing orifice plates in gas, liquid, steam, or condensing vapors service.
SAE J968-2 - DIESEL INJECTION PUMP TESTING - PART 2: ORIFICE PLATE FLOW MEASUREMENT Organization: SAE
Date: 1991-05-01
Description: This part of SAE J968 specifies the flow measuring system, including the fixture, to be used for flow testing the single hole orifice plates used in an orifice plate type nozzle and holder assembly (described in SAE J968-1) which is intended for testing and setting diesel fuel injection pumps on test benches.
AGA XQ9011 - GAS MEASUREMENT MANUAL - PART 3: GAS ORIFICE METERS - XQ9011 Organization: AGA
Date: 1990-01-01
Description: This primary element is composed of Meter Tube-A length of special straight pipe upstream and downstream of the orifice through which the fluid flows. Plate Holder-The orifice plate holding and positioning device (an orifice flange or and orifice fitting) installed as an integral part of the meter tube to hold the orifice plate in a position perpendicular and concentric to the flow of fluid.
ASME MFC-14M - MEASUREMENT OF FLUID FLOW USING SMALL BORE PRECISION ORIFICE METERS Organization: ASME
Date: 2003-04-17
Description: The different primary devices covered in this Standard are (a) orifice plates used with corner pressure taps; (b) orifice plates used with flange pressure taps; (c) specially designed orifice meters with integral fittings.
ESDU TN 10013 - CFD VALIDATION STUDIES FOR INCOMPRESSIBLE FLOW THROUGH SQUARE-EDGED ORIFICE PLATES Organization: ESDU
Date: 2011-05-01
Description: The purpose of this work was to generate validated CFD predictions for: • square-edged and knife-edged orifice plates, free of burrs and other contaminants, • circular, concentric orifices in circular pipes with identical upstream and downstream cross-sectional areas, • fully-developed flow conditions upstream and downstream of the orifice, •swirl-free, steady flow conditions with no cross-flow upstream or downstream of the orifice plate and flow normal to the orifice plate, • laminar, transitional and turbulent flow regimes, • single-phase, Newtonian liquids and gases in incompressible flow (Mach number ≤ 0.3 at the vena contracta plane).
ESDU - DWN TN10013 - CFD VALIDATION STUDIES FOR INCOMPRESSIBLE FLOW THROUGH SQUARE-EDGED ORIFICE PLATES - ISSUE 5 Organization: ESDU
Date: 2011-04-01
Description: The purpose of this work was to generate validated CFD predictions and provide guidance on the CFD modelling of the pressure loss coefficient and flow characteristics in: • square-edged and thin knife-edged orifice plates, free of burrs and other contaminants, • circular, concentric orifices in circular pipes with identical downstream and upstream cross-sectional areas, • fully-developed flow conditions upstream and downstream of the orifice, • swirl-free, steady flow conditions with no cross-flow upstream and downstream of the orifice plate and flow normal to the orifice plate, • laminar, transitional and turbulent flow regimes, and • single-phase, Newtonian liquids and gases (Mach number ≤ 0.3 at the vena contracta plane) in incompressible flow.
ESDU TN 07007 - INCOMPRESSIBLE FLOW THROUGH ORIFICE PLATES – A REVIEW OF THE DATA IN THE LITERATURE Organization: ESDU
Date: 2012-02-01
Description: These data include measurements and numerical predictions of the flow field and pressure distribution over the orifice test pipe, pressure drops across the orifice plate, and pressure loss and discharge coefficients data.
AGA REPORT #3 P2 - ORIFICE METERING OF NATURAL GAS AND OTHER RELATED HYDROCARBON FLUIDS PART: 2 SPECIFICATION AND INSTALLATION REQUIREMENTS - FIFTH EDITION; XQ1601 Organization: AGA
Date: 2016-03-01
Description: This standard is based on βr between 0.10 and 0.75. Minimum uncertainty of the orifice plate coefficient of discharge (Cd) is achieved with βr between 0.2 and 0.6 and orifice bore diameters greater than or equal to 0.45 inch.
ISO TR 15377 - MEASUREMENT OF FLUID FLOW BY MEANS OF PRESSURE-DIFFERENTIAL DEVICES — GUIDELINES FOR THE SPECIFICATION OF ORIFICE PLATES, NOZZLES AND VENTURI TUBES BEYOND THE SCOPE OF ISO 5167 - SECOND EDITION Organization: ISO
Date: 2007-02-01
Description: This Technical Report describes the geometry and method of use for conical-entrance orifice plates, quartercircle orifice plates, eccentric orifice plates and Venturi tubes with 10,5° convergent angles.
NBN - EN ISO 5167-2 - MEASUREMENT OF FLUID FLOW BY MEANS OF PRESSURE DIFFERENTIAL DEVICES INSERTED IN CIRCULAR CROSS-SECTION CONDUITS RUNNING FULL - PART 2: ORIFICE PLATES (ISO 5167-2:2003) Organization: NBN
Date: 2003-04-25
Description: ISO 5167-2:2003 specifies the geometry and method of use (installation and operating conditions) of orifice plates when they are inserted in a conduit running full to determine the flow-rate of the fluid flowing in the conduit.
NBN - EN ISO 5167-2 - MEASUREMENT OF FLUID FLOW BY MEANS OF PRESSURE DIFFERENTIAL DEVICES INSERTED IN CIRCULAR CROSS-SECTION CONDUITS RUNNING FULL - PART 2: ORIFICE PLATES (ISO 5167-2:2003) Organization: NBN
Date: 2003-04-25
Description: ISO 5167-2:2003 specifies the geometry and method of use (installation and operating conditions) of orifice plates when they are inserted in a conduit running full to determine the flow-rate of the fluid flowing in the conduit.
DS/EN ISO 5167-2 - MEASUREMENT OF FLUID FLOW BY MEANS OF PRESSURE DIFFERENTIAL DEVICES INSERTED IN CIRCULAR CROSS-SECTION CONDUITS RUNNING FULL - PART 2: ORIFICE PLATES Organization: DS
Date: 2003-06-18
Description: This part of EN ISO 5167 specifies the geometry and method of use (installation and operating conditions) of orifice plates when they are inserted in a conduit running full to determine the flowrate of the fluid flowing in the conduit.
ISO 5167-2 - MEASUREMENT OF FLUID FLOW BY MEANS OF PRESSURE DIFFERENTIAL DEVICES INSERTED IN CIRCULAR-CROSS SECTION CONDUITS RUNNING FULL - PART 2: ORIFICE PLATES - FIRST EDITION Organization: ISO
Date: 2003-03-01
Description: This part of ISO 5167 specifies the geometry and method of use (installation and operating conditions) of orifice plates when they are inserted in a conduit running full to determine the flowrate of the fluid flowing in the conduit.
CEN - EN ISO 5167-2 - MEASUREMENT OF FLUID FLOW BY MEANS OF PRESSURE DIFFERENTIAL DEVICES INSERTED IN CIRCULAR CROSS-SECTION CONDUITS RUNNING FULL PART 2: ORIFICE PLATES Organization: CEN
Date: 2003-03-18
Description: This part of ISO 5167 specifies the geometry and method of use (installation and operating conditions) of orifice plates when they are inserted in a conduit running full to determine the flowrate of the fluid flowing in the conduit.
BSI - BS 1042-1.1 - MEASUREMENT OF FLUID FLOW BY MEANS OF PRESSURE DIFFERENTIAL DEVICES PART 1: ORIFICE PLATES, NOZZLES AND VENTURI TUBES INSERTED IN CIRCULAR CROSS-SECTION CONDUITS RUNNING FULL - AMD 9332: JANUARY 15, 1997; AMD 10211: FEBRUARY 1999 Organization: BSI
Date: 1992-07-15
Description: This part of IS0 5167 specifies the geometry and method of use (installation and operating conditions) of orifice plates, nozzles and Venturi tubes when they are inserted in a conduit running full to determine the flow-rate of the fluid flowing in the conduit.

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