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Flow of liquids. Pressure losses across orifice plates, perforated plates and thick orifice plates in ducts.
March 1, 2007 - ESDU

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...

PIP PCFFL000 - Orifice Plate Fabrication Details
April 1, 2014 - PIP

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.

Compressible flow of gases. Pressure losses and discharge coefficients of orifice plates, perforated plates and thick orifice plates in ducts.
March 1, 2007 - ESDU

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...

PIP PCIFL100 - Orifice Plate Installation Details
April 1, 2014 - PIP

This Practice describes the minimum requirements for installing orifice plates in gas, liquid, steam, or condensing vapors service. Purpose This Practice provides installation details for orifice plates used in flow applications.

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
September 29, 1989 - BSI

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.

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
January 1, 2018 - ISO

This document describes the geometry and method of use for conical-entrance orifice plates, quarter-circle orifice plates, eccentric orifice plates and Venturi tubes with 10,5° convergent angles. Recommendations are also given for square-edged...

SAE J968-2 - Diesel Injection Pump Testing - Part 2: Orifice Plate Flow Measurement
May 1, 1991 - SAE

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...

AGA XQ9011 - Gas Measurement Manual - Part 3: Gas Orifice Meters
January 1, 1990 - AGA

INTRODUCTION Description As its name implies, an orifice meter utilizes an orifice for its basic component in the measurement of natural gas. The placing of an orifice in a pipe in which there is gas flow creates a pressure difference across the orifice. This pressure...

CFD validation studies for incompressible flow through square-edged orifice plates
May 1, 2011 - ESDU

This Technical Note discusses the studies conducted by ESDU for the CFD validation of the predictions for pressure loss, discharge coefficient and flow characteristics in square-edged orifice plates. These studies used the validation data from the literature reviewed in ESDU TN 07007....

ASME STP-TS-084 - Orifice Flow Coefficient Equation Comparison
June 27, 2018 - ASME

FOREWORD This report analyzes four flange tap equations and three corner tap equations for the discharge coefficient for orifice plates. All of the equations analyzed are functions of Beta Ratios, Reynolds Number, and Line Size, and all data points were evaluated against each of the...

ASME B16.36 - Orifice flanges
July 15, 2015 - ASME

This Standard covers pressure-temperature ratings, materials, dimensions, tolerances, testing, and making of flanges (similar to those covered in ASME B16.5) that have orifice pressure differential connections. Coverage is limited to the following: (a) welding neck flanges Classes 300, 600,...

API 2530 - Manual of Petroleum Measurement Standards Chapter 14 _ Naturla Gas Fluids Measurement Section 3 - Orifice Metering of Natural Gas and Other Related Hydrocarbon Fluids
September 1, 1985 - API

TYPES OF METERS This standard and its specifications are limited to the following two types of orifice meters: 1. Orifice meters with circular orifices located concentrically in the meter tube having upstream and downstream pressure taps as specified for flange taps in Section...

Incompressible flow through orifice plates – a review of the data in the literature
February 1, 2012 - ESDU

This Technical Note provides a review of the data in the literature for incompressible flow through orifice plates published prior to 2006. These data include measurements and numerical predictions of the flow field and pressure distribution over the orifice test pipe, pressure...

ASME MFC-14M - Measurement of Fluid Flow Using Small Bore Precision Orifice Meters
April 17, 2003 - ASME

SCOPE AND FIELD OF APPLICATION This Standard specifies the geometry and method of use (installation and flowing conditions) for orifice meters of 6 mm to 40 mm (¼ in. to 1½ in.) line size when they are inserted in a conduit running full. It also gives necessary information for calculating...

ANSI B16.36 - ORIFICE FLANGES
ASME
A description is not available for this item.
AGA REPORT #3 P2 - Orifice Metering of Natural Gas and Other Related Hydrocarbon Fluids Part: 2 Specification and Installation Requirements
March 1, 2016 - AGA

General This document establishes design and installation parameters for measurement of fluid flow using concentric, squareedged, flanged tapped orifice meters. Construction and Installation Requirements This document outlines the various design parameters that shall be considered when...

ISA RP3.2 - FLANGE MOUNTED SHARP EDGED ORIFICE PLATES FOR FLOW MEASUREMENT
January 1, 1978 - ISA

This standard is intended to cover only orifice plates designed for bolting between flanges, with flat or raised face, whose bolting dimensions are in accordance with one of the following ASA standards: B16b2 B16.1 B16b B16.5-1957 PURPOSE The purpose of this Standard is to establish:...

Drag Due to a Leak Discharging into an External Stream
December 1, 2017 - ESDU

ESDU 16006 provides a method of predicting the drag due to a leak which discharges into an external stream. A leakage flow discharging into an external stream affects drag in two main ways. First, the leakage efflux momentum exiting the leak orifice contributes directly to the drag. Second,...

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
March 1, 2003 - ISO

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. This part of ISO 5167 also provides background...

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
June 18, 2003 - DS

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. This part of EN ISO 5167 also provides background...

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