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VDI/VDE 2040 Blatt 2:1987-04

Withdrawn
Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

Calculation principles for measurement of fluid flow using orifice plates, nozzles and venturi tubes; equations and formulae
Available format(s)

Hardcopy , PDF

Withdrawn date

01-11-2020

Language(s)

English, German - English

Published date

04-01-1987

Vorbemerkung
1 Zweck und Geltungsbereich
2 Formelzeichen und Einheiten
3 Allgemeine Formeln für den Durchfluss
   3.1 Allgemeine Bemerkungen
   3.2 Berechnung des Durchflusses für ein gegebenes
       Drosselgerät
   3.3 Berechnung der Drosselöffnung bei gegebenem
       Durchfluss
4 Bestimmung der Dichte
   4.1 Allgemeine Bemerkungen
   4.2 Dichte von trockenen Gasen
   4.3 Dichte von feuchten Gasen
5 Spezielle Gebrauchsformeln für den Volumendurchfluss
   5.1 Allgemeine Bemerkungen
   5.2 Messung des Durchflusses von Flüssigkeiten unabhängig
       von deren Dichte
   5.3 Volumendurchfluss trockener Gase, bezogen auf den
       Normzustand
   5.4 Volumendurchfluss feuchter Gase, bezogen auf den
       Normzustand
6 Berechnung des Wirkdruckes
   6.1 Einheiten
   6.2 Messung mit U-Rohr
   6.3 Messung mit einschenkligem Manometer
   6.4 Schutzgefässe
7 Berechnung des Betriebsdruckes
8 Umrechnung vom Auslege- auf den Betriebszustand
9 Viskosität und Reynoldszahl
   9.1 Viskosität
   9.2 Reynoldszahl
10 Temperaturberichtigung von innerem Rohrdurchmesser,
   Durchmesser der Drosselöffnung und Durchmesserverhältnis
Anhang Realgasverhalten von Erdgasen/Erdgasgemischen
Schrifttum

Specifies formulae for the calculation of the flow rate through a primary device, for the calculation of the throat diameter as well as for the other quantities which are included in the formulae.

DocumentType
Standard
Pages
40
PublisherName
Verlag des Vereins Deutscher Ingenieure
Status
Withdrawn

EN 12952-15:2003 Water-tube boilers and auxiliary installations - Part 15: Acceptance tests
VDI/VDE 2640 Blatt 3:1983-11 Measurement of gas flow in circular; annular or rectangular sections of conduits velocity area method
VDI/VDE 2644:2001-09 Selection and applicability of flowmeters
VDI 3986:2014-07 Determination of efficiencies of conventional power stations
VDE-VDI 3513 : 1971 PLUMMET FLOW-METERS; CALCULATION PROCEDURE
VDI 2044:2002-11 Acceptance and performance tests on fans (VDI code of practice for fans)
BS EN 12952-15:2003 Water-tube boilers and auxiliary installations Acceptance tests
DIN EN 12952-15:2004-01 Water tube boilers and auxiliary installations - Part 15: Acceptance tests; German version EN 12952-15:2003
VDI/VDE 2041:1991-04 Measurement of fluid flow with primary devices; orifice plates and nozzles for special applications
VDI 2066-5 : 1987 PARTICULATE MATTER MEASUREMENT - DUST MEASUREMENT IN FLOWING GASES; PARTICLE SIZE SELECTIVE MEASUREMENT BY IMPACTION METHOD - CASCADE IMPACTOR
VDI/VDE 2176 Blatt 1:1971-02 Fluidic characteristic quantities of throttle valves and their determination

VDI/VDE 2640 Blatt 1:1993-06 Measurement of fluid flow in closed conduits; general guidelines and mathematical basics
VDI/VDE 2620-1 : 1973 PROPAGATION OF LIMITED ERRORS IN MEASURING PRINCIPLES
VDI/VDE 2640 Blatt 3:1983-11 Measurement of gas flow in circular; annular or rectangular sections of conduits velocity area method
DIN 19204:1976-10 FLOW MEASUREMENT; RANGES, DIVISIONS AND INSCRIPTIONS OF SCALES FOR FLOW INDICATORS
DIN 19207:2004-02 Measurement of fluid flow by means of pressure differential devices - Threaded pipe end and accessories
VDI/VDE 2600 Blatt 5:1973-11 Terms of defining the mode of operation of measuring equipment
VDI/VDE 3512 Blatt 1:2017-03 Temperature measurement for building automation - Basic principles
VDI/VDE 2640 Blatt 2:1981-11 Measurement of water flow in closed conduits; velocity-area method
VDI/VDE 2640 Blatt 4:1983-10 Measurement of mean temperature in fluid flow
VDI/VDE 2041:1991-04 Measurement of fluid flow with primary devices; orifice plates and nozzles for special applications
DIN 19209:1993-01 FLOW MEASUREMENT - CONNECTING DIMENSIONS AND APPLICATIONS OF SHUT-OFF VALVES FOR DIFFERENTIAL PRESSURE INSTRUMENTS
ISO 5168:2005 Measurement of fluid flow — Procedures for the evaluation of uncertainties
DIN 1314:1977-02 PRESSURE; BASIC CONCEPTS, UNITS
VDI/VDE 3511 : 1967 TECHNICAL TEMPERATURE MEASUREMENTS
DIN 19214-4:1985-07 FLOW MEASUREMENT - DIFFERENTIAL PRESSURE DEVICES WITH ORIFICE FLANGES - METER RUNS, NOMINAL DIAMETER 10 TO 200
DIN 19202:1974-04 FLOW MEASUREMENT - DESCRIPTION AND TESTING OF DIFFERENTIAL PRESSURE MEASURING INSTRUMENTS
DIN 19201:1989-01 MEASUREMENT OF FLUID FLOW - TERMINOLOGY, SYMBOLS
DIN 19215:1980-01 FLOW MEASUREMENT - OVERALL LENGTHS OF DIFFERENTIAL PRESSURE DEVICES WITH WELD ENDS
DIN 1952:1982-07 MEASUREMENT OF FLUID FLOW BY MEANS OF ORIFICE PLATES, NOZZLES AND VENTURI TUBES INSERTED IN CIRCULAR CROSS SECTION CONDUITS RUNNING FULL (VDI RULES FOR MEASUREMENT OF FLUID)
DIN 19206-2:1985-07 FLOW MEASUREMENT - ORIFICE PLATES FOR INSERTION BETWEEN FLANGES, NOMINAL DIAMETER 10 TO 400, NOMINAL PRESSURE 10 TO 100 - SEALING SURFACE PROJECTION AND RECESS
DIN 19206-3:1985-07 FLOW MEASUREMENT - ORIFICE PLATES FOR INSERTION BETWEEN FLANGES, NOMINAL DIAMETER 10 TO 400, NOMINAL PRESSURE 64 TO 400 - SEALING SURFACE LENS-SHAPE
DIN 1343:1990-01 REFERENCE CONDITIONS, NORMAL CONDITIONS, NORMAL VOLUME - CONCEPTS AND VALUES
DIN 19214-3:1985-07 FLOW MEASUREMENT - DIFFERENTIAL PRESSURE DEVICES WITH FLANGES TAPS - NOMINAL DIAMETER 10 TO 400, NOMINAL PRESSURE 64 TO 400 - SEALING SURFACE LENS-SHAPE
DIN 1871:1999-05 Gaseous fuels and other gases - Density and other volumetric quantities
VDI/VDE 2600 Blatt 3:1973-11 Terms relating to instrument technology
DIN 19206-1:1985-07 FLOW MEASUREMENT - ORIFICE PLATES FOR INSERTION BETWEEN FLANGES, NOMINAL DIAMETER 50 TO 2000, NOMINAL PRESSURE 1 TO 100 - SEALING SURFACE RAISED FACE
VDI/VDE 2600 Blatt 2:1973-11 Fundamental terms
DIN 19213-1:1980-04 METHODS FOR MEASUREMENT OF FLUID FLOW - CONNECTING DIMENSIONS FOR DIFFERENTIAL PRESSURE MEASURING INSTRUMENTS AND FLANGE-MOUNTED SHUT-OFF UNITS FOR PRESSURE UP TO 100 BAR
VDI/VDE 2600 Blatt 6:1973-11 Designation of measuring equipment
ISO 5167:1980 Measurement of fluid flow by means of orifice plates, nozzles and Venturi tubes inserted in circular cross-section conduits running full
DIN 19216:1995-08 FLOW MEASUREMENT - MOUNTING ARRANGEMENTS FOR FLOW MEASURING DEVICES ACCORDING TO THE DIFFERENTIAL PRESSURE METHOD
DIN 2429:1962-07 SYMBOLS FOR PIPELINE SYSTEMS
DIN 19214-1:1985-07 FLOW MEASUREMENT - DIFFERENTIAL PRESSURE DEVICES WITH FLANGES TAPS - NOMINAL DIAMETER 50 TO 500, NOMINAL PRESSURE 10 TO 100 - SEALING SURFACE RAISED FACE
DIN 19211:2004-02 Measurement of fluid flow by means of pressure differential devices - Condensation chambers
DIN 19212:1991-11 FLOW MEASUREMENT - THREADED JOINTS FOR SHUT-OFF VALVES AND DIFFERENTIAL PRESSURE INSTRUMENTS
VDI 2043:1999-07 Measurement of steam wetness fraction
VDI/VDE 2600 Blatt 1:2013-10 Inspection process management - Identification, classification and proof of suitability for inspection processes
DIN 19205-2:1983-11 FLOW MEASUREMENT - DIFFERENTIAL PRESSURE DEVICES WITH CORNER TAPS - LENGTH OF PRESSURE TAPS STUD AND INSTALLATION DIMENSIONS FOR DETERMINATION OF SPACE REQUIRED
VDI/VDE 2600 Blatt 4:1973-11 Terms describing the characterstics of measuring equipment
DIN 19214-2:1985-07 FLOW MEASUREMENT - DIFFERENTIAL PRESSURE DEVICES WITH FLANGES TAPS, NOMINAL DIAMETER 10 TO 400, NOMINAL PRESSURE 10 TO 100 - SEALING SURFACE PROJECTION AND RECESS
DIN 19214-5:1983-11 FLOW MEASUREMENT - DIFFERENTIAL PRESSURE DEVICES WITH ORIFICE FLANGES - LENGTH OF PRESSURE TAPS STUD AND INSTALLATION DIMENSIONS FOR DETERMINATION OF SPACE REQUIRED
VDI/VDE 2620 Blatt 2:1974-07 Propagation of error limits in measurements; examples on the propagation of errors and error limits
DIN 1342 : 1971 VISCOSITY OF NEWTONIAN FLUIDS
DIN 1304 : 1978 GENERAL SYMBOLS FOR USE IN FORMULAE
VDE/VDI 3512-2 : 1972 MEASURING ARRANGEMENTS FOR TEMPERATURE MEASUREMENTS
DIN 19205-1:1988-08 FLOW MEASUREMENT - DIFFERENTIAL PRESSURE DEVICES WITH CORNER TAPS - METER RUNS NOMINAL DIAMETER 10 TO 200 AND CARRIER RINGS NOMINAL DIAMETER FROM 50 TO 2000
ISO 2186:2007 Fluid flow in closed conduits — Connections for pressure signal transmissions between primary and secondary elements
DIN 5492:1965-11 LETTER SYMBOLS OF FLUID MECHANICS
DIN 1301-2:1978-02 UNITS; SUB-MULTIPLES AND MULTIPLES FOR GENERAL USE
ISO 4006:1991 Measurement of fluid flow in closed conduits — Vocabulary and symbols
DIN 1345:1993-12 THERMODYNAMICS - TERMINOLOGY

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