VDI/VDE 2040 Blatt 2:1987-04
Withdrawn
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Calculation principles for measurement of fluid flow using orifice plates, nozzles and venturi tubes; equations and formulae
Hardcopy , PDF
11-01-2020
English, German - English
01-04-1987
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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Withdrawn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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