VDI/VDE 2640 Blatt 4:1983-10
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Measurement of mean temperature in fluid flow
Hardcopy , PDF
14-04-2022
German
01-10-1983
Important note : Users cannot be edited or removed once added to your Multi user PDF.
Vorbemerkung
1 Allgemeines
1.1 Gegenstand der Richtlinie
1.2 Begriffe, Zeichen, Einheiten
1.3 Geltungsbereich
1.4 Problemstellung
2 Messverfahren und Auswertung
2.1 Voraussetzung für Temperaturnetzmessungen
2.2 Verteilung im Messquerschnitt
2.3 Messpunktanordnung
2.4 Bestimmung der mittleren Temperatur
3 Messgeräte
3.1 Allgemeines
3.2 Empfohlene Messgeräte
3.3 Prüfung der Messgeräte
3.4 Einbau der Messgeräte
3.5 Messunsicherheiten
4 Durchführen der Messung
4.1 Vorgehen vor der Messung
4.2 Vorgehen während der Messung
4.3 Vorgehen nach der Messung
5 Messunsicherheit
5.1 Allgemeines
5.2 Messunsicherheit der Messeinrichtung
5.3 Messunsicherheit durch Temperaturverteilung
5.4 Messunsicherheit durch Geschwindigkeitsverteilung
5.5 Beispiel
6 Ausführungsbeispiele
6.1 Messung in der Strömung
6.2 Messung mit Teilstromentnahme
Schrifttum
| DocumentType |
Standard
|
| Pages |
0
|
| PublisherName |
Verlag des Vereins Deutscher Ingenieure
|
| Status |
Withdrawn
|
| VDI/VDE 3511 Blatt 5:1994-11 | Temperature measurement in industry - Installation of thermometers |
| VDI/VDE 2040 Blatt 2:1987-04 | Calculation principles for measurement of fluid flow using orifice plates, nozzles and venturi tubes; equations and formulae |
| VDI/VDE 2640 Blatt 2:1981-11 | Measurement of water flow in closed conduits; velocity-area method |
| BS EN 12953-11:2003 | Shell boilers Acceptance tests |
| DIN EN 12952-15:2004-01 | Water tube boilers and auxiliary installations - Part 15: Acceptance tests; German version EN 12952-15:2003 |
| BS EN 12952-15:2003 | Water-tube boilers and auxiliary installations Acceptance tests |
| EN 12952-15:2003 | Water-tube boilers and auxiliary installations - Part 15: Acceptance tests |
| EN 12953-11:2003 | Shell boilers - Part 11: Acceptance tests |
| DIN EN 12953-11:2003-12 | SHELL BOILERS - PART 11: ACCEPTANCE TESTS |
| VDI 2048:1978-06 | Inaccuracies at acceptance test measurements; fundamental principles |
| DIN 43760:1987-09 | MEASUREMENT AND CONTROL - ELECTRICAL TEMPERATURE SENSORS - REFERENCES-TABLES FOR NICKEL RESISTORS FOR RESISTANCE THERMOMETERS |
| VDI/VDE 3511 : 1967 | TECHNICAL TEMPERATURE MEASUREMENTS |
| DIN 43710:1985-12 | MEASUREMENT AND CONTROL - ELECTRICAL TEMPERATURE SENSORS - REFERENCE TABLES TYPE U AND TYPE L FOR THERMOCOUPLES |
| VDE/VDI 3512-2 : 1972 | MEASURING ARRANGEMENTS FOR TEMPERATURE MEASUREMENTS |
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