Published 1978 | Version v1
Miscellaneous Metadata-only

Accurate evaluation of flaw size in turbine rotors by ultrasonics - a modern technique to satisfy the requirements of fracture mechanics

Creators

  • 1. Maschinenfabrik Augsburg-Nuernberg (M.A.N.) A.G., Nuernberg (Germany, F.R.). Abt. fuer Qualitaetswesen

Description

Applying the principles of fracture mechanics for enhanced dependability of modern large turbines, types of flaws in turbine rotors, determination of flaw size according to percent amplitude evaluation and reflectivity diagram, matching of sound geometry to flaw orientation, influence of axial boreholes, mechanised inspection and electronic data processing. (orig.)

Availability note (English)

Available from Fachinformationszentrum Karlsruhe.

Abstract (German)

Bruchmechanische Ueberlegungen fuer den sicheren Betrieb moderner Grossturbinen, moegliche Fehlerarten in Turbinenlaeufen, Fehlergroessenabschaetzung nach prozentualer Echohoehenanzeige und Reflectivitaetsdiagramm, Anpassung der Schallgeometrie an Fehlerorientierung, Einfluss von Axialbohrungen, Mechanisierung der Pruefung und elektronische Datenverarbeitung. (orig.)

Additional details

Additional titles

Original title (German)
Fehlergroessenbestimmung an Turbinenlaeufern mit Ultraschall - eine notwendige Voraussetzung fuer bruchmechanische Aussagen

Publishing Information

Imprint Title
Recent developments and special methods of NDT. Vol. 1
Journal Page Range
p. 73-82.
Report number
AED-Conf--78-125-000(Vol.1)

Conference

Title
Lecture meeting and exhibition on non-destructive materials testing.
Dates
24 - 26 Apr 1978.
Place
Mainz, Germany, F.R.

INIS

Country of Publication
Germany
Country of Input or Organization
Germany
INIS RN
10470462
Subject category
S42: ENGINEERING;
Resource subtype / Literary indicator
Conference, Non-conventional Literature
Descriptors DEI
CRACKS; DEFECTS; FRACTURE PROPERTIES; ROTORS; SIZE; TURBINES; ULTRASONIC TESTING
Descriptors DEC
ACOUSTIC TESTING; MATERIALS TESTING; MECHANICAL PROPERTIES; NONDESTRUCTIVE TESTING; TESTING

Optional Information

Notes
Imprint:Neuere Entwicklungen und besondere Verfahren der ZfP. Bd. 1.;Vortraege.
Secondary number(s)
AED-Conf--78-125-007.