TEST BLADE FOR GAS TURBINE ENGINE AND METHOD OF MAKING

TEST BLADE FOR GAS TURBINE ENGINE AND METHOD OF MAKING

A test blade (74) for a blade release test, including: an airfoil (80) extending radially from a platform (82); and a root portion (96) secured to the platform (82), the root portion (96) having an elongated opening (100) extending longitudinally from a leading edge (102) of the root portion (96) to...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: FEKR, Masoud Roshan, FOROUTAN, Rana, HUSZAR, Robert
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
BLASTING
ENGINE PLANTS IN GENERAL
HEATING
LIGHTING
MACHINES OR ENGINES IN GENERAL
MEASURING
MECHANICAL ENGINEERING
NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES
PHYSICS
STEAM ENGINES
TESTING
TESTING STATIC OR DYNAMIC BALANCE OF MACHINES ORSTRUCTURES
TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR
WEAPONS
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Beschreibung
Zusammenfassung:A test blade (74) for a blade release test, including: an airfoil (80) extending radially from a platform (82); and a root portion (96) secured to the platform (82), the root portion (96) having an elongated opening (100) extending longitudinally from a leading edge (102) of the root portion (96) towards a trailing edge (104) of the root portion (96), wherein the elongated opening (100) has a width (106) extending along the leading edge (102) of the root portion (96) that is greater than or equal to 3 times a radial height (108) of the elongated opening (100).