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contributor authorR. Pigott
contributor authorJ. M. Abel
date accessioned2017-05-09T01:38:06Z
date available2017-05-09T01:38:06Z
date copyrightJuly, 1974
date issued1974
identifier issn1528-8919
identifier otherJETPEZ-26711#201_1.pdf
identifier urihttp://yetl.yabesh.ir/yetl/handle/yetl/164740
description abstractA method is given for analyzing the vibrations of turbine blades subjected to flows at high negative incidence angles. The conditions for the existence of self-excited vibrations and the stability of these vibrations are derived for free-standing or grouped blades which are of tapered and twisted form. The technique given extends the analysis of Sisto [1] to the case in which any mode of vibration may be considered and in which the aerodynamic forces and moments taken on a quasi-steady basis are functions of Mach number as well as instantaneous angle of attack. Results are given for a group of four lashed blades and some experimentally observed behavior is reported.
publisherThe American Society of Mechanical Engineers (ASME)
titleVibrations and Stability of Turbine Blades at Stall
typeJournal Paper
journal volume96
journal issue3
journal titleJournal of Engineering for Gas Turbines and Power
identifier doi10.1115/1.3445794
journal fristpage201
journal lastpage208
identifier eissn0742-4795
keywordsStability
keywordsTurbine blades
keywordsVibration
keywordsBlades
keywordsFunctions
keywordsFlow (Dynamics)
keywordsMach number AND Aerodynamics
treeJournal of Engineering for Gas Turbines and Power:;1974:;volume( 096 ):;issue: 003
contenttypeFulltext


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