Method of and system for assessing the safety of shrinkage fitte

Details Method of and system for assessing the safety of shrinkage fitte Method of and system for assessing the safety of shrinkage fitte

1986-10-23

1988-09-13

Myracle, Jerry W.

Measuring and testing

Specimen stress or strain, or testing by stress or strain...

By loading of specimen

73572, G01N 2202

Patent

active

047700467

ABSTRACT:
A method system for assessing the safety of a rotor of a shrinkage fitted type wherein an opening displacement of a crack is determined an elastic-plastic fracture method and a reduction in shrinkage fitting force is calculated based on the crack opening displacement. The safety of the rotor is assessed based on the reduction in shrinkage fitting force caused to occur by the opening of the crack.

REFERENCES:
patent: 4408294 (1983-10-01), Imam
patent: 4635210 (1987-01-01), Shiohata et al.
Paris, P. C. et al., The Theory of . . . Crack Growth, ASTM STP 668, 1979, pp. 5-36.

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