GAS-TURBINE ENGINES BLADES FATIGUE STRENGTH INCREASING METHOD Russian patent published in 1995 - IPC

Abstract RU 2034044 C1

FIELD: aviation motor-building industry. SUBSTANCE: strain is made in less loaded parts of gas-turbine engine blades, using scanning by beam of high-concentrated source of energy along curve of second order, located in symmetry about middle line of blade. Created strains band width is set no less than averaged thickness of fin shape. EFFECT: method increases quality of gas-turbine engines turbine and compressor blades. 3 cl

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RU 2 034 044 C1

Authors

Stoljarov I.I.

Rogozhin V.A.

Bychkov I.K.

Dates

1995-04-30Published

1991-04-19Filed