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Finite Element Analysis of Influence of Non-homogenous Temperature Field on Designed Lifetime of Spatial Structural Elements under Creep Conditions


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Fig. 1

Two-dimentional finite element in general (left) and local coordinate system.
Two-dimentional finite element in general (left) and local coordinate system.

Fig. 2

SFEM discrete model of prismatic inhomogeneous body.
SFEM discrete model of prismatic inhomogeneous body.

Fig. 3

Gas turbine blade.
Gas turbine blade.

Fig. 4

Root of gas turbine blade: design scheme (left) and SFEM discrete model.
Root of gas turbine blade: design scheme (left) and SFEM discrete model.

Fig. 5

Change in time of dimensionless stress intensity (left), and damage parameter.
Change in time of dimensionless stress intensity (left), and damage parameter.

Fig. 6

Gas turbine blade: finite element model (left), and temperature distribution in blade fragment.
Gas turbine blade: finite element model (left), and temperature distribution in blade fragment.

Fig. 7

Changing of stresses across the height of the blade (left), time-dependent damage parameter values.
Changing of stresses across the height of the blade (left), time-dependent damage parameter values.
eISSN:
2444-8656
Language:
English
Publication timeframe:
Volume Open
Journal Subjects:
Life Sciences, other, Mathematics, Applied Mathematics, General Mathematics, Physics