Yurchenko D. Development, verification and analysis of three-dimensional CFD-model of thermal state of cooled blade in conjugate statement

Українська версія

Thesis for the degree of Candidate of Sciences (CSc)

State registration number

0407U002640

Applicant for

Specialization

  • 05.05.16 - Турбомашини та турбоустановки

13-06-2007

Specialized Academic Board

К 26.224.02

Essay

In the thesis the choice of the method of blade's thermal state calculation based on the solution of heat transfer problems in the conjugate statement is proved. The three-dimensional CFD-model of thermal state of the cooled rotating blade in the double-sided conjugate statement is developed. The technique of verification of CFD-models of thermal state in the conjugate statement by means of data about the heat transfer introduced in the scientific literature is developed. Verification of CFD-model of thermal state of the blade on heat transfer in the interblade channel and the cooling channel as well as on hydraulic resistance of the cooling channel is carried out. The CFD-model of thermal state of the cylindrical channel with ribs in conjugate statement with the purpose of identification of parameters of this model and CFD-model of the blade as well as new criterial dependences by means of computing experiment are obtained.

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