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Mechanical Engineering · Q2

Compressors, Gas Turbines And Jet Engines

Engineering and GATE · Mechanical Engineering · question 2

Q2

The hottest point in a gas turbine is

A.
At the base
B.
At the tip
C.
In the center
D.
Between ~ to i of the blade height
Answer

Answer: Option D

Solution

Answer: Option D
Solution:
The hottest point in a gas turbine is between ~ to i of the blade height.
The hottest component is the turbine blades, in particular the first-stage turbine inlet guide vanes, which are the most forward part of the exhaust section of the engine, which is the section exposed to the hot exhaust gases.