Mechanical Engineering - Compressors, Gas Dynamics and Gas Turbines - Discussion

Discussion Forum : Compressors, Gas Dynamics and Gas Turbines - Section 1 (Q.No. 37)
37.
The compression ratio in a gas turbine is
4
1
9
12
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
29 comments Page 1 of 3.

Vinay said:   5 years ago
It is 7 to 9.
(1)

Shivaprasad said:   7 years ago
The Correct answer is 7.
(1)

Pradeep gk said:   8 years ago
7 bar is correct.

ANKIT CHAUDHARI said:   1 year ago
The right answer is 4.

Virat said:   5 years ago
You are right, Thanks @Imad.

Imad said:   6 years ago
@All.

There is a difference between pressure ratio, and compression ratio.

Compression ratio in Gas Turbine is 1.
Pressure ratio in Gas Turbine is started from 7 bars.

Ashish Patel said:   6 years ago
18:1.

Industrial gas turbines are designed for stationary applications and have lower pressure ratios " typically up to 18:1. Aeroderivative gas turbines are lighter weight compact engines adapted from aircraft jet engine design which operate at higher compression ratios " up to 30:1.

Sham malik said:   6 years ago
It should be 9.

Rami said:   7 years ago
The inlet to the compressor and the outlet from the turbine ideally should have the same pressure.

Dhaval Chaudhary said:   7 years ago
The Right answer is 7.


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