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

Discussion Forum : Compressors, Gas Dynamics and Gas Turbines - Section 4 (Q.No. 7)
7.
Which one of the following is the effect of blade shape on performance of a centrifugal compressor ?
Backward curved blades has poor efficiency
Backward curved blades lead to stable performance
Forward curved blades has higher efficiency
Forward curved blades produce lower pressure ratio
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
8 comments Page 1 of 1.

Vinay said:   4 years ago
B is the right option. I too agree.

Punit said:   4 years ago
Yes, B is the correct answer.

Shishui said:   6 years ago
B is the correct answer.

Mohan said:   6 years ago
D is right.

Forward curved blades produce lower pressure and low efficiency.
Backward curved blades produce high pressure and high efficiency.
Both Forward curved blades and Backward curved blades produce a stable performance.

Vane blower said:   7 years ago
B is the right answer.

Deepak said:   7 years ago
B is the right option.

Surya said:   7 years ago
B is correct answer.

Srinivasa Rao B said:   8 years ago
Option B is right.

Backward curved blades have higher efficiency.
Forward-curved blades have higher efficiency.
Forward-curved blades produce higher pressure ratio.

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