Steam and Gas Turbines Questions and Answers – Economic Aspect of Regenerator Design

This set of Steam and Gas Turbines Multiple Choice Questions & Answers (MCQs) focuses on “Economic Aspect of Regenerator Design”.

1. In two stat regenerator system ________ stage is known as partial combustion mode.
a) first
b) last
c) intermediate
d) none of the mentioned
View Answer

Answer: a
Explanation: In two stage regenerator system first stage combusts CO with all the available oxygen.

2. Amount of coke burnt is _______ in first stage of two stage regenerator.
a) varied
b) constant
c) Zero
d) none of the mentioned
View Answer

Answer: b
Explanation: Amount of coke burned varies in first stage of two stage regenerator.

3. In two stage regenerators catalyst deactivation rates are _______
a) low
b) high
c) medium
d) none of the mentioned
View Answer

Answer: a
Explanation: The environment produced in two stage regenerator is gentle and hence catalyst deactivation rates are low.
advertisement
advertisement

4. ________ catalyst deactivation rates are benefited as catalysts are poisonous in nature.
a) medium
b) high
c) less
d) none of the mentioned
View Answer

Answer: c
Explanation: Less catalyst deactivation rates are benefited as catalysts are poisonous in nature.

5. In two stage regenerator system catalyst cooler is added.
a) True
b) False
View Answer

Answer: a
Explanation: In a two stage regenerator system a catalyst cooler is present.
Note: Join free Sanfoundry classes at Telegram or Youtube

6. Cooling capacity of catalyst cooler is _________ MMBtu/h.
a) 120
b) 100
c) 140
d) 200
View Answer

Answer: c
Explanation: Cooling capacity of catalyst cooler is 140MMBtu/h.

7. When cooling system is needed to be increased no of catalyst coolers are _________ by two or three.
a) increased
b) decreased
c) not related
d) none of the mentioned
View Answer

Answer: a
Explanation: When cooling system is needed to be increased no of catalyst coolers are increased to two or three.
advertisement

8. In two stage FCC regenerator FCC stands for fluid catalytic cracking unit.
a) True
b) False
View Answer

Answer: a
Explanation: In two stage FCC regenerator FCC stands for fluid catalytic cracking unit.

9. Total no of FCC regenerators operated in India are ______
a) 20
b) 10
c) 5
d) 15
View Answer

Answer: b
Explanation: Total no of 10 FCC regenerators are operated India.
advertisement

10. Minimum obtained catalyst loss is ________ Kg/day.
a) 500
b) 400
c) 420
d) 360
View Answer

Answer: c
Explanation: Minimum obtained catalyst loss is 420kg/day.

Sanfoundry Global Education & Learning Series – Steam and Gas Turbines.

To practice all areas of Steam and Gas Turbines, here is complete set of 1000+ Multiple Choice Questions and Answers.

If you find a mistake in question / option / answer, kindly take a screenshot and email to [email protected]

advertisement
advertisement
Subscribe to our Newsletters (Subject-wise). Participate in the Sanfoundry Certification contest to get free Certificate of Merit. Join our social networks below and stay updated with latest contests, videos, internships and jobs!

Youtube | Telegram | LinkedIn | Instagram | Facebook | Twitter | Pinterest
Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

Subscribe to his free Masterclasses at Youtube & discussions at Telegram SanfoundryClasses.