Practice Modifications to Improve Efficiency - 1.2 | Power and Refrigeration Cycles | Applied Thermodynamics
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the purpose of superheating in power cycles?

πŸ’‘ Hint: Think about energy extraction.

Question 2

Easy

Define regeneration.

πŸ’‘ Hint: This involves recycling some of the steam.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What process increases the average temperature of heat addition in steam cycles?

  • Superheating
  • Condensation
  • Isentropic Expansion

πŸ’‘ Hint: It's related to how heat is added!

Question 2

True or False: Regeneration improves efficiency by recycling waste heat.

  • True
  • False

πŸ’‘ Hint: Think about using previously used energy.

Solve 2 more questions and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

A steam power plant functions with a basic Rankine cycle at a thermal efficiency of 30%. After integrating superheating and regeneration, efficiency rises to 45%. Calculate the percentage improvement.

πŸ’‘ Hint: Calculate the difference first before dividing by the old efficiency.

Question 2

Discuss how minimizing exergy destruction in a Rankine cycle can lead to more sustainable energy practices.

πŸ’‘ Hint: Focus on long-term energy implications and environmental impacts.

Challenge and get performance evaluation