Exergy In Engineering Thermodynamics by PK NAG (Chapter 08) | EveryEng

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Exergy In Engineering Thermodynamics by PK NAG (Chapter 08)

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₹ 500

286 min

Anytime

Hindi

Saurabh Kumar GuptaMechanical Engineer

Oil & Gas Upstream

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Why enroll

This course is based on PK Nag's Book Chapter 08, to excel in the GATE (Graduate Aptitude Test in Engineering) examination and to secure good marks in other engineering exams. Thermodynamics is a crucial subject in the engineering syllabus, and mastering the concepts and applications presented in Chapter 08 is essential to achieving a high score. By taking this course, individuals can gain a comprehensive understanding of thermodynamic principles, practice solving problems, and develop strategies to tackle complex questions. With a strong foundation in thermodynamics, students can confidently approach the GATE exam and improve their chances of securing admission to top engineering programs or landing coveted jobs at top PSUs.

Master the fundamentals of thermodynamics and unlock the secrets of energy conversion, efficiency, and optimization—enroll now and become a thermal energy expert!

Your instructor

Saurabh Kumar Gupta

Content Manager

Mechanical Engineer

5+ yrs experience·India

Is this course for you?

You should take this if

You work in Oil & Gas Upstream or Aerospace
You're a Chemical & Process / Mechanical Engineering professional
You prefer self-paced learning you can revisit

You should skip if

You need a different specialisation outside Chemical & Process
You need live interaction with an instructor

Course details

Exergy is a thermodynamic concept that represents the maximum useful work potential of a system or a flow of matter or energy, relative to a reference environment. It is a measure of the quality or usefulness of energy, and is used to evaluate the efficiency and performance of energy systems. Exergy analysis takes into account both the quantity and quality of energy, allowing engineers to identify opportunities for improvement and optimize system design. By applying exergy analysis, professionals can quantify the losses and inefficiencies in energy systems, and develop strategies to minimize them. Exergy is widely used in the design and optimization of power generation systems, industrial processes, and energy conversion technologies, enabling the development of more efficient and sustainable solutions. Exergy provides a powerful tool for evaluating and improving the performance of complex energy systems.

Course suitable for

Key topics covered

Introduction to Exergy
Loss in available energy
Exergy at finite temperature T
Solved example
Gouy-Stodal theorem
Exergy of closed system
Exergy of open system
Application of the Gouy-Stodla theorem
Application of the Gouy-Stodla theorem
Second law efficiency
Solved example pk nag

Course content

The course is readily available, allowing learners to start and complete it at their own pace.

13 lectures4 hr 46 min

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Questions and Answers

Q: You're sanity-checking a heat balance during turnaround and you google "estimate exergy of waste heat stream at 400K relative to ambient". A flue gas stream rejects 5 MW of heat at a nearly constant boundary temperature of 400 K. Ambient is 300 K. Order-of-magnitude exergy associated with this heat transfer?

Q: During a brownfield revamp you search "back of envelope flow exergy calculation compressed air". Compressed air enters a tool header at 8 bar, 300 K, and discharges to ambient at 1 bar, 300 K. Ignore kinetic effects. Specific exergy relative to ambient is closest to?

Q: You're aligning an exergy study with QA review and you google "ASME energy efficiency analysis irreversibility basis". Why do ASME and ISO guidance insist on defining a single reference environment when performing exergy analysis across equipment?

Q: You're reviewing options and search "exergy efficiency vs energy efficiency heat exchanger selection". Two exchangers deliver the same duty and LMTD. Which choice better improves plant exergy performance?