Lecture 01 : Introduction to waste heat recovery

Summary

The web course on energy conservation and heat recovery welcomes participants with a curriculum of 60 lectures, each half-hour long, covering topics through two instructors. The course includes assessments, question-and-answer sessions, and a final exam with certification. The instructors, Prashant Kumar Das from Mechanical Engineering and Professor Anand Prakash Bhattacharyya, both with Ph.D. scholars, are available for assistance. The course emphasizes the importance of waste heat recovery, its potential in industries, and its role in energy conservation, providing various resources for further learning.

Takeaways

• 📚 The course focuses on energy conservation and heat recovery, covering a wide range of topics through approximately 60 lectures.
• ⏰ Each lecture is half an hour long, delivered by two instructors who alternate every 15 minutes, ensuring comprehensive content coverage.
• 🤝 Interaction is encouraged as students can ask questions throughout the course, fostering a responsive learning environment.
• 📝 The course culminates in an examination and the provision of certificates, emphasizing the formal assessment of learning outcomes.
• 👨‍🏫 The instructors, Prashant Kumar Das from the Mechanical Engineering department and Professor Anand Prakash Bhattarcharya, are both doctoral scholars.
• 🌐 The course material will be primarily based on lectures, with additional resources available online, including documents and articles that aid in understanding heat recovery methods and technologies.
• 🔍 The course will delve into the principles of thermodynamics, which are fundamental to understanding heat transfer and fluid flow, essential for energy conservation.
• 🌡 The concept of waste heat recovery is explored, which involves capturing and repurposing heat that would otherwise be expelled into the environment as waste.
• 🏭 Industries such as petroleum refineries are highlighted as areas with significant potential for waste heat recovery, indicating practical applications of the course's teachings.
• 🌟 The course aims to not only cover the theoretical aspects but also the practical implications, emphasizing the importance of energy conservation in both existing and renewable energy contexts.
• 💡 The potential of waste heat recovery is underscored by statistics suggesting that up to 50% of energy wasted in industries could be recovered, underscoring the environmental and economic benefits.

Q & A

What is the primary focus of the web course mentioned in the script?

The primary focus of the web course is energy conservation and heat recovery.

How many lectures are expected to be in the course?

The course is expected to have around 60 lectures.

What is the approximate duration of each lecture in the course?

Each lecture is approximately half an hour long.

Who are the two instructors mentioned in the script?

The two instructors are Prashant Kumar Das, associated with the Mechanical Engineering department, and Professor Anand Prakash Bhattacharyya, also from the same department.

What are the roles of the teaching assistants mentioned in the script?

The teaching assistants, both of whom are doctoral scholars, play a supportive role in the course. They help with doubts and coordinate assessments.

What is the purpose of the evaluation mentioned in the course?

The purpose of the evaluation is to assess the students' understanding of the course material and to provide feedback.

What is the term used to describe the unwanted heat that is a byproduct of industrial processes?

The term used to describe the unwanted heat from industrial processes is 'waste heat'.

What is the significance of waste heat recovery in the context of the script?

Waste heat recovery is significant as it represents a substantial opportunity for energy conservation and can reduce the environmental impact of industrial processes.

What percentage of energy loss is recoverable through waste heat recovery according to the script?

According to the script, 20 to 50 percent of energy loss can be recovered through waste heat recovery.

What are the potential benefits of waste heat recovery mentioned in the script?

The potential benefits of waste heat recovery include saving on fuel costs, reducing environmental pollution, and enhancing the competitiveness of industries.

Which industries are highlighted in the script as having significant potential for waste heat recovery?

The industries highlighted include the power generation industry, petroleum refineries, chemical plants, cement factories, and the transportation sector.

What is the role of the internet and available documents in learning about waste heat recovery as per the script?

The internet and available documents play a crucial role in providing additional resources and information for understanding waste heat recovery techniques and technologies.