Explore advanced thermodynamics concepts in this 96-minute lecture focusing on particle systems, Euler relations, and exergy analysis. Delve into wall rarefaction effects for few-particle systems and understand the 'simple system' approximation for many-particle scenarios. Master the fundamental principles of Euler and Gibbs-Duhem relations while examining bulk flow interactions. Learn to differentiate between first-law and second-law efficiencies, and gain comprehensive knowledge of various exergy forms. Progress through detailed explanations of microscopic versus macroscopic perspectives, stability principles, and the LeChatelier-Braun Principle. Examine practical applications through topics like cogeneration, heat exchange, and open system dynamics. For optimal learning efficiency, viewing at 1.5x speed is recommended by the instructor.
Few versus Many Particles: The Euler Relation and Forms of Exergy - Lecture 8
MIT OpenCourseWare via YouTube
Overview
Syllabus
- Introduction
- Review: Stability and LeChatelier-Braun Principle
- Introducing the “Simple-System Model”
- Microscopic and Mesoscopic versus Macroscopic
- Rarefaction Effects Near Walls at Equilibrium
- Large versus Small Systems
- Macroscipic Limit; Many-Particle Limit
- Effect of Inserting and Removing Partitions
- Simple-System Model: Limiting Assumption
- Simple-System Model: Proof of the Euler Relation
- Main Consequence of the Euler Relation
- Bulk-Flow Local-Equilibrium State Model
- Bulk Flow Interactions
- Pulsion Work and How Enthalpy Gets In
- System Open to Bulk Flow, Heat, and Work
- Mass, Energy and Entropy Balances for Open Systems
- Exergies and First and Second-Law Efficiencies
- Exergy Balance for an Open System
- Review: First-Law vs Second-Law Efficiencies
- First-Law Efficiency or COP Definition
- Second-Law Efficiency Definition
- Exergy Generic Definition of the Concept
- Exergy Associated with Heat Exchange
- Exergy and Second-Law Efficiency in Cogeneration
Taught by
MIT OpenCourseWare
Tags
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