Learn · Engineering Thermodynamics
Lecture 33 of 58Week 5: The second law of thermodynamics and entropy
Entropy, increase in entropy principle, isentropic process
Prof. Jayant K. Singh · IIT Kanpur
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All the lectures
- Fundamental laws of nature, system definitions and applications
- Thermodynamic property, state, equilibrium and process
- Temperature scale and pressure
- Macroscopic and microscopic forms of energy
- Different forms of work, energy transfer and sign convention
- First law of thermodynamics and energy balance
- Efficiency of mechanical and electrical devices
- Examples on basic concept and energy balance
- Phase change of a pure substance
- Property diagrams of pure substances
- Thermodynamic properties of a pure substance from a property table
- Thermodynamic properties of a pure substance
- Equations of state and compressibility chart
- Examples on properties of pure substances
- Quasi equilibrium, moving boundary work
- Polytropic process
- Energy analysis of closed system and unrestrained expansion
- Internal energy, enthalpy, and specific heats of ideal gas
- Internal energy, enthalpy, and specific heats of solids and liquids
- Examples on energy balance for closed systems and moving boundary work
- Conservation of mass and steady flow processes
- Flow work and energy of flowing fluid
- Energy balance for steady flow devices
- Throttling valve, mixing chamber and heat exchanger
- Energy analysis of steady and unsteady flow devices
- Examples on mass and energy analysis of open systems
- Second law of thermodynamics, heat engine and cyclic devices
- COP of refrigerator and heat pump, second law statements
- Perpetual motion machines, reversible and irreversible processes, Carnot cycle
- Carnot principles, thermodynamic temperature scale, Carnot HE and HP
- Examples on second law of thermodynamics
- Clausius inequality, application of second law
- Entropy, increase in entropy principle, isentropic process
- Change in entropy of solids, liquids and ideal gases
- Reversible flow work, multistage compressor, efficiency of pump and compressors
- Entropy balance in closed system and control volume
- Examples on entropy change in a system
- Exergy and second law efficiency
- Exergy of a fixed mass and flowing stream
- Exergy transfer due to heat, mass and work, exergy destruction
- Exergy balance and second law efficiency for closed systems and steady flow devices
- Examples related to exergy change and exergy destruction
- Gas power cycles and air-standard assumptions
- An overview of reciprocating engines and otto cycle
- Analysis of Diesel cycle
- Analysis of Brayton cycle
- Examples on gas power cycles such as Otto, Diesel and Brayton
- Rankin and Carnot vapour power cycles
- Ideal regenerative Rankin cycle and combined gas-vapour cycle
- Refrigeration cycles
- Examples on vapour power cycles
- Thermodynamic property relations: Gibbs equation, Mnemonic diagrams and reciprocity relations
- Thermodynamic property relations: Clapeyron equation and Maxwell relations
- Thermodynamic property relations: Joule-Thomson coefficient and cyclic relations
- Combustion and conservation of mass in a chemical reaction
- Energy balance for reacting systems
- Enthalpy of formation and combustion, adiabatic flame temperature
- Examples on property relations and reaction thermodynamics