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Posted inchemical engg thermodynamics
Thermodynamic potentials
Thermodynamic potentials are state functions that, together with the corresponding equations of state, describe the…
Posted inchemical engg thermodynamics
Defining Entropy (S) through the Clausius Inequality
Consider two heat engines, one a reversible (Carnot) engine and the other an irreversible heat…
Posted inchemical engg thermodynamics
Carnot’s Theorem
This theorem states that no engine working between two given temperatures can be more efficient…
Posted inchemical engg thermodynamics
Reversible and Irreversible Process
The reversible process is the ideal process which never occurs, while the irreversible process is…
Posted inchemical engg thermodynamics
What is Kelvin Planck Statement?
It states that “It is impossible to construct a device which operates on a cycle and…
Posted inchemical engg thermodynamics
What is the Second Law of Thermodynamics?
The laws of thermodynamics describe the relationships between thermal energy, or heat, and other forms…
Posted inchemical engg thermodynamics
Heat Engine and Heat Pumps
One of the most important things we can do with heat is to use it…
Posted inchemical engg thermodynamics
Mollier Diagram for Water-Steam
The diagram below can be used to determine enthalpy versus entropy of water and steam.…
Posted inchemical engg thermodynamics
Phase Diagrams of Pure Substances:
In thermodynamics, a system is a region of space of which we have some interest. Often the…
Posted inchemical engg thermodynamics
COMPRESSIBILITY FACTOR
Compressibility factor, usually defined as Z = pV/RT, is unity for an ideal gas. It…