THERMAL ENGINEERING

S.I UNITS

Sunday, September 4, 2011

Classification of Thermodynamic Cycles

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 The thermodynamic cycles, in general, may be classified into the following two types; 1. Reversible Cycle or ideal cycle 2. Irreversible ...
Friday, August 26, 2011

Assumptions in Thermodynamic Cycles

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                    The analysis of all thermodynamics cycles is based on the following assumptions: 1. The gas in the engine cylinder is ...
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Wednesday, August 24, 2011

Law of Equipartition of Energy

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                   This Law states, "The total energy of a molecule is shared equally by the various degrees of freedom possessed by it...

Degrees of Freedom

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                         In order to describe completely the motion of a particle in one plane, only two quantities must be known, say its t...
Thursday, August 18, 2011

Assumptions in the Kinetic Theory of Gases

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The kinetic theory of gases is based on the following assumptions: 1. The volume of a gas consists of a large number of minutes particles c...
Wednesday, August 17, 2011

Clausius Inequality

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           The Clausius inequality state that whenever a closed system undergoes a cyclic process, the cyclic integral of &Q/T is less t...
Thursday, August 11, 2011

Units of Entropy

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The unit of entropy depends upon the unit of heat employed and the absolute temperature. We know that                                      ...
Wednesday, August 10, 2011

Available and Unavailable Heat

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The heat energy of a system is considered to have the following two parts: 1.Available heat energy 2.Unavailable heat energy           The...
Tuesday, August 9, 2011

Importance of Entropy

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The maximum possible efficiency obtainable by any engine working on a reversible Carnot Cycle is given by                                  ...
Monday, August 8, 2011

Relation Between Heat and Entropy

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Consider the heating of a working substance by a reversible process as shown whose base represents the entropy and the vertical ordinate rep...
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