Mean Effective Pressure

The mean effective pressure is a quantity relating to the operation of a reciprocating engine and is a valuable measure of an engine's capacity to do work that is independent of engine displacement. When quoted as an indicated mean effective pressure or imep (defined below), it may be thought of as the average pressure over a cycle in the combustion chamber of the engine.

Read more about Mean Effective Pressure:  Derivation, Types of Mean Effective Pressures, BMEP Typical Values

Famous quotes containing the words effective and/or pressure:

    Before anything else [Numa] decided that he must instill in his subjects the fear of the gods, this being the most effective measure with an ignorant, and at that time uncultured, people.
    Titus Livius (Livy)

    He who is of a calm and happy nature will hardly feel the pressure of age, but to him who is of an opposite disposition youth and age are equally a burden.
    Plato (c. 427–347 B.C.)