TECHNICAL UNIVERSITY OF BUDAPEST Faculty of Mechanical Engineering Internal Combustion Engines (Heat Engines II.) Lecture note for the undergraduate course 7th Semester Dr. Antal Penninger, Ferenc Lezsovits, Janos Rohaly, Vilmos Wolff 1995. Revised: Dr. Akos Bereczky 2006 CLASSIFICATION OF INTERNAL COMBUSTION ENGINES Principle of operation • four stroke engine or • two stroke engine • other Charging system • Naturally aspirated • Mechanically charged • Turbo charged Fuel type • gas fuels -natural gas -gasification (pirolysis) -biogas, waste gas -other • liquid fuels crude oil fractions (distillation fuels) • Crude-oil (Diesel fuel) • Benzine ...
FUEL & FUEL SYSTEM PROPERTIES OF FUEL Fuel is a substance consumed by the engine to produce energy. The common fuels for internal combustion engines are: 1. Petrol 2. Power kerosene 3. High speed diesel oil 4. Light diesel oil. The important properties of these fuels are given below: S.No Name of fuel oil A. P. I. Specific Calorific value degree Gravity kcal/kg B.T.U./lb (i) Light diesel oil (L.D.O.) 22 0.920 10300 18600 (ii) High speed diesel oil (HSD) 31 0.820 10550 19000 (iii) Power kerosene 40 0.827 10850 ...
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