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- 2. Aleksey Terentyev Contact Information: Izhevsk State Technical University, 7 Studencheskaya street, Building 2, Room 415 426069,
- 3. What is an Engine? An engine is a device which transforms one form of energy into
- 4. 1.Types of Power Plants Heat engine can be broadly classified into two categories: (a) Internal Combustion
- 5. 1.1. Classification of Heat Engines Engines whether Internal Combustion or External Combustion are of two types:
- 6. 1.2. Classification of Internal combustion Engines (an abbreviation ICE) There are many different types of internal
- 7. 1.2. Classification of Internal combustion Engines (ICE) 6. Method of mixture preparation. Carburetion, fuel injection into
- 8. 2. Basic Geometry of the Reciprocating Internal Combustion Engine (an abbreviation RICE) Bore - engine cylinder
- 9. 3. Main Components and Principle of Operation of the Internal Combustion Engine Figure 3.1 Cross section
- 10. 4. The Four-Stroke Petrol Engine Cycle A cycle is one complete sequence of 4 strokes of
- 11. How does this work ? The process is accompanied by any runtime heat engine are mixing
- 12. 4.1 Inlet Stroke To describe the complete cycle, let's assume that the piston is at the
- 13. 4.2 Compression Stroke On reaching the lowest position (bottom dead center) the piston begins to move
- 14. 4.3 Power stroke As the piston again reaches the top dead center the spark plugs ignite
- 15. 4.4 Exhaust stroke When the piston reaches the bottom of its stroke, the exhaust valve is
- 16. So the piston moves in the cylinder down (intake stroke), up (compression stroke), down (power stroke),
- 17. 5. Four-stroke CI Engines. Principle of operation Due to high compression ratio, the temperature at the
- 18. Four-stroke CI Engines 1.Suction stroke Only air is inducted during the suction stroke. During this stroke
- 19. 6. Two-stroke Cycle Engines – Principle of operation In two-stroke engines the cycle is completed in
- 20. Two-Stroke Cycle The air or charge is sucked through spring-loaded inlet valve when the pressure in
- 21. 7. SI Engine Components Labeled cutaway drawings of a four-stroke SI engine shown in Figure. The
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