Classifications of IC Engines according to various parameters

Detailed Classifications of IC Engine

1. According to no. of strokes-
1. Two-Stroke cycle engine
2. Four-Stroke cycle engine
2. According to combustion cycle used-
1. Otto cycle (constant volume cycle)
2. Diesel cycle (constant pressure cycle)
3. According to no. of cylinders-
1. Single cylinder 
2. Multi-cylinder
4. According to the arrangement of the cylinder-
1. Horizontal engine
2. Vertical engine
3. V-type engine
4. Inline engine
5. Radial engine 
5. According to ignition method-
1. Spark ignition 
2. Compression ignition
6. According to the cooling method-
1. Air-cooled
2. Water-cooled
7. According to the speed of Engine-
1. Low-speed engine
2. Medium-speed engine 
3. High-speed engine
8. According to the type of fuel used-
1. Petrol engine
2. Diesel engine 
3. Natural Gas engine (CNG or LPG)
4. Bio-fuel engine
5. Light oil (kerosene) engine
6. Alcohols (methanol or ethanol)
7. Hydrogen engine 
9. According to mixture preparation -
1. Carburetion
2. Fuel injection into port or intake manifold 
3. Fuel injection into the engine cylinder
10. According to the valve or port design & location-
1. Overhead valve
2. Underhead valve
3. Rotary valve
4. Cross-scavenged porting
5. Loop-scavenged porting
6. Uniflow-scavenged
11. According to the uses of application-
1. Stationary engine
2. Portable engine
3. Marine engine
4. Automobile engine
5. Tractor engine
6. Aero-engine

• See Applications of IC Engines HERE

References:

1. IC Engine by RK Rajput