A diesel engine is a combustion engine which uses the heat to begin ignition to burn the fuel and it fill into the ignition chamber during the final stage of compression. There are various advantages of diesel engine over other engines such as petrol engine:
- Diesel engine burn less fuel than petrol engine
- High reliability and easy adaption to environment
- can deliver much more of their rated power
- Diesel engine's life is twice than petrol engine
- Diesel engine is safer than petrol engine
- It generate less waste heat