4 stroke petrol engine working principal

1. International University of Business Agriculture and Technology 4 stroke petrol engine working principal By Nur-E-Alam Siddike Id 10307050

2. 4 stroke petrol engine Major parts         Engine Cylinder Piston Crank shaft Engine valve Connecting rod Cam shaft Spark plug

3. INTAKE STROKE     Intake valve open Exhaust valve closed Piston go to TDC to BDC Air-fuel mixture enter in to the cylinder

4. COMPRESSION STROKE     Intake valve closed Exhaust valve closed Piston go to BDC to TDC Air-fuel mixture compressed in to the cylinder

5. POWER STROKE     Intake valve closed Exhaust valve closed Air-fuel mixture burn into the combustion chamber Piston go to TDC to BDC

6. EXHAUST STROKE     Intake valve closed Exhaust valve open Piston go to BDC to TDC Exhaust gas out through the exhaust valve

7. BIBILIOGRAPHY 1. 2. YAHOO.ANSWER.COM GOOGLE.COM

8. Any Question ?

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