Port Timing Diagram For Two Stroke Petrol Engine. In 2 stroke petrol engine as we all know the engine cycle completes in 2 strokes i e expansion stroke and compression stroke the fuel intake and combustion residual exhaust occurs respectively during these 2 strokes. Since the one cycle is completed in one revolution of the crank the sequence of operation of the ports can be represented in a circle 360.
I hereby explain the details of port timing diagram of two stroke si engine in tamil. 2 stroke vs 4 stroke engine comparison differences between them how they work functional differences duration. The port timing diagram gives an idea about when a phase of the two stroke cycle takes place.
Shortsactual valve timing diagram of 4 stroke petrol engine that is si engine port opening and closing movement by animation here i explained with working.
Port timing diagram for the two stroke engine piston upward movement when the engine piston moves upside which means it moves from the bottom dead centre bdc to top dead centre tdc the transfer port will be closed after 60 angle and the exhaust port will be closed after 70 from the bottom dead centre bdc. The extreme position of the piston at the top of the cylinder is called top dead centre tdc in two stroke petrol engine the inlet port. Port timing diagram for 2 stroke engine. Shortsactual valve timing diagram of 4 stroke petrol engine that is si engine port opening and closing movement by animation here i explained with working.
