2 Stroke Timing Diagram. My own interest in the two stroke which had reached the level of an obsession by 1963 was generated by comparative poverty. The crankshaft revolves through approximately 120 deg.
At high rpms the delivery ratio of fuelair becomes less and the pumping loss of engine power becomes more with. The extreme position of the piston at the bottom of the cylinder is called bottom dead centre bdc. In this diagram the fuel is fired at a and the expansion of gases takes place from a to b.
As we know that port t.
In this way the inertia of the exhaust gases moving at. This will lead to the bad performance of the engine. A two stroke or two cycle engine is a type of internal combustion engine which completes a power cycle with two strokes up and down movements of the piston during only one crankshaft revolution. Draw and explain the valve timing diagram of 2 stroke diesel engine.