SISCIENGINES By: shivam qupta
About Me. . I am Shivam Gupta .Engineering in MECHANICAL STREAM Cleared 3 times GATE exam, UPSC CAPF AC, UPSC CDS,AFCAT and Engineering services written exam Love teaching , music and travelling. RATE,REVIEW, RECOMMEND AND SHARE . Follow me at :https://unacademy.com/user/Shivamgupta01
2 Stroke Engines
2 Stroke engine working cycles : current spark exhaust gases exhaust port petrol-air ransfer mixture port nlet por crankshaft
2 Stroke engine & 4 Stroke engine: Exhaust valve Inlet valve Injector Glowplug exhaust gases exhaust port Piston Crankshaft Direction of rotation 1. Induction stroke 2 Stroke engine 4 Stroke engine
Suction Stroke & Compression Stroke exhaust gases exhaust port anster port
Expansion Stroke & Exhaust stroke current spark etrol-a mixture nlet crankshaft
4 -Stroke Engine 2 -Stroke Engine er heavier engine. For the same pow is required. More Volumetric efficiency More thermal efficiency For the same power lighter engine is . required. . less Volumetric efficiency less thermal efficiency Ex : scooters, mopeds , ships Ex: motorcycles, cars, buses, trucks, aeroplanes, power generators.
4 -Stroke Engine 2 Stroke Engine Less toxic exhaust emissions Very high and toxic exhaust . . emissions 720 degree crank revolution 360 degree crank revolution. . Simple and easy manufacturing Complex and tough manufacturing . .
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YouTuber : 3 times GATE qualified🏆 : ESE written qualified : PSU's qualified : Mechanical lover 🏅: musician : model : all Rounder 🥇