the timing of a stroke
21Two-stroke engine — Brons two stroke V8 Diesel engine driving a Heemaf generator. A two stroke engine is an internal combustion engine that completes the process cycle in one revolution of the crankshaft (an up stroke and a down stroke of the piston, compared to… …
22Continuous variable valve timing — offers a unique ability to have independent control of the intake and exhaust valves in an internal combustion engine. For any engine load criteria, the timing of intake and exhaust can be independently programmed [1]. The main variations of… …
23Ignition timing — in an internal combustion engine is the process of setting the time that a spark will occur in the combustion chamber (during the power stroke) relative to piston position and crankshaft angular velocity. Setting the correct ignition timing is… …
24Valve timing — In a piston engine, the valve timing is the precise timing of the opening and closing of the valves.In four stroke cycle engines and some two stroke cycle engines, the valve timing is controlled by the camshaft. It can be varied by modifying the… …
25Four-stroke engine — Four stroke cycle used in gasoline/petrol engines. The right blue side is the intake and the left yellow side is the exhaust. The cylinder wall is a thin sleeve surrounded by cooling liquid. A video montage of the Otto engines running at the… …
26Variable valve timing — Variable valve timing, or VVT, is a generic term for an automobile piston engine technology. VVT allows the lift or duration or timing (some or all) of the intake or exhaust valves (or both) to be changed while the engine is in operation. Two… …
27Swimming at the 2008 Summer Olympics - Men's 100 metre butterfly — Infobox Olympic event event = Men s 100 metre butterfly games = 2008 Summer caption = Michael Phelps during the medal ceremony venue = Beijing National Aquatics Center dates = August 14 (heats) August 15 (semifinals) August 16 (final) competitors …
28Brain, water on the — Known medically as hydrocephalus , this is an abnormal buildup of cerebrospinal fluid (CSF) in the ventricles of the brain. The fluid is often under increased pressure and can compress and damage the brain. Hydrocephalus can arise before birth or …
29Water on the brain — Known medically as hydrocephalus , this is an abnormal buildup of cerebrospinal fluid (CSF) in the ventricles of the brain. The fluid is often under increased pressure and can compress and damage the brain. Hydrocephalus can arise before birth or …
30Swimming at the 2008 Summer Olympics - Men's 4 x 100 metre medley relay — The men s 4×100 metre medley relay event at the 2008 Olympic Games took place on August 15 (qualification) and August 17 (final) at the Beijing National Aquatics Center. This swimming event uses medley swimming as a relay. Because an Olympic size …
