5/29/2023 0 Comments Seminar on ic enginesUntil recently, most engines around the world utilised ordinary or static VT, where the parameters of valve opening, lift, and closing (VO, VL and VC) were fixed. Similarly, the exhaust valves open a few degrees before BDC and close a few degrees after TDC. ![]() In an I.C.engine, usually the inlet valves open a few degrees (of crank angle) prior to TDC, and close after BDC. In simpler terms, it is the way an engine ‘breathes’. ![]() ![]() Simply defined, it is the timing, or regulation of the opening and closing of the valves. VALVE TIMING (VT) is one of the most important aspects of consideration in the design of an automobile engine.
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