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Step Cam Valve
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Camless VCR
A valve inside a valve. Outer valve performs induction of fresh charge/air or exhaust gases outflow from combustion chamber. Inner valve changes the compression ratio by varying the clearance volume.
1. Step Cam operated
2.Camless VCR.
1. Step Cam Valve in Valve
Challenges and their solutions
Simulation Performed for VCR
2. Camless VCR
Dead Volumes in the combustion chamber
Change in CR via Internal valve lift