Transactions of Society of Automotive Engineers of Japan
Online ISSN : 1883-0811
Print ISSN : 0287-8321
ISSN-L : 0287-8321
Technical paper
Development of New Variable Valve Event and Lift system (VVEL)
Yuzo AkasakaTakaya FujitaShinichi KigaYousuke MaeKazuto TomoganeYoshihiko YamadaKeisuke Takeda
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2009 Volume 40 Issue 4 Pages 979-984

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Abstract
Continuous Variable Valve Event and Lift system(VVEL) which improves three major engine performaces (fuel consumption/emission/driving performace) in well-ballanced manner, is developed. This paper introduces outline of the VVEL system, and describes the principle of operation/transformation and the mechanism of improvement in engine performance of this system.
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© 2009 Society of Automotive Engineers of Japan, Inc.
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