Test results show that the hydraulic valve actuation system can realize continuously variablevalvelift and the early intake valve closing by changing the time of oil pressure release.
通过实验证明这种液压气门机构可通过改变泄油初始相位角实现进气门最大升程和进气迟闭角的连续可变。
2
The Characteristics of valve movement using fully variable hydraulic valve train is studied by measurement of valvelift and oil pressure of fully variable hydraulic valve train.
通过对全可变液压气门机构的气门升程和液压压力的试验测量,研究了全可变液压气门机构的气门运动特性。
3
Fully variablevalve train may realize continuously variablevalve timing and valvelift, and so it represents development trend of variablevalve technology.