In the engine, cams on the CAM shaft cause the intake and exhaust valves to open.
在发动机中,凸轮轴上的凸轮控制进气门和排气门的开启和关闭。
2
To solve the problems existed in the valve train of WD618.44 diesel engine, a new polynomial high power exhaustCAM profile was designed.
采用多项式高次方凸轮对WD 618.44柴油机原排气凸轮进行了改进设计。
3
C. Blow-back through the scavenge air ports, owing to an incorrectly adjusted exhaustcam disc or large resistance in the exhaust system(back pressure not exceed 300 mm wc)