valve lift

Analysis focused on the valve timing of exhaust valve opening time, intake valve close time, valve overlap angle, valve lift and intake system parameters on the performance of the engine.

讨论了气门正时中排气门打开时刻、进气门关闭时刻、气门重叠角，气门升程和进气系统参数变化对发动机性能的影响。

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In-cylinder flow characteristics under variable valve lift ( VVL ) were studied single-cylinder-valve optical engine.

在一台四气门可视化光学发动机上,研究了可变气门升程下缸内气体流动特性.

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The needle valve lift is the important parameter.

针阀升程是柴油机燃油系统的重要参数。

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The valve operating mode starts to change the moment the lift becomes zero.

当生程一变成零,汽门操作模式就开始变换.

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The law of flow coefficient affected by valve lift, refrigerant inlet density and refrigerant outlet steam quality was investigated based on quick-open ball thermal expansion valve.

以球型快开热力膨胀阀为对象，采用试验方法研究阀开度以及进口制冷剂密度、出口干度对膨胀阀流量系数CD的影响规律。

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For Variable Valve Lift ( VVL) system, classical PID control arithmetic was adopted as the main control strategy.

针对可变升程机构，采用了经典的PID控制方法；

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Method and Application of Adjusting the Needle Valve Lift in Engine Performance Test

发动机台架实验中喷油器针阀升程的调节方法及应用

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A control system for the intake camshaft to vary the opening and closing times in combination with a valve lift system is necessary.

用于改变开放和关闭时间的进气凸轮轴控制系统和气门升程系统是必备的。

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This method traces the movement of valve train and obtains valve lift curve and rocker arm ratio.

跟踪传动链的运动轨迹，得到了准确的气门升程及摇臂比。

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Valve timing and valve lift are key technical parameters of an engine.

配气相位、气门升程是发动机最关键的技术参数指标之一.

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Then with the valve lift lowers, the in-cylinder pressure drop rises and the parameters including flow rate and swirl velocity are measured naturally without any manual adjustment on in-cylinder pressure.

确定气门最大升程时模拟气缸内的初始压差后，就可采集试验中的流量和涡流转速等参数。

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Lift retainer and check assembly from valve body.

从阀体内取出护圈和止回阀总成.

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Fork Lift , Valve, Body Coupling, Bracket.

供应阀门,叉车起重机, 耦合器, 插座等.

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