This paper analysed the necessity of dynamic valve timing measurement and introduced the principle of the instrument developed by us to measure static and dynamic valve timing.
本文分析了迸行配气正时动态测定的必要性,介绍了我们研制的配气正时仪及对发动机进行动、静态测定的情况。
According to this method of multi-polar set dynamic balancing valve design concept is wrong.
而按照这一方法多极设置动态平衡阀设计概念是不对的。
Applying wavelet denoise to improve the test signal, the dynamic characteristic parameters of a overflow valve were obtained by selecting characteristic point of the signal.
此系统应用小波降噪的方法提高测试信号的质量,然后提取信号特征点,得到溢流阀动态特性的各项参数。
Based on analysis of the principle of overflow valve dynamic characteristic test, virtual instrument system for the overflow valve measurement was designed.
在分析溢流阀动态特性测试原理的基础上,设计了溢流阀动态特性测试虚拟仪器系统。
Products are temperature controller, electric two-way valves, electric control valves, Dynamic balancing and thermostatic radiator valve.
产品有温度控制器,电动二通阀,电动调节阀,动态平衡阀,及散热器恒温阀等。
Mechanism of the Relief Valve can release the tensions and keep a dynamic balance in society.
冲突导致的社会紧张可以通过安全阀机制得以释放,从而使社会维持动态的平衡。
Introduces structure design of static sealing and dynamic sealing applied to loop valve with the medium of liquid sodium.
介绍了应用于液态金属钠介质回路阀门的静密封和动密封结构设计。
The types, functions, technological flow of dynamic water shut-off valve and the implementation method under both normal and urgent conditions are investigated.
探讨动水关阀的类型、功能、工艺流程和正常及应急工况下的实现方法,并对增强其控制可靠性提出建议。
A 170f diesel valve train was taken as example, one-mass, two-mass and four-mass models were built and the valve dynamic characteristics experiment was also carried out accordingly.
以170f柴油机为例,建立单质量、二质量和四质量三种配气机构动力学模型,并相应进行气门动态特性试验研究。
Cylinder is executing element of air pressure system. Proportional valve is the control element. A dynamic integral separated PID algorithm control press.
压力系统采用气动回路,气缸作为执行元件,比例阀为控制元件,使用动态积分分离算法闭环控制。
By using the dynamic mesh model in CFD software to calculate the pipe valve closing, use the characteristic method and the experiment to compare with the same model.
运用计算流体动力学(CFD)的动网格技术对管道中的阀门关闭进行了动态模拟,针对同一模型,并与特征线法及试验进行了比较。
The dynamic response performance of the three-way solenoid valve can be effectively improved with the optimization control of the driving parameters adopted.
对驱动参数进行优化控制后,三通电磁阀的动态响应性能得到了大幅度的提高。
According to the consumed amount of oil of the valve and pump as well as the main engine, the dynamic pipe system is designed with PLC in this paper.
应用可编程控制器技术,根据轮机模拟器图解板上的各阀、泵以及主机耗油量的大小,对流动光带进行了有效的动态显示。
The result shows that superfluous force is less in double valve parallel control system than that in single valve control system, and the precision of dynamic loading is increased.
仿真和实验结果表明:加载系统采用双阀并联控制比单阀控制的多余力明显减小,动态加载精度明显提高。
From fluid flow momentum theory the basic equation of flow dynamic forces in the spool closing process is derived, and the spool dynamic equation of the two-way cartridge valve is established.
本文根据流体动量理论导出了阀芯关闭过程中液动力的关系式,在此基础上建立了二通插装阀阀芯关闭运动方程。
The concept of Hydraulic Confined Piston Internal Combustion Pump (CPICP) and its working principle are put forward, also the dynamic analysis of the valve type orifice system is made.
提出了约束活塞型内燃式水泵的概念和它的工作原理,对其阀式配流系统进行了动力分析。
According to the materials can be divided into dynamic seal metal seal and metal sealing valve.
根据动密封的材料也可分金属密封和非金属密封阀门。
The proportional variable pump system made up with electrohydraulic proportional reversing valve and axial variable pump is a new kind of hydraulic dynamic structure.
由电液比例换向阀和轴向变量泵组成的比例变量泵系统是一种新型液压动力机构。
Theoretical analysis and computer simulation shows that the structure of the valve is reasonable, the dynamic response is quick, and its action is stable and reliable.
理论分析和仿真研究表明该负载敏感阀的结构设计合理、动态响应快、工作稳定可靠。
The dynamic equation of valve type orifice system of confined piston internal combustion pump was built.
提出约束活塞型内燃式水泵的概念并阐述其工作原理,建立了阀式配流系统的动力模型。
This structure improves the support rigidity of the rocker shaft and the dynamic characteristics of the valve drive system, and reduces the number of components and the number of working man-hours.
这样的结构改善了摇臂轴的支撑刚度以及阀驱动系统的动力性能,并且减少了零件的数量和人工的工时数量。
Piping vibration or damage caused due to dynamic loads, such as mechanical vibration, acoustic vibration, fluid hammer, pulsation and relief valve discharge.
由于动荷载引起的管道震动和损坏,例如机械震动,声波震动,液击,压力脉动和泄放阀门泄放时引起的震动。
The dissertation sets up the data model of the precursor core of the pressure valve, analyzes its dynamic response performance under hydraulic impact, proves its good response characteristic.
文章对系统先导式压力调节阀的先导阀芯进行了建模与仿真,分析了在压力冲击下先导阀芯的动态响应特性,论证了系统压力调节过程中良好的压力跟随性能;
It is unavoidable for the shifting problem of piezoelectric acceleration sensor in the experiment of valve dynamic characteristic.
压电式加速度传感器的漂移问题在气门动态特性试验中难以避免。
Under part-load conditions the use of a dynamic balancing valve is a more effective method to prevent a cavitation as it reduces the pressure drop across a balancing valve.
在部分负荷的条件下,利用动态平衡阀是防止气蚀的有效方法,因为它减少了通过平衡阀的压差。
Create a third dynamic seal in the valve, in addition to the upstream and downstream seats, by introducing the purge media.
通过引入清洗流体介质,可以在上游和下游阀座以外,在阀门内生成第三动态密封。
A working process simulation model was established in accordance with the dynamic process of reciprocating compressor and the valve dynamic equations.
根据活塞压缩机的工作过程和阀片的运动方程建立了其工作的模拟模型。
A working process simulation model was established in accordance with the dynamic process of reciprocating compressor and the valve dynamic equations.
根据活塞压缩机的工作过程和阀片的运动方程建立了其工作的模拟模型。
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