1) electronic valve
电动调节阀
1.
Development and realization of controlling the open degree of the electronic valve;
电动调节阀开度控制的研究与实现
2.
As there is continuous position of the ZKJV electronic valve to feed back, it brings a lot of inconvenience to debugging and operation.
针对ZKJV型电动调节阀只有两点状态(全开、全关)反馈,给调试和操作带来不便,在分析电动阀控制原理的基础上,提出一种计算电动阀开度的算法,同时从控制系统角度找到了阀门理论开度与实际开度的偏差和阀门滞后时间之间的数学关系,并在实验中得到验证。
3.
In view of the inconvenience of the operation and debugging come from the electronic valve with the only full opening or full shutting state feedback,the mechanism of the electronic valve and PID functional block FB42 of Siemens STEP7 is researched.
针对仅有全开、全关状态反馈的电动调节阀给工业控制系统设计人员的调试和操作人员的操作带来的不便,研究了电动调节阀在工业控制系统中的工作机理和西门子STEP7中PID功能块FB42的工作原理,提出了一种计算无连续开度反馈的电动调节阀开度的算法,并利用Matlab来检验其控制效果,进而运用到实际工程的控制系统中,证实该算法的实用性和有效性。
3) Electric regulating valve
电动调节阀
1.
It is difficult to describe the output of an electric regulating valve with an accurate mathematical model, but it can be accurately measured.
电动调节阀的输出很难用一个准确的数学模型来描述,但可以准确地测量。
4) motorized valve
电动调节阀
1.
Impact of hydraulic balance methods on characteristics of motorized valves in air conditioning water system terminals;
空调水系统末端水力平衡措施对电动调节阀工作特性的影响
5) motor-operated expansion valve
电站电动调节阀
1.
In view of defect of motor-operated expansion valve system in power plant, the system is retrofitted on the basis of introduced technology and the application examples in domestic power plant.
针对以往电站电动调节阀系统的缺点,在分析引进国外先进技术的