The relation between opening and outflow of EEV (Electronic expansion valve) was studied through the experiment in this paper.
本文通过实验研究了电子膨胀阀流量与开度的关系。
Basing on analyzing the characteristic of EEV and running rule of refrigerating system in detail, it designs precise online control of inverter compressor.
在对电子膨胀阀的特性及制冷系统的运行规律的认真分析基础之上，设计了变频压缩机的精准在线控制。
The results show that all the three types of catalytic converters can make the HCNG engine meet enhanced environmentally friendly vehicle (EEV) emission standard.
试验结果表明：三种催化器都能使天然气掺氢发动机排放达到环境友好型汽车标准。
The step response method of the outlet superheat of evaporator is measured by conducting experiments, and dynamic model of EEV is established by LSE (least square estimation).
通过阶跃响应实验法，利用最小二乘法建立燃气机热泵蒸发器—电子膨胀阀系统的过热度响应动态模型。
PID and Fuzzy controllers are using in the experimentation based on the simulation results of the PID, fuzzy and fuzzy self-tuning PID controllers and the driven method for EEV.
针对电子膨胀阀步进电机驱动方式和本文的仿真结果，应用增量式PID和模糊控制方法进行实验分析。
By applying black box theory inlet pressure, inlet subcooling, outlet pressure and valve opening are selected as influence factors to flow coefficient of electronic expansion valve (EEV).
根据黑箱理论提出将阀前压力、阀前过冷度、阀后压力和膨胀阀流通面积作为膨胀阀流量系数的影响参数。
By applying black box theory inlet pressure, inlet subcooling, outlet pressure and valve opening are selected as influence factors to flow coefficient of electronic expansion valve (EEV).
根据黑箱理论提出将阀前压力、阀前过冷度、阀后压力和膨胀阀流通面积作为膨胀阀流量系数的影响参数。
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