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- Software and Hardware Design of Experiment Instrument for Electronic Expansion Valve Based on SCM. 基于单片机的电子膨胀阀试验机的软硬件设计。
- The experimental result shows that using electronic expansion valve instead of thermal expansion valve , the cooling capacity increases by 11.4%, COP increases 9.6%. 试验表明:使用电子膨胀阀对比使用热力膨胀阀;机组的制冷量提高11.;4%25以上、COP提高9
- The idea is proposed that the flow characteristic of electronic expansion valve should adapt to superheat gain to refrigerant flow rate under different evaporation temperature. 摘要指出了蒸发器变流量特性对电子膨胀阀流量增益特性的补偿要求;
- In this paper,the physical and mathematical models for refrigerant two-phase flow in an electronic expansion valve(EEV) are presented and solved numerically with two-fluid model. 本文根据两相流原理建立了电子膨胀阀内制冷剂两相流动的数学、物理模型,并应用双流体模型数值求解,得出了节流过程压力场、汽液两相速度场及干度的详细分布。
- Through analysis on the geometry of electronic expansion valve (EEV) flow passage, the working passage of EEV was simplified to a series of short nozzles. 摘要通过对膨胀阀内节流工作段几何结构的分析,将其简化为短喷嘴结构。
- This paper presents a controlling method for the refrigerant feed control using an electronic expansion valve(EEV) in the GEHP system due to the inapplicability of thermodynamic expansion valve(TEV). 鉴于热力膨胀阀对燃气机热泵变容量调节特性的不适应性,本文应用电子膨胀阀对燃气机热泵系统流量调节进行了理论与实验研究。
- 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。
- The strengths for flow regulation and superheat adjustment of electronic expansion valve are purposed,as well as the development trend is analyzed in air-conditioning or commercial freezing area. 从制冷系统节流机构的流量调节稳定性、过热度控制原理、系统节能、瞬态反应特性、部分负荷调节特性方面,比较分析了几种节流机构应用于制冷装置中的特点。
- The characteristics of flow-versus-condensing pressure in electronic expansion valve (EEV) with R410A, a new environment-friendly refrigerant as working fluid were experimentally investigated. 摘要以新型环保制冷剂R410A为工质,实验研究了电子膨胀阀的流量随冷凝压力的变化规律。
- Taking advantage of the electronic expansion valve(EEV), a brand-new control method was proposed and studied in this paper, which aimed at multivariable combined control simply through the EEV. 本文作者提出并研究了利用电子膨胀阀进行制冷系统多参数复合控制的方法,进行了建模和控制仿真工作,并在定频系统上进行了实验。
- CHEN Wen-yong, CHEN Zhi-jiu, ZHU Rui-qi, et al.Control algorithm of electronic expansion valve in evaporator superheat regulation [J].Journal of Shanghai Jiaotong University, 2001, 35 (8):1229-1232. [3]陈文勇;陈芝久;朱瑞琪;等.;电子膨胀阀调节蒸发器过热度的控制算法[J]
- Discharge characteristic of the cone valve structure is studied.Based on this, a new structure of electronic expansion valve (EEV) is proposed.The new structure can improve discharge characteristics. 摘要对锥阀结构的电子膨胀阀的流量特性进行了分析,在此基础上,提出了一种阀板式电子膨胀阀的结构设计,并对其进行分析。
- The characteristics of flow-versus-condensing pressure in electronic expansion valve(EEV)with R410A,a new environment-friendly refrigerant as working fluid were experimentally investigated. 以新型环保制冷剂R410A为工质,实验研究了电子膨胀阀的流量随冷凝压力的变化规律。
- A Valve Shuttered Electronic Expansion Valve 阀板式电子膨胀阀研究
- electronic expansion valve (EEV) 电子膨胀阀
- Electronic Expansion Valve ( EEV) 电子膨胀阀
- Its capacity responds to the load of each room by using and inverter-aided compres- sor and electronic expansion valves that can automatically control the refrgerant flow for each indoor unit. 系统通过变频压缩机和电子膨胀阀自动调节各室内机的制冷剂流量以满足各个房间的负荷的需要,通过电子膨胀阀与电磁三通阀的切换实现多个房间同时制冷和制热的要求。
- Geometry Modelling of Electronic Expansion Valve Core 电子膨胀阀阀头线型几何模型的研究
- Comparison between Electronic Expansion Valve and Thermostatic Expansion Valve 电子膨胀阀与热力膨胀阀的比较
- System Identification of Dynamic Characteristic of Electronic Expansion Valve 电子膨胀阀动态特性的辨识