throttling valve
英 [ˈθrɒtlɪŋ vælv]
美 [ˈθrɑːtlɪŋ vælv]
网络 节流阀; 节气阀
双语例句
- Study on Growth Characteristics of Cavitation Bubble in Throttling Grooves of Hydraulic Valve
液压阀节流槽内气穴气泡生长特性的研究 - Continuous severe throttling applications may require a control valve.
如果需要持续性的节流应用，则可能需要配置控制阀。 - Closer throttling, creating higher pressure drops may cause cavitation or excessive velocities which could cause high noise levels, vibration and possible damage to the valve or adjacent piping.
如果节流较小，将因此产生更高的压降将可能导致空穴现象或超快流速，从而导致噪音太高，振动剧烈，可能损坏阀门或相邻的管路。 - It is found in present water supply engineering project that throttling valve independent with big barrel grooves or virtual consumption can sustain constant pressure water supply.
在现行送水工程中发现，不靠大桶槽或虚耗能源的节流阀能维持恒压供水，是送水工程中的技术挑战之一。 - The gas throttling governing system comprises a pressure-limiting valve, a speed-limiting valve and a partition board.
气体推助器包括波纹管及内部弹簧、排气阀、吸气阀，气体节流调节系统包括限压阀、限速阀、隔板。 - With the development of the investigations of carbon dioxide as a refrigerant, the method of replacing throttling valve with expander, in order to improve COP of the system, has been paid more and more attention to.
随着自然工质CO2研究的进一步发展，为了提高系统的COP，采用膨胀机取代节流阀的方法越来越受到人们的重视。 - Based on the above principle, a CO2 swing type expander was developed to take the place of the throttling valve in the system to recover power during the expanding process.
针对以上问题，研究开发了CO2摆动转子式膨胀机以代替系统中的节流阀回收膨胀过程能量。 - The results show that the structural characteristics of throttling grooves have direct influences on pressure distribution, cavitation and noise inside the valve. Pressure overshoot inside U-notch is much higher than V-notch, and can restraint the inception and development of cavitation.
结果表明，节流槽结构特征对阀内压力分布、气穴与噪声特性有直接的影响，U形槽内部压力超调量明显高于V形槽，可以显著抑制气穴的析出与生长。 - A malfunction caused by localizer excursion of liquid-nitrogen throttling valve in an air separation unit
一起液氮节流阀定位器漂移引发的空分设备故障 - The automatic test has been realized by adopting the proportional throttling valve for loading and by use of the CAT technology based on the virtual instrument.
系统采用比例节流阀加载方法以及基于虚拟仪器的CAT技术，实现了测试过程的自动化。 - Study of water digital throttling valve controlled by microcomputer
水压数字节流阀微机控制的设计研究 - According to the comparison results of throttling valve cycle and the expander cycle, the expander effect on the efficiency is demonstrated.
与采用节流阀的CO2跨临界循环系统的对比实验验证了CO2滚动活塞膨胀机对于提高效率的作用。 - With the throttling the supercritical CO_2 to the separation pressue state, the temperature of the supercritical CO_2 decrease to 0 ℃, and this phenomenon cause plugging of the throttle valve and the piping behind it.
超临界CO2节流至分离状态时，温度会下降到0℃以下，引起节流阀损坏及下游管道堵塞。 - The concept and features of pure water hydraulics And the operating principle as well as the control system designing of digital throttling valve are introduced in this paper;
介绍了水液压技术的概念及其特点，论述了直控步进式水压数字节流阀的工作原理及其控制系统的设计。 - By analyzing the causes of excessive temperature rise of the hydraulic system in a certain plasticizing machine, the paper discusses the application range of the volume throttling speed control circuit consisting of limited pressure variable pump and throttling ( speed control) valve.
从某注塑机液压系统温升过高的原因分析，总结了限压式变量泵和节流阀（调速阀）组成的容积节流调速回路的使用范围。 - The transcritical carbon dioxide rolling piston expressor ( expander-compressor) is developed to replace the throttling valve in the CO2 transcritical cycle for the improvement of the performance efficiency of the CO2 transcritical cycle and decreasing larger throttling losses.
为提高二氧化碳跨临界循环效率，解决系统节流损失大的问题，研究开发了新型的滚动活塞转子式压缩膨胀机，来代替二氧化碳跨临界系统中的节流阀。 - In this paper, the author apply petroleum engineering well-control theory to analyze operational principle of multilevel throttling control system in depth, set up electrohydraulic proportional valve hydraulic pressure control system mathematics model and use MATLAB to make emulation analysis to it.
在本文中，笔者结合石油工程井控理论，对多级节流控制系统工作原理作了深入的分析，建立了电液比例阀液压控制系统数学模型，并对该模型运用MATLAB进行了仿真分析。 - In order to lower the throttling losses in the CO 2 transcritical cycle, the significant measure is to replace the throttling valve by an expander.
为降低CO2跨临界循环的节流损失，开发膨胀机代替节流阀是研究的重要方向。 - This paper illustrates operation principle of the digital throttling valve and design of its control system.
论述了直控步进式水压数字节流阀的工作原理及其控制系统的设计。 - The throttling loss occurred at the point with 120 MW loads and 200 MW loads was analyzed for 200 MW unit, the results showed that the extra overlapping of valve at these two points caused a lot of throttling loss.
通过对哈汽200MW机组在120MW负荷点和200MW负荷点产生的节流损失分析，发现在这两负荷点阀门的重叠度过大，因而造成过大的节流损失。 - Performance Comparison and Analysis for Inverter driven Air Conditioners Throttling with Electronic Expansion Valve and Capillary Tube
小功率变频空调器采用电子膨胀阀与毛细管节流的性能对比分析 - As the replacement of throttling valve, CO_2 expander is a significant way to improve the coefficient of performance of the CO_2 transcritical cycle.
开发CO2膨胀机代替节流阀是提高CO2跨临界循环系统性能系数的一个有效途径。 - Besides, COP of the system is more sensitive to changes of the inlet isentropic efficiency. ( 2) There are two types of throttling losses in traditional dual-temperature vapor compression refrigeration system, that is, expansion valve throttling losses and pressure regulating valve throttling losses.
传统双温蒸汽压缩制冷系统存在两类节流损失，即膨胀阀产生的节流损失和压力调节阀产生的节流损失。 - This article contains three optimization goals: following the load instruction, reducing the throttling losses of turbine high-pressure main steam valve and reducing the amount of fuel.
本文的优化目标有快速跟踪负荷指令、减少汽机高压主汽门节流损失和减少燃料量。 - And experimental research on performance of the CO2 transcritical water-to-water heat pump cycle system with expander or throttling valve was executed.
同时还对带膨胀机或节流阀的CO2跨临界水-水热泵循环系统进行了实验研究。