throttling valve

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。

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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。

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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

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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。

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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。

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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。

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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。

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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

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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。

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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。

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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

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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

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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。

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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。

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The body of BT25 is constructed by a pilot throttling valve with position feedback and a pressure compensated valve.

BT25阀的可控流量大，工作压力高、有较高的控制精度。

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