There are some methods of proportional valve test, which need many elaborate test instruments.
目前比例阀测试的办法比较多，所需的测试仪器繁多复杂。
An engine main pump test system was improved to be both applicable for pump test and fuel throttle valve test.
在长征系列发动机主泵试验系统现有的基础上经局部改造而建造了燃料节流阀试验系统。
Pressure valve test can be conducted in a dedicated test rig can also be carried out in an integrated test bed.
压力阀的测试可以在专用的试验台上进行，也可以在综合性试验台上进行。
High delivery lift and high backpressure required in fuel throttle valve test were obtained through higher rotation speed of the main pump.
利用长征系列发动机主泵作为动力源，提高其转速，解决了燃料节流阀试验要求的高扬程、高背压等技术难题。
The paper introduces requirement of valve strength test and leakage test, analyse universal problems of valve test, and put forward test technology of valve.
介绍了阀门强度试验和密封试验的要求，分析了阀门试验中存在的普遍问题，提出了阀门试验工艺。
The air braking simulation software is used to analyze the initial charging test process of the 120 valves on the 705 test stand and the 120 valve test stand.
利用空气制动仿真软件仿真分析了120阀在705试验台和120阀试验台上的初充气试验过程。
Marlin Engineered Technologies(Shanghai) supplies cylinder and valve test stand have worked through tens of millions times of impulse test and still work well.
上海曼理机电科技有限公司所提供的阀和液压缸试验台已经经过了上千万次的脉冲试验，性能良好。
With a example of electro-hydraulic proportional pressure valve, a electro-hydraulic proportional valve test system with integrated test and control technology was introduced.
本文以电液比例压力阀为例，介绍了采用测控一体化技术的比例阀试验系统。
The regulations and methods for valve base seal test, valve seal test, valve strength test, long term valve test, fatigue test and operating torque test were summed up in this article.
汇总了塑料阀门产品要求的阀座密封试验、阀体密封试验、阀体强度试验、阀门长期试验、疲劳强度试验和操作扭矩的规定和方法。
According to the requirements of aircraft maintenance manual related to alkaline valve test, a specified alkaline battery relief valve pressure test equipment has been developed in this paper.
根据飞机维护手册中对碱性电瓶释压阀压力的测试要求，研制成功了一台专用释压阀压力测试仪。
Every finished valve shall be taken the electriferous blowing test.
每只成品阀都会进行通电喷吹检验。
A test and pressure relief valve should be installed to assure relief of internal pressure prior to servicing and as a visual indication of trap operation.
应该安装一个测试和压力安全阀，确保内部压力能够在维修前得到释放，并作为疏水阀工作的直观显示。
The brand-new, state-of-the-art submarine was conducting a routine test dive off the coast of New Hampshire when an induction valve failed.
由于一个感应阀失效，这艘当时最先进的崭新潜艇在新罕布什尔海岸进行常规潜水实验时不幸遭此大劫。
To test for tightness of second check Valve.
检测第二止回阀的密封性。
Applying wavelet denoise to improve the test signal, the dynamic characteristic parameters of a overflow valve were obtained by selecting characteristic point of the signal.
此系统应用小波降噪的方法提高测试信号的质量，然后提取信号特征点，得到溢流阀动态特性的各项参数。
Purpose: To test valve No. 1 for tightness against reverse flow.
目的：检测1号止回阀对于回流的密封性。
Based on analysis of the principle of overflow valve dynamic characteristic test, virtual instrument system for the overflow valve measurement was designed.
在分析溢流阀动态特性测试原理的基础上，设计了溢流阀动态特性测试虚拟仪器系统。
Result of the engine platform test showed that the valve had excellent air-tightness and wear-resistant properties, so could successfully satisfy requirements of the engine.
进一步的台架测试结果表明，排气阀在测试过程中表现出了优异的密封性和耐磨性，完全满足发动机的性能要求。
The TK-DL can test pressure vacuum breakers, reduced pressure backflow preventers or double check valve assemblies.
TK - DL可以检测压力真空断路阀，减压防回流阀或双止回阀总成。
Purpose: To test check valve No. 2 for tightness against reverse flow.
目的：检测止回阀2号对于回流的密封性。
Seal leakage test on the inlet valve under a hydrostatic pressure equal to maximum static head. The leakage shall not exceed the amount guaranteed by the Contractor.
对入口阀在最大静水压力下的密封泄漏试验。泄漏量不得超过承包商所保证的量。
Take apart all valves along the pipeline for washing before installation, check whether valve handles are flexible. The valves can be installed after passing the pressure test.
管路上的各种阀门在安装前要拆开清洗，检查阀柄是否灵活，并经试压不漏后方可安装。
The assembling, actuating, water-tight test of pump-turbine globe valve and its quality control are introduced.
介绍了抽水蓄能水轮机球阀装配、动作及密封漏水试验工艺性与质量控制。
Purpose: To test operation of pressure differential relief valve.
目的：检测差压安全阀的工作性能。
Designed to test pressure vacuum breakers, reduced pressure backflow preventers or double check valve assemblies, allowing you to eliminate both pressure and differential test gauges.
适用于检测压力真空断路阀，减压防回流阀或双止回阀总成，不再需要压力表和压差表。
Is suitable for through flange valve sealing pressure and valve body intensity pressure performance test.
适用于直通法兰式阀门的密封压力和阀体强度压力性能试验。
Charging test and safety valve and automatic device adjusting for main compressor (auxiliary compressor).
主气压缩机的充气试验、全阀和自动装置的调整。
Briefly introduce the standard, process and methods of flow test of valve, and analyze the affecting factors to results such as re.
介绍了阀门流量试验的方法和标准，分析了影响流量试验结果的各种因素如雷诺数等。
Briefly introduce the standard, process and methods of flow test of valve, and analyze the affecting factors to results such as re.
介绍了阀门流量试验的方法和标准，分析了影响流量试验结果的各种因素如雷诺数等。
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