test valve

Vent the piping and test valve body cavity to remove air or steam.

排放管道和试验阀门体腔内的空气或蒸汽。

Design and Test of Flap Valve of Natural Circulation in CARR

CARR堆自然循环瓣阀设计及验证

Design, Calculation and Test for Engine Valve Guide Sealing Structures

柴油机气门导管密封结构的设计、计算和试验研究

A Computer Calibration System Used to Test Regulation Valve Performance

调节阀技术性能微机自动校验系统

Test Bench of Valve Blocks for Shield Propelling Hydraulic System

盾构推进液压系统阀块试验台

Dynamic Water Closing Test with Butterfly Valve

Φ2500蝴蝶阀动水关闭试验与分析

Study and Test of Valve 104C ( 1st Part)

104C阀的研究与试验（上）

Purpose : To test check valve No. 2 for tightness against reverse flow.

目的: 检测止回阀2号对于回流的紧密度.

The equipment used to test valve's lagging is designed, and piezo-pump with integral valves as sample is tested.

设计了阀振动滞后性测试装置，以整体开启阀压电泵为模型作了测试。

To change the limit of LPR test valve which need annulus pressure to keep static in opening period, a new model pressure controlled full bore testing valve which is applied for our oilfields' features is developed.

为改变目前LPR压控测试阀在开、关井过程中需要保压的局限性，研发了一种适应我国油田特点的新型全通径压控测试阀。

Connect bypass hose between vent needle valve and loosely connect to test cock No. 1.

在排气针形阀上连接旁路软管,并将其松散连接到测试旋塞1号上.

Purpose : To test check valve No.2 for tightness againstflow.

目的: 检测止回阀2号对于回流的紧固性.

Air tightness test and safety valve adjusting for main air receiver ( control air receiver, air horn receiver) on board.

主空气瓶（制空气瓶、笛空气瓶）船后气密试验和安全阀的调整。

Analysis on Adjustment Test of Turbine Valve Switching off Load Governing Mode

汽机阀门活动性调整实验导致负荷调整控制切除的分析

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。

Ventilation during Exercise Test in Mitral Valve Disease

二尖瓣病变患者运动负荷测验通气功能特点

Optimize the welding process parameters on this basis, and in practical welding test on the valve parts.

在此基础上，对焊接工艺参数进行优化，并在实际阀门工件上进行堆焊试验。

LVDT Transducer's Application to Kinematics Test of the Valve of Mud Pump

LVDT传感器在钻井泵阀体运动学测试中的应用

Purpose: to test shutoff valve No.2 for tightness.

目的：检测2号关闭阀的密封性。

Improvement of Moving Test on Steam Valve for 300 MW Turbine Unit

300MW汽轮机组汽门活动试验方法改进

Test of magnetic valve controllable parallel reactor model

磁阀式可控并联电抗器模型试验研究

Improvement of Oil Drive Machine Moving Test Valve for Main Steam Valve of 300 MW Turbine

300MW汽轮机主汽阀油动机活动试验阀改进

And the research results can offer some references for design, condition monitoring and vibration test of valve.

研究结果能够为气阀的优化设计、故障诊断和振动测试提供一定的理论基础和依据。

The Research of Combination of Dynamic Calculation and Test for the Valve Train of Engine

发动机配气机构动力学计算与试验的结合研究

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 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。

Purpose : To test check valve No.2 for tightness against flow.

目的: 检测止回阀2号对于回流是否紧密密封.

Research on Double_sealing Test of Ball Valve for High Speed Turbine

高转速水轮机球阀双密封试验研究

Curve and test of safety valve

安全阀的特性曲线及试验

Dynamic water closing test of butterfly valve and analysis

大口径蝶阀动水关闭试验与分析