真空阀门

高真空阀门漏率和升压率的区别

Difference between leak rate and rate of pressure rise of high vacuum valve

快速真空阀门

Vacuum Valve With Fast Acting

BEPCⅡ大功率波导真空阀门的研制

Development of high power waveguide valve for BEPC ⅱ - Linac

大功率波导真空阀门是BEPCⅡ直线加速器微波系统的重点改进项目，作为微波大功率传输和真空密封双重功能的超高真空微波器件，机械结构比较复杂，制造工艺难度大。

The high power waveguide valve is a major part of microwave system for BEPC ⅱ - Linac . As an ultra-high vacuum RF component with functions of microwave high power transmission and vacuum sealing , it has a complicated structure and is difficult to fabricate .

目前进入到波导真空阀门的脉冲功率为30~50MW，高功率运行工作状态良好。

Now the wave-guide valve work well at pulse peak power of 30 ~ 50 MW .

根据工作压力有低真空阀门、高真空阀门和超高真空阀门。

According to the work of a low pressure vacuum valves , ultra high vacuum valves and vacuum valves .

以真空阀门、真空泵及真空法兰连接件三大类为主导产品，拥有自营进出口经营权和十多项自主研发的专利产品。

Vacuum valves , vacuum pumps and vacuum flange connections are the three leading products , we possess import-export operations , and more than ten self-developed patent products .

本实用新型设置了独立的隔离、充气、真空阀门以及与取样腔配套的取样杆，使取样过程中的炉腔内气氛不变，达到在线取样的目的。

The utility model is provided with separate isolating valve , aeration valve , vacuum valve and thief rod mating the sampling cavity to keep the air in the furnace cavity and realize on-line sampling .

由于真空系统阀门控制电路发生故障，造成电镜自动停机及无电子束光斑。

EM auto stop and no illumination spot were caused by the trouble in valving control circuit of the vacuum system .

PV-10型真空压电阀门性能测定实验

Performance measurement experiment of PV-10 piezoelectric valve

从自动化及实用性出发，在实践的基础上，设计了一种从自动真空到自动开关阀门和电动机的控制电路，并介绍了其设计要点。

The design of auto vacuum water level control circuit proceeding from automatical and practical purpose , which can operate valve and engine , is introduced and also its design points .

真空源连接到阀门的底部，一边连接的压力表，对方连接到系统中，真空被控制。

The vacuum source is connected to the bottom of the valve , one side connection is for a gauge , the other side connects to the system in which vacuum is to be controlled .

KT-400高真空油扩散泵，它的特点是真空极限高，抽速大，提高生产效率，同时真空气动阀门采用自动控制。

KT-400 high vacuum oil diffusion pump , which is characterized by extreme high vacuum , pumping speed large , increase production efficiency while the vacuum pneumatic valves with automatic control .