气动执行机构

该系统由液位计、控制器、气动执行机构等部分组成。

The system consists of liquid level meter , controller , pneumatic actuator .

应用单板机控制气动执行机构运动速度

Application of microcomputer for the control of the velocity of pneumatic actuator

基于PWM方式的变几何涡轮增压器可调喷嘴气动执行机构

Pneumatic Actuating Mechanism for Variable Nozzle of VGT Based on PWM

美国尼伯科电动执行机构，和NDA和NSR气动执行机构具有ISO标准安装和驱动（800系列除外）。

NIBCO electric actuators , and NDA and NSR pneumatic actuators feature ISO standard mount and drive ( exception is800 series ) .

文章以一座2×350MW单元机组的电厂为实例，介绍一种脉冲输入式气动执行机构与计算机控制系统的互联方法。

Taking a power plant that has 2 × 350MW turbo generator unit for example , in this paper a method linking computer control system with pulse pneumatic actuator is presented .

脉冲输入式气动执行机构与计算机控制系统的互联

Connection between computer control system and pneumatic actuators of input pulse

气动执行机构的几种控制方法

Several Kinds of Control Methods of the Pneumatic Executive Body

气动执行机构故障应急措施

Measures against the failure of pneumatic device for emergency

气动执行机构的技术参数；

Technical parameters of pneumatic actuator ;

弹簧隔膜式气动执行机构

Spring - diaphragm actuators

气动执行机构采用活塞式气缸及曲臂转换结构，输出力矩大，体积精小。

The use of pneumatic actuator cylinder piston and crank conversion structure , output torque , small size fine .

本文提出了一种滑模控制方法并应用在无杆汽缸气动执行机构的位置控制中。

This paper proposes a sliding mode control approach and applies in the position control of a rodless cylindrical pneumatic actuator .

注意：如果要求执行机构具备特别的性能，如用于电动或气动执行机构的调制位置调节器，请咨询工厂。

Note : If special features are required for actuators such as modulating positioners either for electric or pneumatic actuators , consult factory .

常见的执行机构是电动执行机构或气动执行机构，而且可以配置各种各样的功能和附件来实现各种阀门操作控制要求。

Actuators are most commonly either electric or pneumatic and can be equipped with a variety of functions and accessories for controlling valve operation .

执行机构–这些阀门可以配置打击手轮，手动齿轮装置，电动执行机构、液动或气动执行机构。

Actuation – can be supplied with a hammerblow handwheel , manual gear set , electric motor operator , pneumatic Globe valve calss300Lb or hydraulic cylinder operator .

春季返回气动执行机构使用的空气供应，以推动一个方向阀杆和一个内部装载弹簧返回到原来的位置阀门。

The spring return pneumatic actuators use an air supply to drive the valve stem in one direction and an internally loaded spring to return to the valve to its original position .

一种烟气档板气动执行机构，属于发电厂锅炉二次风门控制常用装置气动执行机构。

The utility model relates to a pneumatic actuator for the smoke baffle belonging to a pneumatic actuator for the common devices of secondary air door control of boilers in power plants .

仿真和台架测试结果表明，该气动执行机构具有耗气量小、可靠性高的优点，能够满足车用发动机对变几何涡轮增压器可调喷嘴执行机构的要求。

Simulation and experiment results show that the pneumatic actuator has advantages of low consumption of air and high reliability , can satisfy the demand for variable nozzle actuating mechanism of variable geometry turbocharger used in automobiles .

浮选槽液位控制分系统将液位变送器检测得到的液位值与设定的液位值比较得到一个偏差值，用这个偏差值控制气动执行机构控制排矿阀使浮选槽液位稳定在设定值。

Flotation tank level control system can get a offset value by compare the detection level value with level setting value . Control the pneumatic actuator with offset value to make the flotation tank level at setting value .

气动马达执行机构通常用于很危险的区域，在那种地方没有电源或者不允许电源存在。

Air motor actuators are often specified in very hazardous locations where electric power is not available or permitted .

·请参阅美国克雷恩有关执行机构的资料，了解气动和电动执行机构的详细资料。

Refer to Crane actuator bulletin for details of pneumatic and electric actuators .

气动系统的执行机构分为气缸和气动马达两种形式，气动马达按结构形式可分为：叶片式气动马达、活塞式气动马达和齿轮式气动马达等几种形式。

The actuator of pneumatic system is cylinder or pneumatic motor , according to its structure , pneumatic motor has pneumatic vane motor , pneumatic piston motor , pneumatic gear motor and so on .

可提供杆柄、链条、齿轮、电动、气动或液动执行机构（参阅第14页）。

Available with lever , chain , gear , electric , air or hydraulic actuation ( see page 14 ) .

建议旁路挡板采用气动加弹簧的执行机构以提高其可靠性。

Typically , the operation mode with bypass damper opened and the bypass dampers with pneumatic and spring open actuator are more practicable to improve the safety and reliability of the unit and FGD system .

安装IAC马达至节气阀体。气动调节阀由气动执行机构和调节阀两部组成。

Install IAC motor to throttle body . Pneumatic valves regulate the pneumatic enforcement agencies and regulatory valves two .

气动调节阀由气动执行机构和调节阀两部组成。

Throttle positioner Pneumatic valves regulate the pneumatic enforcement agencies and regulatory valves two .

GB/T6076-1985传动用短节距精密套筒链气动调节阀由气动执行机构和调节阀两部组成。

Short pitch transmission precision bush chains Pneumatic valves regulate the pneumatic enforcement agencies and regulatory valves two .

空气调节：控制室内的温度、湿度、洁净度和空气流动，不受室外条件的影响。气动调节阀由气动执行机构和调节阀两部组成。

" Air-conditioning : Control of temperature , humidity , purity , and motion of air in an enclosed space , independent of outside conditions . " Pneumatic valves regulate the pneumatic enforcement agencies and regulatory valves two .

气动V型球阀由V型阀体与气动执行机构及其它附件组成。

The pneumatic valve V-V-shaped body and by the pneumatic actuator , and other accessories .

RB精小型气动保温O型切断球阀是由阿斯塔气动活塞式执行机构和夹层整体铸造阀体组成。

QJ ( D / S ) RB O-intensive small air cut off valve insulation by pneumatic piston actuator Astana and laminated the whole cast body composition .