液压伺服系统(双语)

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1、Hydraulic Servo Systems液压伺服系统0 Course introduction课程介绍3Three important books Control power and control dynamics控制功率控制功率与与控制动态控制动态Examples of the hydraulic servo control systems液压伺服控制系统的液压伺服控制系统的实例实例 Contents and task of the course课程研究课程研究内容与任务内容与任务Attribute and learning methods of the course课程课程性质与学

2、习方法性质与学习方法OUTLINE40.1 Three important books三本重要的书5J. F. Blackburn:Fluid power control (1960, USA) Herbert E. Merritt（梅里特梅里特）: Hydraulic control systems (1967, USA)液压控制系统 Analysis, synthesis and design hydraulic servo systems and pipelines (1980, Netherlands)60.2 Control power and control dynamics 控制

3、功率控制功率与与控制动态控制动态7Why are electro-hydraulic servos necessary ?In direct form, hydraulic servo control technology is useful or not ? Or where can hydraulic servos be used ? 8电液伺服控制 超出当前材料等许用范围 静液驱动（液压传动） 机电运动装置 Range of control9仪器伺服 振动激励 履带车辆 农业机械 机器人 过程控制 应变测试 机床 失效实验 油料爆炸 工程机械 汽轮机控制 仪器伺服 振动激励 履带车辆 农

4、业机械 机器人 过程控制 应变测试 机床 失效实验 油料爆炸 工程机械 汽轮机控制 飞行仿真 Spectrum of industrial application10Spectrum of aerospace application导弹舵机定位 激光定点 航天飞机 飞机次要控制 飞机主要控制 发动机供油控制 搜索天线 110.3 Examples of the hydraulic servo control systems液压伺服系统实例12Material test system材料试验机材料试验机13Tracer controlled Machine tool仿形控制机床14Paralle

5、l manipulator (6 DOF tank simulator)并联机器人（六自由度并联机器人（六自由度 坦克模拟器）坦克模拟器） 15Airplane simulators民用飞机模拟训练器人在回路仿真16Fighter simulators军用飞机模拟训练器人在回路仿真17Airplane Control18MechanicalMechanical with servo flapsMechanical with hydraulic servoDigital fly-by-wireActive Aero-elastic Wing1905-19351935-19501950-19851

6、985-PresentExperimentalNeed for simplicity and light weightAircraft become larger, faster and harder to steerAircraft become even larger and much fasterIncreased computing power availableNeed for greater efficiency, lower weight and costControl surfaces moved by wires, rods and linkagesSmall servo f

7、laps on control surfaces use aerodynamics to reduce force needed to steer Hydraulic servos assist the pilots steering effortMechanical linkages replaced by electric wires and motors, Digital control vastly increases aircraft capabilityDigitally controlled active wing moved by shape memory actuators,

8、 giving more efficient wing and lower weightAirplane Control Development19F-35 Fighter20Structure of F-3521Electro-hydraulic actuator电液电液(伺服伺服)作动器作动器22Fly control surfaces23Flight controls24Flight controls25High lift actuation26Aerospace vs Industrial 27 DDVC (Direct Drive Volume Control) DDVC Hydra

9、ulic ActuatorValve less Control Sys.Valve less Control Sys.Distributed Hydraulic SysDistributed Hydraulic Sys.28DDVC Steering Equipment29DDVC Ship Operation SystemCollision Avoidance SysCollision Avoidance Sys.Autonomous Operation SysAutonomous Operation Sys.30DDVC pitch-control system of wind gener

10、ator 31DDVC Air moving system32DDVC Stewart type Parallel Mechanism 33Variable displacement axial piston motorHelp to deeply understand hydraulic component function有助于深入理解液有助于深入理解液压压元件功能元件功能 34Variable displacement axial piston motor35Bypass regulated constant pressure hydraulic power supplyHelp to

11、deeply understand hydraulic component function有助于深入理解液有助于深入理解液压压元元件功能件功能 360.4 Contents and task of the course0.4 Contents and task of the course 本课程研究的内容与任务本课程研究的内容与任务37Introduce hydraulic servo technology based on the electro-hydraulic position servo control system.以电液伺服位置控制为主线介绍液压伺服技术。课程目标可概括为：在现

12、有知识背景下，在现有学时限制内，传授基本的液压伺服控制基本知识。0.4.1 Contents of the course0.4.1 Contents of the course 本课程研究的内容液压控制系统液压控制系统 清华大学出版社清华大学出版社 ISBN：978-7-302-37899-0380.4.2 Task of the course 0.4.2 Task of the course 本课程的主要任务本课程的主要任务(1) demonstrate familiarity with the basic principle of the hydraulic servo control s

13、ystem; 熟悉熟悉液压伺服机构的基本原理液压伺服机构的基本原理；(2) demonstrate an basic knowledge on hydraulic control device characteristics; 掌握掌握液压控制设备基本特性液压控制设备基本特性；(3) improve their abilities in system static and dynamic analysis and design of hydraulic servo control system; 提高他们进行液压伺服系统静态和动态分析的能力；提高他们进行液压伺服系统静态和动态分析的能力；(4)

14、 build up necessary terminologies for their future easy consulting of related researching publications; and the last but not the least, improve their proficiencies in general English. 掌握掌握液压伺服控制术语液压伺服控制术语，为将来咨询和阅读问题提供便利；并且进一，为将来咨询和阅读问题提供便利；并且进一步提高他们英语水平步提高他们英语水平。 390.4.3 0.4.3 学习本课程的直接、近期用途学习本课程的直接、

15、近期用途理解先进液压控制 ）理解高精度液压控制 ）表面上看，液压伺服控制技表面上看，液压伺服控制技术知识可用于术知识可用于具体地说，液压伺服控制技具体地说，液压伺服控制技术知识有助于术知识有助于毕业设计工作（或找工作）Jack Sparrow, now I wish I took that Hydraulic Control course ! Some years passed 40Course Assessment实验实验 10期中考试期中考试 30平时平时(考勤考勤) 10期末考试期末考试 5010% experiment report +30% mid-term examine +10% Daily inspection+ 50% final examine 41All the Best to get Good marks in the Examination.41Thank U