Electro-Hydraulic Actuator 20081834 Yooseok Jeong G20140355 Hou Chengkun 20081800 Seo-Hyun Sohn 20081830 Won Jang 20081850 Yong-Gyu Hwang.

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Presentation transcript:

Electro-Hydraulic Actuator Yooseok Jeong G Hou Chengkun Seo-Hyun Sohn Won Jang Yong-Gyu Hwang

Contents 2 1. Background 2. Objective 3. Current Status 4. History log 5. Reference

Actuator Background Hydraulic Cylinder Electric Motor Mechamical Motion Electricity, Oil Pressure, Compressed Air Energies 3

Hydraulic System Hydraulic Circuit of CraneCenter of Hydraulic Circuit Background 4

Constraints of Hydraulic System Space Weight Safety Background 5

Electro-Hydraulic System Electro-Hydraulic Circuit of F-22 AircraftFlaperon Electro-Hydraulic Actuator Background 6

Electro-Hydraulic Actuator Electro-Hydraulic Actuator ( Made in USA ) Objective 7

Electro-Hydraulic System Current Trend RPMtech’s Electro-Hydraulic Actuator Control valve of Boryeong thermoelectric power plant, in

History log Chart 9/02Decision of the subject 9/04Finding the paper related with EHA system 9/05Discuss about paper & Meeting with Professor 9/11Discuss about paper 9/12~9/14Preparing for Presentation 9

Reference (1)S. H. Park “Characteristics of an Electro Hydrostatic Actuator and Application Fields” 유공압시스템학회지 제 6 권 제 1 호 pp. 2~ 년 3 월 (2)S. H. Park, “A Study on Control of Electro-Hydraulic Servo System Using High Speed Solenoid Valve,” Dept. of Mechanical and precision Engineering Gradate School Pusan National University, Feb, (3) 김종식, “ 선형 제어시스템 공학 ” 淸文, (4) Y. H. Park, S. H. Park “EHA(Electro-Hydrostatic Actuator) Identification and control of Position Control System for Electro-Hydraulic Actuator” 한국동력기계공학회지 제 15 권 제 2 호 pp.69~ 년 4 월 (5)Automatic Control Systems (9 New, Hardcover) (6)Patent Material 자동변속기용 유압제어 시스템, 출원번호 특 유압제어 시스템, 출원번호 ( 국제특허 ) 전동식 오일펌프의 유압제어장치 및 방법, 출원번호 ( 국제특허 ) 전압제어회로, 출원번호 ( 국제특허 ) (7) 리쯔밍, 이지민, 박성환, 김종식, 박용호, “ 전기 정유압 구동기를 적용한 유압식 동력 조향 시스템 ”, 한국동력기계공학회지 15 권 6 호 86 ~ 94 페이지 (8) 이지민, 박성환, 박민규, 김종식,” 적응 PID 슬라이딩 모드 제어기법을 적용한 EHA 시스템의 위치제어 (A Position Control of EHA Systems using Adaptive PID Sliding Mode Control Scheme), 한국동력기계공학회지 17 권 4 호 120 ~ 130 페이지 (9) Min Gyu Park. Sung Hwan Park, Jong Shik Kim, Ho Gil Lee “Modeling and Control and Electro Hydrostatic Actuator Systems” 2009 년 8 월 pp

Question? 11