electro-hydraulic actuator (2) 20081834 yooseok jeong g20140355 hou chengkun 20081800 seo-hyun sohn...

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Electro- Hydraulic Actuator (2) 20081834 Yooseok Jeong G20140355 Hou Chengkun 20081800 Seo-Hyun Sohn 20081830 Won Jang 20081850 Yong-Gyu Hwang

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Page 1: Electro-Hydraulic Actuator (2) 20081834 Yooseok Jeong G20140355 Hou Chengkun 20081800 Seo-Hyun Sohn 20081830 Won Jang 20081850 Yong-Gyu Hwang

Electro-Hy-draulic Actua-

tor (2)20081834 Yooseok Jeong

G20140355 Hou Chengkun

20081800 Seo-Hyun Sohn

20081830 Won Jang

20081850 Yong-Gyu Hwang

Page 2: Electro-Hydraulic Actuator (2) 20081834 Yooseok Jeong G20140355 Hou Chengkun 20081800 Seo-Hyun Sohn 20081830 Won Jang 20081850 Yong-Gyu Hwang

Contents

Subject

Consideration & Choice

Explanation

History log

Reference

Page 3: Electro-Hydraulic Actuator (2) 20081834 Yooseok Jeong G20140355 Hou Chengkun 20081800 Seo-Hyun Sohn 20081830 Won Jang 20081850 Yong-Gyu Hwang

Subject

Hard to make from nothing.Check patents of others.

Page 4: Electro-Hydraulic Actuator (2) 20081834 Yooseok Jeong G20140355 Hou Chengkun 20081800 Seo-Hyun Sohn 20081830 Won Jang 20081850 Yong-Gyu Hwang

Consideration & Choice

Page 5: Electro-Hydraulic Actuator (2) 20081834 Yooseok Jeong G20140355 Hou Chengkun 20081800 Seo-Hyun Sohn 20081830 Won Jang 20081850 Yong-Gyu Hwang

Consideration & Choice

Page 6: Electro-Hydraulic Actuator (2) 20081834 Yooseok Jeong G20140355 Hou Chengkun 20081800 Seo-Hyun Sohn 20081830 Won Jang 20081850 Yong-Gyu Hwang

Explanation

Page 7: Electro-Hydraulic Actuator (2) 20081834 Yooseok Jeong G20140355 Hou Chengkun 20081800 Seo-Hyun Sohn 20081830 Won Jang 20081850 Yong-Gyu Hwang

Explanation

100 : Control Unit120 : Hydraulic

Pumping Unit130 : Electrical Mo-

tor

Page 8: Electro-Hydraulic Actuator (2) 20081834 Yooseok Jeong G20140355 Hou Chengkun 20081800 Seo-Hyun Sohn 20081830 Won Jang 20081850 Yong-Gyu Hwang

Explanation

150 : Accumulator190 : Check Valve

Page 9: Electro-Hydraulic Actuator (2) 20081834 Yooseok Jeong G20140355 Hou Chengkun 20081800 Seo-Hyun Sohn 20081830 Won Jang 20081850 Yong-Gyu Hwang

Explanation

180 : Relief Valve

Page 10: Electro-Hydraulic Actuator (2) 20081834 Yooseok Jeong G20140355 Hou Chengkun 20081800 Seo-Hyun Sohn 20081830 Won Jang 20081850 Yong-Gyu Hwang

Explanation

110 : Single Rod Hydraulic Cylin-der

200 : Displacement Sensor

Page 11: Electro-Hydraulic Actuator (2) 20081834 Yooseok Jeong G20140355 Hou Chengkun 20081800 Seo-Hyun Sohn 20081830 Won Jang 20081850 Yong-Gyu Hwang

Explanation

1000 : Industrial EHA system100 : Control Unit110 : Single Rod Hydraulic Cylinder120 : Hydraulic Pumping Unit130 : Electrical Motor150 : Accumulator180 : Relief Valve190 : Check Valve200 : Displacement SensorPS1, PS2 : Pressure Sensor

Page 12: Electro-Hydraulic Actuator (2) 20081834 Yooseok Jeong G20140355 Hou Chengkun 20081800 Seo-Hyun Sohn 20081830 Won Jang 20081850 Yong-Gyu Hwang

Explanation

Patent Infringement

Clause 1 of Article 96

Page 13: Electro-Hydraulic Actuator (2) 20081834 Yooseok Jeong G20140355 Hou Chengkun 20081800 Seo-Hyun Sohn 20081830 Won Jang 20081850 Yong-Gyu Hwang

History log

Chart9/16 Decision of the subject of next presentation

9/18 Finding patents related with EHA system

9/19 Discuss about script & Meeting with Professor

9/20 Discuss about papers and patents, checking our presentation

Page 14: Electro-Hydraulic Actuator (2) 20081834 Yooseok Jeong G20140355 Hou Chengkun 20081800 Seo-Hyun Sohn 20081830 Won Jang 20081850 Yong-Gyu Hwang

Reference

• S. H. Park “Characteristics of an Electro Hydrostatic Actuator and Application Fields” 유공압시스템학회지 제 6 권 제1 호 pp. 2~10 2009 년 3 월

• S. H. Park, “A Study on Control of Electro-Hydraulic Servo System Using High Speed Solenoid Valve,” Dept. of Me-chanical and precision Engineering Gradate School Pusan National University, Feb, 1996.

• 김종식 , “ 선형 제어시스템 공학” 淸文 , 2005.

• 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.69~77 2011 년 4 월

• Automatic Control Systems (9 New, Hardcover)

• Patent Material

유체압 실린더 장치 , 출원번호 특개 2002-081402( 일본특허 ) 전기유압 액츄에이터 , 출원번호 특개 2005-325959( 일본특허 ) 유압 편로드 실린더를 구비한 산업용 전기유압 일체형 구동기 시스템 , 출원번호 10-2011-0120657 산업용 전기유압 일체형 구동기 시스템의 성능 및 효율 개선을 위한 제어방법 , 출원번허 10-2010-0111339 전기 유압 하이브리드 액츄에이터 , 출원번호 10-2011-0124843 자동변속기용 유압제어 시스템 , 출원번호 특 1997-025547 유압제어 시스템 , 출원번호 10-2014-7004624 ( 국제특허 ) 전동식 오일펌프의 유압제어장치 및 방법 , 출원번호 10-2011-0054770 ( 국제특허 ) 전압제어회로 , 출원번호 10-2008-0089100 ( 국제특허 )

Page 15: Electro-Hydraulic Actuator (2) 20081834 Yooseok Jeong G20140355 Hou Chengkun 20081800 Seo-Hyun Sohn 20081830 Won Jang 20081850 Yong-Gyu Hwang

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