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Introduction
Linyi GU, male, born in March 1973, Ph.D.,Graduated from Zhejiang University in December 1998, majored in fluid power transmission and control. Supervisor is Professor Yongxiang LU. Research interests includes: energy-saving high-speed on/off hydraulic pump/motors and systems, Remote Operated underwater Vehicles, Sea-bottom samplers, Hydraulic driving and control of subseaproduction systems in deepwateroffshore oil field. Senior member of Chinese Mechanical Engineering Society, member of Institute of Electrical and Electronic Engineers, and American Society of Mechanical Engineers.
Education and Experience
1. 2013.8-: President of Minnesota Universal Control Underwater Research Center.
2. 2013.6-2013.8: Visiting scholar in the Mechanical Engineering Department at University of Minnesota, NSF Engineering Research Center for Compact and Efficient Fluid Power, U.S.A.
3. 2008.12-2013.6: Professor, Supervisorfor Ph.D candidates in the Institute for Mechanical-Electronic Control Engineering, Department of Mechanical Engineering at Zhejiang University, and the State Key Laboratory of Fluid Power Transmission and Control. Deputy director (2012.10-) of the State Key Laboratory of Marine Engineering Equipments.
4. 2006.12-2008.12: Visiting scholar in the Mechanical Engineering Department at University of Minnesota, NSF Engineering Research Center for Compact and Efficient Fluid Power, U.S.A.
5. 1998.12-2006.12: Professor(2005.12-) in the Institute for Mechanical-Electronic Control Engineering, Department of Mechanical Engineering at Zhejiang University, and the State Key Laboratory of Fluid Power Transmission and Control. Deputy director (2003.5-, part-time) of the Institute of Marine Resource Exploration and Underwater Technology in Ocean Research Center at Zhejiang University.
6. 1993.9-1998.12: Master and Ph.D program in Zhejiang University, majored in fluid power transmission and control.
7. 1989.9-1993.6: Bachelor program in Zhejiang University, majored in fluid power transmission and control.
Research Interests
A. Switch-mode Hydraulics and its application in seawater pressure utilization
Inventa new energy-saving hydraulic system based on high-speed on/off components, and applied in Seawater pressure driving system,so that the utility of pressure energy is enhance to 70%+ at a very wide water depth range (10%~90%). Based on the same principle, the switch-mode virtual displacement variable pump/motor is invented to meet the demand of hydraulic hybrid vehicles, and the efficiency is enhance to 70%+ at a very wide torque range (10%~90%).
This achievement had been awarded the Science & Technique Invention Prize (first-class) of Chinese Mechanical Industry in 2006.
B. Underwater Manipulator and hydraulic systems
Decrease the manipulator’s blind zone at 38%. Fully use underwater hydraulic power to drive thrusters with quick response on deep-sea remotely operated vehicles. Be available for all kinds of underwater vehicles, especially in offshore oil field. This achievement had been awardedThe 12th Chinese young talent scientist prize (only 100 winners in the whole China every 2 years) in 2011, recommended by the Chinese Mechanical Engineering Society.
C. Long Piston Sediment Corer
Put forward a new pressure tight gravity piston coring principle, in which the coring function and pressure tight function are combinedinto one pipe. Compare with similar samplers, Its length of pressure tight samples, utilization ratio of Research Vessel's side area, and pressure tight ratio are all doubled.
Had been equipped in Several Vessels of CNOOC,Territorial Resource Department, State Bureau of Oceanography, ministry of water conservation. Reduce 70% cost while it is used to replace the function of deep sea short hole driller.
It is one of the 2 core achievements of Deep sea detecting and sampling equipment technique under extreme environment, which acquired the State Science and technology invention Prize (second-class) in 2009.
Recent Achievementssince 2002
35 articles were published in journals and international conference proceedings as the first or the second author, in which 17 articles were indexed by EI and 5 articles were indexed by SCI.
20state invention patents were authorizedas chief inventor.
3 achievements won the Provincial or Ministry Science & Technique Progress Prize as chief scientist or the first participator. 1 first-class, 1 second-class prize and 1 third-class prize.
20 projects were supported by National Natural Science Foundation of China, State 863 High Technology R&D Project of China, or other provincial foundations or projects, as chief scientist or the first participator.
Honors
1. The 12th Chinese young talent scientist prize (only 100 winners in the whole state every 2 years), Chinese Organization department & Chinese Human Resource and Social Security department, 2011.
2. Chen Ying, Yang Canjun, Gu Linyi, Ye Ying, etc. Deep sea detecting and sampling equipment technique under extreme environment, the State Science and technology invention Prize (second-class) of China, 2009.
3. Gu Linyi, Chen Ying, Li Shilun, Qiu Minxiu, Wu Guanghai, Shentu Haigang, Cao Jianwei, Wang Feng, Qin Huawei, Jin Bo. Switchmode hydraulic power supply and deep-sea power supply system via seawater static pressurebased on this principle.The Science & Technique Invention Prize (first-class) of Chinese Mechanical Industry, 2006.
4. Gu Linyi, Jin Bo, Wen Zhengtao, Cao Jianwei, Zhang Yan, Zhou Weiqi, Li Jiajie, Sun Yeye, Lai Pengcheng, Wang Xiang, Duan Xuanyi, Xu Mengting, Ling Feng. Frequency converting volume delivery regulating energy saving control device for plastics injection molding machine based on its technologic flow. The Science & Technique Progress Prize (third-class) of Zhejiang Province, 2004.
5. Chen Ying, Yang Canjun, Gu Linyi, Ye Ying, etc. Key technologies indeep seabed scientific expedition. The Science & Technique Progress Prize (first-class) of Zhejiang Province, 2006.
Main Publications
1. Gu Linyi,Wang Feng, Chen Ying, Zhang Yan. Research on deep-sea power supply technique from seawater pressure based on switchmode hydraulic power supply. Chinese Journal of Mechanical Engineering, 2004, 40(5): 141-144, CN11-2187/TH+2004+5+141. (EI Core)
2. Gu Linyi, Cao Jianwei, Qiu Minxiu. Secondary regulation hydraulic system based on fixed flow-rate net. Chinese Journal of Mechanical Engineering, 2003, 39(3): 76-80, CN11-2187/TH+2003+3+76. (EI Core)
3. Gu Linyi, Qiu Minxiu, Jin Bo, Cao Jianwei. New hydraulic systems made up of hydraulic power bus and switch-mode hydraulic power supplies. Chinese Journal of Mechanical Engineering, 2003, 39(1): 84-88,CN11-2187/TH+2003+1+84. (EI Core)
4. Gu Linyi, Wang Qingfeng, Lu Yongxiang. Research on acceleration and deceleration characteristic for high inertia loads driven by hydraulic. Chinese Journal of Mechanical Engineering, 2002, 38(10): 46-49,CN11-2187/TH+2002+10+46. (EI Core)
5. Linyi Gu, Lin Li, Jiawang Chen,et. al.Development of a Large Flow-rate High Speed On/Off Valve for Underwater Hydraulic Ejection System, Proceedings of IEEE/OCEANS’ 2013, San Diego, CA, USA, 2013.9, ISBN: 978-1-46730-829-8/13. INSPEC Accession No:14115215. (EI Core)
6. Feng Wang, Linyi Gu, Ying Chen, A hydraulic pressure boost system based on high-speed on-off valves. IEEE/ASME Trans. Mechatronics. 2012, 18(2): 733-743, ISSN1083-4435 (Impact factor: 2.577)
7. Feng Wang, Linyi Gu, Ying Chen, A continuously variable hydraulic pressure converter based on high-speed on–off valves. Mechatronics, 2011, 21(8): 1298–1308, ISSN0957-4158 ( Impact factor: 0.944)
8. Wang Feng, Gu Linyi, ChenYing. An energy conversion system based on deep-sea pressure. Ocean Engineering, 2007, 35(1): 53-62. ISSN0029-8018 (SCI, Impact factor: 0.663) (EI Core)
9. Zhaoqiang Wang, Linyi Gu, Lin Li. Experimental studies on the overall efficiency performance of axial piston motor with a laser surface textured valve plate. Journal of Engineering Manufacture, 2013, 227(7): 1049-1056, ISSN: 0954-4054 (SCI, Impact factor: 0.661)(EI Core).
10. Zhu Kangwu, Gu Linyi, Chen Yuanjie, Li Wei. High Speed On/Off Valve Control Hydraulic Propeller. Chinese Journal of Mechanical Engineering (English Version), 2012, 25(3): 463-373. ISSN 1000-9345. (SCI, Impact factor: 0.6) (EI Core)
11. Wang Zhaoqiang, Gu Linyi, Ji Hong, Cheng Jiawang, Li Lin. Flow field simulation and establishment for mathematical models of flow area of spool valve with sloping U-shape notch machined by different methods, journal of Central South University (English Version), 2014, 21(1): 140-150, ISSN 2095-2899 (SCI, Impact factor: 0.288)(EI Core)
12. Qin Huawei, Gu Linyi, Li Shilun, Zhu Liang, Chen Ying. Pressure tight piston corer-A new approach on gas hydrate investigation. China Ocean Engineering, 2005, 19(1): 121-128, CN32-1441/P+2005+1+121, (SCI, Impact factor: 0.225).
13. Gaosheng Luo, Linyi Gu, Lin Li.Robust adaptive control of elbow based on robust observer. Journal of Zhejiang University(Engineering science), 2014, 48(10): 1758-1766, ISSN: 1008-973X. (EI Core)
14. Yaoyao Wang, Linyi Gu, Ming Gao, et. al. Nonsingular fast terminal sliding mode control for underwater vehicles. Journal of Zhejiang University(Engineering science), 2014, 48(9): 1541-1551, ISSN: 1008-973X. (EI Core)
15. Zhu Kangwu, Gu Linyi. Research on MIMO robust output feedback control method for underwater vehicles. Journal of Zhejiang University(Engineering science), 2012, 46(8): 1397-1406, ISSN: 1008-973X. (EI Core)
16. Zhu Kangwu, Gu Linyi. Multivariable backstepping robust control for work-class remotely operated vehicle. Control theory and application, 2011, 28(10):1441-1446, ISSN:10008152. (EI Core)
17. Zhang Jun, Gu Linyi, Qian Xiaolin, Ni Shouzhong, Hou Zhaoxin. Research on ultrasonic measurement of high strength bolt axial tension in steel construction. Chinese Journal of Mechanical Engineering. 2006, 42(2): 216~220, CN11-2187/TH+2006+2+216. (EI Core)
18. Zhu Liang, Gu Linyi, Qin Huawei. Deep-sea pressure tight sediment sampling technique and its application. Journal of Zhejiang University(Engineering science), 2005, 39(7): 1060~1063, CN33-1245/T +2005+7+1060. (EI Core)
19. Qin Huawei, Gu Linyi, Chen Ying. Velocity control system for high inertia loads based on switchmode hydraulic power supply. Chinese Journal of Mechanical Engineering,2004, 40(9): 106-110, CN11-2187/TH+2004+9+106. (EI Core)
20. Feng Zhou, Linyi Gu, Gaosheng Luo,et. al. Research on the Stability of a Hydraulic Propulsion System Controlled by Proportional Pressure Reducing Valves. Proc. ASME/BATH Symp. Fluid Power Motion Control,Sarasota, FL, USA. 2013.10, FPMC2013-4458. ISBN 978-0-86197-181-4. (EI Core)
21. Gaosheng Luo, Linyi Gu, Feng Zhou,et. al.Development of a Hollow Axis Swing Cylinder for the Elbow Joint of 7 Function Hydraulic Manipulator, Proceedings of IEEE/OCEANS’ 2013, San Diego, CA, USA, 2013.9, ISBN: 978-1-46730-829-8/13. INSPEC Accession No:14115468. (EI Core)
22. Feng Zhou, Linyi Gu, Gaosheng Luo,et. al.Development of a Hydraulic Propulsion System Controlled by Proportional Pressure Valves for the 4500m Work-class ROV, Proceedings of IEEE/OCEANS’ 2013, San Diego, CA, USA, 2013.9,ISBN: 978-1-46730-829-8/13. INSPEC Accession No:14115252. (EI Core)
23. Yaoyao Wang, Linyi Gu, Ming Gao,et. al.Depth Control of Remotely Operated Vehicles Using Nonsingular Fast Terminal Sliding Mode Control Method, Proceedings of IEEE/OCEANS’ 2013, San Diego, CA, USA, 2013.9, ISBN: 978-1-46730-829-8/13. INSPEC Accession No:14115392. (EI Core)
24. Lin Li, Linyi Gu, Gaosheng Luo, Jiawang Chen. Simulation Research on the Variable Displacement Hydraulic Motor with Variable Effective Piston Stroke for Hydraulic Propulsion System, Proceedings of IEEE/OCEANS’ 2012, Hampton Road, VA, USA, 2012.10,ISBN: 978-1-46730-829-8/12. INSPEC Accession No:13243790. (EI Core)
25. Gaosheng Luo, Linyi Gu, Lin Li, et. al. Hydraulic Capacitance Compensation for Long Umbilical Lines in Hydraulic Control System of Offshore Subsea Christmas Trees, Proceedings of IEEE/OCEANS’ 2012, Hampton Road, VA, USA, 2012.10,ISBN: 978-1-46730-829-8/12. INSPEC Accession No:13235269. (EI Core)
26. Feng Wang and Linyi Gu, Improving characteristic of switching hydraulic system based on high-speed on/off valves. Proc. Bath/ASME Symp. Fluid Power Motion Control, Bath, U.K, 2010.9, pp.99-111. ISBN 978-0-86197-181-4. (EI Core)
27. Zhu Kangwu, Gu Linyi.A MIMO Nonlinear Robust Controller for Work-Class ROVs' Dynamic Positioning and Trajectory Tracking, 23rd Chinese Control and Decision Conference (CCDC 2011), MianYang, China, May 23-25, 2011, 2565-2570, ISBN: 978-1-42448-736-3/11. (EI Core)
28. Zhang Yan,Gu Linyi, Wang Feng, et. al. Research on the deep-sea pressure adaptive hydraulic manipulators and its flow distribution control technique. Proceedings of IMECE2006, Fluid Power Systems and Technology Division(FPST), IMECE2006-13955, 2006 ASME International Mechanical Engineering Congress and Exposition, Chicago, Illinois, USA, 2006.11. ISBN 978-0-86197-181-4. (EI Core)
Main Invention Patents
1. Gu Linyi, Chen Jiawang, Wang Feng, Qian Xinyan, Yang Junyi, Li Shilun, Zhou Bo. Hydraulic driven sampling mechanism for sea bottom sediment core. ZL 2009 1 0096876.X, application date:2009.3.19. Authorized date: 2012.1.4.
2. Gu Linyi, Li Shilun, Chen Jiawang, Yang Junyi,Qian Xinyan,Liu Jingbiao, Wang Feng. Hydraulic driven multiple-pipes sampling and sealing mechanism for sea bottom sediment core. ZL 2009 1 0096874.0, application date:2009.3.19. Authorized date: 2011.9.19.
3. Gu Linyi, Li Shilun, Cao Jianwei, Wang Feng. Switch-mode valve controlled variable torque oil distribution mechanism and control method for fixed displacement piston hydraulic motor. ZL 2007 1 0067938.5, application date:2007.4.10. Authorized date: 2010.8.4.
4. Gu Linyi, Li Shilun, Cao Jianwei, Wang Feng. Multiple-phases and multiple-paces step piston hydraulic motor. ZL 2007 1 0067936.6, application date:2007.4.10. Authorized date: 2009.2.4.
5. Gu Linyi, Li Shilun, Cao Jianwei, Wang Feng. Electro-hydraulic switch-mode variable torque oil distribution type fixed displacement piston hydraulic motor, rotating cylinder type. ZL 2007 1 0069315.1, application date:2007.6.15. Authorized date: 2009.9.9.
6. Gu Linyi, Li Shilun, Cao Jianwei, Wang Feng. Mechanic-hydraulic switch-mode variable torque oil distribution mechanism for fixed displacement piston hydraulic motor. ZL 2007 1 0069710.X, application date:2007.6.25. Authorized date: 2010.2.10.
7. Gu Linyi, Li Shilun, Cao Jianwei, Wang Feng. Mechanic-hydraulic switch-mode variable torque oil distribution type fixed displacement piston hydraulic motor, rotating cylinder type. ZL 2007 1 0069708.2, application date:2007.6.25. Authorized date: 2010.12.29.
8. Gu Linyi. Mechanic-hydraulic piloted switch-mode variable torque oil distribution mechanism and control method for piston hydraulic motor. ZL2008 1 0177722.9, application date:2008.11.12. Authorized date: 2011.6.15.
9. Gu Linyi. Mechanic-hydraulic piloted switch-mode variable torque oil distribution type piston hydraulic motor and control method, rotating cylinder type. ZL 200810063546.6, application date:2008.6.20. Authorized date:2010.10.13.
10. Gu Liny. Mechanic-hydraulic piloted virtue displacement variable displacement hydraulic transformer and control method. ZL 2008 1 0122042.7, application date:2008.10.30. Authorized date: 2010.8.18.
11. Gu Linyi, Qiu Minxiu, Jin Bo, Cao Jianwei, Shou Songqiao. Hydraulic systems made up of hydraulic power bus and switch-mode hydraulic power supplies. ZL 01 1 35533.6, application date:2001.10.10. Authorized date: 2005.1.19.
12. Gu Linyi, Chen Ying, Li Shilun, Zhang Jun, Qiu Minxiu. Uninterrupted hydraulic power supplies for deep-sea underwater hydraulic systems based on ripple pipe. ZL 02 1 36073.1, application date:2002.7.15. Authorized date: 2005.1.19.
13. Gu Linyi, Chen Ying, Yuan Caifu, Huang Limin, Hu Zhigang. Deep-sea power supplies system based on sea-water pressure. ZL 02 1 37077.X, application date:2002.9.18. Authorized date: 2004.12.29.
14. Gu Linyi, Wang Qingfeng. Electro-hydraulic digital flow distribution control system for multiple actuators in construction machinery. ZL 02 1 11480.3，application date:2002.4.23. Authorized date: 2004.10.6.
15. Gu Linyi, Qiu Minxiu, Cao Jianwei, Zhu Liang. Hydraulic systems made up of fixed flow-rate net and switchmode hydraulic power supplies. ZL 02 1 11754.3, application date:2002.5.17. Authorized date: 2004.9.1.
16. Gu Linyi, Chen Ying, Yuan Caifu, Huang Limin, Cao Jianwei. Deep seawater pressure to mechanical energy converting system based on plus width modulation. ZL 02 1 37078.8, application date:2002.9.18. Authorized date: 2004.9.1.
17. Gu Linyi, Zhang Jun, Qian Xiaolin, Hou Zhaoxin, Zhou weiqi. Screw’s stress-meter based on ultrasonic. ZL 02 1 54474.3, application date:2002.12.17. Authorized date: 2004.7.7.
18. Gu Linyi, Ling Feng. Compounded switch-mode hydraulic power supply. ZL 02111424.2, application date:2002.4.17. Authorized date: 2003.12.31.
19. Gu Linyi, Zhang Xiaofeng. Pressure Buck Switchmode Hydraulic Power Supply with Return Pressure. ZL 02111423.4, application date:2002.4.17. Authorized date: 2003.12.31.
20. Gu Linyi, Chen Ying, Li Shilun, Jin Bo, Cao Jianwei, Ye Ying. Uninterrupted hydraulic power supplies for deep-sea underwater hydraulic systems based on hydraulic inductor. ZL 02111426.9, application date:2002.4.17. Authorized date: 2003.12.31.
Main Finished Projects as Chief Project Manager
1. Chinese State Special Science & Technology Key Project: Research on the design and manufacture technology of sea bottom gas-hydrate sampler. No. 2008ZX 05027-004-04. Fund: RMB 5845.0 thousand Yuan, period: 2009.5~2011.12.
2. Chinese State 863 High Technology R&D Project:R&D of hydraulic driving system and manipulators for 4500m ROV. No.2008AA092301-3. Fund: RMB 4250.0 thousand Yuan, period: 2008.12~2012.12.
3. Chinese State 863 High Technology R&D Project: Research on key technology of pressure adaptive de-watering separator for sub-sea processing in deep-water offshore oil exploitation. No.2006AA09Z319. Fund: RMB 900.0 thousand Yuan, period: 2006.12~2009.12.
4. Chinese State 863 High Technology R&D Project: R&D of deep-sea pressure tight sediment sampling system. No.2001AA612042. Fund: RMB1490.0 thousand Yuan, period: 2001.12~2003.12.
5. Chinese State 863 High Technology R&D Project: R&D of deep-sea pressure tight sediment sampling system. No.2003AA612042. Fund: RMB500.0 thousand Yuan, period: 2004.1~2004.11.
6. Chinese State 863 High Technology R&D Project: Research on deep-sea power supply technique from seawater pressure. No.2002AA615140. Fund: RMB 500.0 thousand Yuan, period: 2002.10~2005.10.
7. Chinese National Natural Science Foundation supported project: Research on load adaptive principle and energy saving of switchmode hydraulic power supply. No.50205024. Fund: RMB 230.0 thousand Yuan, period: 2003.01~2005.12.
8. Chinese State 863 High Technology R&D Project: R&D of sealing cavity for pressure tight sediment sampler. No.2003AA611020-05-03. Fund: RMB300.0 thousand Yuan, period: 2004.1~2004.11.
9. Science and Technology R&DThe priority themeProject of Zhejiang Province: R&D of underwater hydraulic manipulator for offshore civil work exploration and maintain. No.2011C13026. Fund: RMB 800.0 thousand Yuan, period: 2011.1~2012.12.
10. Science and Technology R&DThe priority themeProject of Zhejiang Province: R&D of remote operation underwater vehicle for offshore civil work exploration and maintain. No.2006C13088. Fund: RMB 1000.0 thousand Yuan, period: 2007.1~2008.12.
11. Science and Technology R&D Key Project of Zhejiang Province: Development of pressure adaptive underwater DC-motor, No.2006C23042. Fund: RMB250.0 thousand Yuan, period:2006.6~2007.12.
12. International Cooperative Project:Research on the best hydraulic configuration for Eaton in Chinese plastic injection molding machinery. Eaton Hydraulics Ltd. Fund: USD100 thousand Yuan, period: 2008.1~2009.12.
13. Technology Development Project ofEnterprises: Physical simulation for the hydraulic control system of subsea production system. Chinese offshore oil engineering company Ltd. Fund: RMB 1600.0 thousand Yuan, period: 2010.7~2012.5.
14. Technology Development Project ofEnterprises: Simulation and optimization for the hydraulic control system of subsea Christmas tree. Chinese offshore oil engineering company Ltd. Fund: RMB 166.0 thousand Yuan, period: 2007.10~2008.10.
Projects under research as Chief Project Manager
15. Technology Development Project ofEnterprises: Joint research center of deep water hydraulics for offshore oil exploration and production systems and underwater vehicles. Hangzhou Universal Control Mechanic & Electrical Control Ltd. Fund: RMB 7500.0 thousand Yuan, period: 2011.11~.2016.11
