[1] 杨世平,余浩,刘金刚,等. 液压挖掘机动力系统功率匹配及其节能控制[J]. 机械工程学报,2014,50(5):152-160. YANG Shiping,YU Hao,LIU Jingang,et al. Research on power matching and energy saving control of power system in hydraulic excavator[J]. Journal of Mechanical Engineering,2014,50(5):152-160.
[2] 杨华勇,胡东明,徐兵. 变配重的节能技术及其能耗机理分析[J]. 机械工程学报,2010,46(2):132-138. YANG Huayong,HU Dongming,XU Bing. Energy saving technology of variable counterweight and its energy consumption analyses[J]. Journal of Mechanical Engineering,2010,46(2):132-138.
[3] 姚静,李彬,孔祥东. 基于两级压力源的液压机快锻节能控制研究[J]. 机械工程学报,2016,52(10):199-206. YAO Jing,LI Bin,KONG Xiangdong. Energy saving and control of hydraulic press fast forging system based on the two-stage pressure source[J]. Journal of Mechanical Engineering,2016,52(10):199-206.
[4] YAO J,LI B,KONG X,et al. Displacement and dual-pressure compound control for fast forging hydraulic system[J]. Journal of Mechanical Science and Technology,2016,30(1):353-363.
[5] ACHTEN P,LINJAMA M,SCHEIDL R,et al. Discussion:Is the future of fluid power digital?[J]. Proceedings of the Institution of Mechanical Engineers,2012,226(6):724-727.
[6] LINJAMA M. Digital fluid power:State of the art[C]//12th Scandinavian International Conference on Fluid Power,Tampere,Finland,2011:18-20.
[7] LINJAMA M,HUHTALA K. Digital hydraulic power management system-towards lossless hydraulics[C]//Proceedings of the Third Workshop on Digital Fluid Power,Tampere,Finland,2010:13-14.
[8] ROEMER D B,JOHANSEN P,PEDERSEN H C,et al. Optimization of geometry of annular seat valves suitable for digital displacement fluid power pumps/motors[C]//Mechatronics and Automation (ICMA),2013 IEEE International Conference on. IEEE,Takamatsu,2013:544-549.
[9] HEIKKILÄ M,TAMMISTO J,HUOVA M,et al. Experimental evaluation of a digital hydraulic power managment system[C]//The Third Workshop on Digital Fluid Power,Tampere,Finland,2010:129-142.
[10] HUOVA M,PLASKA M,SⅡVONEN L,et al. Controller design of digital hydraulic flow control valve[C]//The 11th Scandinavian International Conference on Fluid Power,Linköping University,Sweden,2009:38-39.
[11] SALTER S. Digital hydraulics for renewable energy[C]//World Renewable Energy Conference,Scotland,2005:1-8.
[12] LAAMANEN A,SⅡVONEN L,LINJAMA M,et al. Digital flow control unit-an alternative for a proportional valve?[C]//Proceedings of The Power Transmission and Motion Control (PTMC 2004),Bath,UK,2004:297.
[13] SⅡVONEN L,LINJAMA M,HUOVA M,et al. Jammed on/off valve fault compensation with distributed digital valve system[J]. International Journal of Fluid Power,2009,10(2):73-82.
[14] PALONⅡTTY M,LINJAMA M,HUHTALA K. Equal coded digital hydraulic valve system-improving tracking control with pulse frequency modulation[J]. Procedia Engineering,2015(106):83-91.
[15] PAYNE G S,KIPRAKIS A E,EHSAN M,et al. Efficiency and dynamic performance of digital displacement hydraulic transmission in tidal current energy converters[J]. Journal of Power and Energy,2007,221(2):207-218.
[16] MERRILL K J,LUMKES J. Operating strategies and valve requirements for digital pump/motors[C]//Proceedings of the 6th FPNI-PhD Symposium,West Lafayette,2010:249-258.
[17] HEITZIG S,THEISSEN H. Aspects of digital pumps in closed circuit[C]//The Fourth Workshop on Digital Fluid Power,Linz,Austria,2011:39-50.
[18] HEITZIG S,SGRO S,THEISSEN H. Energy efficiency of hydraulic systems with shared digital pumps[J]. International Journal of Fluid Power,2012,13(3):49-57.
[19] LAAMANEN A,LINJAMA M,VILENIUS M. On the pressure peak minimization in digital hydraulics[C]//The Tenth Scandinavian International Conference on Fluid Power,2007,Tampere,Finland,2007:107-121.
[20] HEIKKILÄ M,LINJAMA M. Improving damping characteristics of displacement controlled digital hydraulic system[C]//The Fifth Workshop on Digital Fluid Power,Tampere,Finland,2012:75-88.
[21] KARVONEN M,HEIKKILÄ M,HUOVA M. Analysis by simulation of different control algorithms of a digital hydraulic two-actuator system[J]. International Journal of Fluid Power,2014,15(1):33-44.
[22] 姚静,张阳,陈浩,等. (D+A)组合控制多泵源液压系统构型与冲击特性仿真研究[J]. 液压与气动,2017(8):1-5. YAO Jing,ZHANG Yang,CHEN Hao,et al. Flow characteristics of D+A combination controlled multi-pump hydraulic system[J]. Chinese Hydraulics & Pneumatics,2017(8):1-5. |