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检索条件"机构=Beijing Institute of System Engineering State Key Laboratory of Complex System Simulation"
2770 条 记 录,以下是2551-2560 订阅
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Basic principles of hybrid excitation PM synchronous generator utilizing harmonic for excitation
Basic principles of hybrid excitation PM synchronous generat...
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2010 International Conference on Electrical Machines and systems, ICEMS2010
作者: Xia, Yonghong Wang, Shanming Ma, Mingyuan Hao, Liangliang Qiu, Arui Huang, Shaogang State Key Laboratory of Control and Simulation of Power System and Generation Equipments Department of Electrical Engineering Tsinghua University Beijing 100084 China Department of Electrical and Automatic Engineering Nanchang University Nanchang Jiangxi 330031 China
A novel method, which utilizes harmonic for excitation, is presented to adjust the air-gap magnetic field for permanent magnet synchronous machine. The structure and basic principles of the hybrid excitation PM synchr... 详细信息
来源: 评论
An Efficient and Stable Ionic Liquid system for Synthesis of Ethylene Glycol via Hydrolysis of Ethylene Carbonate
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Chinese Journal of Chemical engineering 2010年 第6期18卷 962-966页
作者: MENG Zhenying SUN Jian WANG Jinquan ZHANG Jianxin FU Zengzeng CHENG Weiguo ZHANG Xiangping State Key Laboratory of Multiphase Complex System Institute of Process Engineering Chinese Academy of Sciences Beijing 100190 China Graduate University of Chinese Academy of Sciences Beijing 100049 China College of Chemistry and Chemical Engineering Henan Universitv Kaifeng 475001 China School of Chemical and Environmental Engineering China University of Mining & Technology (Beijing) Beijing 100083 China
An ionic liquid system of [Bmim]X/[Bmim]OH(X Cl,BF4,and PF6,) was developed for the hydroly-sis of ethylene carbonate to ethylene glycol. The important parameters,such as the variety of ionic liquids,molar ratio of [B... 详细信息
来源: 评论
Vibration characteristics on a wind turbine rotor using modal and harmonic analysis of FEM
Vibration characteristics on a wind turbine rotor using moda...
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World Non-Grid-Connected Wind Power and Energy Conference, WNWEC
作者: Chao Liu Dongxiang Jiang Jie Chen State Key Laboratory of Control and Simulation of Power System and Generation Equipments Department of Thermal Engineering Tsinghua University Beijing China
A wind turbine rotor system containing blades has its own characteristics. The vibration characteristics of blades with special airfoil can influence the vibration characteristics of the rotor system. This paper analy... 详细信息
来源: 评论
Experimental investigation and analysis for gearbox fault
Experimental investigation and analysis for gearbox fault
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World Non-Grid-Connected Wind Power and Energy Conference, WNWEC
作者: Shaohua Li Dongxiang Jiang Minghao Zhao State Key Laboratory of Control and Simulation of Power System and Generation Equipment Department of Thermal Engineering Tsinghua University Beijing China
As an important component of a wind turbine drive chain, the high failure rate of the gearbox can have a serious impact on the operation of wind turbine units. The fault diagnosis of the gearbox is therefore important... 详细信息
来源: 评论
Design and implementation of the high efficiency photovoltaic system with solid state lighting
Design and implementation of the high efficiency photovoltai...
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International Conference on Electrical Machines and systems (ICEMS)
作者: Xianlai Hu Liqiang Yuan Jian Chen Zhengming Zhao State Key Laboratory of Control and Simulation of Power System and Generation Equipment Department of Electrical Engineering Tsinghua University Beijing China
Photovoltaic application of LED lighting has been a hot trend in residential illumination, for it integrates the advantages of both the PV systems and LED lights. However, it has a series of problems, such as high the... 详细信息
来源: 评论
A Review on Overvoltages in Microgrid
A Review on Overvoltages in Microgrid
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IEEE PES Asia-Pacific Power and Energy engineering Conference (APPEEC)
作者: Shuiming Chen Hongqiao Yu Department of Electrical Engineering State Key Laboratory of Control and Simulation of Power System and Generation Equipment Tsinghua University Beijing China
Now microgrid has aroused increasing attention due to energy sustainable development and the development of distributed generations (DG), such as micro-turbines, gas turbines, wind power, photovoltaic and fuel cells. ... 详细信息
来源: 评论
DC pre-excitation application in three-phase induction motor drive system
DC pre-excitation application in three-phase induction motor...
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IEEE International Symposium on Power Electronics for Distributed Generation systems (PEDG)
作者: Sideng Hu Zhengming Zhao Ting Lu Liqiang Yuan Department of Electrical Engineering State Key Laboratory of Control and Simulation of Power System and Generation Equipment Tsinghua University Beijing China
Due to the current restriction of semiconductor devices, the start-up is an extremely important process in the ASD (adjustable speed drive) system. DC pre-excitation is one of the effective solutions for increasing th... 详细信息
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Approaches to enhance discrete control algorithms serving for motor drive system
Approaches to enhance discrete control algorithms serving fo...
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IEEE Energy Conversion Congress and Exposition, ECCE
作者: Sideng Hu Zhengming Zhao Liqiang Yuan Ting Lu Xuesong Wang State Key Laboratory of Control and Simulation of Power System and Generation Equipment Department of Electrical Engineering Tsinghua University Beijing China
The discrete control technology for AC machine drives is widely applied in the industrial field. This paper aims to excavate new approaches to enhance the discrete control system in AC motor drive systems from followi... 详细信息
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Predictive DC voltage control for three-phase grid-connected PV inverters based on energy balance modeling
Predictive DC voltage control for three-phase grid-connected...
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IEEE International Symposium on Power Electronics for Distributed Generation systems (PEDG)
作者: Fanbo He Zhengming Zhao Ting Lu Liqiang Yuan State Key Laboratory of Control and Simulation of Power System and Generation Equipment Department of Electrical Engineering Tsinghua University Beijing China
DC voltage control is critical for grid-connected inverters, as it contributes to reduce the DC capacitance and improve system reliability as well as MPPT performance. A predictive control scheme of DC voltage for sin... 详细信息
来源: 评论
Modal analysis of wind turbine tower
Modal analysis of wind turbine tower
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World Non-Grid-Connected Wind Power and Energy Conference, WNWEC
作者: Jie Chen Dongxiang Jiang State Key Laboratory of Control and Simulation of Power System and Generation Equipments Department of Thermal Engineering Tsinghua University Beijing China
As the support structure of wind turbine, the tower bears alternating loads of wind when the wind turbine runs. To ensure the reliability of the wind turbine, it's necessary to carry out modal analysis on the towe... 详细信息
来源: 评论