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检索条件"机构=Key Laboratory of Simulation and Control of Navigation System"
1201 条 记 录,以下是1041-1050 订阅
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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
Application of back propagation neural network to fault diagnosis of direct-drive wind turbine
Application of back propagation neural network to fault diag...
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World Non-Grid-Connected Wind Power and Energy Conference, WNWEC
作者: Xueli An Dongxiang Jiang Shaohua Li State Key Laboratory of Control and Simulation of Power System and Generation Equipments Department of Thermal Engineering Tsinghua University Beijing China
The vibration signals of wind turbines are highly nonlinear and non-stationary due to wind turbine operation conditions that are very complicated. The signals will be more complex when a fault occurs. Aiming at these ... 详细信息
来源: 评论
Current sharing of IGBT modules in parallel with thermal imbalance
Current sharing of IGBT modules in parallel with thermal imb...
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IEEE Energy Conversion Congress and Exposition, ECCE
作者: Xuesong Wang Zhengming Zhao Liqiang Yuan State Key Laboratory of Control and Simulation of Power System and Generation Equipment Department of Electrical Engineering Tsinghua University Beijing China
For large current, switching devices such as MOSFET and IGBT, often have to be connected in parallel. Due to this reason, derating and preselection of the switching devices become necessary to develop high-power conve... 详细信息
来源: 评论
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
Effects of magnetic field on tracking failure of gamma-ray irradiated polymer insulating materials
Effects of magnetic field on tracking failure of gamma-ray i...
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IEEE International Conference on Solid Dielectrics (ICSD)
作者: B. X. Du H. J. Liu Xinhui Wang Key Laboratory of Power System Simulation and Control of Education Ministry School of Electrical EngineeringAutomation Tianjin University Tianjin China
This paper describes the effect of magnetic field on tracking failure of gamma-ray irradiated polybutylene naphthalate (PBN), polybutylene terephthalate (PBT) and polyethylene terephthalate (PET). The experiment was c... 详细信息
来源: 评论
Discrete monkey algorithm and its application in transmission network expansion planning
Discrete monkey algorithm and its application in transmissio...
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IEEE General Meeting Power& Energy Society
作者: Jingran Wang Yixin Yu Yuan Zeng Wenpeng Luan Key Laboratory of Power System Simulation and Control Tianjin University TJU Tianjin China BC Hydro Engineering Burnaby BC Canada
Monkey algorithm (MA) is one of the evolution algorithms originally developed for optimization problems with continuous variables. In this paper, a discrete monkey algorithm (DMA) was proposed for transmission network... 详细信息
来源: 评论
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
Protection of microgrid
Protection of microgrid
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10th IET International Conference on Developments in Power system Protection (DPSP 2010). Managing the Change
作者: Shenxing. Shi Bo. Jiang Xinzhou. Dong Zhiqian. Bo State Key Laboratory of Control and Simulation of Power System and Generation Equipments Tsinghua University China AREVA T and D Inc. Stafford UK
The paper analyses the existed protection of microgrid. And in order to meet the requirements of microgrid protection, a novel protection is presented in this paper. The protection based on local information without t...
来源: 评论
A method of collaborative multi-path load forecasting based on maximum entropy principle
A method of collaborative multi-path load forecasting based ...
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China International Conference on Electricity Distribution, CICED
作者: Jun Xiao Xuan Zhang Lin He Li-peng Lin Key Laboratory of Power System Simulation and Control of Ministry of Education Tianjin University TJU Tianjin China Tianjin Electric Power Corporation Tianjin China
This paper introduces synergetic theory and proposes multi-path load forecasting automatically coordinated approach based on the maximum entropy principle. Taking the expectation and second order central moment of for... 详细信息
来源: 评论
Application of nonlinear methods in tracking failure test of epoxy/SiO2 nanocomposite
Application of nonlinear methods in tracking failure test of...
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IEEE International Conference on Solid Dielectrics (ICSD)
作者: B. X. Du J. W. Zhang L. Gu H. J. Liu Key Laboratory of Power System Simulation and Control of Ministry of Education Department of Electrical Engineering School of Electrical Engineering and Automation Tianjin University TJU Tianjin China
This paper investigates the effect of nano-scale SiO 2 on the tracking failure properties of nanocomposites. Test samples were made by dispersing nano-scale SiO 2 powder in epoxy with the weight ratios of 0, 1, 3, 5... 详细信息
来源: 评论