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浏览/检索结果: 共8条，第1-8条 帮助 限定条件 发表日期：2018     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Analysis on the effect of variable guide vane numbers on the performance of pump as turbine 期刊论文 ADVANCES IN MECHANICAL ENGINEERING, 2018, 卷号: 10, 期号: 6 作者:  Shi, FengXia;  Yang, JunHu;  Wang, XiaoHui 收藏  |  浏览/下载：7/0  |  提交时间：2019/11/15 Pump as turbine  guide vane numbers  turbulent kinetic energy  radial force  power losses   Extraction of wind direction from the hf hybrid sky-surface wave radar sea echoes 期刊论文 IEEE Aerospace and Electronic Systems Magazine, 2018, 卷号: 33, 期号: 3, 页码: 42-47 作者:  Chu, Xiaoliang;  Zhang, Jie;  Ji, Yonggang;  Wang, Yiming;  Yang, Longquan 收藏  |  浏览/下载：5/0  |  提交时间：2018/12/07 Coverage area  Detection range  HF surface wave radar  High frequency HF  ITS applications  Power-losses  Sky wave radar  Wind directions   Instantaneous Power Loss Calculation for MMC Based on Virtual Arm Mathematical Model 会议论文 作者:  Yin, Shiyuan;  Wang, Yue;  Yin, Taiyuan;  Nie, Cheng;  Duan, Guozhao 收藏  |  浏览/下载：3/0  |  提交时间：2019/11/26 Analytic calculation method  Distribution characteristics  High voltage direct current  Instantaneous power  Mathematical equations  Modular multi-level converters  Power-losses  Valve loss   Effect of voltage unbalance and distortion on the loss characteristics of three-phase cage induction motor 期刊论文 IET ELECTRIC POWER APPLICATIONS, 2018, 卷号: 12, 页码: 264-270 作者:  Zhang, Dongdong;  An, Ruichi;  Wu, Thomas 收藏  |  浏览/下载：10/0  |  提交时间：2019/11/26 numerical analysis  power 5  copper loss  iron loss  rotors  time-domain flux density harmonics  time-domain analysis  three-phase cage induction motor loss characteristics  voltage distortion effect  single supply cycle  power supply quality  squirrel cage motors  voltage unbalance effect  current density harmonic identification  space-time symmetrical characteristics  rotor flux density harmonic identification  power quality problem  5 kW  slip-frequency rotor harmonics  symmetric point space-domain flux density harmonics  magnetic flux  numerical method  electromagnetic losses  energy saving  harmonic distortion  current density  industrial utilities   Coordinated voltage control scheme for VSC-HVDC connected wind power plants 期刊论文 IET RENEWABLE POWER GENERATION, 2018, 卷号: 12, 期号: 2, 页码: 198-206 作者:  Guo, Yifei;  Gao, Houlei;  Wu, Qiuwei;  Zhao, Haoran;  Ostergaard, Jacob 收藏  |  浏览/下载：5/0  |  提交时间：2019/12/11 wind turbines  wind power plants  voltage control  HVDC power  convertors  HVDC power transmission  voltage-source convertors  predictive control  power generation control  turbogenerators  optimisation  sensitivity analysis  coordinated voltage control scheme  VSC-HVDC connected wind power plants  model predictive control  high  voltage direct current connected wind power plants  voltage regulation  capabilities  wind turbine generators  operation optimisation mode  corrective mode  system economic operation  bus voltages  power losses  dynamic Var reserves  WTGs  terminal voltages  sensitivity coefficients  analytical method  communication time delay  measurement errors   A Comprehensive Study for the Power Flow Controller Used in Railway Power Systems 期刊论文 IEEE Transactions on Industrial Electronics, 2018, 卷号: Vol.65 No.8, 页码: 6032-6043 作者:  Sijia Hu;  Sheng Li;  Yong Li;  Olav Krause;  Firuz Zare 收藏  |  浏览/下载：2/0  |  提交时间：2019/12/26 Design capacity optimization  feeder voltage  grid-connection compatibility  losses  power flow controller  serviced electrified railway systems   A Comprehensive Study for the Power Flow Controller Used in Railway Power Systems 期刊论文 IEEE Transactions on Industrial Electronics, 2018, 卷号: Vol.65 No.8, 页码: 6032-6043 作者:  Hu, S.;  Li, S.;  Li, Y.;  Krause, O.;  Zare, F. 收藏  |  浏览/下载：4/0  |  提交时间：2019/12/26 Design  capacity  optimization  feeder  voltage  grid-connection  compatibility  losses  power  flow  controller  serviced  electrified  railway  systems   Comprehensive Power Losses Model for Electronic Power Transformer 期刊论文 IEEE Access, 2018, 卷号: Vol.6, 页码: 14926-14934 作者:  Yue, Quanyou;  Li, Canbing;  Cao, Yijia;  He, Yuqing;  Cai, Binglin 收藏  |  浏览/下载：15/0  |  提交时间：2019/12/26 Insulated  gate  bipolar  transistors  Reactive  power  Power  transformers  Oil  insulation  Switching  loss  Windings  Harmonic  analysis  Comprehensive  power  losses  model  electronic  power  transformer  distribution  network  power  factor  unbalanced  current