Search Results - subject:"Synchronous generator"

Tuning of the PI Controller Parameters of a PMSG Wind Turbine to Improve Control Performance under Various Wind Speeds

Kim, Yun-Su; Chung, Il-Yop; Moon, Seung-Il - In: Energies 8 (2015) 2, pp. 1406-1425

This paper presents a method to seek the PI controller parameters of a PMSG wind turbine to improve control performance. Since operating conditions vary with the wind speed, therefore the PI controller parameters should be determined as a function of the wind speed. Small-signal modeling of a...

Persistent link: https://www.econbiz.de/10011167304

Permanent Magnet Synchronous Generators in Wind turbines and its impact on the Wind Energy

Ramesh, Rashmi; Vetrivel, Ramanujan; M, Purushotham - International Institute of Social and Economic Sciences - 2015

With rapid development of wind power technologies and significant growth of wind power capacity installed worldwide, various wind turbine concepts have been developed. The wind energy conversion system is demanded to be more cost-competitive, so that comparisons of different wind generator...

Persistent link: https://www.econbiz.de/10011276152

Electronic Power Transformer Control Strategy in Wind Energy Conversion Systems for Low Voltage Ride-through Capability Enhancement of Directly Driven Wind Turbines with Permanent Magnet Synchronous Generators (D-PMSGs)

Huang, Hui; Mao, Chengxiong; Lu, Jiming; Wang, Dan - In: Energies 7 (2014) 11, pp. 7330-7347

This paper investigates the use of an Electronic Power Transformer (EPT) incorporated with an energy storage system to smooth the wind power fluctuations and enhance the low voltage ride-through (LVRT) capability of directly driven wind turbines with permanent magnet synchronous generators...

Persistent link: https://www.econbiz.de/10011031104

Operation and Control of a Direct-Driven PMSG-Based Wind Turbine System with an Auxiliary Parallel Grid-Side Converter

Wu, Zaijun; Dou, Xiaobo; Chu, Jiawei; Hu, Minqiang - In: Energies 6 (2013) 7, pp. 3405-3421

-driven permanent magnet synchronous generator (D-PMSG) and an active power filter (APF), a new D-PMSG-based wind turbine (WT) system …

Persistent link: https://www.econbiz.de/10010678093

Flicker Mitigation by Speed Control of Permanent Magnet Synchronous Generator Variable-Speed Wind Turbines

Hu, Weihao; Zhang, Yunqian; Chen, Zhe; Hu, Yanting - In: Energies 6 (2013) 8, pp. 3807-3821

and permanent magnet synchronous generator (PMSG) developed in the simulation tool of PSCAD/EMTDC. Flicker emission of …

Persistent link: https://www.econbiz.de/10010681654

A Novel Wind Turbine Concept Based on an Electromagnetic Coupler and the Study of Its Fault Ride-through Capability

You, Rui; Barahona, Braulio; Chai, Jianyun; Cutululis, … - In: Energies 6 (2013) 11, pp. 6120-6136

speed wind turbine commonly used nowadays. In this concept, a synchronous generator is directly coupled with the grid … electromagnetic coupling speed regulating device (EMCD) is used to connect the gearbox high speed shaft and synchronous generator … rotor shaft, transmitting torque to the synchronous generator, while decoupling the gearbox side and the synchronous …

Persistent link: https://www.econbiz.de/10011030726

A Novel Maximum Power Point Tracking Control for Permanent Magnet Direct Drive Wind Energy Conversion Systems

Zhu, Ying; Cheng, Ming; Hua, Wei; Wang, Wei - In: Energies 5 (2012) 5, pp. 1398-1412

1103 controller is built and a 5.5 kW permanent magnet synchronous generator (PMSG) is tested. Furthermore, the proposed …

Persistent link: https://www.econbiz.de/10010668132

Control strategies of grid interfaced wind energy conversion system: An overview

Jain, Bhavna; Jain, Shailendra; Nema, R.K. - In: Renewable and Sustainable Energy Reviews 47 (2015) C, pp. 983-996

magnet synchronous generator (PMSG) drives for wind turbine application. For grid side converter, various control schemes are …

Persistent link: https://www.econbiz.de/10011264084

Frequency support capability of variable speed wind turbine based on electromagnetic coupler

You, Rui; Barahona, Braulio; Chai, Jianyun; Cutululis, … - In: Renewable Energy 74 (2015) C, pp. 681-688

In the variable speed wind turbine based on electromagnetic coupler (WT-EMC), a synchronous generator is directly … reduced inertia of synchronous generator, its frequency support capability has to be enhanced. In this paper, the frequency … inertial control to enhance its frequency support capability. The synchronous generator speed, more stable than the grid …

Persistent link: https://www.econbiz.de/10011076927

A comprehensive overview of new designs in the hydraulic, electrical equipments and controllers of mini hydro power plants making it cost effective technology

Laghari, J.A.; Mokhlis, H.; Bakar, A.H.A.; Mohammad, … - In: Renewable and Sustainable Energy Reviews 20 (2013) C, pp. 279-293

Implementations of mini hydro schemes with conventional hydraulic, electrical equipment's and controllers have proven very expensive and uneconomical. Many developing countries that are in need of rural electrification have encountered economical problem when setting up these mini hydro schemes....

Persistent link: https://www.econbiz.de/10010617078