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Optimal sizing and location of SVC devices for improvement of voltage profile in distribution network with dispersed photovoltaic and wind power plants

Savić, Aleksandar; Đurišić, Željko - In: Applied Energy 134 (2014) C, pp. 114-124

Intermittent power generation of wind turbines and photovoltaic plants creates voltage disturbances in power distribution networks which may not be acceptable to the consumers. To control the deviations of the nodal voltages, it is necessary to use fast dynamic control of the reactive power in...

Persistent link: https://www.econbiz.de/10011040980

Review of performance optimization techniques applied to wind turbines

Chehouri, Adam; Younes, Rafic; Ilinca, Adrian; Perron, Jean - In: Applied Energy 142 (2015) C, pp. 361-388

This paper presents a review of the optimization techniques and strategies applied to wind turbine performance … optimization. The topic is addressed by identifying the most significant objectives, targets and issues, as well as the … optimization formulations, schemes and models available in the published literature. …

Persistent link: https://www.econbiz.de/10011208387

Optimization design of slotted fin by numerical simulation coupled with genetic algorithm

Wang, Yu; He, Ya-Ling; Mei, Dan-Hua; Tao, Wen-Quan - In: Applied Energy 88 (2011) 12, pp. 4441-4450

two-dimensional slotted fin has been optimized in this paper. The objective of optimization is to maximize the heat …

Persistent link: https://www.econbiz.de/10010571905

Optimization and analysis of CCHP system based on energy loads coupling of residential and office buildings

Li, Longxi; Mu, Hailin; Gao, Weijun; Li, Miao - In: Applied Energy 136 (2014) C, pp. 206-216

This paper analyzes the effect of applying a combined cooling, heating and power (CCHP) system in two types of buildings: residential and office buildings in Dalian, China. The CCHP system configuration was optimized by adding an air-conditioning system (AC) and a heat storage tank (HST) in each...

Persistent link: https://www.econbiz.de/10011076360

Computational and experimental investigations of an omni-flow wind turbine

Ying, P.; Chen, Y.K.; Xu, Y.G.; Tian, Y. - In: Applied Energy 146 (2015) C, pp. 74-83

Both numerical and experimental studies were conducted to evaluate the performance of an omni-flow wind turbine designed to provide renewable electricity on the top of urban buildings like skyscrapers. The numerical approach was based on Finite Volume Method (FVM) and the turbulence flow was...

Persistent link: https://www.econbiz.de/10011263375

An overview of data for wake model evaluation in the Virtual Wakes Laboratory

Barthelmie, R.J.; Pryor, S.C. - In: Applied Energy 104 (2013) C, pp. 834-844

Improved prognostic models of wind turbine wakes are essential to improved design of offshore wind farms to maximized power production and minimize turbine fatigue loading. This paper describes the Virtual Wake Laboratory, an online open access resource that provides meteorological and wind farm...

Persistent link: https://www.econbiz.de/10010688045

Wind energy evaluation for electricity generation using WECS in seven selected locations in Nigeria

Ohunakin, O.S.; Adaramola, M.S.; Oyewola, O.M. - In: Applied Energy 88 (2011) 9, pp. 3197-3206

This paper statistically examine wind characteristics from seven meteorological stations within the North-West (NW) geo-political region of Nigeria using 36-year (1971–2007) wind speed data measured at 10m height subjected to 2-parameter Weibull analysis. It is observed that the monthly mean...

Persistent link: https://www.econbiz.de/10010576225

The design, simulation and testing of an urban vertical axis wind turbine with the omni-direction-guide-vane

Chong, W.T.; Fazlizan, A.; Poh, S.C.; Pan, K.C.; Hew, W.P. - In: Applied Energy 112 (2013) C, pp. 601-609

A novel omni-direction-guide-vane (ODGV) that surrounds a vertical axis wind turbine (VAWT) is designed to improve the wind turbine performance. Wind tunnel testing was performed to evaluate the performance of a 5-bladed (Wortmann FX63-137 airfoil) H-rotor wind turbine, with and without the...

Persistent link: https://www.econbiz.de/10010702454

Generic model of a community-based microgrid integrating wind turbines, photovoltaics and CHP generations

Ma, Xiandong; Wang, Yifei; Qin, Jianrong - In: Applied Energy 112 (2013) C, pp. 1475-1482

Development and deployment of low-carbon energy technologies has been a national strategy of both the UK and China for a number of years, including the use of renewable generation technologies and the improvement of energy efficiency of operations and activities. The paper addresses several...

Persistent link: https://www.econbiz.de/10010702698

Assessment of the wake effect on the energy production of onshore wind farms using GIS

Grassi, Stefano; Junghans, Sven; Raubal, Martin - In: Applied Energy 136 (2014) C, pp. 827-837

In this study, we propose a method to estimate the mean annual energy production of a wind farm with a Geographic Information System (GIS). GIS allows for spatial modeling in many fields and has recently been applied in the field of renewable energy. The geographic features of a wind park are...

Persistent link: https://www.econbiz.de/10011076481

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