نتایج جستجو برای: farm capacity

تعداد نتایج: 314138  

2016
Terence Mc Fadden

This data represents research activities carried out in Co. Offaly and Co. Mayo, Ireland, to identify farm household innovative diversification behavior and policy/institutional actor capacity roles in support. The data sets are overlain with household and agency data from the two study areas to describe levels of innovative diversification capacity by individual socio-economic farm household p...

2015
Daniel R. Drew Dirk J. Cannon David J. Brayshaw Janet F. Barlow Phil J. Coker

In the coming years the geographical distribution of wind farms in Great Britain is expected to change significantly. Following the development of the “round 3” wind zones (circa 2025), most of the installed capacity will be located in large offshore wind farms. However, the impact of this change in wind-farm distribution on the characteristics of national wind generation is largely unknown. Th...

2016
Deyou Yang Jiaxin Wen Guowei Cai Xingang Fu

Abstract: The application of large scale energy storage makes wind farms more dispatchable, which lowers operating risks to the grid from interconnected large scale wind farms. In order to make full use of the flexibility and controllability of energy storage to improve the schedulability of wind farms, this paper presents a rolling and dispatching control strategy with a battery energy storage...

2009
Lingling Li Minghui Wang Fenfen Zhu Chengshan Wang

The wind farm output power have the characteristics of dynamic, random, large capacity etc, which brought great difficulty for incorporating the wind farm in the bulk power system. In order to rationally regulate the power supply system in large grid connected wind power system and reduce the spinning reserve capacity of the power supply system and operating costs, it is necessary to forecastin...

2015
Bharat Kumar Saxena

Introduction: Wind speed probability at a site has to be modeled for evaluating the energy generation potential of a wind farm. Analytical computation of wind turbine capacity factor at the planning stage of a wind farm is very crucial. Thus, the comparison of Weibull parameters estimation methods and computation of wind turbine capacity factor are the focus of this paper. Case description: Sod...

2011
Spyros Chatzivasileiadis Matthias Bucher Michèle Arnold Thilo Krause Göran Andersson

The present paper investigates how a storage unit, coupled with a wind farm could influence the economic operation of the power system. For this reason two optimization algorithms are implemented, where the storage capacity is assigned certain costs and is able to vary in size. The objective of the first optimization is to identify the optimal power infeed as well as the necessary battery capac...

2014
Yingzhao Xie Jiping Lu

Original scientific paper The determination of the optimal wind power integration capacity of a large-scale wind farm has become an important issue in power system operation and planning. Reasonable wind power integration capacity can improve the wind energy utilization and save investment for wind farm construction. This paper builds a mathematical model for determining wind farm optimal integ...

2015
Stephen M. Rose

We analyze the cost of curtailing the active power output of a wind farm to provide secondary frequency regulation capacity. We calculate the regulation capacity available and its cost by simulating the active power output of a curtailed 100-MW wind farm with a hybrid of real speed data and simulated high-frequency turbulence. We find that a curtailed wind farm can provide secondary frequency r...

2015
Smrutirekha Sahoo Tapaswini Nayak M. R. Senapati A. Foley P. G. Leahy A. Marvuglia Rasoul Rahmani Rubiyah Yusof Mohammadmehdi Seyedmahmoudian Saad Mekhilef Gerardo J. O. Osorio Joao C. O. Matias Joao P. S. Catalao Andries P. Engelbrecht

The prediction of wind farm output power is considered as an emphatic way to increase the wind energy capacity and improve the safety and economy of the power system. The wind farm output energy depends upon various factors such as wind speed, temperature, etc. , which is difficult to be described by some mathematical expression. This paper introduces a method of wind energy prediction for a wi...

ژورنال: توسعه آبزی پروری 2019

The aim of this study was to assess the impact of trout farm effluent on some physicochemical and characteristics biotic indices in Daryaser River (Mazandaran Province). Sampling of water and macrobentic fauna were done in 5 stations (control, in before influent of farm; and other stations include; in 35, 125, 400 and 750 m after effluent were selected in two weekly in summer, 2011. Results sho...

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