نتایج جستجو برای: wind power penetration

تعداد نتایج: 585769  

2013
Eugene S. Takle James D. McCalley Peter McHale Angelo Jerez Chaves

This paper focuses on assessing the effectiveness of methods used to address the economic issues associated with higher penetration of variable (wind) generation. Wind variability can be balanced utilizing wind control techniques and storage methods. Production costing simulations were done on IEEE 24 bus system across different wind penetration levels, and results were used to evaluate the imp...

The operation of wind energy conversion systems mainly deals with variable and unpredictable wind regimes resulting in variable power efficiency. In addition, nowadays with the presence of high penetration level of wind farms integrated to power systems, stability and power quality problems might be addressed, when a disturbance event occurs. These challenges are worsened with significant degre...

2006
Yiannis A. Katsigiannis Antonis G. Tsikalakis Pavlos S. Georgilakis Nikos D. Hatziargyriou

The intermittent nature of the wind creates significant uncertainty in the operation of power systems with increased wind power penetration. Considerable efforts have been made for the accurate prediction of the wind power using either statistical or physical models. In this paper, a method based on Artificial Neural Network (ANN) is proposed in order to improve the predictions of an existing n...

2015
Minhan Yoon Yong-Tae Yoon Gilsoo Jang Ying-Yi Hong

The variability and uncontrollability of wind power increases the difficulty for a power system operator to implement a wind power system with a high penetration rate. These are more serious factors to consider in small and isolated power systems since the system has small operating reserves and inertia to secure frequency and voltage. Typically, this difficulty can be reduced by interconnectio...

2006

Renewable energy policies, such as the Renewable Portfolio Standard, arising from increasing environmental concerns have set very ambitious targets for wind power penetration in electric power systems throughout the world. In many cases, the geographical locations with good wind resources are not close to the main load centers. It becomes extremely important to assess adequate transmission faci...

2014
Haoran Zhao Qiuwei Wu Shuju Hu Honghua Xu

With the rapid growth of wind energy development and increasing wind power penetration level, it will be a big challenge to operate the power system with high wind power penetration securely and reliably due to the inherent variability and uncertainty of wind power. With the flexible charging–discharging characteristics, Energy Storage System (ESS) is considered as an effective tool to enhance ...

2015
Josip Vasilj Petar Sarajcev Damir Jakus

One of the major difficulties introduced with wind power penetration is the inherent uncertainty in production originating from uncertain wind conditions. This uncertainty impacts many different aspects of power system operation, especially the balancing power requirements. For this reason, in power system development planing, it is necessary to evaluate the potential uncertainty in future wind...

Journal: :مهندسی برق و الکترونیک ایران 0
behrooz zaker mohammad mohammadi

this paper presents a probabilistic optimal power flow (popf) algorithm considering different uncertainties in a smart grid. different uncertainties such as variation of nodal load, change in system configuration, measuring errors, forecasting errors, and etc. can be considered in the proposed algorithm. by increasing the penetration of the renewable energies in power systems, it is more essent...

2013
Aniruddha Das

In India, the wind energy is concentrated in rural areas with a very high penetration. In these cases, the wind power has an increasing influence on the power quality on the grids. Another aspect is the influence of weak grids on the operation of wind turbines. Hence it becomes very much essential to introduce such a strong grid code which is particularly applicable to wind sector and suitable ...

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