scholarly journals Research on Renewable Energy Access to Power Grid Based on Energy Internet Technology

Author(s):  
Qi Qu ◽  
Xiaolong Sun ◽  
Shengzhi Xu ◽  
Qiang Li ◽  
Wei Zhang
Author(s):  
Zhengfu Liu ◽  
Qifu Lu ◽  
Xiangyu Kong ◽  
Hongxing Wang ◽  
Chao Sheng ◽  
...  

2014 ◽  
Vol 986-987 ◽  
pp. 498-502
Author(s):  
Wan Lei Xue ◽  
Shan Jie Jia ◽  
Ming Zeng ◽  
Kuan Lu ◽  
Xin Zhao ◽  
...  

The integration of renewable energy resources (RERs) not only shows significant environmental effect, social effect and economic effect, but also brings many challenges to grid planning and economic operation of power grid. Based on systematic dynamics, from the perspective of changes of cost and benefit of grid enterprises caused by the integration of RERs, the effect of the integration of RERs on economical operation of power grid is studied. Finally, a simulation of effect trend based on empirical data of one province demonstrates the validity of the model proposed in this paper.


2021 ◽  
Vol 252 ◽  
pp. 03008
Author(s):  
Zhang Huichao ◽  
Wang Zhuo ◽  
Wang Han

Under the leaping development pattern of renewable energy brought by carbon emission targets, large-scale wind and solar power in high proportion of renewable energy power system has brought volatility and uncontrollable factors, and generation-grid coordination has become a technical problem for the safe and stable operation. The concept of energy Internet introduces Internet technology into the field of energy consumption application, which provides a new way for the full coupling of various energy consumption patterns, and is an effective method to solve the problem of safe and stable operation of high proportion renewable energy power system. Based on energy Internet technology, this paper designs the sustainable development architecture of generation-grid coordination from three aspects of planning, operation and mechanism, which lays a solid foundation for the development of generation-grid coordination in the future ' two high ' power system.


2021 ◽  
Vol 252 ◽  
pp. 03031
Author(s):  
Fengzhi Wu ◽  
Gaofeng Xu ◽  
Ziyi Qi ◽  
Zhi Qi ◽  
Meng Zhang ◽  
...  

Smart city energy Internet is to comply with the trend of sustainable energy development, urban power energy as the center, comprehensive utilization of all kinds of energy, especially renewable energy, to achieve interconnection and common optimization. Based on the background of distribution network in Disney Park, this paper studies the regulation, operation and management strategy of distribution network of smart city energy Internet. This paper describes the characteristics of the energy Internet, and then analyzes the key technologies that affect power grid regulation, operation and management. The paper investigated the distribution network construction in Shanghai Disney Park under the background of urban energy Internet pilot region to understand the allocation of distributed energy in the park grid. Through simulation calculation and analysis, this paper puts forward a distribution network regulation and management scheme suitable for the characteristics of energy Internet. In this paper, the study found that with the rapid development of power grid, especially all kinds of distributed energy access, the new lines are becoming more. In a wide range of power grid structure is becoming more and more complex, in order to ensure the reliability of power supply and power supply quality, scientific regulation under the background of urban energy Internet development mode, enhancing the management level of power grid is the inevitable developing trend of power grid.


2020 ◽  
Vol 185 ◽  
pp. 01001
Author(s):  
Wei Yuan ◽  
Caixia Wang ◽  
Xiaoning Ye ◽  
Qionghui Li ◽  
Liang Xu ◽  
...  

The German federal government has set very high targets for renewable energy. In recent years, Germany’s renewable energy has developed rapidly. Germany leads the world in energy transformation, with wind and solar generating capacity accounting for nearly half. Germany’s experience and practice in developing renewable energy are worthy of our country’s reference. In this paper, the development status of renewable energy and power grid in Germany is introduced. And this paper mainly analyzes Germany’s experience and practice in achieving a high proportion of new energy access in 2019.


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