Influence after Distributed Generation Access to the Distribution Network and its Reactive Power Control Strategy

2013 ◽  
Vol 645 ◽  
pp. 409-412
Author(s):  
Ting Yun Gu ◽  
Wei Niu ◽  
Gang Yao ◽  
Jie Na Zhou

Distributed generation technology is a new way of power generation and energy utilization, which has broad prospects for development. After Distributed Generation access to Distribution network near the load, the load distribution will changed.In this paper, discuss the different access location that distributed generation access to the distributed network has different influence to voltage and loss. At the same time, Combination of theory and practical example simulation to description of distributed power generation how to influence the distribution network voltage and network losses. Finally, it’s a brief introduction to the reactive power control strategy of distributed power generation systems.

2014 ◽  
Vol 716-717 ◽  
pp. 1148-1155
Author(s):  
Dong Mei Zhao ◽  
Xin Wang

This paper is focused on technical features of large-capacity distributed power generation and takes the example 33 in distribution system as illustration. What is more, the paper analyzes how injection capacity and access locations of distributed generation can affect voltage and network losses. The analysis carries out the trend that indicators changing regarding to change in injection capacity and access locations. Take a typical distribution network of 10kV with distributed power for example, and analysis what affect will happen to the access point upstream, downstream and adjacent current protection that brings by the distributed generation. It is concluded that the main factor that restrains distributed power capacity in photovoltaic power generation is voltage fluctuation and the relay operation of distributed system.


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