Optimal planning of distributed generation systems in distribution system: A review

2012 ◽  
Vol 16 (7) ◽  
pp. 5146-5165 ◽  
Author(s):  
Rajkumar Viral ◽  
D.K. Khatod
2013 ◽  
Vol 457-458 ◽  
pp. 1266-1271
Author(s):  
Long Zhang ◽  
Xing Ying Chen ◽  
Kai Chen ◽  
Xiao Hua Ding ◽  
Xing Ying Chen ◽  
...  

As the development of new energy, more and more new energy distributed generation will be plugged in the distribution system, it makes the system more effective and the load capacity of system is obviously increased. But the access influences the voltage value of system and the security of system a lot. So it needs to control the capacity of plugging in. This paper proposes a new method with the coordinated control of distributed generation and load in the distribution system. In this way the system can accept the new energy comfortably and safely.


New trends in power system include the placement of the distributed generators (DGs) to overcome the drawbacks of the conventional power system, it can be connected near to the load points. Hence, the placement of DG is an important factor to be considered for the analysis due to its positive as well as negative impacts. An improved analytical approach for enhancing the reliability of the power system has been developed in this paper. By integrating DG of selected penetration level at all nodes of the test system, a set of reliability indices are evaluated based on interruption, improvement indices and blended as the multi-objective functions. Combinations of LVDI and PLRI with reliability improvement index are calculated by selecting the blended indices. Hence, enhanced system reliability is achieved. The analysis is carried out under the MATLAB platform on the standard RTBS bus distribution system


2014 ◽  
Vol 852 ◽  
pp. 720-724
Author(s):  
Wen Song ◽  
Qi Qiang Li

Recently, distributed generation (DG) has gained lots of attention due to a variety of benefits it can bring to the traditional power produce and distribution system. Identify the optimal location and size of DG in the distribution network is one of the crucial problems of DG integration, because a non-optimal planning might cause some adverse effects. In this paper, an optimization model with the consideration of minimizing energy losses is formulated first, and then an optimization methodology based on the Self-organizing Optimization Algorithm (SOA) is proposed. Finally, a case study is carried out to demonstrate the effectiveness of the proposed procedure.


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