Medium Voltage Distribution Network Voltage Grade Sequence Comprehensive Evaluation Based on Gray/Ahp

2013 ◽  
Vol 273 ◽  
pp. 332-337
Author(s):  
Xing He Ma ◽  
Bing Yao Yan ◽  
Yong Sheng Wang

Analyze our country medium voltage distribution network voltage grade sequence current situation, consider technological factors, economic factors and equipment factors, establish voltage grade sequence analysis model, through the grey /ahp, evaluation analysis model. Finally, Given the typical regional network model, the grey/ahp analyses. Example showes, the method is helpful for regional power grid voltage grade the qualitative and quantitative evaluation.

2015 ◽  
Vol 1092-1093 ◽  
pp. 434-442
Author(s):  
Wei Huang ◽  
Jian Wei Ma ◽  
Lian Yao Jiao ◽  
Xian Cheng

The evaluation of distribution network projects mainly rely on manual evaluation, with a heavy workload and high blindness that it cannot accurately reflect the effect of project, and yet cannot satisfy the needs of the development of the distribution network. With the automated development of distribution network, the total amount of data that can be acquired is constantly improve and perfect, which made it possible to apply computer aided software on the post evaluation. In this paper, it first introducing the comprehensive evaluation and analysis software into the post evaluation into distribution network projects, then put forwards the method of combining manual evaluation and computer aided software to reflect the effect of project construction, finally, analyses one project as a detailed example.


2016 ◽  
Vol 15 (1) ◽  
pp. 27
Author(s):  
I Wayan Agus Teja Baskara ◽  
I G Dyana Arjana ◽  
I W Rinas

Ground wire is one of the lighning protection instrument used in medium voltage distribution network with the intention to reduce interference due to lightning strikes. On the feeder Serangan the ground wire put 4 – 5 wicket. To know effective gap of ground wire is put on the feeder Serangan then used effectiveness ground wire parameters and total of disorder by lightning strikes directly or indirectly. From the analysis is obtained the effective gap on scenario 4 by 3 – 4 wicket. Choosing scenario 4 is as effective gap because seen by economic aspect, as longest gap point put of ground wire then the cost needed to use material and the installation of ground wire will be cheaper.  DOI: 10.24843/MITE.1501.05


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