Comprehensive Analysis of Active Electrified Railway Compensation

2011 ◽  
Vol 204-210 ◽  
pp. 1675-1678
Author(s):  
Guo Wang ◽  
Ming Xing Tian ◽  
En En Ren ◽  
Li Na Ding

Traction load in electrified railway result in the power supply system contains a lot of negative sequence, harmonic and reactive current. It is necessary to analysis the compensation principle based on active compensation of electrified railway traction power supply system. According to the relation between primary winding and secondary winding of regular traction transformer, we deduced general voltage and general current transform formula, and then deduced completely and negative sequence compensation formulas. It also gives the method of reduce active compensation capacity.

2014 ◽  
Vol 1055 ◽  
pp. 312-315
Author(s):  
Xue Wu Li ◽  
Peng Xiao Ji

Revamping of electrified railway traction power supply is to improve the railway transport capacity and important measures to promote the development of national economy. As a result of the traction power supply voltage was higher, the simulation technology was applied to modification of the traction power supply system. For the development of research workers to reduce risk and funding has become an international practice. Traction power supply system and the modeling and simulation of the traction power supply capacity technology are discussed in detail. It points out the simulation technology in the development direction of expansion engineering in the application of traction power supply.


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