scholarly journals Influence of Cables on Power Transmission Network Frequency Response

2019 ◽  
Vol 26 (1) ◽  
Author(s):  
S. Lakrih ◽  
J. Diouri

AbstractThis paper presents a dynamic equivalent model for transmission network dynamic behavior analysis in MATLAB SIMULINK. The electromagnetic frequency response and electromechanical response are combined in the model. The dynamic behavior of distributed parameters line modeled by the EMTP equivalent model is compared with that corresponding to lumped parameter line represented by π model. The aim is to define the frequency band in which the lumped model can accurately represent the distributed parameters model on no load conditions but also when the network is loaded. The proposed equivalent model is explored to investigate the impact of topology on the network dynamics. Besides, the influence of load nature and compensation rate on the driving point frequency response are analyzed analytically and simulated via the proposed model.


2019 ◽  
Vol 29 (3) ◽  
pp. 033103
Author(s):  
Benjamin A. Carreras ◽  
José M. Reynolds-Barredo ◽  
Ian Dobson ◽  
David E. Newman

2013 ◽  
Vol 303-306 ◽  
pp. 2453-2457 ◽  
Author(s):  
Wu Chi ◽  
Qiu Shi Zhang ◽  
Liu Fan ◽  
Han Feng He ◽  
Ming Hong Su ◽  
...  

This paper introduces the basic concepts and characteristics of virtual reality technology briefly and analyzes the defects of the artificial guiding teaching of the current live working from the angle of skills and safety, combing the power grid’s physical characteristics and virtual reality techniques. By summing up the transmission live working running operating procedures, the methods and means of using virtual reality technology in the teaching and training of the transmission network for live working are proposed. Summary transmission live working training status and analyze the application prospect of the virtual reality technology in the power transmission network live working on the basis of summarizing the power transmission network live working training status. The transmission live working simulation training method brings a new look to the power companies and also does great benefit for the enhancement of the operators' skill level and the improvement of their security awareness of operating.


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