Electric Power ›› 2014, Vol. 47 ›› Issue (8): 123-128.DOI: 10.11930/j.issn.1004-9649.2014.8.123.5

• Information and Communication • Previous Articles     Next Articles

Implementation of OpenGL-based Visualization Techniques for Safety Warning of Power System

WANG Jian-bo, WU Yao-hao, LIU Wen-ying   

  1. School of Electrical & Electronic Engineering, North China Electric Power University, Beijing 102206, China
  • Received:2014-04-11 Online:2014-08-18 Published:2015-12-10

Abstract: With the power system expansion and the increase of the amount of data, highly effective and intuitionistic techniques need to be achieved for the monitoring and safety warming of the system. Therefore, power system visualization techniques are highly concerned in this background. A method to achieve safety warning visualization by drawing power flow animations and voltage bitmaps was conducted by hybrid programming of OpenGL and VC++. Besides, a comprehensive safety warning visualization system was developed, by which the power flow distribution, voltage distribution and the information of out-of-limit and risk component on the screen can be revealed vividly. This warning system has been successfully applied to one domestic grid. Through the interaction of man-machine interface, it does bring great convenience for the dispatchers’ work.

Key words: power system, OpenGL, power flow animation, voltage bitmap, safty warning, visualization, dispatching, drawing

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