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까치에 의하여 發生하는 配電線路의 故障豫防에 관한 硏究
전시식,장석구,심재명 한밭대학교 2004 한밭대학교 논문집 Vol.21 No.-
In modern times, electricity is an essential energy and its dependence to people is more increased. The distribution line system in Korea consists of 22.9kV multi-ground connection. The 15.2% of distribution line troubles is being produced by birds' contact with distribution line. The cause of the interruption of electric power is mostly a magpie. To prevent the troubles by magpie, various kinds of prevention measures have been tried for 20 years. But the trouble continues to be happened by magpie's outstanding ability of learning. In this paper, the effectiveness of prevention equipments using a sense of touch, sight and hearing which have been used at Korean Electric Power Corporation is analyzed and more effective prevention measures is considered. As a results, to prevent the troubles, it is difficult to get good effectiveness when only one prevention measure is applied. However, when several measures are applied at the same time, the troubles can be reduced. Also, even though magpies build their nests, for not to make the troubles, a electric pole equipment should be corrected and its form should be improved. In addition, we have found the facts that the activity periods for moderating the number of magpie and for removing the nests, weather, and DB system are simultaneously considered as the effective prevention measures.