TANG Litao. DISCUSSION ON THE CONNECTION OF SWITCHING IMPULSE TEST FOR 220kV ELECTRIC POWER AUTO-TRANSFORMER[J]. High voltageapparatus, 2001, (1): 56-58+63.
TANG Litao. DISCUSSION ON THE CONNECTION OF SWITCHING IMPULSE TEST FOR 220kV ELECTRIC POWER AUTO-TRANSFORMER[J]. High voltageapparatus, 2001, (1): 56-58+63.DOI:
220kV自耦变压器操作波试验接线的探讨
摘要
阐述了自耦变压器操作波试验时
应根据变压器接线组别、变比、电压等级、中性点和绕组的绝缘水平、自耦变压器的特点等来选择试验接线
并讨论了加压和接地端、试验电压值在变压器操作波试验中的影响
提出了适合自耦变压器操作波试验的适当接线方法
Abstract
Prior to switching impulse test being carried out
the test connection should be carefully chosen according to winding connection mode
ratio of transformer and its voltage class
insulation levels of winding and neutral point. A reasonable connection for switching impulse test is proposed on power auto transformer.