The traditional theory of tapchange of the load-ratio transformer which has not taken the ferromagnetic characteristic into account is a special example of the theory presented in this paper.
在变压器铁磁特性不明显的情况下推导出的传统有载调压变压器无暂态切换理论只是文中理论中的一个特例。
2
Using of change on neutral point for auto-transformer to achieve tapchange by step, lighting lamps can have different effects of power-saving.