no-load tap-changer

基本解釋

Two practical methods are introduced to renovate the power transformer with no-load tap changer into that with on-load one.
配置有載調(diào)壓的變壓器在有載調(diào)壓開關出現(xiàn)異常時，為抑制惡化趨勢，避免突發(fā)故障，采取了減少調(diào)壓開關動作次數(shù)的措施。
For instance, the effectiveness of fire-extinguishing device, whether or not necessary to install the tap changer and how to determine the economic ratio of losses between no load and on load.
目前大型變壓器及其配套裝置的選型存在一些值得商榷的問題，例如變壓器滅火裝置的有效性，是否需要安裝分接開關以及如何經(jīng)濟合理地確定變壓器的空、負載的比例。