它利用多谐振荡桥励磁的单纳米晶磁芯双绕组差动对称结构。
The sensor has differential symmetric structure with single nanocrystalline core and double coils excited by multivibrator bridge.
在分析双绕组变压器的差动保护算法的基础上,提出了适用于三相三绕组变压器的比率制动式算法,并对判据进行了简化。
Based on the analysis of the differential protection of the double winding transformer, the paper presents a simplified ratio restraint algorithms for the three phase, three winding transformer.
接线绕组的超高压变压器应增设零序差动保护。
The zero-sequence differential protection ought to be added at the star winding of extra-high voltage transformer.
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