Converter transformer double-layer voltage regulating coil

• Main Authors: YU HAIYANG, ZHANG MANYU, YAN YUANYUAN, SUN WEI, WANG MINGSHENG, LI QINGQUAN, XU YONGWEI, XU FUQIANG, XU HUI, LI TINGTING, ZHOU BIN, YANG RENYI, CHAI DONGXIN, ZHANG HUIMIN
• Format: Patent
• Language: Chinese; English
• Published: 26.04.2024
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; INDUCTANCES; MAGNETS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES; TRANSFORMERS

The utility model belongs to the technical field of transformer manufacturing, and relates to a converter transformer double-layer voltage regulating coil which comprises an inner-layer voltage regulating coil and an outer-layer voltage regulating coil, first oil gap supporting strips are evenly and fixedly arranged on the outer diameter side of the inner-layer voltage regulating coil in the circumferential direction, and paper tubes are arranged on the peripheries of the first oil gap supporting strips. The second oil gap supporting strips are evenly and fixedly arranged on the outer diameter side of the paper tube in the circumferential direction. An upper inclined end ring and a lower inclined end ring are fixedly arranged at the upper end and the lower end of the inner-layer voltage regulating coil respectively, an upper inclined electrostatic ring and a lower inclined electrostatic ring are fixedly arranged at the upper end and the lower end of the outer-layer voltage regulating coil respectively, and an