Rectification and transformation device of multi-gear on-load voltage regulation graphitization furnace

• Main Authors: YANG SHIGUANG, WU XIAOJUN, WAN CHAOWEI
• Format: Patent
• Language: Chinese; English
• Published: 07.06.2024
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; INDUCTANCES; MAGNETS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES; TRANSFORMERS

The utility model discloses a rectification transformation device of a multi-gear on-load voltage regulation graphitization furnace. A body of a rectification transformer is fixedly provided with three coarse adjustment switches, a fine adjustment switch, a coarse adjustment motor and a fine adjustment motor; the coarse adjustment switches and the fine adjustment switches are the same in structure, each coarse adjustment switch comprises a moving contact, a static contact and a mechanical arm, a rotor of the coarse adjustment motor is fixedly connected with the mechanical arms of the three coarse adjustment switches, and a rotor of the fine adjustment motor is fixedly connected with the mechanical arms of the fine adjustment switches; a three-phase primary winding and a three-phase secondary winding are respectively wound on an iron core of the rectifier transformer, a coarse tuning switch is respectively arranged on the three-phase primary winding, a plurality of taps are arranged on each phase of primary wi