MAGNETIC SUSPENSION BEARING, AND MAGNETIC SUSPENSION BEARING CONTROL SYSTEM AND CONTROL METHOD

• Main Authors: HONG, Shenping, LI, Kai, SHA, Honglei, LIU, Wanhu, YU, Tianye, YI, Cunyu, HAN, Jingchao
• Format: Patent
• Language: English; French; German
• Published: 14.02.2024
• Subjects: BEARINGS; BLASTING; ELEMENTS OR CRANKSHAFT MECHANISMS; ENGINEERING ELEMENTS AND UNITS; FLEXIBLE SHAFTS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; ROTARY BODIES OTHER THAN GEARING ELEMENTS; SHAFTS; THERMAL INSULATION IN GENERAL; WEAPONS

Disclosed are a magnetic suspension bearing, a magnetic suspension bearing control system and a control method, wherein the magnetic suspension bearing control system includes a processor, a synchronous signal generation module, a displacement signal conversion circuit, a post-processing circuit, an Analog-to-Digital conversion module, a pulse width modulation module, a frequency division circuit, a synchronization module, and a power amplifier. The magnetic suspension bearing includes the magnetic suspension bearing control system, a first iron core, a first magnetic suspension bearing actuator coil wound on the first iron core, a second iron core, a second magnetic suspension bearing actuator coil wound on the second iron core, and an electromagnetic force suspension rotor; wherein the first magnetic suspension bearing actuator coil and the second magnetic suspension bearing actuator coil are oppositely disposed on upper and lower sides of the electromagnetic force suspension rotor, and both the first magnetic suspension bearing actuator coil and the second magnetic suspension bearing actuator coil are connected with the magnetic suspension bearing control system.