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Hangzhou Tengye Magnetic Materials Co., Ltd.

Permanent Magnets Are Used In Electric Motors

Magnetic filtration and separation is the process of separating mixed components by using magnets to attract magnetic materials.

Permanent magnets produced by permanent magnets manufacturers are widely used in electric motors, specifically in permanent magnet synchronous motors (PMSMs) and permanent magnet brushless DC (BLDC) motors. These types of motors rely on the interaction between the magnetic fields of a permanent magnet and the alternating or direct current flow within the motor windings to generate motion.

In a PMSM, the permanent magnets are positioned on the rotor, while the stator has a series of electromagnets that generate an alternating magnetic field. As the rotor spins inside the stator, the interaction between the magnetic fields of the rotor and the stator create a rotating torque, which drives the motor. In a permanent magnet BLDC motor, the permanent magnets are fixed to the rotor, while the stator has multiple copper windings arranged in a 3-phase configuration. When an electrical current is passed through these windings, it generates an electromagnetic field that interacts with the magnetic field of the fixed magnets on the rotor, creating torque and causing the rotor to rotate. The use of permanent magnets in electric motors provides several advantages, including high efficiency, compact design, and low maintenance. The high strength of the permanent magnets allows for a more compact motor design, and the elimination of brushes allows for lower maintenance requirements and longer lifespan. Permanent magnets also allow for greater control over motor speed and torque, making them ideal for use in various industrial and consumer applications, including electric vehicles, appliances, and industrial machinery. Learn more about Tymagnetics' arc segment magnets, neodymium arc magnets, diametric disc magnet, automotive magnetmicro magnets, etc.



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