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- surface permanent magnets case 表面式永磁体单元
- The paper deduces harmonic torques expression of surface permanent magnet brushless DC motor from magnetic coenergy points. 从理论上证明了优化永磁体尺寸及减少5次谐波绕组系数对削弱谐波转矩的意义。
- surface permanent magnet bearingless synchronous motor 表面贴装式永磁无轴承同步电机
- Hangzhou Permanent Magnet Group Co., LTD. 杭州永磁集团有限公司。
- Permanent Magnet Lifter is a kind of lifting gear. 永磁起重器是起重工具的一种。
- It should constantly keep clean and smooth of the holding surface of the permanent magnet hoisting machine. 应始终保持永磁起重器吸持面的清洁与平整。
- A bar on horseshoe magnet is called a permanent magnet. 棒形或马蹄形磁体称为永磁体。
- Slowly move the permanent magnet in a circle above the compass. 在指南针上方,绕着圆圈慢慢地移动永久磁铁。
- Key technologies in making permanent magnet motor were introduced. 介绍了永磁电机制造中的关键工艺。
- The NdFeB permanent magnet is adopted in this machine comparing with other material, and salience-type magnets on surface are used for designing and fixing. 通过对比各种永磁体材料的性能和不同转子磁路结构特点,确定采用钕铁硼稀土永磁体,选择转子表面凸装式结构;
- This expression is useful not only for the case of one rectangular permanent magnet bulk, but also for that of several rectangular permanent magnet bulks. 该解析式能精确描述一块至多块矩形永磁体外部空间的磁场分布。
- DC motors with moving coil rotor and high performance permanent magnets. 空芯杯转子和高性能的稀土磁钢的直流电机。
- A novel stator flux estimator based on rotor position is presented,which is applied for direct torque controlled(DTC)surface mounted permanent magnet synchronous motor(PMSM)drives. 文中提出一种基于转子位置的面贴式永磁同步电动机的定子磁链估计方法。
- Levitation Control System Design and Analysis of EMS Hybrid Suspension with Electromagnets and Permanent Magnets P. 型电磁永磁混合悬浮控制问题研究。
- The decay oscillating wave pulses can be applied in situations such as demagnetization of permanent magnets. 交流衰减波电流可用于永磁体的退磁等应用中。
- Switch on by permanent magnetic force.Coils will not get burnt. 永磁力合闸保持,无需合闸线圈工作,没有线圈烧毁的可能。
- Any of several hard,strong alloys of iron,aluminum,nickel,cobalt and sometimes copper,niobium,or tantalum,used to make strong permanent magnets. 铝镍钴合金,磁钢由几种硬的强金属,如铁与铝、镍、钴等合成,有时是铜、铌、钽合成,用来制作超硬度永磁合金
- Uses:As additive of garnet and permanent magnets,in the making of metal halide lamp and meutron-controlling bar in nuclear reactor. 用途:用于柘榴石和永磁体的添加剂和用于制造卤素灯和核反应堆的控制材料。
- Switched reluctance motor (SRM) does not employ permanent magnets or rotor windings.So it does not possess shorted winding problem. 开关磁阻电机由于结构简单,具有易实现四象限运行及无绕组短路问题等特点,使其广泛地应用于各种调速系统。
- A hybrid-levitation system with permanent magnets and electromagnets consumes little power, and can decrease the power loss of the suspension system. 电磁和永磁组成的混合悬浮系统,悬浮能耗小,能够减少悬浮系统能量的损耗。