查询词典 magnet

The brushless permanent magnet automobile a. c. generator has the advantages of high reliability, long service life, high efficiency, good performance at both low and high speed, low radio interference, simplifying its associated voltage regulator, cutting down materials, technology simplified, as well as high power/weight ratio, etc.,and will be a new product with broad prospects and large market.

无刷永磁汽车交流发电机由于取消了碳刷、滑环及励磁绕组，可大大提高可靠性，延长使用寿命，具有效率高，低、高速性能好、无线电干扰小，与之匹配的电压调节器结构简单、节约原材料、工艺性能好、比功大等优点。

The result shows that the mechanical strength and the thermal stability of bonded hybrid magnet are improved markedly with addition of ferrite in Nd-Fe-B powder,whereas its magnetic performance is reduced slightly.And the temperature coefficient of coercivity with zero is obtained in hybrid magnet with 87% ferrite and 13% HDDR Nd-Fe-B.Due to the magnetic dipole field between the differe...

实验结果表明：随着铁氧体磁粉的加入，复合磁体的磁性能虽略有降低，但其力学性能及热稳定性均有大幅度改善，特别是在铁氧体含量为87%时，复合磁体内禀矫顽力温度系数为零；不同磁粉间静磁场的存在，使得复合磁体在铁氧体含量低于70%时，其磁性能大于平均值，而大于70%时则小于平均值。

As a sub- project of national science and technology key project——"The Research andDevelopment of High Performance Rare Earth Permanent Magnet Machine ", this paper presents the research on several key questions of designing premium-efficiency permanent magnet synchronous motor uses in the fan or pump ,such as efficiency, power factor, pull-out torque and so on. The achievement that has value in the Engineering is obtained.

作为国家重点科技攻关项目&高性能稀土永磁电机的研究与开发&的一个子课题，本文围绕风机、泵类负载用超高效永磁同步电动机设计中的效率、功率因数、失步转矩等几个关键问题进行了研究，取得了工程上具有使用价值的成果。

Thus,locks through the rail switch electricity the contact locks for the signal electricity the magnet coil delivers the electric current,only then the switch location correct only then causes the closed circuit,the signal electricity to lock has the enough electric current,after namely the approval moves the signal handle to cause the semaphore opens,by the signal electricity locks the contact for the rail switch electricity to lock the magnet coil power transmission electric circuit to separate,therefore cannot move the rail switch handle again,soon the rail switch locks in the position.

这样，通过道岔电锁器的接点给信号电锁器的电磁线圈送电流，只有道岔位置正确才使电路接通，信号电锁器有足够电流，即准许扳动信号握柄使信号机开放后，由信号电锁器的接点给道岔电锁器电磁线圈送电的电路被断开，于是再不能扳动道岔握柄，即将道岔锁在规定位置上。

The investment 200 million yuan, including a motor assembly MW wind power plant and a permanent magnet motor plant, built after 1800 with an annual output of 3MW wind turbine units, 3,600 units and the permanent magnet motor coils 5400 sets of various types of motor production capacity, estimated annual production value 2,000,000,000 yuan, will promote local economic development to add new impetus.

该项目投资两亿余元，包括一个兆瓦级风电电机组装厂房和一个永磁电机厂房，建成后将具备年产3MW风力发电机1800台、永磁电机3600台及各类电机线圈5400套的生产能力，预计年产值20亿元，将为推动地方经济发展增添新的动力。

Lower part the vehicles guidance electro-magnet and under the orbital magnet reaction, causes the wheel and the track maintains certain lateral distance, the realization wheel track at the horizontal direction and the vertical direction non-contact support and the non-contact guidance.

在车辆下部的导向电磁铁与轨道磁铁的反作用下，使车轮与轨道保持一定的侧向距离，实现轮轨在水平方向和垂直方向的无接触支撑和无接触导向。

The hybrid induction motor includes a housing; a stator installed in the housing and having a stator core portion and a stator coil portion; a rotor coupling body having a rotary shaft rotatably installed in at the housing, a cage rotor portion rotating integrally with the rotary shaft, and a permanent magnet rotor portion coupled to a circumference of the cage rotor portion with a certain air gap so as to be freely rotatable with respect to the rotary shaft; and a reverse rotation preventing switch, when the rotary shaft rotates reversibly, coming in contact with the permanent magnet rotor portion which is moved along the shaft by thrust generated by the rotor coupling body and cutting off power being supplied to the stator coil portion.

公开了一种混合式感应电机。所述混合式感应电机包括：壳体；安装在壳体中并且具有定子铁心部分和定子线圈部分的定子；篆字联接体，具有可旋转地安装在外壳中的旋转轴、整体地与旋转轴一起旋转的鼠笼式转子部分，以及永磁体转子部分，该部分以一定气隙连接到鼠笼式转子部分的周围以可相对于旋转轴自由旋转；以及防止反转开关，当旋转轴反转时，与永磁体转子部分形成并且切断提供给定子线圈部分的电源，其中当旋转轴反转时，转子联接体产生推力，通过该推力永磁体转子部分与反转防止开关相接触。

The bracket spaces the magnet body down 1/2 to clear the blade stop and provides alternate mounting hardware for the strike plate as with the magnet body spaced down, the standard sex bolt can interfere with the glass.

由于磁体被置于下方时，通用的螺栓组合会与玻璃发生互相干涉，因此用支架将磁体向下分开1/2距离来清洁门挡板，并为碰撞板提供另外的安装硬件。

Focusing on the design of the solenoid superconducting magnet which is extensively applied in many superconducting systems, this paper proposed a novel optimization method which comprehensively takes the energy, the stray field and the volume of the magnet into consideration.

本文针对目前超导应用系统中广泛采用的螺线管型超导磁体的设计问题，提出了综合考虑磁体储能、漏磁和体积的优化问题。

The cross stator iron core structure makes permanent magnet generate flux in the stator, making full use of the permanent magnet.

利用交错式的定子铁芯结构，使所有永磁体都能在定子中产生磁通，实现了永磁体的充分利用。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。