He also suggested that Congress speed the process of obtaining permanent resident status for highly skilled workers.
他还建议国会缩短高度熟练工人获得永久居民身份的时间。
Using a permanent-magnet generator, the system delivers up to 400 amps of 28-volt DC electric power at low engine speed.
由于使用了永磁体发电机，CMPS系统可以在低功率速度下，提供最高400安培28伏特直流电源。
Generally speaking, in the PMSM (Permanent-magnet synchronous motors) control system, mechanical sensor on the rotor shaft is required to detect the position and speed of the rotor.
一般来说，在电动机调速控制系统中需要在转子轴上安装机械传感器，测量电动机的速度和位置。
Likewise, permanent sediment layers are formed with the fixed conveying speed and a certain higher degree of mixing ratio which called as Critical mixing ratio.
同样输送速度一定，混合此高至使粉尘物料在管道底部形成永久性沉淀层时，这时的混合比即为临界混合比。
The newly designed backstepping control is implemented for permanent magnet synchronous motor (PMSM) to track speed commands, at the same time the design can provide better speed tracking performance.
设计的反推控制可以实现永磁同步电动机速度跟踪控制，保证系统具有良好的速度跟踪性能。
Ferrovanadium can be used as additive in smelting high-intensity-low-alloy steel, high speed steel, tool steel, stainless steel and permanent magnet.
钒铁用作炼钢的添加剂，生产高强度低合金钢、高速钢、工具钢、不锈钢及永久磁铁等。
With the advantages of clear and permanent marking, fine marking result, fast speed and can be applied in the production line.
标记清晰，不易磨损，打标效果细腻，速度快，易于集成到流水线。
This paper present a fuzzy control strategy of high speed permanent magnet synchronous motor for precision grinder.
将模糊控制引入精密磨床的高速永磁同步电动机驱动系统速度控制中。
A nonlinear speed controller for permanent magnet synchronous motor based on adaptive backstepping control was designed, which USES second-order filter to smooth the speed reference.
设计了一种基于自适应反步控制的永磁同步电动机非线性速度控制器，采用二阶滤波环节平滑速度指令。
Based on the analysis of the working principle a type of high-speed permanent magnetic bearing, bearing capacity model was founded on Coulomb's Law.
在分析一类高速永磁轴承工作原理的基础上，根据磁库仑定律建立其轴颈轴承承载力模型。
The feasibility of designing controller for control permanent-magnet synchronous motor speed is proposed by using differential geometry theory.
对采用微分几何方法设计永磁同步电机转速控制器的可行性进行了研究。
Using high performance NdFeB permanent magnet, the alternator is high efficient and compact. The unique electro-magnet design makes the bonding force and cut-in speed very low.
用高性能钕铁硼永磁，发电机是高效率和紧凑。独特的电磁铁设计使粘接力和削减的速度非常低。
According to the feature of low-speed and high-torque permanent magnetic synchronous machine, the output torques are also calculated in different positions based on the ANSYS software.
并针对低速大转矩永磁同步电动机的特点采用基于ANSYS软件的分析方法，计算了不同转子位置时电机的输出转矩。
When designed, the high-speed generator with a permanent magnet(PM) rotor is preferred because of its simple structure, without excitation high energy density of the PM material.
永磁转子式高速发电机由于具有结构简单、不需励磁、效率高和能量密度大等优点成为高速发电机设计时的首选。
The software phase-locked loop (SPLL) technology in the steady speed control of permanent magnet brushless DC motor (BLDCM) in gyro was discussed.
研究了软件锁相环技术在陀螺用无位置传感器无刷直流电机稳速控制系统中的应用。
Then it's known that the low speed direct-driven permanent magnetism generation of wind power system is superiority straight.
总结了低速直驱型永磁风力发电机发电系统的优越性。
This article presents a design of permanent magnetic brushless DC motor control system and mainly involves the hardware circuit design of speed closed loop and power module drive.
介绍了一种永磁无刷直流电机控制系统的设计方案，主要涉及速度闭环和功率模块驱动的硬件电路设计；并通过实验证明该设计可直接用于小型无刷直流电机的控制。
The structure and control of direct-driven permanent magnet synchronous wind power generation system are analyzed, and the development direction of variable speed wind power generation is introduced.
对直驱式永磁同步风力发电系统的结构与控制进行了分析，并展望变速风力发电的发展趋势。
When designed, the high - speed generator with a permanent magnet (PM) rotor is preferred because of its simple structure, without excitation high energy density of the PM material.
永磁转子式高速发电机由于具有结构简单、不需励磁、效率高和能量密度大等优点成为高速发电机设计时的首选。
The terminal voltage of a common permanent-magnet generator varies with its rotating speed and load due to its constant permanent-magnet flux, which resulting in unstable quality of power supply.
普通永磁同步发电机由于励磁不可调，端电压随转速或负载变化而变化，影响了供电品质。
A sensorless vector control method for permanent magnet synchronous motor (PMSM) drive at very low speed was presented.
介绍了一种极低速段永磁同步电机无速度传感器矢量控制方法。
The direct torque control for permanent magnet synchronous motor is affected by the variation of stator resistance, and consequently the accuracy of speed adjusting system.
永磁同步电机直接转矩控制受定子电阻变化影响，进而影响调速系统的精度。
Based on vector control system of Bearingless Permanent Magnet Synchronous Motor (BPMSM), a speed-sensorless control strategy using Extended Kalman Filter (EKF) was presented.
基于无轴承永磁同步电机的矢量控制系统，提出了采用扩展卡尔曼滤波器实现无速度传感器运行的控制策略。
Major measures for controlled pulling is to keep good quality of speed at the finish rolling and to use big-noose permanent micro-tension operation based on reform of electric running noose for...
控制拉钢的主要措施是保证精轧机组速度品质因数，并在改造电动活套使其实现可靠的自动起落套的基础上，采取大套量恒定微张力操作等方法。
The high speed permanent magnet (PM) machine has been widely investigated in the field of electrical engineering since it has small volume, high power density and high efficiency.
高速永磁电机具有体积小、功率密度大和效率高等优点，目前已成为国际电工领域的研究热点之一。
Danfoss Variable speed driver can drive the permanent magnetic motor via open-loop or close-loop method.
丹佛斯变频器可以开环或闭环方式驱动交流永磁同步电机。
The new method was proposed to design linear synchronous motor with interior permanent under the flux-weakening speed control from the saliency ratio.
从凸极率角度出发，对内部磁极结构电机提出了新的设计方法。
The new method was proposed to design linear synchronous motor with interior permanent under the flux-weakening speed control from the saliency ratio.
从凸极率角度出发，对内部磁极结构电机提出了新的设计方法。
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