This paper adopted the sensorless control scheme based on stator field oriented control and adaptive low-pass filter theory. and carried out simulation, program, and experiment works.
本文在查阅了大量文献资料后，采用了基于定子磁场定向控制和自适应低通滤波器的无速度传感器算法，并进行了大量的仿真、编程和实验工作。
The thesis presents the principle of VSCF wind Power. In this thesis, we adopt the vector control strategy of stator field-orient and gain a vector control system model of double-feedback generator.
介绍了变速恒频风力发电的基本原理，并采用定子磁链定向的矢量控制方法得到了双馈发电机的矢量控制系统模型。
Using the finite element method software ANSYS, the stator temperature field of the hydroelectric generator is analyzed and calculated, the corresponding temperature field picture is given.
在此基础上应用有限元法的通用软件ANSYS，对大型水轮发电机定子温度场进行分析与计算，绘制了相应温度场图。
The coupled dc motor can be adjusted so that the speed of the system is higher than the synchronous speed and the system rotates in the same direction as the stator rotating field.
所连接的直流电动机可以这样调整使得其转速高于同步转速且旋转方向与定子旋转磁场的方向一致。
Using stator and in intertrochanteric air gap rotary field and rotor winding induced current interaction one kind of alternator.
利用定子与转子间气隙旋转磁场与转子绕组中感应电流相互作用的一种交流发电机。
Dealing with the calculation results of the temperature field of the motor stator, we obtain the temperature distributed diagram at not same segment, and the temperature rising the curve of any node.
通过对该电机定子温度场计算结果的后处理，得出了该电机定子运行在不同时间段里的温度分布图，以及该电机定子壳体任一节点的温升曲线。
The special microcomputer software for calculation of slot electric field is worked out with fe method, and the field distribution in stator slot winding of large generator is calculated.
采用有限单元法，编制了适用于微机系统的槽部电场计算专用软件，计算了大型发电机定子线圈槽部电场的分布。
Thus, the relationship between the rotating speed of the motor and some factors, such as the ultrasonic vibration of the stator, the fluid acoustic streaming field and the rotor radius, etc.
将声流场同电机转速联系起来，对电机转速同定子超声振动、液体声流场、转子半径等因素的关系进行了分析。
The mathematical model to analyze the hydraulic generator's end region field is proposed. The stator's end packets are included, the anisotropic and nonlinear stator iron core is considered.
为合理设计大型水轮发电机端部结构，考虑到叠层结构定子铁芯的各向异性及非线性，建立了包括定子铁芯边段在内的水轮发电机端部涡流场分析的数学模型。
The effects of structure, gap magnetic field, rotor thickness, magnetic pole Numbers of rotor and winding layers of stator of the micromotor on it's output torque are discussed in detail.
从微马达结构、气隙磁场、转子厚度、转子写入磁极数和定子绕组的层数对微马达输出力矩的影响进行了分析和讨论。
Usage: suitable for starting motor stator magnetic field flat wire winding.
用途：适用于起动电机定子磁场扁线绕组的绕线。
The related factors affecting the stator temperature field is study in use of FEM and some useful results are achieved.
采用有限元法对若干影响定子温度场的相关因素进行了数字模拟研究，得出了相应的结论。
In order to ensure the generator operating safely and the power system running without faults, it is necessary to compute and analyze the stator temperature field.
为了保证电机安全运行和电网运行的可靠性，需要分析计算大型同步发电机正常运行时的定子温度场。
The wake is mixing with the last rotor tip leakage vortex in the stator passage, leading to more substantial fluctuations in the flow field.
转子尾迹在静子通道内追赶上从前一转子叶片通道内下来的叶尖泄漏涡，二者的相互作用和掺混导致静子尖区更为复杂的二次流动。
For several given types of inlet boundary layer, a numerical investigation on flow field of bowed stator vanes under two inlet subsonic Mach Numbers was carried out.
给定不同型式的进口边界层，在两种不同亚音速条件下对一平面扩压静叶栅的弯叶片流场进行了数值模拟。
The invention provides a screw drill with a skeleton-type stator, belonging to the field of drilling tools.
本发明提出一种带有骨架式定子的螺杆钻具，属于钻井工具领域。
The paper calculates the stator 3D temperature field of a QFSN-220-2 turbogenerator when it operates on different loads, the results show the model and calculation method are correct.
计算了一台QFSN-220-2型汽轮发电机在不同运行工况下定子的三维温度场，与实测值比较，结果表明该模型以及计算方法是正确的。
Physical model and mathematical model of 3D stator temperature field were established.
建立定子三维温度场的物理模型和数学模型。
The continuous rotating magnet field is transformed into discrete step field in the torque vector control and the electromagnet torque is controlled by means of regulating the stator current.
在矩角控制过程中将连续的旋转磁场离散为步进磁场，通过控制电机定子电流实现对电磁转矩的控制。
The field of whole flow field and tangential velocity between stator and rotor were imitated based on FLUENT. The analysis in theory was replenished.
利用计算流体力学通用软件FLUENT对整体流场和定转子间隙区流场中周向流速度场进行了数值模拟，并对理论分析进行了补充。
This method is compared to the well-known direct field-oriented control (FOC) and stator flux vector control (SFVC) methods.
将该方法和著名的直接磁场定向控制(FOC)和定子磁通矢量控制(SFVC)进行比较。
The invention belongs to the field of design and manufacture of the ac motor and particularly relates to a low-loss stator punching sheet of an ac motor.
本发明属于交流电动机设计制造领域，特别涉及一种低损耗的交流电动机定子冲片。
An inductor alternator is a special kind of synchronous generator in which Both the field and the output winding are on the stator.
感应式交流发电机是一种特殊的同步发电机，其电场及输出线圈皆在整流器上。
The effects of stator and rotor eccentricity on the magnetic field distributions, cogging torque and unbalanced force were calculated in this paper by using finite element method (FEM).
采用有限元法计算分析了定子偏心与转子偏心对无刷直流电动机的气隙磁场、定位力矩及单向磁拉力的影响。
It is a policy of controllable vector in directional stator magnetic field that the MW DFIG use.
而双馈异步风力发电机采用的是定子磁场定向的矢量控制策略。
The invention relates to a field of an ac motor design and manufacture, in particular to an ac motor structure capable of eliminating stator core buckle slab external squirrel cage effect.
本发明属于交流电机设计制造领域，特别涉及一种消除定子铁心扣片外鼠笼效应的交流电动机结构。
The related factors affecting the stator temperature field is study in use of FEM and some useful resu...
采用有限元法对若干影响定子温度场的相关因素进行了数字模拟研究，得出了相应的结论。
When using universal finite element software to analyze PMSM, the relative position of stator and rotor axis is unknown, which is the precondition for load field calculation.
当采用通用有限元软件对永磁同步电动机进行分析时，存在着电机定转子轴线相对位置未知的问题，而确定这个相对位置是进行电机负载磁场计算的前提。
When using universal finite element software to analyze PMSM, the relative position of stator and rotor axis is unknown, which is the precondition for load field calculation.
当采用通用有限元软件对永磁同步电动机进行分析时，存在着电机定转子轴线相对位置未知的问题，而确定这个相对位置是进行电机负载磁场计算的前提。
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