Based on the magnetic levitation gyroscope rotor torque feedback control model,the paper took into consideration of the ......

The challenging conditions at which gas turbine engines operate mean that careful management of component temperatures i......

In this paper,a new type of micro droplet generation system is proposed.It is composed of the drive component(the linear......

In the high-speed maglev system,accurate real-time information of the train position is essential forstable,safe and ef......

In order to improve the turbocharging process,a supersonic axial turbine stator was modelled numerically with a pulsatil......

Because the mover and stator of a doubly-fed linear motor are both equipped with three-phase windings, the motor enables......

To give an insight into the clocking effect and its influence on the wake transportation and its interaction, the unstea......

In this paper,by using the conceptions of the normal equidistant line and the cen-tripetal equidistant line of a plane ......

In this paper, the response characteristics of dry friction backward whirl of a general rotor/stator model, which accoun......

To study the influence of skewed rotors and different skew angles on the losses of squirrel cage asynchronous motors,a 5......

Blood pumps have been adopted to treat heart failure over the past decades.A novel blood pump adopting the ro-tor with s......

Numerical method was applied to the unsteady flow simulation at the mid span of a two-stage low speed compressor,and the......

Numerical investigation of the unsteady flow variability driven by rotorstator interaction in a transonic axial compress......

The primary focus of this study was to investigate a series of novel motors and pumps,based on a new type of structure c......

Experimental investigations are performed in a three-stage low-speed axial compressor with variable inlet guide vanes(IG......

A theory for multi-pump and multi-motor hydraulic systems is presented in this paper based on the analysis of the advant......

A new numerical method——a disturbance vortex method——is presented to simulate the rotor/sta-tor interaction in tarb......

Due to a large gradient of reaction, LP rotor blades remain underloaded at the root over some range of volumetric flow r......

In the present paper, fluid flow and convective heat transfer between two co-axial disks rotating independently are dea......

This work deals with the cooling of high-speed electric machines, such as motors and generators, through an air gap. It ......

The study deals with the cooling of a high-speed electric machine through an air gap with numerical and experimental met......

Experiment measurement is adapted to study the secondary flow of turbine.The subsonic stator experiment flow tunnel is s......

The resonances of parametric vibration with forced vibration is analyzed,the bifurca-tion equation of the system is obt......

Rotor vibration characteristics are first analyzed,which are that the rotor vibration of fundamental frequency will incr......

Cylindrical Ultrasonic Motor (CUSM) can be widely used in many fields such as zoom and focus system of cameras,electric ......

研究了弯曲静叶对某重复级低速轴流压气机近失速工况流场的控制作用。使用五孔探针对采用直、弯静叶的压气机在近失速工况下的第二......

This article reports a screw-driven polyhedron linear ultrasonic motor(USM) of nut-type.It is comprised of a stator,whic......

The vibration of a rotor rubbing a stator caused by an initial perturbation was studied analytically. The analytical m......

This paper deals with the experimental quantification of the unsteady effects of the interactions between rotor and sta......

With the establishment of the nonlinear coupled lateral and torsion vibration equations ofrub-impact Jeffcott rotor and......

A multi-stage axial compressor has inherently unsteady flow fields because of the following main reasons: (1) relative p......

Under the condition of high-power drive, the experimental phenomena of free stator of traveling wave ultrasonic motor t......

The Proper Orthogonal Decomposition method is applied to the instantaneous velocity field within the rotor-stator inter-......

Experimental investigations were conducted for the internal flow of the stator of the diagonal flow fan.Comer separatio......

The possibility to apply the active hub-flap control method,which is a proven rotating stall control method for a singl......

Leading edge recambering is applied to the cantilevered stator vanes in a 2-stage compressor in this paper. Differentcu......

Considering the effect of non-symmetry film force,nonlinear stiffness and nonlinear friction force,a dynamical model of ......

Based on established numerical methods and hydrodynamic performance testing facilities,CFD technique are applied to impr......

We investigated a series of novel motors and pumps with a new structure called double-stator. Double-stator can be used ......

以某单级轴流压气机为研究对象,采用气动探针对其级间及出口气动参数进行了测量,并对叶顶有/无间隙时的静子内部流场进行了全三维......

从分析磁阻开关电机的结构特点入手,详细介绍了开关磁阻电机调速系统的工作原理和运行特征,通过理论计算和试验数据结合比较,给出......

对异步电动机定子建立三维传热模型,通过有限元法对其温度场进行计算并与实验结果进行对比.在此基础上,利用该模型对定子绕组发生......

采用CFD软件Fluent数值求解大转折角涡轮静叶栅的三维流动,详细分析叶栅沿流向各截面的二次流发展及叶栅气动特性,并进行网格无关......

为了提高大型汽轮发电机温度场计算的精度,提出采用混合单元(混合坐标系)计算电机温度场的方法.根据传热学和流体力学的基本原理,......

This paper describes a modified speed-sensorless control for induction motor (IM) based on space vector pulse width modu......

Doubly-Fed Induction Generator (DFIG), with vector control applied, is widely used in Variable-Speed Constant- Frequency......

Two sets of super-synchronization speed control assemblies for two 80 MVA motor-generator units have been developed suc......

This paper introduces an integrated optical auto-focus system driven by a nut-type ultrasonic motor (USM). The system co......

A new noise reduction method for nonlinear signal based on maximum variance unfolding(MVU)is proposed.The noisy sig- nal......

It is well known that the human auditory system possesses remarkable capabilities to analyze and identify signals. There......