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Analysis of the Radial Force of a Piezoelectric Actuator with Interdigitated Spiral Electrodes [PDF]

Micromachines
The actuator is a critical component of the micromanipulator. By utilizing the properties of expansion and contraction, the piezoelectric actuator enables the manipulator to handle and grasp miniature objects during micromanipulation.
Yateng Wang, Tianxing Ren, Yuan Ren, Ruijie Gu, Yonggang Liu   +4 more
doaj   +2 more sources

Effect of Volute Geometry on Radial Force Characteristics of Centrifugal Pump during Startup [PDF]

Journal of Applied Fluid Mechanics, 2022
To research the effect of the volute geometry on the radial force characteristics of the centrifugal pump during the starting process, choosing a centrifugal pump with a head of 87m as the research object.
R. Zhou, J. Yang, H. L. Liu, L. Dong
doaj   +1 more source

Numerical and Experimental Investigation on Unsteady Flow and Hydraulic Radial Force of Low-Head Axial Flow Turbine [PDF]

Journal of Applied Fluid Mechanics, 2023
Radial force in low-head axial flow turbines (AFTs) is an influential factor in their operational stability. To explore the transient operating behavior of the radial force in low-head AFTs under different blade numbers, transient numeric computations ...
Y. Sunsheng, I. Enema Ohiemi, P. Singh, Y. Li, A. Ali, F. Osman   +5 more
doaj   +1 more source

Analytical Calculation of Temporal and Circumferential Orders of Radial Force Density Harmonics in External-Rotor and Internal-Rotor Switched Reluctance Machines

IEEE Open Journal of Industry Applications, 2021
This paper presents an analytical method to calculate the temporal and circumferential orders of the radial force density harmonics in switched reluctance machines (SRMs) without running the electromagnetic finite element analysis (FEA).
Jianbin Liang, Alan Dorneles Callegaro, Brock Howey, Berker Bilgin, Jianning Dong, Jianing Lin, Ali Emadi   +6 more
doaj   +1 more source

Vibration Enhancement or Weakening Effect Caused by Permanent Magnet Synchronous Motor Radial and Tangential Force Formed by Tooth Harmonics

Energies, 2022
This paper investigates the vibration enhancement or weakening effect caused by permanent magnet synchronous motor radial and tangential force formed by tooth harmonics.
Mingchuan Liu, Jibin Zou, Yongxiang Xu, Hua Lan, Guodong Yu   +4 more
doaj   +1 more source

Influence of Blade Wrap Angle on the Hydrodynamic Radial Force of Single Blade Centrifugal Pump

Applied Sciences, 2021
To investigate the effect of blade wrap angle on the hydrodynamic radial force of a single blade centrifugal pump, numerical simulation is conducted on the pumps with different blade wrap angles.
Linwei Tan, Yongfei Yang, Weidong Shi, Cheng Chen, Zhanshan Xie   +4 more
doaj   +1 more source

Analysis and inhibition of radial electromagnetic force in composite magnetic coupler

IET Electric Power Applications, 2023
A new inhibition method was proposed for the problem of harmonic of radial electromagnetic force during the operation of the composite magnetic coupler.
Shuang Wang, Xin Ma, Yongcun Guo, Deyong LI, Shousuo Sun, Zeyong Hu   +5 more
doaj   +1 more source

Volute clapboard and clearance of wear-ring effect on the operation characteristics of canned motor pump

Frontiers in Energy Research, 2023
Canned Motor Pump (CMP) is widely used in petroleum, chemical, electric power, aerospace engineering, and military manufacturing industries due to its good sealing performance.
Ke Cheng, Ting Jiang, Yajing He, Xiulan Wang   +3 more
doaj   +1 more source

Radial Force Density Calculation of Switched Reluctance Machines Using Reluctance Mesh-Based Magnetic Equivalent Circuit

IEEE Open Journal of the Industrial Electronics Society, 2022
Acoustic noise and vibration is one of the shortcomings of a switched reluctance machine (SRM). Harmonics of the radial force waveform in the airgap excite the stator structure at different vibration modes with specific frequencies.
Gayan Watthewaduge, Berker Bilgin
doaj   +1 more source

Analysis of mechanical properties of the stent's outflow segment during thoracic endovascular aortic repair

Vascular Investigation and Therapy, 2023
AIMS AND OBJECTIVES: To discuss the mechanical properties of stents and optimize the stents' selection scheme of overlapping segment through in vitro mechanical simulation of stent grafts.
Yu Shen, Zheng Chen, Qingsheng Lu
doaj   +1 more source