Results 11 to 20 of about 92,024 (303)

Radial Force-Current Characteristics Analysis of Three-Pole Radial-Axial Hybrid Magnetic Bearings and Their Structure Improvement [PDF]

open access: yesEnergies, 2016
The radial stator of three-pole radial-axial hybrid magnetic bearings (HMB) has three magnetic poles and the three magnetic poles are driven by a three-phase converter, so the three-pole radial-axial HMB has the advantages of compact structure, low cost,
Jintao Ju, Huangqiu Zhu
doaj   +2 more sources

Mitigation of radial exciting force of rotary lobe pump by gradually varied gap [PDF]

open access: yesEngineering Applications of Computational Fluid Mechanics, 2018
This paper presents a new structure of a rotary lobe pump cavity with gradually varied gap to mitigate the magnitude and fluctuation of the radial exciting force on the rotor. The geometry of the rotary lobe pump cavity is specially designed, so that the
Yi-Bin Li, Dong-Sheng Guo, Xiao-Bin Li
doaj   +2 more sources

Lateral Force Acting on the Sliding Spool of Control Valve Due to Radial Flow Force and Static Pressure [PDF]

open access: yesIEEE Access, 2021
The hydraulic sliding-spool valve is a key component to control the flow rates and thus pressures in different hydraulic volumes. The lateral force on the spool is one of the important effects resulting from moving resistance.
Qianqian Lu   +3 more
doaj   +3 more sources

Geometrical factors influencing muscle force development. II. Radial forces [PDF]

open access: yesBiophysical Journal, 1980
If the subfragment-2 (S2) portion of the myosin cross-bridge to actin does not lie parallel to the myofilament axes then when a muscle fiber contracts, there will be a radial component to the cross-bridge force. When the subfragment-1 (S1) portion of the cross-bridge attaches to actin with its long axis projecting through the filament axis, the ...
Schoenberg, M.
openaire   +3 more sources

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

open access: yesFrontiers 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   +3 more
doaj   +1 more source

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

open access: yesIEEE 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

Radially anisotropic systems with r−α forces – II: radial-orbit instability [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2017
We continue to investigate the dynamics of collisionless systems of particles interacting via additive $r^{-α}$ interparticle forces. Here we focus on the dependence of the radial-orbit instability on the force exponent $α$. By means of direct $N$-body simulations we study the stability of equilibrium radially anisotropic Osipkov-Merritt spherical ...
Di Cintio, Pierfrancesco   +2 more
openaire   +3 more sources

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

open access: yesVascular 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

Saor Crimp - Eight Die 3D Printable Radial Force Tester [PDF]

open access: yes, 2023
3D printable radial force tester, developed in Lally Lab TCD. The device can be pinned directly to a Zwick uniaxial tester to perform radial force testing.
Murphy, Jack F., Guerin, Luke
core   +1 more source

Analysis and modeling of the radial force in a switched reluctance motor with sinusoidal excitations [PDF]

open access: yes, 2010
Due to its special structure, the shaft radial force and torque of three-phase 12/8 switched reluctance motors can be independently controlled by proper distribution of currents at each pole of the excited phase.
Lin, Feng-chieh; 楊勝明; Yang, Sheng-ming
core   +1 more source

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