Zobrazeno 1 - 10
of 232
pro vyhledávání: '"Huangqiu Zhu"'
Autor:
Robert Agyare Ofosu, Huangqiu Zhu
Publikováno v:
Cogent Engineering, Vol 11, Iss 1 (2024)
AbstractMost manufactured electrical cables suffer from reductions in their physical, mechanical and electrical properties. These setbacks are mainly attributed to the improper control of wire tension during the cable manufacturing process. Hence, th
Externí odkaz:
https://doaj.org/article/b720a3042daa41a0ba21aa8b1fada116
Publikováno v:
Electronics Letters, Vol 57, Iss 14, Pp 548-549 (2021)
Abstract In order to reduce the non‐linearity of radial suspension forces of the three‐pole hybrid magnetic bearing and further reduce the cost and power consumption, an AC six‐pole hybrid magnetic bearing with secondary air gaps is proposed. F
Externí odkaz:
https://doaj.org/article/c2a582ffe70b4c8795e9ed4c96ea28bb
Autor:
Gai Liu, Huangqiu Zhu
Publikováno v:
Energies, Vol 15, Iss 5, p 1610 (2022)
In order to solve the problems of the large volume and high cost of a six-pole hybrid magnetic bearing (SHMB) with displacement sensors, a displacement estimation method using a modified particle swarm optimization (MPSO) least-squares support vector
Externí odkaz:
https://doaj.org/article/92349b44353749b585e254a386aacb38
Publikováno v:
IEEE Access, Vol 6, Pp 72392-72401 (2018)
In order to reduce the speed fluctuation of bearingless permanent magnet synchronous motors (BPMSMs) and considering the effect of suspension force load on the suspension performance, a novel speed control method of the BPMSM based on flux strengthen
Externí odkaz:
https://doaj.org/article/5b20a635284e4ad7806e91453236efbd
Autor:
Weiyu Zhang, Huangqiu Zhu
Publikováno v:
Results in Physics, Vol 7, Iss , Pp 3756-3766 (2017)
Radial magnetic bearings (RMBs) are one of the most commonly used magnetic bearings. They are used widely in the field of ultra-high speed and ultra-precise numerical control machine tools, bearingless motors, high speed flywheels, artificial heart p
Externí odkaz:
https://doaj.org/article/a34a149db93147cb92a1bac34586c588
Publikováno v:
Energies, Vol 14, Iss 4, p 879 (2021)
The traditional bearingless synchronous reluctance motor (BSynRM) with salient pole rotor has some drawbacks such as high suspension force ripple, low torque density and low power factor. To overcome the above shortcomings, the permanent-magnet-assis
Externí odkaz:
https://doaj.org/article/c045670a00ae40508ee26301db20c1c6
Autor:
Huangqiu Zhu, Hui Li
Publikováno v:
Energies, Vol 8, Iss 6, Pp 4920-4942 (2015)
Bearingless permanent magnet synchronous motors (BPMSMs), with all advantages of permanent magnet motors (PMSMs) and magnetic bearings, have become an important research direction in the bearingless motor field. To realize a stable suspension for the
Externí odkaz:
https://doaj.org/article/26c7f55ab74f422399d6db22873ac117
Autor:
Huangqiu Zhu, Suming Zhu
Publikováno v:
Journal of Microwaves, Optoelectronics and Electromagnetic Applications, Vol 13, Iss 2, Pp 240-253 (2014)
An accurate mathematical model of radial suspension forces for a bearingless permanent magnet slice motor (BPMSM) is of great significance to levitate the rotor stably and to improve the control accuracy of radial suspension force. In this paper, aft
Externí odkaz:
https://doaj.org/article/34df8e71d7d841258cdf51f8f13f549b
Autor:
Yuemei Qin, Huangqiu Zhu
Publikováno v:
Advances in Mechanical Engineering, Vol 9 (2017)
To overcome the serious coupling between torque and levitation forces, increase the output torque, and improve fault tolerance performance for the bearingless brushless direct current motor, a multi-phase double-stator bearingless brushless direct cu
Externí odkaz:
https://doaj.org/article/482414d05a12490481b99e6360d61d3a
Publikováno v:
AIP Advances, Vol 7, Iss 5, Pp 056673-056673-4 (2017)
In this paper, a novel 12/10 stator/rotor pole bearingless flux-switching permanent magnet (BFSPM) motor is proposed to overcome the drawbacks of rotor permanent magnet type bearingless motors. The basic motor configuration, including motor configura
Externí odkaz:
https://doaj.org/article/49105a25075b40cab577a428a1bb527e