Zobrazeno 1 - 10
of 1 132
pro vyhledávání: '"Zi‐Qiang Zhu"'
Autor:
Gang Duan, Ya‐Fei Lu, Hong‐Liang Chen, Zi‐Qiang Zhu, Shuo Yang, Yun‐Qing Wang, Jian‐Qiang Wang, Xing‐Hai Jia
Publikováno v:
Kaohsiung Journal of Medical Sciences, Vol 40, Iss 7, Pp 621-630 (2024)
Abstract Suitable biomaterials with seed cells have promising potential to repair bone defects. However, bone marrow mesenchymal stem cells (BMSCs), one of the most common seed cells used in tissue engineering, cannot differentiate efficiently and ac
Externí odkaz:
https://doaj.org/article/59f14ea7e5da49b79b1f50b4b6698923
Publikováno v:
IEEE Access, Vol 12, Pp 89599-89612 (2024)
This paper systematically investigates the effect of multi-tooth numbers on electromagnetic performances of conventional and consequent-pole (CP) vernier permanent magnet (PM) synchronous machines (VPMSMs), including average torque, overload capabili
Externí odkaz:
https://doaj.org/article/c60e5c535e0c46e0ade6b1bda465d37e
Autor:
Isaac Rudden, Peng Wang, Henghui Li, Guang-Jin Li, Zi-Qiang Zhu, Alexander Duke, Richard Clark
Publikováno v:
IEEE Access, Vol 12, Pp 84680-84690 (2024)
This paper presents a novel method for addressing the challenge of dq-transformation in fractional-slot machines with star-delta connected concentrated windings. These machines have no neutral point, preventing direct measurement of mutual inductance
Externí odkaz:
https://doaj.org/article/821814543bdf46cda51b4eca2be14bd0
Publikováno v:
IEEE Access, Vol 12, Pp 65386-65402 (2024)
Uncertainty is a key issue in thermal analysis and management for permanent magnet (PM) synchronous machines (PMSMs) and always occurs in both conduction and convection heat transfers. However, this issue has not been evaluated thoroughly. Therefore,
Externí odkaz:
https://doaj.org/article/f4ee157d0bea4975ba91a55cb2bbaa60
Publikováno v:
IET Electric Power Applications, Vol 17, Iss 8, Pp 1111-1121 (2023)
Abstract A general analytical model is developed in a concise block matrix form for surface‐mounted permanent magnet (SPM) machines with series‐parallel coil connections under inter‐turn short circuit (ITSC) fault. In the model, branch currents
Externí odkaz:
https://doaj.org/article/a4c8896c8e09407cac99f9fb221ae1db
Publikováno v:
Energies, Vol 17, Iss 12, p 2958 (2024)
This paper investigates the use of fractional-slot concentrated windings (FSCWs) in large-scale (MW level) offshore wind generators. It focuses specifically on a power rating of 3 MW and uses an existing direct-drive synchronous PM machine (DD-SPM) w
Externí odkaz:
https://doaj.org/article/af06ff855af3459bafbabc1e9e63beb1
Autor:
Ji Qi, Zi‐Qiang Zhu, Geraint Wyn Jewell, Luocheng Yan, Chengwei Gan, Yuan Ren, Simon Brockway, Chris Hilton
Publikováno v:
IET Electric Power Applications, Vol 17, Iss 5, Pp 628-655 (2023)
Abstract The influences of slot/pole number combinations on electromagnetic performances, including flux linkage, inductance, and torque ripple harmonic components etc., resulting from unbalanced characteristics between north and south poles in conce
Externí odkaz:
https://doaj.org/article/96bc2c82383447e6a51caf34cd57f0bd
Autor:
Ya‐zhong Zhang, Yan Lin, Chao Li, Xi‐jun Yue, Gao‐yu Li, Bin Wang, Yun‐qing Wang, Zi‐qiang Zhu
Publikováno v:
Orthopaedic Surgery, Vol 14, Iss 4, Pp 686-693 (2022)
Objective To investigate the efficacies of Femoral Neck System (FNS) and the three cannulated screws fixation (3CS) as therapeutic options for femoral neck fractures. Method This was a retrospective study involving 69 patients (26 males and 43 female
Externí odkaz:
https://doaj.org/article/e268d64bfcfe4886b710fbc0cecb50c4
Autor:
Dileep Kumar Kana Padinharu, Guang-Jin Li, Zi-Qiang Zhu, Richard Clark, Arwyn Thomas, Ziad Azar, Alexander Duke
Publikováno v:
IEEE Access, Vol 10, Pp 20652-20668 (2022)
Permanent magnet Vernier (PM-V) machines, at low power levels (few kWs), have shown a great potential to improve the torque density of existing direct-drive PM machines without much compromising on efficiency or making the machine structure more comp
Externí odkaz:
https://doaj.org/article/bd79fc373502425cb570c59cf4a06811
Publikováno v:
IEEE Access, Vol 10, Pp 49934-49955 (2022)
In this paper, the effects of end-winding on electromagnetic performance of surface mounted permanent magnet machines (SPMMs) (including vernier machines) with different slot/pole number combinations and winding configurations are analyzed and compar
Externí odkaz:
https://doaj.org/article/7ae239f25ca04231bbf6cf1d46f47225