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Wyszukujesz frazę "Fan, Chenyang" wg kryterium: Autor


Wyświetlanie 1-2 z 2
Tytuł:
Armature MMF and electromagnetic performance analysis of dual three-phase 10-pole/24-slot permanent magnet synchronous machine
Autorzy:
Chen, Zhenfei
Xing, Ning
Ma, Hongzhong
Li, Zhixin
Li, Jiayu
Fan, Chenyang
Powiązania:
https://bibliotekanauki.pl/articles/2202550.pdf
Data publikacji:
2023
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
dual three-phase winding
fractional-slot
concentrated winding
permanent magnet synchronous machines (SCW-PMSMs)
MMF harmonic analysis
space harmonics
magnet eddy-current loss (ECL)
SVPWM voltage supply
Opis:
Fractional-slot concentrated-winding permanent magnet synchronous machines (FSCW-PMSMs) have a good prospect of application in the drive system of electric and hybrid electric vehicles. However, the armature magnetomotive force (MMF) of FSCWPMSM contains a large number of space harmonics, which induce large magnet eddycurrent loss (ECL). To solve this problem, a dual three-phase 10-pole and 24-slot winding layout is proposed.MMFharmonic analysis shows that the 1st, 7th and 17th space-harmonic winding factors of the proposed winding can be reduced by 100%, 87% and 87% respectively, compared with a dual three-phase 10-pole and 12-slot winding. Electromagnetic performances of the proposed machine under rated sinusoidal current supply and space vector pulse-width-modulated (SVPWM) voltage supply are investigated based on 2D finite-element analysis. It is shown that the proposed machine can meet the requirement of torque and efficiency in the full speed range. Especially, magnet ECL can be reduced greatly due to the reduction of the 7th and 17th space harmonics.
Źródło:
Archives of Electrical Engineering; 2023, 72, 1; 189--210
1427-4221
2300-2506
Pojawia się w:
Archives of Electrical Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Improving recovery efficiency for pyrite from high sulfur gangue by collaborating vibration energy in fluidized bed
Autorzy:
Zhou, Chenyang
Fan, Xuchen
Dong, Liang
Duan, Chenlong
Zhao, Yuemin
Powiązania:
https://bibliotekanauki.pl/articles/110615.pdf
Data publikacji:
2019
Wydawca:
Politechnika Wrocławska. Oficyna Wydawnicza Politechniki Wrocławskiej
Tematy:
vibrated fluidized bed
pyrite recovery
density segregation
high sulfur gangue
dry beneficiation
Opis:
It is of great significance for economic development and environment protection to recover pyrite from high sulfur gangue in China. Due to problem of global water shortage, it is urgent to explore more efficient separation methods without consuming water in mineral processing field. This study has proposed an innovative method for pyrite recovery using vibration fluidized bed based on particle density difference. Detailed separation results depicted that sulfur content of -6+3 mm, -3+1 mm and -1+0.5 mm samples increased to ca. 37%, 33% and 27%. The highest comprehensive recovery rate reached ca. 72%. Compared with recent wet methods, separation results indicated that it was satisfied for pyrite recovery using vibrated fluidized bed. Thus, it is a feasible way for pyrite recovery from high sulfur gangue through the dry method of fluidized bed by collaborating vibration energy.
Źródło:
Physicochemical Problems of Mineral Processing; 2019, 55, 1; 70-81
1643-1049
2084-4735
Pojawia się w:
Physicochemical Problems of Mineral Processing
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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