Results 21 to 30 of about 2,787,113 (251)

Magnet Shape Optimization to Reduce Pulsating Torque for a Five-Phase Permanent-Magnet Low-Speed Machine [PDF]

open access: yes, 2014
The author would like to thank S. Djebarri from the Research Institute of Naval Academy for his help with computing the machines with FEA program FEMM and F.
SCUILLER, Franck
core   +1 more source

Prediction of the electromagnetic torque in synchronous machines through Maxwell stress harmonic filter (HFT) method [PDF]

open access: yes, 2006
For the calculation of torque in synchronous motors a local method is analysed, based on the Maxwell stress theory and the filtered contributions due to the harmonics of the magnetic vector potential in the motor air-gap.
Popescu, M.
core   +1 more source

calculation

open access: yes, 2023
This program calculates urban vitality. By inputting parameter data, urban vitality can be calculated based on the calculation formula.
zhao (16977453)
core   +1 more source

Mental calculation : its place in the development of numeracy [PDF]

open access: yes, 2001
The current concerns about the standards of numeracy in primary schools, as these are manifest in different official reports (HMI, 1997; DfEE, 1998), have given a revised emphasis to mental calculation.
Maclellan, Effie
core   +4 more sources

Research on the use of modelling and computer simulation for metal mining structures in order to increase quality and safety [PDF]

open access: yesMATEC Web of Conferences, 2020
3D representations using assisted design and computer simulations allow determining the geometric characteristics of critical sections needed for analytical calculation.
Vitan Cosmin   +4 more
doaj   +1 more source

General Analytical Model of Magnet Average Eddy-Current Volume Losses for Comparison of Multi-phase PM Machines with Concentrated Winding [PDF]

open access: yes, 2014
this paper studies magnet eddy-current losses in permanent magnet (PM) machines with concentrated winding. First of all, space harmonics of magnetomotive force (MMF) and their influence on magnet losses in electrical machines are investigated.
LEGRANGER, Jerome   +2 more
core   +1 more source

Electromagnetic Design and Analysis of Axial Flux Permanent Magnet Generator With Unequal-Width PCB Winding

open access: yesIEEE Access, 2019
For the design of printed circuit board (PCB) winding, it is necessary to take into account the requirements of electromagnetic and manufacture technology of PCB winding, which directly affect the output power of the machine.
Xiaoyuan Wang   +3 more
doaj   +1 more source

Efficient analytical calculation of non-line-of-sight channel impulse response in visible light communications [PDF]

open access: yes, 2018
This study provides an analytical method to calculate the non-line-of-sight (NLoS) channel impulse response (CIR) in visible light communication (VLC) systems based on intensity modulation and direct detection (IM/DD). In this method, the NLoS channel is
Basnayaka, Dushyantha A.   +3 more
core   +1 more source

Analytical calculation of the combined suspension truss [PDF]

open access: yesMATEC Web of Conferences, 2019
An algorithm is given for obtaining the formula for the dependence of the deflection of a regular planar truss of an arched type with a suspended lower belt on the number of panels.
Kirsanov Mikhail   +2 more
doaj   +1 more source

Analytical Model of Magnet Eddy-Current Volume Losses in Multi-phase PM Machines with Concentrated Winding [PDF]

open access: yes, 2012
Thanks to IEEE. The original PDF of the article can be found at: http://ieeexplore.ieee.org/xpl/login.jsp?tp=&arnumber=6342330&url=http%3A%2F%2Fieeexplore.ieee.org%2Fxpls%2Fabs_all.jsp%3Farnumber%3D6342330 MHYGALE, project managed by VALEO-EEMthis ...
Bassel Aslan   +5 more
core   +1 more source

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