Results 21 to 30 of about 2,069 (161)

Differential mode noise modelling and analysis through high‐frequency equivalent circuit of a single‐phase inverter

open access: yesIET Power Electronics, Volume 15, Issue 15, Page 1675-1686, 25 November 2022., 2022
Abstract This paper proposes the prediction method of differential mode noise transmitted to the input power of a single‐phase inverter in a high‐frequency model. A high‐frequency equivalent circuit considering the parasitic impedance is proposed. This paper presents a method to measure the parasitic impedance included in the DC link capacitor and ...
Woojung Kim   +3 more
wiley   +1 more source

Analytical model of a dual‐stator spoke‐type permanent magnet synchronous machines accounting for tooth‐tips

open access: yesIET Electric Power Applications, Volume 16, Issue 10, Page 1117-1134, October 2022., 2022
Abstract This paper presents an analytical model of a dual‐stator spoke‐type permanent magnet (DSSTPM) synchronous machines accounting for tooth‐tips. Based on the two‐dimensional (2‐D) subdomain technique, the field domain of DSSTPM machine is divided into seven sub‐regions, that is, permanent magnet (PM), outer/inner air gaps, slots and slot openings.
Minchen Zhu   +5 more
wiley   +1 more source

A framework for statistical design of a brushless DC motor considering efficiency maximisation

open access: yesIET Electric Power Applications, Volume 16, Issue 3, Page 407-420, March 2022., 2022
Abstract In this study, a framework for statistical design of a brushless DC (BLDC) motor is proposed in order to maximise yield while keeping efficiency as high as possible and the non‐linear constraints, that is, limitations of flux density, current density and physical dimensions, satisfied. The proposed yield maximisation method has two major steps:
Sayed Alireza Sadrossadat, Omid Rahmani
wiley   +1 more source

An improved quantitative assessment method on hazardous interference of power lines to the signal cable in high‐speed railway

open access: yesIET Electrical Systems in Transportation, Volume 12, Issue 1, Page 65-78, March 2022., 2022
Abstract High‐speed railway (HSR) presents the characteristics of a heavy load, large traction current, and ballastless track‐bed. As the 'neural network' of the signalling system, the line‐side signal cable may threaten both human safety and control information transmission for an HSR operation when interfered with by a strong traction current.
Chang Liu   +4 more
wiley   +1 more source

Simulation of the Electrostatic Distribution in the Proximity Focusing Structure of an EBCMOS

open access: yesIEEE Photonics Journal, 2020
The electrostatic distribution of an electron bombarded CMOS (EBCMOS) was simulated by Ansoft Maxwell 3D software. Specifically, we studied how the electrostatic distribution was affected by the structure of a back-side bombarded CMOS (BSB-CMOS) and the ...
Wei Wang   +4 more
doaj   +1 more source

Energy harvesting approach for trackside health monitoring devices in railroads

open access: yesIET Electric Power Applications, Volume 16, Issue 1, Page 100-111, January 2022., 2022
Abstract Design, modelling, simulation and lab test of a trackside electromagnetic energy harvesting (TEEH) approach for an AC electrified railway is provided in this study. By collecting the electromagnetic energy inspired from track current, an alternative energy source along the trackside can be achieved, which is not sensitive to weather and ...
Jimin Zhang   +3 more
wiley   +1 more source

Coaxial Atomic Force Microscope Tweezers [PDF]

open access: yes, 2010
We demonstrate coaxial atomic force microscope (AFM) tweezers that can trap and place small objects using dielectrophoresis (DEP). An attractive force is generated at the tip of a coaxial AFM probe by applying a radio frequency voltage between the center
Aguilar, J. A.   +2 more
core   +2 more sources

Analysis and optimization of speed regulation ability with field weakening of the stator hybrid laminated remanufactured motor

open access: yesIET Electric Power Applications, Volume 16, Issue 1, Page 112-125, January 2022., 2022
Abstract To improve the efficiency, a 13 kW used vehicle permanent magnet synchronous motor was remanufactured, whose stator core was replaced by a combination of amorphous alloy laminations and silicon steel laminations. But the speed regulation ability with field weakening of the remanufactured motor limits its development towards high speed ...
Shouxu Song, Yan Xia
wiley   +1 more source

Modified Multiverse Optimizer Selective Harmonic Elimination for Five‐Level Modified Packed U‐Cells Inverter and Analysis of Motor Torque Ripple Suppression

open access: yesMathematical Problems in Engineering, Volume 2022, Issue 1, 2022., 2022
A selective harmonic elimination method of modified packed u‐cells (MPUC) inverter fed induction motor built on modified multiverse optimizer (MMVO) algorithm is put forward. The proposed method adopts the MMVO algorithm to search the optimal solution in the SHEPWM equations through the two processes of exploring the optimal solution distribution and ...
Guohua Li   +3 more
wiley   +1 more source

The Optimization Simulation of Pulsed Magnetic Field Coil Based on Ansoft Maxwell

open access: yesDEStech Transactions on Computer Science and Engineering, 2018
In order to study how a pulsed magnetic field emission coil produces a stronger magnetic field under the same excitation source, this paper makes a detailed analysis of A method, at the same time, the Ansoft Maxwell finite element simulation software is used to simulate irregular circular and triangular pulsed magnetic field emission coil.
Yang JU   +4 more
openaire   +2 more sources

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