Results 91 to 100 of about 27,096 (210)

Emergency braking for free piston energy converters [PDF]

open access: yes, 2005
Free piston energy converters are a potential technology for future hybrid vehicles, as well as stationary power generation applications. A candidate 2-stroke system comprises of two opposing combustion chambers with a common piston rod, and integrated ...
Bingham, Chris   +4 more
core   +1 more source

Analytical and numerical computation of air-gap magnetic fields in brushless motors with surface permanent magnets [PDF]

open access: yes, 2000
This paper extends the theory of the air-gap magnetic field in permanent-magnet (PM) brushless motors. Scalar and vector potential solutions to the field equations are brought together to unify many of the important practical methods already in use.
Davies, J.H.   +4 more
core   +1 more source

In-Depth Exploration of Design and Analysis for PM-Assisted Synchronous Reluctance Machines: Implications for Light Electric Vehicles

open access: yesMachines
In electric or hybrid vehicles’ propulsion systems, Permanent Magnet-Assisted Synchronous Reluctance Machines represent a viable alternative to Permanent Magnet Synchronous Machines.
Cristina Adăscăliței   +3 more
doaj   +1 more source

Transient Simulation of a Permanent Magnet Synchronous Motor utilizing V/f control aligned with the Park transform

open access: yesDiyala Journal of Engineering Sciences
Permanent magnet synchronous motors are widely used in industrial laboratories due to their high starting torque and efficiency compared to static induction machines.
Mohammed S. Hasan   +2 more
doaj   +1 more source

Optimal Design of IPM Motors With Different Cooling Systems and Winding Configurations [PDF]

open access: yes, 2016
Performance improvement of permanent magnet (PM) motors through optimization techniques has been widely investigated in the literature. Oftentimes the practice of design optimization leads to derivation/interpretation of optimal scaling rules of PM ...
Demerdash, Nabeel   +3 more
core   +1 more source

Extending the range of dual-zone permanent magnet synchronous motor control

open access: yesVestnik MGTU
Achieving a twofold increase in the rotation speed of a permanent magnet synchronous motor while maintaining its power characteristics at the original level permits to increase the productivity and quality of material processing on metal-cutting machines.
Davydov A. E.   +2 more
doaj   +1 more source

A quantitative comparison between BLDC, PMSM, brushed DC and stepping motor technologies [PDF]

open access: yes, 2016
Brushless DC machines (BLDC), Permanent Magnet Synchronous Machines (PMSM), Stepping Motors and Brushed DC machines (BDC) usage is ubiquitous in the power range below 1,5kW. There is a lot of common knowledge on these technologies.
De Viaene, Jasper   +4 more
core   +2 more sources

Magnet Synchronous Machine of Mine Belt Conveyor Gearless Drum-Motor

open access: yesE3S Web of Conferences, 2018
In the recent decades there has been a tendency for simplifying gears construction, furthermore a lot of manufacturers design gearless electric drives for traction and power mechanisms.
Semykina Irina, Tarnetskaya Alexandra
doaj   +1 more source

Roles of coercivity and remanent flux density of permanent magnet in interior permanent magnet synchronous motor (IPMSM) performance for electric vehicle applications

open access: yesAIP Advances, 2018
We used four rotor topologies of an interior permanent magnet synchronous motor (IPMSM) to investigate the effects of remanent flux density (Br) and coercivity (Hc) of permanent magnet on motor performance.
Hoyun Won   +3 more
doaj   +1 more source

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