Results 141 to 150 of about 119,172 (315)

Electrochemical Behavior of Flame‐Sprayed Sc‐Doped AlCoCrFeMo High‐Entropy Alloy Coatings in 3.5% Sodium Chloride Solution

open access: yesAdvanced Engineering Materials, EarlyView.
Scandium (Sc)‐doped AlCoCrFeMo HEA coatings are fabricated via flame spraying with 0.1, 0.3, and 0.5 wt% Sc additions. Among these, the HEA‐Sc0.3 coating exhibits the highest corrosion resistance, indicated by a more positive corrosion potential and lower current density.
Pankaj Kumar   +7 more
wiley   +1 more source

Analysis of Electric Motor Magnetic Core Loss under Axial Mechanical Stress. [PDF]

open access: yesSensors (Basel), 2020
Kumar LA   +6 more
europepmc   +1 more source

Structurally Integrated Slotless PM Brushless Motor with Spiral Wound Laminations for Marine Thrusters

open access: yes, 2006
Rim driven thrusters with structurally integrated brushless PM motors are now an established technology with an increasing range of applications. In these thrusters, the stator of the motor is housed within the thruster duct, and the rotor forms a ring ...
Lai, Shu, Abu-Sharkh, Suleiman
core  

Molecular Dynamics Studies of Shape Memory Polymers: From Bead–Spring Models to Atomistic Simulations

open access: yesAdvanced Engineering Materials, EarlyView.
Coarse‐grained (left) and atomistic (right) models of the shape memory polymer ESTANE ETE 75DT3 are shown schematically. The two representations bridge molecular detail and mesoscopic description. Both models capture shape memory behavior, linking segmental mobility and conformational relaxation of anisotropic chains to macroscopic recovery, and ...
Fathollah Varnik
wiley   +1 more source

Variable speed drive control system as a controller for a 3-phase motor using function block diagram on zelio PLC

open access: yesJournal Geuthee of Engineering and Energy
A 3-phase electric motor is one of the key components in industrial production processes. In industrial activities, electric motors play a significant role in the production process, as almost all machines in the industry use electric motors as their ...
Budi Triyono   +3 more
doaj   +1 more source

A Sensorless PM Synchronous Motor Drive for Electric Washers

open access: yes, 2007
This paper presents a complex solution for whole speed range sensorless control of interior permanent magnet synchronous motor drives. To cover an entire speed range of IPMSM without position transducer, different sensorless techniques must be employed ...
Branislav Dobrucky   +2 more
core   +1 more source

Enhancing Bubble Removal in Geometry‐Optimized Electrodes

open access: yesAdvanced Engineering Materials, EarlyView.
3D‐printed lattice electrodes outperform stochastic foams in alkaline water electrolysis despite 20%–25% lower surface area. Straight flow channels generate Venturi‐like bubble entrainment, suppressing gas accumulation that renders foam interiors electrochemically inactive.
Florian Wiesner   +5 more
wiley   +1 more source

The effect of static electric fields on Drosophila behaviour

open access: yes, 2012
Electric fields are present in the environment and generated from natural sources, such as a thunderstorm or artificially from electrical devices and transmission lines.
Al Ghamdi, Mesfer S.   +1 more
core  

Critical Review of Direct-Drive In-Wheel Motors in Electric Vehicles

open access: yes
The primary challenge for electric vehicles in replacing oil-fueled vehicles today is their limited range, despite significant advancements in energy storage technology and alternative fuel vehicles over the past few decades. Direct-drive in-wheel motors
Litao Dai   +9 more
core   +1 more source

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