Results 111 to 120 of about 60,784 (356)

Air inlet/outlet arrangement for rotor cooling application of axial flux PM machines [PDF]

open access: yes, 2018
The maximum power and torque of a Permanent Magnet (PM) machine may be limited by its magnets’ temperature. An operational temperature above the magnets’ threshold may cause demagnetization, particularly under abnormal conditions.
Blundell, Mike   +5 more
core   +1 more source

Transfer Printing and Reconfiguration of Soft Electronics Using Digital Microfluidics and Laser Machining

open access: yesAdvanced Functional Materials, EarlyView.
This paper presents a digital microfluidics‐based technique for transferring and reconfiguring soft nanomembranes. Laser‐machined nanothin membranes are picked up, transported, and aligned via tailored surface tension and the actuation of water droplets, enabling the development of flexible electronics, the integration of functional materials on 3D ...
Quang Anh Nguyen   +15 more
wiley   +1 more source

Design and Optimization of Permanent Magnet Flux-Switching Generator Arrangement Spoke by Taguchi Method for Direct-Drive Wind Turbines [PDF]

open access: yesAUT Journal of Electrical Engineering
Due to the unique structure of Permanent Magnet Flux Switching Generators (PMFSG), which involves the interaction of permanent stator magnets and rotor teeth, the generated cogging torque is higher compared to that of other permanent magnet machines ...
Pouria Nadri, Mohammad Reza Besmi
doaj   +1 more source

Evaluation of the magnetization direction effects on ferrite PM brushless fractional machines [PDF]

open access: yes, 2012
Permanent magnets are frequently adopted in small brushless machines for automotive applications. Normally anisotropic ferrites, but some research on bonded magnets is being carried on.
Ferraris, Luca   +3 more
core   +1 more source

Computational Modeling Meets 3D Bioprinting: Emerging Synergies in Cardiovascular Disease Modeling

open access: yesAdvanced Healthcare Materials, EarlyView.
Emerging advances in three‐dimensional bioprinting and computational modeling are reshaping cardiovascular (CV) research by enabling more realistic, patient‐specific tissue platforms. This review surveys cutting‐edge approaches that merge biomimetic CV constructs with computational simulations to overcome the limitations of traditional models, improve ...
Tanmay Mukherjee   +7 more
wiley   +1 more source

Cogging Torque Reduction Techniques in Axial Flux Permanent Magnet Machines: A Review

open access: yesEnergies
Axial flux permanent magnet machines have garnered significant attention in recent years due to their numerous advantages in various applications, including electric vehicles, wind turbines, and robotics.
Franjo Pranjić, Peter Virtič
doaj   +1 more source

Establishing the Relative Merits of Interior and Spoke-Type Permanent-Magnet Machines With Ferrite or NdFeB Through Systematic Design Optimization [PDF]

open access: yes, 2015
In this paper, a multiobjective design optimization method combining design-of-experiments techniques and differential-evolution algorithms is presented.
Demerdash, Nabeel   +3 more
core   +2 more sources

The Floor‐Ceiling‐Chip, or 2 × 2D = Pseudo‐3D—Approaching 3D Cell Morphology and Organization between Two Opposing 2D Substrates with Cell‐Adhesive Protein Micropatterns

open access: yesAdvanced Healthcare Materials, EarlyView.
Here, we present a novel 3D cell patterning and culture platform. The “Floor‐Ceiling‐Chip” (FC‐Chip) consists of two opposing track‐etched membranes, creating a pseudo‐3D microenvironment for the cells in between. By providing the membranes with micropatterned cell‐adhesive islands of varying geometries and sizes, the FC‐Chip enables control over cell ...
Urandelger Tuvshindorj   +10 more
wiley   +1 more source

Analytical Calculation of Magnetic Field Distribution and Stator Iron Losses for Surface-Mounted Permanent Magnet Synchronous Machines

open access: yesEnergies, 2017
Permanent-magnet synchronous machines (PMSMs) are widely used in electric vehicles owing to many advantages, such as high power density, high efficiency, etc.
Zhen Tian, Chengning Zhang, Shuo Zhang
doaj   +1 more source

A general framework for the analysis and design of tubular linear permanent magnet machines [PDF]

open access: yes, 1999
A general framework for the analysis and design of a class of tubular linear permanent magnet machines is described. The open-circuit and armature reaction magnetic field distributions are established analytically in terms of a magnetic vector potential ...
Howe, D., Jewell, G.W., Wang, J.B.
core   +1 more source

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