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   Articles with "dual rotor" as a keyword



Modeling, simulation, and equilibrium analysis of tethered coaxial dual-rotor ocean current turbines

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recommendations! Published in 2021 at "Energy Conversion and Management"

DOI: 10.1016/j.enconman.2021.113929

Abstract: Abstract Tethered multirotor axial flow turbines have been proposed to overcome the many challenges associated with extracting ocean current energy where deep waters render seabed mounting strategies infeasible. However, flexible systems are inherently more susceptible… read more here.

Keywords: dual rotor; tethered coaxial; turbine; ocean current ... See more keywords
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Experimental analysis of dual-rotor-support-casing system with blade-casing rubbing

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recommendations! Published in 2021 at "Engineering Failure Analysis"

DOI: 10.1016/j.engfailanal.2021.105306

Abstract: Abstract Vibration features of inner rotor and casing of a dual-rotor-support-casing (DRSC) system with rubbing existing between blade and casing are analyzed in this work. First, an improved model for analyzing rubbing between blade and… read more here.

Keywords: rotor; dual rotor; system; casing rubbing ... See more keywords

Nonlinear response analysis for a dual-rotor system supported by ball bearing

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recommendations! Published in 2021 at "International Journal of Non-linear Mechanics"

DOI: 10.1016/j.ijnonlinmec.2020.103627

Abstract: Abstract Rolling element bearings are used as main supports and are key sources of vibrations for aero-engine rotor systems. Mainly including the inner and outer rings, cages, and balls or rollers, the complicated mechanical structures… read more here.

Keywords: dual rotor; rotor system; system; ball bearing ... See more keywords

Engineering a Viscosity-Gated Dual-Rotor Probe for Comprehensive Mapping of Lipid Droplet Heterogeneity.

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recommendations! Published in 2025 at "ACS sensors"

DOI: 10.1021/acssensors.5c02223

Abstract: Small, metabolically active lipid droplets (LDs) with elevated core viscosity play pivotal roles in lipid metabolism and disease yet remain underexplored due to their transient nature and the limitations of conventional probes. Here, we report… read more here.

Keywords: gated dual; dual rotor; viscosity gated; rotor ... See more keywords

Investigation of a staggered dual-rotor wound field synchronous motor for offshore wind turbine full-scale testing platforms

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recommendations! Published in 2025 at "Scientific Reports"

DOI: 10.1038/s41598-025-13791-w

Abstract: The development of high-fidelity testing platforms for offshore wind turbines necessitates drag motors capable of emulating complex marine operating conditions while maintaining ultralow torque ripple. This paper proposes a staggered dual-rotor wound field synchronous drag… read more here.

Keywords: testing platforms; dual rotor; staggered dual; rotor wound ... See more keywords

Aerodynamics and CFD analysis of equal size dual-rotor wind turbine

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recommendations! Published in 2017 at "Journal of Renewable and Sustainable Energy"

DOI: 10.1063/1.4999500

Abstract: The linear momentum theory is used to analyze the power-extraction capability of dual-rotor wind turbines with equal-size rotors. The rotors of a dual-rotor wind turbine are modeled as two separate actuator disks. The stream tube… read more here.

Keywords: rotor; dual rotor; wind turbine; rotor wind ... See more keywords

Nonlinear Dynamics and Magnetic Field Modeling in a Force-Balanced Dual-Rotor Mechanical Antenna for Compact Low-Frequency Transmitters

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recommendations! Published in 2025 at "IEEE Antennas and Wireless Propagation Letters"

DOI: 10.1109/lawp.2025.3605840

Abstract: This letter demonstrates a dual-rotor magnetic pendulum antenna achieving record 1.61 fT magnetic field strength at 1 km through synchronized 88 Hz operation. Our approach integrates static magnetic force balance with virtual-charge-based modeling of nonuniform… read more here.

Keywords: field; dual rotor; force; rotor ... See more keywords

Analysis of AC Losses in Flat-Wire Windings of Dual-Rotor Axial-Flux PM Machines With Segmented Stators

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recommendations! Published in 2024 at "IEEE Transactions on Applied Superconductivity"

DOI: 10.1109/tasc.2024.3450901

Abstract: This paper investigates the distribution patterns and influencing factors of AC losses in the flat-wire windings of an axial-flux permanent magnet machine (AFPMM) with dual rotor and segmented stators (DRSS). Firstly, several two- and three-dimensional… read more here.

Keywords: flat wire; dual rotor; wire windings; losses flat ... See more keywords

Magnetic-Coupling Characteristics Investigation of a Dual-Rotor Fault-Tolerant PMSM

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recommendations! Published in 2018 at "IEEE Transactions on Energy Conversion"

DOI: 10.1109/tec.2017.2747519

Abstract: A five-phase dual-rotor permanent-magnet synchronous motor (PMSM) used for electric vehicles is investigated in this paper. The dual-rotor PMSM consists of an inner motor and an outer motor, which share a common stator yoke. The… read more here.

Keywords: dual rotor; magnetic coupling; fault tolerant; pmsm ... See more keywords
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Analysis and Design Considerations of a Dual-Rotor Multiple-Winding Machine

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recommendations! Published in 2022 at "IEEE Transactions on Industrial Electronics"

DOI: 10.1109/tie.2021.3114736

Abstract: In this article, a novel dual-rotor multiple-winding machine (DRMWM) is proposed for the continuous variable transmission (CVT) in hybrid electric vehicles (HEVs). First, a mathematical model of the proposed machine is constructed by using the… read more here.

Keywords: dual rotor; machine; harmonics; rotor multiple ... See more keywords

A Dual-Rotor Axial-Flux PM Motor With Equidirectional Toroidal Winding and 3-Slot/4-Pole Unit Block for Torque Density Improvement

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recommendations! Published in 2024 at "IEEE Transactions on Industrial Electronics"

DOI: 10.1109/tie.2024.3384524

Abstract: In this article, a dual-rotor axial-flux permanent magnet motor (AFPMM) with equidirectional toroidal winding and 3-slot/4-pole (ETW-3S4P) unit block is proposed to improve the torque density. The advantages of the proposed motor in improving the… read more here.

Keywords: torque density; motor; slot pole; dual rotor ... See more keywords