Results 51 to 60 of about 1,793,064 (408)

By dawn or dusk—how circadian timing rewrites bacterial infection outcomes

open access: yesFEBS Letters, EarlyView.
The circadian clock shapes immune function, yet its influence on infection outcomes is only beginning to be understood. This review highlights how circadian timing alters host responses to the bacterial pathogens Salmonella enterica, Listeria monocytogenes, and Streptococcus pneumoniae revealing that the effectiveness of immune defense depends not only
Devons Mo   +2 more
wiley   +1 more source

An Investigation of Parameter Dimension Reduction Optimization of PMA-Synrm

open access: yesApplied Sciences
The rotor of a permanent magnet-assisted synchronous reluctance (PMA-Synrm) motor mostly adopts the structure of a multi-layer magnetic barrier and multi-layer ferrite, which leads to the design parameters of this kind of motor increase with the increase
Zhongqi Liu, Guiyuan Zhang, Guanghui Du
doaj   +1 more source

Linearized mathematical model of synchronous motor with various methods of speed control

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2008
Various methods of synchronous motor speed control are considered. Differential equations and structures of synchronous motor being the object with various methods of control are presented.
V. A. Starikov   +2 more
doaj   +1 more source

Design and Analysis of Interior Buried Permanent Magnet Synchronous Motor for Electric Vehicle Applications

open access: yesAdvances in Electrical and Computer Engineering, 2023
In this paper, a V-shaped interior buried permanent magnet synchronous motor (VSIBPMSM) is proposed to increase the flux linkage, back emf, torque, power factor, and efficiency by reducing the leakage flux, cogging torque, ripple torque, and core ...
NANDHA KUMAR, A.   +1 more
doaj   +1 more source

Oil-Cooling Method of the Permanent Magnet Synchronous Motor for Electric Vehicle

open access: yesEnergies, 2019
The typical motor has poor heat dissipation conditions that are limited by the installation space and working environment, and the high operation temperature increase has been a bottleneck to improve the power density and torque density.
Fulai Guo, Chengning Zhang
semanticscholar   +1 more source

Failure of Delayed Feedback Deep Brain Stimulation for Intermittent Pathological Synchronization in Parkinson's Disease [PDF]

open access: yes, 2013
Suppression of excessively synchronous beta-band oscillatory activity in the brain is believed to suppress hypokinetic motor symptoms of Parkinson's disease.
Dovzhenok, Andrey   +3 more
core   +3 more sources

The role and implications of mammalian cellular circadian entrainment

open access: yesFEBS Letters, EarlyView.
At their most fundamental level, mammalian circadian rhythms occur inside every individual cell. To tell the correct time, cells must align (or ‘entrain’) their circadian rhythm to the external environment. In this review, we highlight how cells entrain to the major circadian cues of light, feeding and temperature, and the implications this has for our
Priya Crosby
wiley   +1 more source

A fuzzy logic controller to line starting performance synchronous motor for a crane system using vector control [PDF]

open access: yes, 2016
This paper presents the design process of a synchronous motor of crane system using vector control of line starting [1]. The preliminary design is d-q model armature rotor line start synchronous motor with vector control for decreasing a starting current
Ahmad, R.   +3 more
core  

Direct torque control for dual three-phase induction motor drives [PDF]

open access: yes, 2004
A direct torque control (DTC) strategy for dual three-phase induction motor drives is discussed in this paper. The induction machine has two sets of stator three-phase windings spatially shifted by 30 electrical degrees.
Bojoi, R.   +4 more
core   +1 more source

Molecular bases of circadian magnesium rhythms across eukaryotes

open access: yesFEBS Letters, EarlyView.
Circadian rhythms in intracellular [Mg2+] exist across eukaryotic kingdoms. Central roles for Mg2+ in metabolism suggest that Mg2+ rhythms could regulate daily cellular energy and metabolism. In this Perspective paper, we propose that ancestral prokaryotic transport proteins could be responsible for mediating Mg2+ rhythms and posit a feedback model ...
Helen K. Feord, Gerben van Ooijen
wiley   +1 more source

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