Results 81 to 90 of about 2,498,380 (297)

Electric drive of elevators for borehole geophysical survey complex

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов, 2019
Relevance of the research is caused by the necessity of developing an elevator induction motor electric drive for borehole geophysical survey complexes.
Aleksandr Chernishev   +2 more
doaj   +2 more sources

Speed Estimation of Induction Motor Using Model Reference Adaptive System with Kalman Filter

open access: yesAdvances in Electrical and Electronic Engineering, 2013
The paper deals with a speed estimation of the induction motor using observer with Model Reference Adaptive System and Kalman Filter. For simulation, Hardware in Loop Simulation method is used.
Pavel Brandstetter, Marek Dobrovsky
doaj   +1 more source

Investigating transcription factor dynamics in health and disease using FRAP

open access: yesFEBS Letters, EarlyView.
FRAP analysis of GFP‐tagged transcription factors reveals how molecular mobility and target engagement change in response to drug treatment. By combining live‐cell imaging, quantitative model fitting, and statistical analysis, this approach uncovers transcription factor dynamics linked to disease mechanisms, providing a powerful framework for ...
Kannan Govindaraj   +3 more
wiley   +1 more source

DUAL THREE-PHASE ADJUSTABLE SPEED DRIVE WITH SYNCHRONIZED SPACE-VECTOR MODULATION

open access: yesProblems of the Regional Energetics, 2008
Split-phase symmetrical motor drive on the base of two voltage source inverters, controlled by algorithms of synchronized pulse width modulation (PWM), has been investigated.
Oleschuk V.I.   +3 more
doaj  

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

Efficiency Control of Single Phase Induction Motor Drive

open access: yes, 2011
Single-phase induction motors are widely used in home appliances and industrial control. The multispeed operation and multipurpose operation are provided by controlling the speed of these motors.
Markadeh, Gh. R. Arab   +3 more
core  

Performance Analysis of a Nine-Phase Squirrel Cage Induction Motor under Faulty Conditions

open access: yesEngineering Proceedings
This paper evaluates the performance of an inverter-fed nine-phase squirrel cage induction motor (SCIM) under faulty conditions. The induction motor’s stator core of the conventional National Electrical Manufacturers Association (NEMA) frame size of 90L ...
Mpho Glen Maeko, Mbika Muteba
doaj   +1 more source

Structure‐forward targeting of claudins with synthetic binders

open access: yesFEBS Letters, EarlyView.
Claudins form the paracellular barriers between epithelial and endothelial tissues at tight junctions and are targets for molecular binders with the goal of modulating barrier permeability. Claudin‐binding molecules are relevant in drug delivery or in altering claudin interactions with disease‐causing proteins.
Alex J. Vecchio
wiley   +1 more source

MATHEMATICAL DRIVING MODEL OF THREE PHASE INDUCTION MOTORS IN STATIONARY COORDINATE FRAME

open access: yesDiyala Journal of Engineering Sciences, 2015
In this paper mathematical analysis for a design three-phase induction motor. Three phase AC induction motors is popular in manufacturing for many reasons. It is quite simple and minimum costs are favorable. It does not have brushes and requires minimum
Ahmed Ibrahim jaber
doaj  

Optimization of the control loops of the variable frequency induction motor drive of the flame reactor feed screw

open access: yesEAI Endorsed Transactions on Energy Web, 2017
In the paper the optimization of the control loops of the variable frequency induction motor drive for the feed screw of a flame reactor has been carried out to obtain required dynamic characteristics of the electric drive for known parameters of the ...
Yu.N. Dementyev   +4 more
doaj   +1 more source

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