Results 61 to 70 of about 4,165,103 (293)

Improved Position Control of a Linear Reluctance Servo Drive

open access: yes, 1996
The control system improvements of a linear high anisotropy reluctance servo-drive are presented in the paper. The drive is position controlled and consists of a high thrust developing linear actuator supplied by a MOSFET converter.
DAMIANO, ALFONSO   +7 more
core   +1 more source

Energy efficiency parameters in variable speed drives [PDF]

open access: yes, 2009
The main purpose of this thesis is to measure and evaluate how accurately the current energy saving calculation in ABB’s new variable speed drive ACS850 works. The main topic of this thesis is energy-efficiency parameters. At the beginning of this thesis
Kasurinen, Jani
core   +1 more source

Energy Evaluation of Pumping Systems in a Clean Water Plant: A Study Case

open access: yesJournal of Sustainable Development of Energy, Water and Environment Systems, 2023
This paper presents a methodology based on the ISO-50001 standard to assess the energy impact of replacing standard efficiency motors with high-efficiency motors driven by variable speed drives in an industrial pumping system.
Jovani Jabid Arenas Sarmiento   +4 more
doaj   +1 more source

Analysis of Energy Use and Energy Savings: A Case Study of a Condiment Industry in India

open access: yesEnergies, 2021
Electric motors and boilers lead the industrial components which consume the largest portion of energy in an industry. This study explores the energy audit data of the condiment industry in India.
Khan Rahmat Ullah   +4 more
doaj   +1 more source

Effect of DFPP on Ferroptosis in Peripheral Blood CD14+ Monocytes of Hyperlipidemic Patients Involving the ACSL4/LPCAT3/ALOX5 Pathway

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction Hyperlipidemia is a major risk factor for atherosclerotic cardiovascular disease (ASCVD). Although statins are the cornerstone of lipid‐lowering therapy, their use may be limited in some patients by adverse effects. This study evaluated the possible impact of non‐drug treatment using double‐filtration plasmapheresis (DFPP) on CD14+
Yun Cheng   +3 more
wiley   +1 more source

Incremental Encoder Speed Acquisition Using an STM32 Microcontroller and NI ELVIS

open access: yesSensors, 2022
Precise motor control requires high accuracy of the rotor position through the incremental encoder. The speed and accuracy of the acquisition equipment (microcontroller) play an important element in terms of cost and efficiency. In this paper, the author
Adrian Augustin Pop
doaj   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

Variable Speed Drives

open access: yes, 1995
The 3 C’s Cash - Control - and Coordination based on the use of variable speed drives in the Citrus Industry is covered in this paper. Proper use of variable speed drives results in more money (CASH) from Energy Savings, Reduced Maintenance cost, and ...
Harold T. Snyder
core   +1 more source

Detection and Diagnosis of Broken Rotor Bar Based on the Analysis of Signals from a Variable Speed Drive [PDF]

open access: yes
In this paper, the diagnosis of broken rotor bar (BRB) is investigated analytically and experimentally based on induction motors (IM) with variable speed drives (VSD).
Gu, Fengshou   +3 more
core   +3 more sources

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