Results 51 to 60 of about 199,064 (349)

Five-Axis Machine Tool Condition Monitoring Using dSPACE Real-Time System [PDF]

open access: yes, 2012
This paper presents the design, development and SIMULINK implementation of the lumped parameter model of C-axis drive from GEISS five-axis CNC machine tool.
Fletcher, Simon   +4 more
core   +1 more source

Comparison between Three Phase and Five Phase Induction Motor by using Converter [PDF]

open access: yes, 2015
Multiphase variable speed drives are becoming strong contenders for various applications. Industries have accepted the multilevel voltage source inverters (VSIs) and converters technologies in three-phase systems.
, Shraddha R Vinchurkar, Prasanna A.Pothi
core   +2 more sources

Optimization of PI Controller Parameters by GWO Algorithm for Five-Phase Asynchronous Motor

open access: yesEnergies, 2023
Operation at low speed and high torque can lead to the generation of strong ripples in the speed, which can deteriorate the system. To reduce the speed oscillations when operating a five-phase asynchronous motor at low speed, in this article, we propose ...
Malika Fodil   +8 more
doaj   +1 more source

Vector Control Technology of Five‐Phase Induction Motor without Speed Sensor Based on Speed‐Adaptive Full‐Order Observer

open access: yesIEEJ TRANSACTIONS ON ELECTRICAL AND ELECTRONIC ENGINEERING, 2023
The five‐phase induction motor, being the most elementary form of multiphase induction motors, boasts low noise, low torque fluctuations, and high load‐bearing capacity, and is hence suitably employed in domains where high power and reliability are ...
Xiangyu Luo   +3 more
semanticscholar   +1 more source

A Comparison of Symmetrical and Asymmetrical Three-Phase H-Bridge Multilevel Inverter for DTC Induction Motor Drives

open access: yes, 2011
International audienceEarlier studies have pointed out the limitations of conventional inverters, especially in high-voltage and high-power applications.
Benbouzid, Mohamed   +3 more
core   +3 more sources

Energy-efficient motors [PDF]

open access: yes, 2008
The use of a copper-squirrel cage in induction motors has been analyzed testing a prototype rated 1.1 kW and comparing the performances with a twin machine with an aluminum cage. The comparison has been made using torque, efficiency, starting torque, and
Boglietti, Aldo   +3 more
core   +1 more source

Patient‐Level Barriers and Facilitators to Inpatient Physical Therapy in Adolescents and Young Adults With a Hematological Malignancy: A Qualitative Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Despite their increased risk for functional impairment resulting from cancer and its treatments, few adolescents and young adults (AYAs) with a hematological malignancy receive the recommended or therapeutic dose of exercise per week during inpatient hospitalizations.
Jennifer A. Kelleher   +8 more
wiley   +1 more source

Desain Pengontrolan Starting Motor Induksi Tiga Phasa Berkapasitas 2.5 MW dengan Menggunakan Auto Transformator [PDF]

open access: yes, 2016
Three phase induction motor is very widely used as a driving force in the industry because manyhave the advantage, but there are also disadvantages. Advantages of three phase induction motorthat is strong and sturdy, cheap and reliable, high efficiency ...
Marpaung, N. L. (Noveri)   +1 more
core  

Exercise Interventions in Children, Adolescents and Young Adults With Paediatric Bone Tumours—A Systematic Review

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Bone tumours present significant challenges for affected patients, as multimodal therapy often leads to prolonged physical limitations. This is particularly critical during childhood and adolescence, as it can negatively impact physiological development and psychosocial resilience.
Jennifer Queisser   +5 more
wiley   +1 more source

Predicting the Future Burden of Renal Replacement Therapy in Türkiye Using National Registry Data and Comparative Modeling Approaches

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Chronic kidney disease is a growing public health problem worldwide, and the number of patients requiring renal replacement therapy is steadily increasing. Türkiye has experienced a similar rise in both the incidence and prevalence of renal replacement therapy over the past decades; however, national‐level projections of future ...
Arzu Akgül   +2 more
wiley   +1 more source

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