Results 51 to 60 of about 303,108 (410)

Simulation of the Induction Motor Drives in OrCAD Environment [PDF]

open access: yesJournal of Electrical and Electronics Engineering, 2009
This paper shows how induction motor drive, can be simulated with modern simulation programs. The focus will be on OrCAD, which is one of the most widely used general-purpose simulation programs. Static power converters can be analyzed by means of widely
Adrian Şchiop
doaj  

Maximum Torque Control of 3-phase induction motor drives [PDF]

open access: yesArchives of Electrical Engineering, 2018
Maximum Torque Control (MTC) is a new method applied for control of induction motor drives. The drive is controlled by dc voltage supplying a converter in the range below nominal speed and by a field that weakens for a speed range above the nominal speed.
Piotr Wach
doaj   +1 more source

Measurement of the Speed of Induction Motors Based on Vibration with a Smartphone

open access: yesApplied Sciences, 2022
Induction motors are key pieces of equipment in today’s society, powering a variety of industrial drives and home appliances. The induction motor speed is often used to monitor the performance of all kinds of industrial drives.
Paula Paramo-Balsa   +3 more
doaj   +1 more source

Speed Sensorless Control of Six-Phase Asynchronous Motor Drive [PDF]

open access: yes, 2017
Multi -phase ac motor drives are nowadays considered for various applications, due to many advantages that they offer when compared to three-phase motors.
Elbarbary, Z.M.S
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

Sensorless speed control of 4-switch three phase inverter fed induction motor drives at very low and zero speed

open access: yesAlexandria Engineering Journal, 2013
Sensorless induction motor (IM) drives are widely used in industry for their reliability and flexibility, particularly in hostile environment. However, the performance of many of previously developed observer based speed sensors in very low speeds of IM ...
M.K. Metwally
doaj   +1 more source

Design of Prototype Dynamic Ac Power Machine with Equivalent Circuit Modeling (Torque Speed Curve of Induction Motor 1,1, Kw) [PDF]

open access: yes, 2017
Squirrel cage induction motors are widely used in electric motor drives due to their satisfactory mechanical characteristics (torque, current, overloading) and small dimensions, as well as their low price.
Abidin, Z. (Zainal), Adam, A. (Adam)
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

Modified integrator for voltage model flux estimation of induction motors [PDF]

open access: yes, 2003
This paper deals with voltage model flux estimators for sensorless induction motor drives. In order to eliminate the drift problems, the pure integrator of the voltage model is replaced with a first-order low-pass filter, and the error due to this ...
Hinkkanen, Marko, Luomi, Jorma
core   +1 more source

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