Results 11 to 20 of about 645,990 (304)

Direct usage of photovoltaic solar panels to supply a freezer motor with variable DC input voltage [PDF]

open access: yes, 2020
In this paper, a single-phase photovoltaic (PV) inverter fed by a boost converter to supply a freezer motor with variable DC input is investigated. The proposed circuit has two stages.
Farzan Moghaddam, Ali   +1 more
core   +2 more sources

Fault diagnostics of DC motor using acoustic signals and MSAF-RATIO30-EXPANDED

open access: yesArchives of Electrical Engineering, 2016
An early fault diagnostic method of Direct Current motors was presented in this article. The proposed method used acoustic signals of a motor. A method of feature extraction called MSAF-RATIO30-EXPANDED (method of selection of amplitudes of frequencies -
Glowacz Adam
doaj   +1 more source

Magnetic Functional Integrated DC Motor Drive

open access: yesIEEE Access, 2020
This paper presents the concept of magnetic functional integrated DC motor drive. It uses the field winding of a wound-field DC motor as the inductor of its drive circuit.
Lei Shen
doaj   +1 more source

Boost converter fed high performance BLDC drive for solar PV array powered air cooling system [PDF]

open access: yes, 2017
This paper proposes the utilization of a DC-DC boost converter as a mediator between a Solar Photovoltaic (SPV) array and the Voltage Source Inverters (VSI) in an SPV array powered air cooling system to attain maximum efficiency.
Depuru, Shobha Rani   +1 more
core   +2 more sources

AC-DC & DC-DC Converters for DC Motor Drives

open access: yesWSEAS TRANSACTIONS ON ELECTRONICS, 2021
This paper deals with a comprehensive survey on the topic of AC/DC & DC/DC converters for DC Motor Drives. A substantial number of different AC/DC and DC/DC topologies appropriate for DC motor drives are presented. This critical literature review brings out merits, demerits, and limitations besides giving the basic operating principles of various ...
G. Ch. Ioannidis   +8 more
openaire   +1 more source

Torque Ripple Reduction for BLDC Permanent Magnet Motor Drive Using DC-Link Voltage and Current Modulation

open access: yesIEEE Access, 2022
This paper proposes a torque ripple reduction for brushless DC (BLDC) permanent magnetic (PM) motor drive based on the DC-link voltage pulse amplitude modulation (PAM).
Ching-Lon Huang   +5 more
doaj   +1 more source

Summary of electric vehicle dc motor-controller tests [PDF]

open access: yes, 1982
The differences in the performance of dc motors are evaluated when operating with chopper type controllers, and when operating on direct current. The interactions between the motor and the controller which cause these differences are investigated.
Mcbrien, E. F., Tryon, H. B.
core   +2 more sources

Bidirectional Tracking Robust Controls for a DC/DC Buck Converter-DC Motor System

open access: yesComplexity, 2018
Two differential flatness-based bidirectional tracking robust controls for a DC/DC Buck converter-DC motor system are designed. To achieve such a bidirectional tracking, an inverter is used in the system.
Eduardo Hernández-Márquez   +6 more
doaj   +1 more source

On-line identification method of time-variable parameter of DC motor

open access: yesGong-kuang zidonghua, 2014
In view of problem that parameters of DC motor such as armature impedance and rotor rotating momentum may change with operating environment and working conditions of the motor, resulting in control failure of the system, an on-line identification method ...
GUO Xinjun, CHEN Suxia
doaj   +1 more source

Position and Speed Tracking of DC Motor Based on Experimental Analysis in LabVIEW

open access: yesEngineering Proceedings, 2023
DC motors are widely used in industries to provide mechanical power in speed and torque. The position and speed control of DC motors is receiving interest from the scientific community in robotics, especially in robotic arms, a flexible joint manipulator.
Muhammad Ilyas   +2 more
doaj   +1 more source

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