Stepper Motors
Stepper Motors The stepper motor is a variation of the DC motor. The stator of the stepper motor consists of many separate windings called poles arranged on “teeth” which are equally spaced around the body of the motor. The roCiteste tot ... 171 cuvinte
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Stepper Motors
Stepper Motors Stepper motors rely on pulses of DC for control. Control circuitry may be intolerant of power supply variation. Large amounts of ripple on the power supply can upset control signals, leading to erratic operation. OutCiteste tot ... 72 cuvinte
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DC and AC Motors
DC and AC Motors Failure to start may be due to a break in the control circuit. Check protection devices such as fuses or circuit breakers. A frozen bearing can cause protection devices to activate. Supply line voltage should also be chCiteste tot ... 117 cuvinte
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Stepper Motor Control
Stepper Motor Control Stepper motors are controlled electronically by pulses of DC. Stator poles are arranged in groups. The sequence used to energize these poles determines the direction of rotation. Although used mainly in positioninCiteste tot ... 112 cuvinte
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Electromagnets
Electromagnets A long conductor can be wrapped to form a coil. If a voltage is placed across the coil then the magnetic field from the current is concentrated in one direction.. This field lines up with the axis of the coil. The coil caCiteste tot ... 107 cuvinte
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Relays and Contactors
Relays and Contactors Relays A relay is an electromagnet placed close to a movable armature. The relay armature is connected to a set of contacts. When the coil is energized, the relay armature is attracted to the coil and the contCiteste tot ... 521 cuvinte
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A High Voltage Power Supply for your Lab
A High Voltage Power Supply for your Lab Built and Tested by Jean-Louis Naudin Cliquez ici pour la version Française created on February 11, 2003 - JLN Labs - Last update February 13, 2003 Toutes les informations et schémas sont publiés gratCiteste tot ... 225 cuvinte
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10 KW LINEAR AMPLIFIER X-5 - Peak power 12.3 K Watt in to 50 Ohm.
10 KW LINEAR AMPLIFIER X-5 Peak power 12.3 K Watt in to 50 Ohm. F C1 C2 L1 Q RL Ia 1.84 346 1746 23.56Citeste tot ... 1372 cuvinte
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Harmonic Generation and System Response Characteristic in Electrified Railway - Focused on Measurement and Analysis -
Harmonic Generation and System Response Characteristic in Electrified Railway - Focused on Measurement and Analysis - Han-Min Lee Korea Railroad Research Institute Email: hanmin@krCiteste tot ... 1407 cuvinte
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INSULATED GATE BIPOLAR TRANSISTORS BASED REVERSIBLE PWM CONVERTER FOR D.C. MOTORS
A NEW ON-OFF TEMPERATURE CONTROL ALGORITHM FOR ELECTRICAL OVENS AND HEATING BATTERIES Abstract. Electric ovens and heating batteries of different types are processes with time constant (T) and dead time (τ) in the ratio τ/T< 0.2;Citeste tot ... 2233 cuvinte
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Development of a Parallel Structured Cycler System for Large Capacity Battery
Development of a Parallel Structured Cycler System for Large Capacity Battery Citeste tot ... 2464 cuvinte
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Technology Platform for Electricity
EURELECTRIC Energy Policy & Generation Committee Explanatory Note 24 February 2005 Technology Platform for Electricity In addition to the presentation given at EURELECTRIC’s Energy Policy & GeneratioCiteste tot ... 701 cuvinte
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AMV Convert Tool
AMV Convert Tool 1.Summarize This tool used for transforming the media files to the AMV file format which can be played by MP3 Player of our company, the support converts of the video file formaCiteste tot ... 1759 cuvinte
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Optical Disc Technology
Optical Disc Technology Introduction Optical disc technology is a growing force in home video which became popular with the introduction of the audio Compact Disc. Today, various formats exist, which besides sound can also carry data,Citeste tot ... 689 cuvinte
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Designing your own power supply
Designing your own power supply … with some practical examples Ever since I wrote my first texts on power supplies, I have been answering queries about them. It's not that I'm tired of it, it's just that a general approach isCiteste tot ... 4402 cuvinte
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Circuit Components
Circuit Components The amplifier was composed of only a few components shown in the block diagram below. All of the components up until the PWM will be referred to as the pre-amp in later sections. Over the course of the descriptionsCiteste tot ... 1683 cuvinte
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Aliasing Applications
Lesson Title: Aliasing Applications (#1) Background: The study, to date, has focused on one-dimensional signals. Sampling and alias analysis procedures have been developed and exemplified.Citeste tot ... 1641 cuvinte
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Automated Lighting System with Sound Activation
Automated Lighting System with Sound Activation ABSTRACT The objective of this project is to create a lighting system that automatically adjusts its brightness according to its surroundings. This is so as to allowCiteste tot ... 7170 cuvinte
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GLOBAL ENERGY SOURCES
GLOBAL ENERGY SOURCES INTRODUCTION The global energy problems have been discussed for a long time; they are well known. Depletion of natural energy carriers (oil, gas and coal) is the first problem. Environmental safety of energyCiteste tot ... 4887 cuvinte
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CONTROL STRATEGIES FOR A MULTIPLE DEGREE OF FREEDOM PROSTHETIC HAND
CONTROL STRATEGIES FOR A MULTIPLE DEGREE OF FREEDOM PROSTHETIC HAND Some of the traditional methods used to control a conventional prosthetic device are described alongside the current state of new control techniques and how they mCiteste tot ... 3209 cuvinte
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