induction motor speed monitoring control using pwm technique
Design and Implementation of a Three-Phase Induction Motor Control Scheme
Ngày tải lên :
27/10/2013, 23:15
... designed to control a brush-less DC motor. However, by
constructing a feedback loop that can detect the outputs of an induction motor, we
can use this motor controller to control an induction ... responsible for the induction
motor s many advantages are clearly explained. Wildi also presents the two types of
induction motors: “the squirrel cage induction motor and the “wound motor . An
explanation ... Gareth S Roberts
4. The Induction Machine
4.1 The fundamental operating principles for an induction
motor
An induction motor is an asynchronous AC (alternating current) motor. The least
expensive...
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Tài liệu A neural-network-based space-vector PWM controller for a three-level voltage-fed inverter induction motor drive doc
Ngày tải lên :
22/12/2013, 08:16
... backpropagation technique in
the MATLAB-based Neural Network Toolbox [8] was used
for offline training. The network was simulated with an
open-loop volts/Hz-controlled induction motor drive and ... da Silva, and M. P. Kazmierkowski,
“A neural network based space vector PWM controller for voltage-fed
inverter induction motor drive,” IEEE Trans. Ind. Applicat., vol. 36, pp.
1628–1636, Nov./Dec. ... Pinto, B. K. Bose, and L. E. B. da Silva, “A stator flux oriented
vector-controlledinduction motor drive with space vector PWM and flux
vector synthesis by neural networks,” IEEE Trans. Ind. Applicat.,...
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DC bus control of variable speed wind turbine using a buck boost converter
Ngày tải lên :
03/01/2014, 19:15
... modes of buck boost converter
2
Unlike constant -speed control, a variable -speed control can
adjust the speed of the turbine as the wind speed changes, so
as to operate at the peak of the ... proposed MPPT control method.
Fig.7: Wind turbine output power without MPPT control method
for low wind speed.
Fig.8: Wind turbine output power with MPPT control method
for low wind speed. ... low wind
speeds.
Fig.9 : Wind turbine output power without MPPT control method
for high wind speed.
Fig.10 : Wind turbine output power with MPPT control method
for high wind speed. ...
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Direct control methods for matrix converter and induction motor
Ngày tải lên :
13/05/2014, 00:55
... closed loop
control of a drive system consisting of matrix converter
and induction machine. Slip control and field oriented
control are the basic methods applied for closed loop
control [4]. ... Direct Torque Control of Induction Machines,”
Proc. of IECON’98, Aachen, Germany, pp.744-749.
[8] D. Casadei, M. Matteini, G. Serra, A. Tani and F. Blaabjerg,
“Direct Torque Control using Matrix ... Converters
in Direct Torque Control of Induction Machines,” IEEE Trans.
Ind. Electron., vol. 48, pp. 1057-1064, December 2001.
[10] M. Depenbrok, “Direct Self -Control (DSC) of Inverter-Fed
Induction Machine”,...
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Tài liệu AC Induction Motor Fundamentals docx
Ngày tải lên :
25/01/2014, 13:20
... AC INDUCTION MOTORS
Generally, induction motors are categorized based on
the number of stator windings. They are:
ã Single-phase induction motor
ã Three-phase induction motor
Single-Phase Induction ... 19
AN887
CONTROL TECHNIQUES
Various speed control techniques implemented by
modern-age VFD are mainly classified in the following
three categories:
ã Scalar Control (V/f Control)
ã Vector Control ... (Indirect Torque Control)
ã Direct Torque Control (DTC)
Scalar Control
In this type of control, the motor is fed with variable
frequency signals generated by the PWM control from
an inverter using the...
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Chapter 13 induction motor drives
Ngày tải lên :
16/02/2014, 18:54
... constant-slip control is a torque input control, a speed control is necessary for
speed regulation. For the study shown in Figure 13.3-4, the torque command is calcu-
lated in accordance with the speed control ... zero speed,
when, approximately 250 ms into the study, the mechanical speed command is stepped
Figure 13.6-2. Torque control loop.
504 INDUCTION MOTOR DRIVES
taken. Another method of controlling ...
described.
13.2. VOLTS-PER-HERTZ CONTROL
Perhaps the simplest and least expensive induction motor drive strategy is constant
volt-per-hertz control. This is a speed control strategy that is based...
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Tài liệu Báo cáo khoa học: "Generating research websites using summarisation techniques" pptx
Ngày tải lên :
20/02/2014, 09:20
... for
all papers in publication pages (due to copyright and
other issues). The titles are then parsed using the
RASP parser (Briscoe and Carroll, 2002) and key-
phrases are extracted by pattern matching....
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The Future of Organization’s Computer Network Security for the Next 5 Years (2011-2015) by Using Delphi Technique doc
Ngày tải lên :
05/03/2014, 23:20
... trends of organization’s computer network security for the next 5 years
(2011-2015) by using the Delphi technique. The future trend includes bringing together the opinions of
experts in organization’s ... The Future of Organization’s Computer Network Security
for the Next 5 Years (2011-2015) by Using Delphi Technique
Cholatip Yawut
+
and Phattarapong Keawpipop
Faculty of Information Technology ... is to predict the future of
computer network security for the next 5 years (2011-2015) by using Delphi technique which is a widely used and
accepted method for achieving convergence of opinion...
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Pragmatic Version Control Using CVS pptx
Ngày tải lên :
15/03/2014, 10:20
... development process using version control.
Version Control, sometimes called source code control, is the
first leg of our project support tripod. We view the use of
version control as mandatory ... gentle
introduction to a particular version control system, CVS.
Prepared exclusively for Francilene Procopio Garcia
RO AD MA P 6
Using version control gave Fred and Wilma the control and
the flexibility to ... your project.
This volume, Pragmatic Version Control, describes how to use
version control as the cornerstone of a project. A project with-
out version control is like a word processor without an...
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Pragmatic Version Control Using Git pot
Ngày tải lên :
15/03/2014, 10:20
... repository, so let’s start there.
What readers are saying about Pr
agmatic Version Control
Using Git
Pragmatic Version Control Using Git is an excellent guide to getting you
started with Git. It will teach ... history
clean.
Pieter de Bie
Au
thor, GitX
If you are thinking of using Git, I highly recommend this book. If you
are not using a version control sy stem (and code or create content on
a computer), ... relevant. You’ll find di stributed version control
and Git much less mysterious after reading this book.
Mike Mason
Au
thor, Pragmatic Version Control Using Subversion
WH
AT’S
IN THIS BOOK?
12
a
t
es...
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Pragmatic Version Control using Subversion pot
Ngày tải lên :
15/03/2014, 10:20
... unexpected.
Using version control gave Fred and Wilma the control and
the flexibility to deal with the vagaries of the real world. That’s
what this book is all about.
Chapter 2
What is Version Control?
A ... to using the command line
from now on! I thoroughly recommend this book to anyone
getting started using or administering Subversion.
Mike Roberts
Project co-Lead, CruiseControl.NET
VERSION CONTROL ... language y ou’re
using to write your application. In fact, some folks think that
this source code is such an important component of version
control that they use the term source code control systems.
The...
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