electric motors and drives pdf
Electric motors and drives technical manual 2010 edition
Ngày tải lên :
12/01/2014, 10:43
... class. Slip
-
ring
motors, commutator motors and brake motors
can all be made in
flameproof versions.
No external parts may cause sparks.
The motors must have both an interna
l and an external earthing ... sets the standards. Or at least many countries base
their standards very closely on the IEC standards (for example,
Germany's VDE 0530 standard and Great Britain's BS 2613 Standard
closely ... though, the standards can be grouped into two major
categories: NEMA and IEC (and its derivatives).
In North America, the National Electric Man
ufacturers Association
(NEMA) sets motor standards,...
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Electric Machines and Drives part 8 pdf
Ngày tải lên :
21/06/2014, 01:20
... voltages v
rGa
and v
rGb
, the IM rotor speed ω
mM
and its
estimation
ˆ
ω
mM
, the estimated IM load torque
ˆ
τ
ML
, and the estimated IM speed, given by
132
Electric Machines and Drives
52.6 52.65 ... à la
commande des systèmes électromécaniques,” PhD thesis, Université de Paris XI, France,
2004.
[5] W. Leonhard, “Control of electrical drives, ” Spring-Verlag, 1985.
[6] M.S. Vicatos and J.A. ... 2002.
[13] A. J. van der Schaft, “L
2
–Gain and Passivity Techniques in Nonlinear Control,”
Springer–Verlag, Berlin, 1999.
144
Electric Machines and Drives
equation
¯
σ
q
= L
sq
L
rq
− L
2
mq
,
¯
σ
d
=...
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Electric Machines and Drives Part 1 pot
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... Institute of Electrical and Electronics Engineers (IEEE) “Standard
Test Procedure for Polyphase Induction Motors and Generators” IEEE 112-B and in its Canadian
CSA 390 adaptation. The standard first ... Medium voltage motors
• Repaired motors
• TENV and TEAO enclosures
It’s relevant to notice that regulation concerning single phase and three-phase small (42/48
and 56 frame) motors is ready, ... be obtained from orders@intechweb.org
Electric Machines and Drives, Edited by Miroslav Chomat
p. cm.
ISBN 978-953-307-548-8
ELECTRIC MACHINES
AND DRIVES
Edited by Miroslav Chomat
Contents
VI
Swarm...
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Electric Machines and Drives Part 2 docx
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... Canada with the adoption of Standard CAN/CSA-
Electric Machines and Drives
14
Fig. 7. Stator Premium motors
Fig. 8. Rotor Premium motors
Electric Machines and Drives
16
Fig. 11. ... incentives and voluntary measures for the energy efficiency of
electric motors is not sufficient, as it is prerequisite to implement mandatory measures for
Electric Machines and Drives
22 ... (2008a) “Barriers and incentive policies to high-efficiency motors
and drives market penetration,”. IEEE International symposium on power
electronics, electrical drives, automation and motion SPEEDAM...
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Electric Machines and Drives part 6 ppt
Ngày tải lên :
21/06/2014, 01:20
... estimated speed and reference speed, (i.e.
e
ω
=
ω
−ω
re f
), a proportional integral compensation is proposed, as follows
100
Electric Machines and Drives
Electric Machines and Drives
90 ... jNωL
m
i
s
+ L
r
d
dt
i
r
+ L
m
d
dt
i
s
(26)
102
Electric Machines and Drives
where R
s
, R
r
, L
s
and L
r
are the stator/rotor resistances and inductances, L
m
is the magnetizing
inductance, ... θ
0
sin θ
0
cos θ
0
and K
=
2
3
⎡
⎢
⎣
1
−
1
2
−
1
2
0
−
√
3
2
−
√
3
2
⎤
⎥
⎦
.
x
qd
and x
αβ
stand for two-dimensional voltage flux and stator current vector, respectively on
(q-d) and ( α-β)reference...
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Electric Machines and Drives part 7 ppt
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21/06/2014, 01:20
... desired torque, and will be taken as a simple PI controller. The reader is
referred to (1) for motivation and additional details on this control configuration.
122
Electric Machines and Drives
0 10 ... variables
1
prime mover torque and speed, (τ
LG
, ω
G
) ,and
rotor and stator voltages and currents,
(v
rG
, i
rG
), (v
sG
, i
sG
), respectively. The IM, on the other
hand, is a two–port system with ... infinite, and saturation, iron losses, end winding
and slot effects are neglected. Only linear magnetic materials are considered, and it is further
assumed that all parameters are constant and known....
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Electric Machines and Drives part 9 potx
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... in electric drives. The excellent characteristics of PSO may be successfully
used to optimize the performance of electric machines and electric drives in many
aspects. It is estimated that, electric ... 2009. IECON ’09. 35th Annual
Conference of IEEE, pp. 1003 –1008.
160
Electric Machines and Drives
Electric Machines and Drives
168
Are
all possible operating
conditions optimized
varying ... 3. Motor parameter identified in simulation.
154
Electric Machines and Drives
Swarm Intelligence Based Controller for
Electric Machines and Hybrid Electric Vehicles Applications
163
r
M
L
lM
L
mq
L
lr
+
-
(1/k)
ω
r
λ
dr
+
-
V
qs
r
r
i
qs
i
qr
R
qf...
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- 0
EMBEDDED LINUX SYSTEM DESIGN AND DEVELOPMENT.pdf
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04/08/2012, 14:23
... will
Ⅲ Understand the embedded Linux development environment.
Ⅲ Understand and create Linux BSP for a hardware platform.
Ⅲ Understand the Linux model for embedded storage and write drivers and
applications ... leaks and memory corruption in applica-
tions and drivers.
Ⅲ Learn methods to profile applications and the kernel.
Ⅲ Understand uCLinux architecture and its programming model.
Ⅲ Understand the ... I2C subsystem, and USB
gadgets.
vi
Embedded Linux System Design and Development
Ⅲ
Borland is a registered trademark of Borland Software Corporation in the United States and other
countries.
...
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CHECK YOUR ENGLISH VOCABULARY FOR BUSINESS AND ADMINISTRATION.pdf
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08/08/2012, 17:31
... products and how they work, how the
distribution system operates, how to deal with
both suppliers and customers and how to handle
complaints. They also study trade and retail laws,
and are accompanied ... solve problems and find resol that are prac and
bene to everyone.
9. Unlike a formal court case, nego are in private.
10. Resolutions and sett are based on com and on mut agreement and
acceptance.
11. ... jobs and develop
their skills for the whole period they are working
here, and not just at the beginning of their
contract. We run regular courses and workshops
in order to achieve this, both on and...
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Check Your English Vocabulary for Phrasal Verbs and Idioms.pdf
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... cruel and intended to upset
someone.
17. If you are in a difficult or unpleasant situation and you decide to
cut and run, you pretend that the situation is not so difficult or
unpleasant and continue ... ________, and smashed the car through the agency's window.
And that, your honour, ladies and gentlemen of the jury, is my story. I hope you will take into
account my feelings and emotions ... tell me that I work hard and get good results, then you tell everyone else
that I'm lazy and incompetent! (
dishonest about your feelings, thoughts and beliefs, and tending to tell
people...
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- 101
101 ielts speaking part two tasks about people places actions things and times.pdf
Ngày tải lên :
04/10/2012, 11:45
...
- Why you are interested in that language
And say if you think it is more or less difficult to learn than English and your
language, and why
Talk about a foreign language apart from ... differs from your language and from English
- How you first became interested in that language
And say if you think that would be an easy language to learn for you or not, and
why
Talk about ... lives
-What it does
And say if you would like to live near one of these animals or not, and why
Written by Alex Case for UsingEnglish.com © 2008
- When they lived
And say if you think...
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