Electric Machines and Drives part 7 ppt
Electric Machines and Drives part 7 ppt
... IEEE Industrial Electronics,IECON
’09., pp. 1003 –1008.
112
Electric Machines and Drives
• Consequence of ( 27) and (28):
Replace (29) in ( 27) :
τ
M
= f
λ
T
rM
c
d
I
2
−αJ
J
λ
rM
= f α
λ
T
rM
λ
rM
Since
λ
T
rM
λ
rM
= ... controller is proven.
124
Electric Machines and Drives
0 10 20 30 40 50 60 70
0
0.5
1
1.5
2
2.5
Current I
d
(A)
Time(s)
(a) IM Stator Cur...
Electric Machines and Drives part 6 ppt
... 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 th...
Electric Machines and Drives Part 1 pot
... be obtained from orders@intechweb.org
Electric Machines and Drives, Edited by Miroslav Chomat
p. cm.
ISBN 978 -953-3 07- 548-8
ELECTRIC MACHINES
AND DRIVES
Edited by Miroslav Chomat
Contents
VI
Swarm ... 34-2 standard “Rotating electrical machines – Part 2: Methods for
determining losses and efficiency of rotating electrical machinery from tests”. The standard
first...
Electric Machines and Drives Part 2 docx
... Electric Machines and Drives
20
246 246
0 .75 1 72 .1 72 .1 70 .0 0 .75 1 77 .0 78 .0 73 .0
1.1 1.5 75 .0 75 .0 72 .9 1.1 1.5 78 .5 79 .0 75 .0
1.5 2 77 .2 77 .2 75 .2 1.5 2 ... 81.0 81.5 77 .0
2.2 3 79 .7 79 .7 77. 7 2.2 3 81.5 83.0 78 .5
3 4 81.5 81.5 79 .7 3 4 84.5 85.0 83.5
4 5.5 83.1 83.1 81.4 4 5.5 86.0 87. 0 85.0
5.5 7. 5 84 .7 84...
Electric Machines and Drives part 8 pdf
... 1500 1500
e
ω
M
x10
5
2.9 4.8 5 .7 38.6
e
i
sGa
x10
3
3 .7 2.65 2.68 0.25
Observed magnitude
of i
sG a
[A] 5 7 8 10
P
avg
G
[W] 4 .7 5.6 5 9
P
avg
M
[W] 58.9 74 .4 70 .7 177 .9
Table 2. Comparison table ... 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 an...
Electric Machines and Drives part 9 potx
... 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 ... 2009. IECON ’09. 35th Annual
Conference of IEEE, pp. 1003 –1008.
160
Electric Machines and Drives
Electric Machin...
Electric Machines and Drives part 11 docx
... 0.015 0.02
540
550
560
570
580
v
DC
[V]
time [s]
Fig. 17. DC-link voltage and current under unbalanced voltage supply without
compensation.
Electric Machines and Drives
196
(Stankovic ...
Electric Machines and Hybrid Electric Vehicles Applications
191
(a) The power sharing between FC and SC on NEDC driving cycle
(b) The power shar...
Electric Machines and Drives part 12 pot
... Conference on Industrial Technology,
pp. 510 – 515, ISBN: 978 -1-4244-3506 -7, Gippsland, Australia, February 2009.
Electric Machines and Drives
214
Fig. 44. DC-link current under unbalanced ... control and direct torque control (DTC) (Takahashi and Noguchi, 1986) are
analyzed. The main drawback of the two first strategies is that they use an encoder to obtain
Electri...
Electric Machines and Drives part 13 potx
... and Drives
230
Fig. 9. Commanded and estimated torque (Nm).
Fig. 10. Commanded and estimated flux
Fig. 11. Stator currents in stator flux reference frame.
Electric Machines ... noted as
0
C ,
2
C ,
3
C and
4
C . Their
values can be calculated via two variables x and
y
which are defined as follows:
V
x
V
α
= (24)
Electric Machines and Drive...
Electric Machines and Drives Part 14 doc
... 1. 170 –1. 175 .
[77 ] H. Prasad, D. Boroyevich, and R. Zhang, “Analysis and comparison of space vector
modulation schemes for a four-leg inverter,” in Proc. IEEEAPEC’ 97 Conf., 19 97,
pp. 864– 871 . ... IEEE-APEC’ 97
Conf., 19 97, pp. 8 57 863.
[76 ] R. Zhang, H. Prasad, D. Boroyevich, and F. C. Lee, “Analysis and design of a three-
phase inverter with a neutral leg,” in Pro...
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