Environmental Engineering Reference
In-Depth Information
Appendix
Base values
S
b
¼
2MVA
;
b
¼
690V
;
x
b
¼
2pf
ð
rad
=
sec
Þ; ¼
60Hz
;
V
dc
¼
800V, Z
b
¼
V
b
.
i
b
;
b
¼
Z
b
=
x
b
;
C
b
¼
1
=
Z
b
x
b
p
3
ð
Þ;
J
b
¼
S
b
x
b
;
T
b
¼
S
b
=
x
b
;
i
dc
¼
S
b
=
V
dc
;
Z
dc
¼
V
dc
=
i
dc
;
L
dc
¼
Z
dc
=
x
b
;
C
dc
¼
1
=
Z
dc
x
b
ð
Þ
Infinite bus voltage and maximum operating limit of VSC (pu)
v
dq
;
IB
¼
1
:
15
½
0
:
5
;
S
max
¼
1
Line parameter (pu)
R
TL
¼
0
:
0059
;
L
TL
¼
0
:
1132
;
C
TL
¼
0
:
025
;
R
ca
¼
0
:
006
;
L
ca
¼
0
:
003
;
C
ca
¼
0
:
042
;
R
filt
¼
0
:
014
;
L
filt
¼
0
:
175
;
R
tr1
¼
0
:
0003
;
L
tr1
¼
0
:
001
;
R
tr2
¼
0
:
0005
;
L
tr2
¼
0
:
004
PMSG (pu)
R
s
¼
0
:
042
;
L
ds
¼
1
:
05
;
L
qs
¼
0
:
75
;
w
m
¼
1
:
16
Controller gains (pu)
A. Generator-side converter:
Controllers PI1 and PI3: k
p
¼
0
:
2952
;
k
i
¼
12
:
4832
Controllers PI2 and PI4: k
p
¼
21
:
5
;
k
i
¼
11
:
5
B. Grid-side converter:
Controllers PI5 and PI6: k
p
¼
0
:
7147
;
k
i
¼
7
:
1515
DC link module: v
ref
dc
¼
1
:
16
;
C
dc
¼
0
:
1
;
k
p
¼
0
:
9544
;
k
i
¼
7
:
8175
C. Reactive power controllers: k
p
¼
0
:
001
;
k
i
¼
120
Future Work
This work provides a feasibility study for dynamic modeling and voltage control
for wind farm based on simulation. This work will be applied to a demonstration
project in order to validate the dynamic modeling and also voltage control and
expand its application.
