Inhoudsopgave
Advertenties
Warrbij:
NechSec
−
1
∑
[ ]
[ ][ ]
[ ][ ]
P
3
VF
V F
0
n
AF
A F
0
n
=
⋅
1
n
=
0
NechSec
−
1
NechPer
∑
[ ]
3
[
] [ 0
Q
=
VF
V F
n
−
1
4
n
=
0
Opmerking: De grondgolfvermogensfactor wordt ook wel verplaatsingsfactor genoemd.
Totale tangens
[ ]
Q
3
[ ]
1
Tan
3
=
[ ]
P
3
1
b) Distributiesysteem met virtuele nulleider
Totale vermogensfactor.
P[3]
PF[3]=
S[3]
Totale grondgolfvermogensfactor.
P
[3]
1
DPF[3]=
√
(P
[3]² + Q
[3]²)
1
1
Waarbij:
(
2
NechSec-1
S
S
P
[3]=
1
i=0
n=0
(
2
NechSec-1
S
S
Q
[3]=
1
i=0
n=0
Opmerking: De grondgolfvermogensfactor wordt ook wel verplaatsingsfactor genoemd.
Totale tangens
Q
[3]
1
Tan[3]=
QP
[3]
1
c) Driefasen systeem zonder nulleider
Totale vermogensfactor
[
] 3
P
[ ]
PF
P F
3
=
[
] 3
S
Totale grondgolfvermogensfactor
[ ]
P
3
[ ]
1
DPF
3
=
[ ]
[ ]
2
2
P
3
+
Q
3
1
1
Waarbij:
Als referentie in L1
NechSec
1
∑
[ ]
P
3
=
⋅
U
1
NechSec
n
=
0
Als referentie in L2
NechSec
1
∑
[ ]
P
3
U
=
⋅
1
NechSec
n
0
=
NechSec
−
1
NechSec
∑
[ ][ ]
[ ][ ]
VF
V F
1
n
AF
A F
1
n
+
⋅
+
n
=
0
NechSec
−
1
∑
[ ][ ]
AF
]
0
VF
] [ 1 [
⋅
A F
n
+
V F
n
n
=
0
)
VF[i][n].AF[i][n]
[
]
NechPer
n -
VF[i]
4
1
−
1
[ ][ ] [ ][ ]
2
n
⋅
A
2
n
+
NechSec
1
−
1
[ ][ ] [ ][ ]
0
n
A
0
n
⋅
+
NechSec
−
1
∑
[ ][ ]
[ ][ ]
VF
V F
2
n
AF
A F
2
n
⋅
n
=
0
NechSec
−
1
NechPer
∑
[ ][ ]
AF
]
1
VF
−
⋅
A F
n
+
V F
4
n
=
0
)
. AF[i][n]
NechSec
1
−
∑
[ ][ ] [ ][ ]
⋅
−
U
0
n
⋅
A
1
n
n
=
0
1
NechSec
−
∑
[ ][ ] [ ][ ]
U
1
n
A
2
n
⋅
−
⋅
n
0
=
106
NechPer
[ ][ ]
AF
[
] [ 2
]
2
n
−
⋅
A F
n
4
Advertenties
Inhoudsopgave
