1 / kachestvo_elektroenergii_v_energosistemah
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1. .
, 1 2 [1].
1. , .
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11.05.2005 |
15.00 |
2140 |
1380 |
903 |
7280 |
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1630 |
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1510 |
8340 |
1493 |
04.02.2005 |
7.00 |
6256 |
7315 |
5312 |
6780 |
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8755 |
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3401 |
4510 |
6744 |
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-5 |
-3,75 |
-2,5 |
-1,25 |
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1,25 |
2,5 |
3,75 |
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-3,75 |
-2,5 |
-1,25 |
0 |
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1,25 |
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2,5 |
3,75 |
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, % |
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±5 |
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» (%) |
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2. Uy.
:
pi |
ni |
(2.1) |
m |
ni
i 1
i -
m -
ni -
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, :
n
pi m i
ni |
(2.2) |
i 1 |
6256 2140
6256 2140 7315 1380 ... 6744 1493 0,1245
2.
2. .
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04.02.2005 |
7.00 |
6256 |
7315 |
5312 |
6780 |
8755 |
3401 |
4510 |
6744 |
11.05.2005 |
15.00 |
2140 |
1380 |
903 |
7280 |
1630 |
1510 |
8340 |
1493 |
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-5 |
-3,75 |
-2,5 |
-1,25 |
0 |
1,25 |
2,5 |
3,75 |
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, % |
-3,75 |
-2,5 |
-1,25 |
0 |
1,25 |
2,5 |
3,75 |
5 |
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-4,38% |
- |
- |
- |
0,63% |
1,88% |
3,13% |
4,38% |
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, % |
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3,13% |
1,88% |
0,63% |
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4116 |
5935 |
4409 |
500 |
7125 |
1891 |
3830 |
5251 |
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0,1245 |
0,1795 |
0,1334 |
0,0151 |
0,2155 |
0,0572 |
0,1159 |
0,1588 |
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:
1. .
3. Uy
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m |
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M ( U ) pi |
Ui |
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(3.1) |
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i 1 |
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pi - |
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- U i |
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Ui |
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m |
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0,1245 4,38% |
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M ( U ) pi |
Ui |
(3.2) |
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i 1 |
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(0,1795 3,13% ) ... (0,1588 4,38%) 0,07% |
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m |
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N pi Ui2 0,1245 4,38 2 |
(3.3) |
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i 1 |
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(0,1795 3,13 2 ) ... (0,1588 4,382 ) 9, 07 %2 |
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D( U |
) N M ( U ) |
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9,07 0,072 9, 06 %2 |
(3.4) |
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( U ) D( U ) 9, 06 3,01 % |
(3.5) |
4. U .
13109-97 «
», ±
U 5%
.
13109-97,
(24 )
,
, 95 %
, .
,
0,95
,
±5%,
1,
.
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5. .
2. .
. 2, V = f(t)
V = 0%, . . .
M1(v) -
.
1(v) .
D – ( D -
).
,
, :
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3. .
. 3 M2(v) ,
( )
V - ,
. M2(v). ,
M(v)
, .
.
, , ,
,
.
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6.
1. 13109-97
.
± ±
5% 10% -
.
0,38
.
2.
.
P(v).
M(v).
N(v).
.
D(v).
(v).
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http://vk.com/zaochniku
3.
13109-97
?
± 13109-97
5% 0,95, ,
, .
0,95, .
, 4.
4 7:
p p1 p2 0,3038 0, 0354 0, 0812 0, 0114 0, 4318 |
(6.1) |
0,43<0,95
.
4. .
4.
.
1.,
;
2.;
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http://vk.com/zaochniku
3.( )
;
, ,
, ;
;
.
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