Тр – число часов работы электроприемников, ч
(для суток принимается Тр=24 ч);
б) Среднеквадратичная мощность, Вт:
,
где Рi - средняя активная мощность за интервал времени, Вт,
ti - длительность интервала времени с одинаковой мощностью по суточному графику, ч;
Таблица №1.
Характерные суточные графики электрических нагрузок для отраслей народного хозяйства
Отрасли промыш-ленности
|
Черная металлургия
|
Цветная металлургия
|
Добыча
угля
|
Химическая
Промышленность
|
Шинный
завод
|
Транспортное. машиностроение
|
Станкостроительный
завод
|
Автомобильный завод
|
Печатная и отделочная фабрика
|
Часы
|
Зима
|
Лето
|
Зима
|
Лето
|
Зима
|
Лето
|
Зима
|
Лето
|
Зима
|
Лето
|
Зима
|
Лето
|
Зима
|
Лето
|
Зима
|
Лето
|
Зима
|
Лето
|
1
|
1-7
|
1-6
|
1-8
|
1-8
|
1-7
|
1-7
|
1-7
|
1-7
|
1-6
|
1-6
|
1-7
|
1-5
|
1-3
|
1-3
|
1-5
|
1-4
|
1-6
|
1-4
|
2
|
1-7
|
1-6
|
1-8
|
1-8
|
1-7
|
1-7
|
1-7
|
1-7
|
1-6
|
1-6
|
1-7
|
1-5
|
1-3
|
1-3
|
1-4
|
1-4
|
1-6
|
1-4
|
3
|
1-8
|
1-8
|
1-8
|
1-8
|
1-7
|
1-7
|
1-7
|
1-7
|
1-6
|
1-6
|
1-7
|
1-5
|
1-3
|
1-3
|
1-4
|
1-4
|
1-6
|
1-4
|
4
|
1-8
|
1-8
|
1-8
|
1-8
|
1-7
|
1-7
|
1-7
|
1-7
|
1-6
|
1-7
|
1-7
|
1-6
|
1-3
|
1-4
|
1-3
|
1-3
|
1-6
|
1-4
|
5
|
1-9
|
1-8
|
1-8
|
1-8
|
1-7
|
1-7
|
1-9
|
1-8
|
1-8
|
1-7
|
1-7
|
1-6
|
1-4
|
1-4
|
1-3
|
1-3
|
1-6
|
1-5
|
6
|
1-9
|
1-8
|
1-8
|
1-8
|
1-8
|
1-7
|
1-9
|
1-8
|
1-8
|
1-7
|
1-7
|
1-6
|
1-4
|
1-5
|
1-5
|
1-5
|
1-6
|
1-6
|
7
|
1-9
|
1-9
|
1-8
|
1-8
|
1-8
|
1-8
|
1-9
|
1-8
|
1-8
|
1-7
|
1-7
|
1-8
|
1-7
|
1-6
|
1-4
|
1-3
|
1-8
|
1-7
|
8
|
1-10
|
1-9
|
1-8
|
1-8
|
1-8
|
1-8
|
1-9
|
1-9
|
1-8
|
1-8
|
1-7
|
1-8
|
1-8
|
1-7
|
1-7
|
1-6
|
1-8
|
1-7
|
9
|
1-10
|
1-10
|
1-10
|
1-9
|
1-8
|
1-8
|
1-10
|
1-10
|
1-8
|
1-9
|
1-10
|
1-9
|
1-10
|
1-9
|
1-8
|
1-7
|
1-8
|
1-7
|
10
|
1-10
|
1-10
|
1-10
|
1-9
|
1-8
|
1-8
|
1-10
|
1-10
|
1-10
|
1-10
|
1-10
|
1-9
|
1-10
|
1-9
|
1-10
|
1-9
|
1-8
|
1-7
|
11
|
1-9
|
1-8
|
1-10
|
1-9
|
1-8
|
1-8
|
1-8
|
1-7
|
1-10
|
1-10
|
1-10
|
1-9
|
1-9
|
1-8
|
1-8
|
1-7
|
1-10
|
1-9
|
12
|
1-9
|
1-8
|
1-8
|
1-7
|
1-9
|
1-8
|
1-8
|
1-7
|
1-6
|
1-6
|
1-7
|
1-5
|
1-8
|
1-8
|
1-7
|
1-6
|
1-10
|
1-9
|
13
|
1-9
|
1-8
|
1-9
|
1-8
|
1-9
|
1-8
|
1-8
|
1-7
|
1-9
|
1-8
|
1-7
|
1-6
|
1-9
|
1-9
|
1-8
|
1-7
|
1-10
|
1-9
|
14
|
1-8
|
1-7
|
1-9
|
1-9
|
1-9
|
1-9
|
1-8
|
1-8
|
1-10
|
1-9
|
1-10
|
1-10
|
1-9
|
1-9
|
1-10
|
1-10
|
1-8
|
1-6
|
15
|
1-8
|
1-7
|
1-10
|
1-10
|
1-9
|
1-9
|
1-9
|
1-8
|
1-9
|
1-7
|
1-10
|
1-10
|
1-10
|
1-10
|
1-10
|
1-10
|
1-8
|
1-6
|
16
|
1-9
|
1-8
|
1-10
|
1-10
|
1-9
|
1-9
|
1-10
|
1-9
|
1-9
|
1-7
|
1-10
|
1-10
|
1-10
|
1-10
|
1-7
|
1-6
|
1-10
|
1-10
|
17
|
1-9
|
1-8
|
1-10
|
1-9
|
1-8
|
1-8
|
1-10
|
1-9
|
1-9
|
1-7
|
1-8
|
1-7
|
1-9
|
1-8
|
1-5
|
1-4
|
1-10
|
1-10
|
18
|
1-9
|
1-9
|
1-8
|
1-8
|
1-8
|
1-7
|
1-9
|
1-9
|
1-9
|
1-7
|
1-8
|
1-7
|
1-8
|
1-7
|
1-6
|
1-5
|
1-7
|
1-5
|
19
|
1-8
|
1-7
|
1-8
|
1-7
|
1-10
|
1-10
|
1-7
|
1-6
|
1-9
|
1-6
|
1-8
|
1-6
|
1-5
|
1-5
|
1-7
|
1-6
|
1-7
|
1-5
|
20
|
1-8
|
1-7
|
1-8
|
1-7
|
1-10
|
1-9
|
1-7
|
1-6
|
1-6
|
1-6
|
1-8
|
1-6
|
1-5
|
1-5
|
1-8
|
1-7
|
1-9
|
1-7
|
21
|
1-8
|
1-7
|
1-8
|
1-8
|
1-10
|
1-9
|
1-7
|
1-7
|
1-6
|
1-6
|
1-8
|
1-6
|
1-4
|
1-4
|
1-7
|
1-5
|
1-8
|
1-8
|
22
|
1-7
|
1-6
|
1-8
|
1-8
|
1-9
|
1-8
|
1-8
|
1-8
|
1-6
|
1-6
|
1-7
|
1-5
|
1-3
|
1-3
|
1-8
|
1-6
|
1-6
|
1-5
|
23
|
1-7
|
1-6
|
1-8
|
1-8
|
1-7
|
1-7
|
1-8
|
1-8
|
1-6
|
1-6
|
1-7
|
1-5
|
1-3
|
1-3
|
1-6
|
1-5
|
1-6
|
1-4
|
24
|
1-7
|
1-5
|
1-8
|
1-8
|
1-7
|
1-7
|
1-8
|
1-8
|
1-6
|
1-6
|
1-7
|
1-5
|
1-3
|
1-3
|
1-6
|
1-5
|
1-6
|
1-4
|
Таблица №2
Экспериментальные и расчетные данные
Часы
|
Кол. обор. диска за
1 мин.
|
U, В
|
I, A
|
W, Втч
|
S, ВA
|
P, Вт
|
Q, ВАp
|
|
лето
|
зима
|
лето
|
зима
|
лето
|
зима
|
лето
|
зима
|
лето
|
зима
|
лето
|
зима
|
1
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2
|
|
|
|
|
|
|
|
|
|
|
|
|
3
|
|
|
|
|
|
|
|
|
|
|
|
|
4
|
|
|
|
|
|
|
|
|
|
|
|
|
5
|
|
|
|
|
|
|
|
|
|
|
|
|
6
|
|
|
|
|
|
|
|
|
|
|
|
|
7
|
|
|
|
|
|
|
|
|
|
|
|
|
8
|
|
|
|
|
|
|
|
|
|
|
|
|
10
|
|
|
|
|
|
|
|
|
|
|
|
|
11
|
|
|
|
|
|
|
|
|
|
|
|
|
12
|
|
|
|
|
|
|
|
|
|
|
|
|
13
|
|
|
|
|
|
|
|
|
|
|
|
|
14
|
|
|
|
|
|
|
|
|
|
|
|
|
15
|
|
|
|
|
|
|
|
|
|
|
|
|
16
|
|
|
|
|
|
|
|
|
|
|
|
|
17
|
|
|
|
|
|
|
|
|
|
|
|
|
18
|
|
|
|
|
|
|
|
|
|
|
|
|
19
|
|
|
|
|
|
|
|
|
|
|
|
|
20
|
|
|
|
|
|
|
|
|
|
|
|
|
21
|
|
|
|
|
|
|
|
|
|
|
|
|
22
|
|
|
|
|
|
|
|
|
|
|
|
|
23
|
|
|
|
|
|
|
|
|
|
|
|
|
24
|
|
|
|
|
|
|
|
|
|
|
|
|
Итого:
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Do'stlaringiz bilan baham: |