5.2. Opór wypadkowy sieci. Wypadkowy otwór równoznaczny
Tabela 2. Redukcja sieci wentylacyjnej. Tabela schodkowa Budryka
Bocznica |
Klasa 0 |
Klasa I |
Klasa II |
Klasa III |
Klasa IV |
Klasa V |
||||||
|
Ae |
Rf |
Ae |
Rf |
Ae |
Rf |
Ae |
Rf |
Ae |
Rf |
Ae |
Rf |
|
[m2] |
[kg/m7] |
[m2] |
[kg/m7] |
[m2] |
[kg/m7] |
[m2] |
[kg/m7] |
[m2] |
[kg/m7] |
[m2] |
[kg/m7] |
9-a-10 |
|
|
|
|
|
|
|
|
|
|
1,3474 |
0,7800 |
9-b-10 |
|
|
|
|
|
|
|
|
|
|
1,6193 |
0,5400 |
9-10 |
|
|
|
|
|
|
|
Σ |
2,9667 |
0,1609 |
|
|
8-9 |
|
|
|
|
|
|
|
|
1,8815 |
0,4000 |
|
|
10-11 |
|
|
|
|
|
|
|
|
2,2901 |
0,2700 |
|
|
8-b-11 |
|
|
|
|
|
|
|
Σ |
1,3055 |
0,8309 |
|
|
8-a-11 |
|
|
|
|
|
|
|
|
1,7176 |
0,4800 |
|
|
8-11 |
|
|
|
|
|
Σ |
3,0230 |
0,1549 |
|
|
|
|
7-8 |
|
|
|
|
|
|
2,1036 |
0,3200 |
|
|
|
|
11-12 |
|
|
|
|
|
|
2,5967 |
0,2100 |
|
|
|
|
7-a-12 |
|
|
|
|
|
Σ |
1,4378 |
0,6849 |
|
|
|
|
7-b-12 |
|
|
|
|
|
|
1,3927 |
0,7300 |
|
|
|
|
7-12 |
|
|
|
Σ |
2,8306 |
0,1767 |
|
|
|
|
|
|
2-7 |
|
|
|
|
2,4290 |
0,2400 |
|
|
|
|
|
|
2-b-12 |
|
|
|
Σ |
1,8433 |
0,4167 |
|
|
|
|
|
|
2-a-12 |
|
|
|
|
1,9833 |
0,3600 |
|
|
|
|
|
|
2-12 |
|
Σ |
3,8266 |
0,0967 |
|
|
|
|
|
|
|
|
12-13 |
|
|
1,8361 |
0,4200 |
|
|
|
|
|
|
|
|
2-b-13 |
|
Σ |
1,6554 |
0,5167 |
|
|
|
|
|
|
|
|
4-a-5 |
|
|
|
|
|
|
|
|
4,8580 |
0,0600 |
|
|
4-b-5 |
|
|
|
|
|
|
|
|
1,3650 |
0,7600 |
|
|
4-5 |
|
|
|
|
|
Σ |
6,2230 |
0,0366 |
|
|
|
|
3-4 |
|
|
|
|
|
|
1,7739 |
0,4500 |
|
|
|
|
5-6 |
|
|
|
|
|
|
5,9498 |
0,0400 |
|
|
|
|
3-b-6 |
|
|
|
|
|
Σ |
1,6399 |
0,5266 |
|
|
|
|
3-a-6 |
|
|
|
|
|
|
1,3222 |
0,8100 |
|
|
|
|
3-6 |
|
|
|
Σ |
2,9620 |
0,1614 |
|
|
|
|
|
|
2-3 |
|
|
|
|
2,1036 |
0,3200 |
|
|
|
|
|
|
2-a-6 |
|
|
|
Σ |
1,7151 |
0,4814 |
|
|
|
|
|
|
2-b-6 |
|
|
|
|
2,5370 |
0,2200 |
|
|
|
|
|
|
2-6 |
|
Σ |
4,2521 |
0,0783 |
|
|
|
|
|
|
|
|
6-13 |
|
|
1,9833 |
0,3600 |
|
|
|
|
|
|
|
|
2-a-13 |
|
Σ |
1,7974 |
0,4383 |
|
|
|
|
|
|
|
|
2-13 |
3,4528 |
0,1188 |
|
|
|
|
|
|
|
|
|
|
1-2 |
3,0725 |
0,1500 |
|
|
|
|
|
|
|
|
|
|
13-14 |
2,6608 |
0,2000 |
|
|
|
|
|
|
|
|
|
|
1-14 |
1,7380 |
0,4688 |
|
|
|
|
|
|
|
|
|
|
Σ - wypadkowy otwór równoznaczny lub opór właściwy
|
Prawa strona schematu kanonicznego sieci wentylacyjnej
|
Lewa strona schematu kanonicznego sieci wentylacyjnej
|
Wypadkowy (uproszczony) schemat kanoniczny sieci wentylacyjnej
Tabela 3. Zestawienie parametrów
Parametr |
Symbol |
Wartość |
Jednostka |
Opór wypadkowy sieci |
Rw |
0,4688 |
kg/m7 |
Otwór równoznaczny sieci |
Ae |
1,7380 |
m2 |
Spiętrzenie wentylatora |
∆Pc |
1680 |
Pa |
Strumień objętości powietrza |
|
59,8650 |
m3/s |