ÇATILARDA SİFONİK SİSTEM İÇİN HESAP TAPLOLARI
PVC BORU 50 70 100 125 150 200 250 300 FİTTİNGS EŞDEĞER UZUNLUK
Süzgeç Bağlantı 4.2 5.6





Dirsek Kaybı 45 0.5 0.8 1.3 1.6 2.1


Te Bağlantı Kaybı 1.6 2.4 3.9 4.7 6.3


Yağış Miktarı Formül QT= A x r x W Qt=Çatı Alanı r= Toplam Yağış Miktarı (Türkiyede 0,03-0,06 lt/sn arası değişmektedir )
W katsayısı %15 ve üzerindeki eğimli çatılarda 1 olarak ,daha az eğimli çatılarda ise 0,8 olarak alınır. Çakıllı ve topraklı çatılarda bu katsayı 0,5 olarak alınır.
SÜRTÜNME KAYBI FORMÜLÜ
P (cmss) = 6.05 x
Q^1,85 x 10^8 x 1,33
C^1,85 x D(mm)^4,87
PVC için sürtünme katsayı C=150 1,33 düzeltme katsayısı Debi : Q= lt/dk Boru İç Çapı D= mm
SÜRTÜNME KAYBI TABLOSU 1 bar = 10 mss = 1000 cmss
BORU 50 HIZ (m/s) 70 HIZ (m/s) 100 HIZ (m/s) 125 HIZ (m/s) 150 HIZ (m/s) 200 HIZ (m/s) 250 HIZ (m/s)
DIŞ ÇAP 50 75 110 125 160 200 250
İÇ ÇAP 44 69 103.6 118.6 152 190.2 237.6
DEBİ (lt/sn) cmss cmss cmss cmss cmss cmss cmss
1 1.5 0.7 0.2 0.3









2 5.3 1.3 0.6 0.5 0.1 0.2 0.0






3 11.2 2.0 1.2 0.8 0.2 0.4 0.1 0.3 0.0 0.2



4 19.0 2.6 2.1 1.1 0.3 0.5 0.2 0.4 0.0 0.2



5 28.8 3.3 3.2 1.3 0.4 0.6 0.2 0.5 0.1 0.3



6 40.3 3.9 4.5 1.6 0.6 0.7 0.3 0.5 0.1 0.3



7 53.6 4.6 6.0 1.9 0.8 0.8 0.4 0.6 0.1 0.4



8 68.6 5.3 7.7 2.1 1.1 0.9 0.5 0.7 0.2 0.4



9 85.3 5.9 9.5 2.4 1.3 1.1 0.7 0.8 0.2 0.5



10 103.7 6.6 11.6 2.7 1.6 1.2 0.8 0.9 0.2 0.6



11 123.7 7.2 13.8 2.9 1.9 1.3 1.0 1.0 0.3 0.6



12 145.3 7.9 16.2 3.2 2.2 1.4 1.2 1.1 0.3 0.7



13 168.5 8.6 18.8 3.5 2.6 1.5 1.3 1.2 0.4 0.7



14 193.3 9.2 21.6 3.7 3.0 1.7 1.5 1.3 0.5 0.8



15 219.6 9.9 24.5 4.0 3.4 1.8 1.8 1.4 0.5 0.8 0.2 0.5

16

27.7 4.3 3.8 1.9 2.0 1.4 0.6 0.9 0.2 0.6

17

30.9 4.5 4.3 2.0 2.2 1.5 0.7 0.9 0.2 0.6

18

34.4 4.8 4.8 2.1 2.5 1.6 0.7 1.0 0.2 0.6

19

38.0 5.1 5.3 2.3 2.7 1.7 0.8 1.0 0.3 0.7

20

41.8 5.4 5.8 2.4 3.0 1.8 0.9 1.1 0.3 0.7

21

45.7 5.6 6.3 2.5 3.3 1.9 1.0 1.2 0.3 0.7

22

49.9 5.9 6.9 2.6 3.6 2.0 1.1 1.2 0.4 0.8

23

54.1 6.2 7.5 2.7 3.9 2.1 1.2 1.3 0.4 0.8

24

58.6 6.4 8.1 2.8 4.2 2.2 1.3 1.3 0.4 0.8 0.1 0.5
25

63.2 6.7 8.7 3.0 4.5 2.3 1.3 1.4 0.5 0.9 0.2 0.6
26

67.9 7.0 9.4 3.1 4.9 2.4 1.5 1.4 0.5 0.9 0.2 0.6
27

72.8 7.2 10.1 3.2 5.2 2.4 1.6 1.5 0.5 1.0 0.2 0.6
28

77.9 7.5 10.8 3.3 5.6 2.5 1.7 1.5 0.6 1.0 0.2 0.6
29

83.1 7.8 11.5 3.4 5.9 2.6 1.8 1.6 0.6 1.0 0.2 0.7
30

88.5 8.0 12.2 3.6 6.3 2.7 1.9 1.7 0.6 1.1 0.2 0.7
31

94.0 8.3 13.0 3.7 6.7 2.8 2.0 1.7 0.7 1.1 0.2 0.7
32

99.7 8.6 13.8 3.8 7.1 2.9 2.1 1.8 0.7 1.1 0.2 0.7
33

105.6 8.8 14.6 3.9 7.5 3.0 2.3 1.8 0.8 1.2 0.3 0.7
34

111.5 9.1 15.4 4.0 8.0 3.1 2.4 1.9 0.8 1.2 0.3 0.8
35

117.7 9.4 16.3 4.2 8.4 3.2 2.5 1.9 0.8 1.2 0.3 0.8
36

124.0 9.6 17.1 4.3 8.9 3.3 2.6 2.0 0.9 1.3 0.3 0.8
37

130.4 9.9 18.0 4.4 9.3 3.4 2.8 2.0 0.9 1.3 0.3 0.8
38



18.9 4.5 9.8 3.4 2.9 2.1 1.0 1.3 0.3 0.9
39



19.9 4.6 10.3 3.5 3.1 2.2 1.0 1.4 0.3 0.9
40



20.8 4.7 10.8 3.6 3.2 2.2 1.1 1.4 0.4 0.9
41



21.8 4.9 11.3 3.7 3.4 2.3 1.1 1.4 0.4 0.9
42



22.8 5.0 11.8 3.8 3.5 2.3 1.2 1.5 0.4 0.9
43



23.8 5.1 12.3 3.9 3.7 2.4 1.2 1.5 0.4 1.0
44



24.8 5.2 12.9 4.0 3.8 2.4 1.3 1.5 0.4 1.0
45



25.9 5.3 13.4 4.1 4.0 2.5 1.3 1.6 0.5 1.0
46



27.0 5.5 14.0 4.2 4.2 2.5 1.4 1.6 0.5 1.0
47



28.1 5.6 14.5 4.3 4.3 2.6 1.5 1.7 0.5 1.1
48



29.2 5.7 15.1 4.3 4.5 2.6 1.5 1.7 0.5 1.1
49



30.3 5.8 15.7 4.4 4.7 2.7 1.6 1.7 0.5 1.1
50



31.5 5.9 16.3 4.5 4.9 2.8 1.6 1.8 0.6 1.1
60



44.1 7.1 22.8 5.4 6.8 3.3 2.3 2.1 0.8 1.4
70



58.6 8.3 30.3 6.3 9.1 3.9 3.0 2.5 1.0 1.6
80



75.0 9.5 38.8 7.2 11.6 4.4 3.9 2.8 1.3 1.8
90





48.3 8.2 14.4 5.0 4.8 3.2 1.6 2.0
100





58.7 9.1 17.5 5.5 5.9 3.5 2.0 2.3
110





70.0 10.0 20.9 6.1 7.0 3.9 2.4 2.5
120







24.6 6.6 8.2 4.2 2.8 2.7
130







28.5 7.2 9.6 4.6 3.2 2.9
140







32.7 7.7 11.0 4.9 3.7 3.2
150







37.1 8.3 12.5 5.3 4.2 3.4
160







41.8 8.8 14.0 5.6 4.7 3.6
170







46.8 9.4 15.7 6.0 5.3 3.8
180







52.0 9.9 17.5 6.3 5.9 4.1
190







57.5 10.5 19.3 6.7 6.5 4.3
200









21.2 7.0 7.2 4.5
225









26.4 7.9 8.9 5.1
250









32.1 8.8 10.8 5.6
275









38.2 9.7 12.9 6.2
300











15.2 6.8
325











17.6 7.3
350











20.2 7.9
375











23.0 8.5
400











25.9 9.0
425











28.9 9.6