صفحه 1:
Water
Cooling
Calculation
3
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صفحه 2:
COOLING TANKS AND STRUCTURES
GENERAL POINTS
SRB coerce matin ce acs
0
[0 mecca titessnt nt
06 وعقعيد لعدممعة فط تزلده غقطا لع أمعممة 1635 .2
عه علصمة
0000 Ce etek CRUE
عطا ها موق
لت
لعتاصجة فط عونو وصتاممء للنامطة غصتوععة مم م0 .3
to a floating
roof so as to avoid the tipping of the roof.
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0 0متننومر
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صفحه 3:
FORMULA FOR WATER COOLI qd)
FIXED ROOF TANKS
1/3 of total tank surface at a rate of 10 litres,
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ا ل 0
a ور
3
ELOATING ROOF TANKS
وغه ممم ومتفساءعة روعمتعيد علهما لهام 2ه 1/3
as 0 0000 0 مهم
5 01000
xdh(side) x10 = Litres per minute
3
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Erte
Premera CE om sian ert)
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صفحه 4:
۲01/۲۲۲۸ ۳۵1۴ ۷۷۸۲۲: 0001
@)
Crude Oil Tank (15m High x 15m Diameter)
707x10 = 2356 Litres per minute
3
Naptha Tank (12m High x 6m Diameter)
28 + 22617510 = 847 Litres per
بصن
35
00 ال Obs B DT Tecan
14m High)
113 + 528x 10 = 2137 Litres per
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الاين
oo
صفحه 5:
Foam
Requireme
۴
Calculation
5
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صفحه 6:
FOAM CALCULATION (1)
V=AxRxCxT
100
V = MINIMUM foam concentrate. (in litres )
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R = Rate of application of foam SOLUTION. (litres per
square metre, وم
Batre)
Cee ea oct CREB)
oa ee ccc Mec ent com TEC ا
minimum time)
UT, ل
اس
A = area of application (d? x 0.8)
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neta ا 00
فندة ee eet eee ene اك
صفحه 7:
FOAM CALCULATION (2)
Consider water requirements.
Your calculation for foam will have used 3 or 6 % in
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ا ل ا
ا ل 0
000
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cca
م
Answer from foam calculation x 97 = litres of
ان
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صفحه 8:
۴0۸/۱۷۲ ۸۲۱ (3)
Crude Oil Tank ( 15m High x 15m Diameter)
V=AxRxCxT
100
=177x6.5x3x60 = (2070.9) 2071
Litres
100
Water requirements
2071 x97 = 66,962 Litres
3
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صفحه 9:
FOAM CALCULATI! (C5)
Naptha Tank ( 12m High x 6m Diameter)
V=AxRxCxT
100
28x6.5x3x60
100
= 328 Litres
Water requirements
328x97 = 10,605 Litres
3
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