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Area, cm² (square inch)
400(27)
200(86)
000(55)
800(24)
600(93)
400(62)
200(3)
0
Cross section area, cm² (square inch)
200(86)
000(55)
800(24)
600(93)
400(62)
200(3)
0
50
(2.0)
Ex. 1
00
200
300
(34)
(268)
(402)
Ex. 1. Engine power = 294 kW (400 hp)
00
50
200
(3.9)
(5.9)
(7.9)
Ex. 1.
Air consumption duct diameter = 265 mm (10.4")
Ventilation duct diameter = 250 mm (9.8")
Engine room, ventilation and sound proofing
Fig. 1 Calculation of areas
400
500
(536)
(670)
Fig. 2. Conversion of area to diameter
Ex. 1
250
300
350
(9.8)
(.8)
(3.8)
1
2
600
700
kW
(804)
(939)
(Hp)
.
Combustion ducting
2.
Ventilation air,
inlet /outlet
400
450
500
ø mm
(5.7)
(7.7)
(9.6)
(ø inch)
73
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