Chow, Ven Te, Handbook of Applied Hydrology, McGraw-Hill, 1964. FRICTION FACTOR f 08 07 06 Find the Q and V at the exit. Include friction losses (e.g., REAL fluid case) but ignore minor losses. Absolute Roughness e = 1.5 mm (See Moody Diagram next sheet) FE Manual Moody Diagram .05 .04 02 01 D 0.1 0.2 LAMINAR CRITICAL FLOW ZONE 0.4 0.6 0.8 1 LAMINAR FLOW CRITICAL Re f-64/Re GLASS, DRAWN BRASS, COPPER, LEAD COMMERCIAL STEEL, WROUGHT IRON ASPHALTED CAST IRON GALVANIZED IRON CAST IRON CONCRETE RIVETED STEEL 6 8 10³ 2 TRANSITION ZONE: 4 2 0.0006 -0.003 0.001 -0.01 0.003 -0.03 -0.2 CORRUGATED METAL PIPE 0.1 LARGE TUNNEL, CONCRETE OR STEELLINED 0.002 -0.004 BLASTED ROCK TUNNEL 1.0 -2.0 6 8 10 zIN FT SMOOTH 0.0001 -0.0003 0.0002 -0.0006 0.0002 -0.0008 410.0 feet 2 8" Dia. VALUE OF VD FOR WATER AT 60°F (V IN FPS, D IN INCHES) 6 8 10 2 4 6 8 10² 2 6 8 10³ 50' 6 8 105 2 UGH PIPES 6 REYNOLDS NUMBER 8 10 2 VD Re= 00002 IT 300001 6 8 107 2 372.5 feet 4 6 8 10 .05 04 .03 .02 4 6 8 10 015 .010 008 .006 .004 002 0010 0008 .0006 .0004 .0002 RELATIVE ROUGHNESS FLOW IN CLOSED CONDUITS .00010 .00006 .00004
Chow, Ven Te, Handbook of Applied Hydrology, McGraw-Hill, 1964. FRICTION FACTOR f 08 07 06 Find the Q and V at the exit. Include friction losses (e.g., REAL fluid case) but ignore minor losses. Absolute Roughness e = 1.5 mm (See Moody Diagram next sheet) FE Manual Moody Diagram .05 .04 02 01 D 0.1 0.2 LAMINAR CRITICAL FLOW ZONE 0.4 0.6 0.8 1 LAMINAR FLOW CRITICAL Re f-64/Re GLASS, DRAWN BRASS, COPPER, LEAD COMMERCIAL STEEL, WROUGHT IRON ASPHALTED CAST IRON GALVANIZED IRON CAST IRON CONCRETE RIVETED STEEL 6 8 10³ 2 TRANSITION ZONE: 4 2 0.0006 -0.003 0.001 -0.01 0.003 -0.03 -0.2 CORRUGATED METAL PIPE 0.1 LARGE TUNNEL, CONCRETE OR STEELLINED 0.002 -0.004 BLASTED ROCK TUNNEL 1.0 -2.0 6 8 10 zIN FT SMOOTH 0.0001 -0.0003 0.0002 -0.0006 0.0002 -0.0008 410.0 feet 2 8" Dia. VALUE OF VD FOR WATER AT 60°F (V IN FPS, D IN INCHES) 6 8 10 2 4 6 8 10² 2 6 8 10³ 50' 6 8 105 2 UGH PIPES 6 REYNOLDS NUMBER 8 10 2 VD Re= 00002 IT 300001 6 8 107 2 372.5 feet 4 6 8 10 .05 04 .03 .02 4 6 8 10 015 .010 008 .006 .004 002 0010 0008 .0006 .0004 .0002 RELATIVE ROUGHNESS FLOW IN CLOSED CONDUITS .00010 .00006 .00004
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Chow, Ven Te, Handbook of Applied Hydrology, McGraw-Hill, 1964.
FRICTION FACTOR f
08
07
Find the Q and V at the exit. Include friction losses (e.g.,
REAL fluid case) but ignore minor losses. Absolute
Roughness e = 1.5 mm (See Moody Diagram next sheet)
FE Manual Moody Diagram
06
.05
.04
03
02
01
0.1
0.2
CLAMINAR CRITICAL
FLOW ZONE
LAMINAR
FLOW
f-64/Re
0.4 0.6 0.8 1
6 8 10³
2
TRANSITION ZONE
CRITICAL Re
2
GLASS, DRAWN BRASS, COPPER, LEAD
COMMERCIAL STEEL, WROUGHT IRON
ASPHALTED CAST IRON
GALVANIZED IRON
CAST IRON
CONCRETE
RIVETED STEEL
-0.03
CORRUGATED METAL PIPE
-0.2
LARGE TUNNEL, CONCRETE OR STEEL LINED 0.002 -0.004
BLASTED ROCK TUNNEL
1.0
<-2.0
4 6
8 10
ZIN FI
SMOOTH
410.0 feet
0.003
0.1
0.0001 -0.0003
0.0002 -0.0006
0.0002 -0.0008
0.0006 -0.003
0.001
-0.01
2
8" Dia.
VALUE OF VD FOR WATER AT 60°F (V IN FPS, DIN INCHES)
4 6 8 10
2 4 6 8 10²
2
4 6 8 10³
50'
COMPLETE TURBULENCE ROUGH PIPES
SMOOTH PIPES
4 6 8 105
2 4 6 8 10⁰
VD
REYNOLDS NUMBER Re=
V
2
3
00002
00001 6 8 10
372.5 feet
2
4 6 8 104
|||||||
.05
04
03
.02
.015
010
008
.006
.004
.002
.0010
.0008
.0006
.0004
.0002
RELATIVE
FLOW IN CLOSED CONDUITS
2 4 6 8 108
ROUGHNESS
00010
.00006
.00004
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