Irigasi Saluran Primer R1S1 Kp
4
Dimensi Saluran R1S1 Kp 0.264 m = 1 b/h = 1 b=h # V rencana 0,30-0,35 K = 35 V rencan 0.35 A = (b+ mh) h (b+ 1.h) h # A = 0.754 # P = # Q = V.A A = Q/V 0.264 0.35 # T = b+2.m.h 0.754 0,65+2.1.0, 0.38 1.95 h = 0.61 b = h b = 0,61 m h dihitung lagi utk yg trapesium simetris A = (b+m.h)h Q A.V 0,75 = (0,65+1.h)h 0,264 = A. 0,35 0,75 = A 0.754 h = 0.65 # Rumus STRIKLER V = R = A 0,35 = P 0,35 = 0.022 I = 0.0004 0.754 0.303 V D = A T Q = 264 l/det m 3 /det 2h 2 bh + h 2 2.(0,61) 2 h 2 + h 2 2h 2 b+2h √m 2 +1 h+2h √1 2 +1 h+2h√2 2h 2 = 2h 2 = h 2 = # direncanakan b saluran = 0,65 m. 0,65h+h 2 K R 2/3 I 1/2 35.(0,303) 2/3 I 1/2 15,789 I 1/2 2h 2 I 1/2 = h+2h √2 0,65+2.0,65 # FR = √g.D
Transcript of Irigasi Saluran Primer R1S1 Kp
Dimensi Saluran R1S1 Kp
0.264m = 1b/h = 1 b=h # V rencana 0,30-0,35K = 35 V rencana 0.35A = (b+ mh) h
(b+ 1.h) h # A =
0.754
# P = # Q = V.A
A = Q/V0.264
0.35 # T = b+2.m.h0.754 0,65+2.1.0,65
0.38 1.95h = 0.61b = hb = 0,61 m
h dihitung lagi utk yg trapesium simetrisA = (b+m.h)h Q = A.V0,75 = (0,65+1.h)h 0,264 = A. 0,350,75 = A = 0.754h = 0.65
# Rumus STRIKLERV = R = A0,35 = P0,35 =
0.022I = 0.0004
0.754
0.303
V D = AT
Q = 264 l/det = m3/det
2h2
bh + h2 2.(0,61)2
h2 + h2 m2
2h2
b+2h √m2+1h+2h √12+1h+2h√2
2h2 =
2h2 = h2 =
# direncanakan b saluran = 0,65 m.
0,65h+h2 m2
K R 2/3 I 1/2
35.(0,303)2/3 I1/2 15,789 I1/2 2h 2
I 1/2 = h+2h √2
0,65+2.0,65 √2
# FR = √g.D
0.35 0.754√9,8. 0,387 1.95
0.18 < 1 (ok) 0.387
T = 1,95 m
h = 0,65 m
b = 0,65 m
h = 0,65 m
