Profil Hidrolis
Profil hidrolis ditentukan berdasarkan tinggi muka air (E) tiap unit. Pada lokasi i nstalasi, profil hidrolis ditentukan berdasarkan perhitungan mundur dari unit reservoir.
Reservoir
ER = Elevasi tanah – freeboard freeboard = +738,74 m – 0,2 0,2 m = +783,54 m
Menara Air
Em = 6 m
Filtrasi
Ef = ER + ΔHoutlet filtrasi + ΔH proses fluidisasi + Hair maks + Hmedia = +738,54 m + 0,9393 m + 0,282 m + 1 m + 1,35 m = +741,465 m
Sedimentasi
Eout = Ef + ΔH inlet filtasi = +741,465 m + 0,3049 m = +741,77 m Eawal outlet = Eoutlet + ΔHoutlet = +741,7708 m + 4,42 x 10 -4 m = +741,7712 m E sal pelimpah = E awal outlet – H H awal outlet + H sal pelimpah + Tinggi terjunan = +741,7712 m – 0,4 0,4 m + 0,8 m + 0,1 m = +742,27 m Esed = Esal pelimpah + Freeboardsal pelimpah + Hair di pelimpah = +742,27 m + 0,22 m + 0,589 m = +743,0802 m Einlet = Esed + ΔHorifice = +743,08 m + 6,31 x 10 -3 m = +743,086 m Esal inlet = Einlet + ΔHsal inlet + ΔHpintu air = +743,086 m + 4,42 x 10 -4 m + 0,3049 m = +743,39 m
Flokulasi
Eujung outlet = Esal inlet sed = +743,39 m Eawal outlet = Eu jung outlet + ΔHoutlet
= +743,39 m + 0,1356 m = +743,52 m Ekompartemen2 = Eawal outlet + ΔHk ompartemen2 = +743,52 m + (0,0592 m + 0,0373 m + 0,0219 m) = +743,645 m Ekompartemen1 = Ekompartemen2 + ΔHkompartemen1 = +743,645 m + (0,178 m + 0,133 m + 0,128 m + 0,00482 m) = +743,917 m Einlet = Ekompartemen1 + ΔH pintu air = +743,917 m + 0,6643 m = +744,576 m
Koagulasi
E bak = Einlet flokulasi = +744,576 m Eterjunan = E bak + ΔH = +744,576 m + 1,829 m = +746,4 m Einlet = Eterjunan + ΔH inlet = +789,158 m + 0,009896 m = +746,415 m
Pre Klor
E bak = Einlet koagulasi = +746,415 m Eterjunan = E bak + ΔH = +789,285 m + 1,829 m = +748,24 m Einlet = Eterjunan + ΔH inlet = +748,24 m + 0,008989 m = +748,25 m
Bak Penenang
Esetelah V-notch = Einlet preklorinasi = +748,25 m E bak = Esetelah V-notch + HV-notch + freeboard = +748,25 m + 0,52 m + 0,6 m = +749,372 m
Pada lokasi intake profil hidrolis ditentukan mulai dari titik pengambilan air.
Saluran Intake
Einlet = Eair rata-rata = +738,74 m Esblm barscreen = Einlet – ΔH sal inlet barscreen = +738,74 m – 0,0011 m = +738,73 m Essdh barscreen = Esblm barscreen – ΔH barscreen = +738,73 m – 1,89 x 10 -2 m = +738,72 m Esblm pintu air = Essdh barscreen – ΔH barscreen-pintu air = +738,72 m – 2,21 x 10 -3 m = +738,71 m Essdh pintu air = Esblm pintu air – ΔH pintu air = +738,72 m – 0,168 m = +738,549 m Eoutlet = Essdh pintu air – ΔH pintu air-outlet = +738,54 m – 2,21 x 10 -3 m = +738,547 m
Bak Pengumpul
E bak = Eoutlet saluran intake = +738,547 m