perhitungan tugas besar irigasi

49
Peta 11 Luas Daerah Aliran Petak Tersier I 20.2275 2022750000 II 21.2043 2120430000 III 20.3443 2034430000 IV 14.9444 1494440000 V 17.9223 1792230000 Total 94.6428 9464280000 9464280000 Luas Daerah (Ha) 94.6428 946428 946428 94.6428 0.00000001 100000000 Ha Luas Daerah Aliran Ha 86.2466 862466 Luas Daerah Aliran Saluran Petak Kuarter BT-1 Kiri-Kanan 2.5781 257810000 BT-2 Kiri 2.7035 270350000 Kanan 2.4520 245200000 BT-3 Kiri 2.9887 298870000 BK-1 Kanan-Atas 2.9496 294960000 Kanan-Bawah 2.8837 288370000 BT-4 Kanan-Bawah 2.8708 287080000 BK-2 Kanan-Atas 2.8591 285910000 Kanan-Tengah 2.7754 277540000 BT-5 Kiri-Bawah 3.7557 375570000 Kanan-Bawah 4.5218 452180000 BK-3 Kiri-Atas 3.4626 346260000 Tengah 4.3767 437670000 Kanan-Atas 4.4042 440420000 BT-6 Kanan-Bawah 5.6903 569030000 BK-4 Kanan-Atas 5.4848 548480000 Kanan-Tengah 5.5768 557680000 BT-7 Kanan 4.0833 408330000 BT-8 Kiri 4.1251 412510000 BT-9 Kiri-Atas 6.2666 626660000 BK-5 Tengah 5.3320 533200000 Kanan-Bawah 4.1058 410580000 Total 86.2466 8624660000 cm 2 cm 2 (real) (cm 2 ) (m 2 ) 1 ha = cm 2 1 cm 2 = m 2 cm 2 cm 2 (real)

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TrasePeta 11Luas Daerah AliranPetak Tersiercm2cm2 (real)I20.22752022750000II21.20432120430000III20.34432034430000IV14.94441494440000V17.92231792230000Total94.642894642800009464280000Luas Daerah(cm2)(m2)(Ha)94.642894642894642894.64281 ha=0.00000001cm21 cm2 =100000000HaLuas Daerah AliranHam286.2466862466Luas Daerah AliranSaluranPetak Kuartercm2cm2 (real)HaBT-1Kiri-Kanan2.57812578100002.5781BT-2Kiri2.70352703500002.7035Kanan2.45202452000002.452BT-3Kiri2.98872988700002.9887BK-1Kanan-Atas2.94962949600002.9496Kanan-Bawah2.88372883700002.8837BT-4Kanan-Bawah2.87082870800002.8708BK-2Kanan-Atas2.85912859100002.8591Kanan-Tengah2.77542775400002.7754BT-5Kiri-Bawah3.75573755700003.7557Kanan-Bawah4.52184521800004.5218BK-3Kiri-Atas3.46263462600003.4626Tengah4.37674376700004.3767Kanan-Atas4.40424404200004.4042BT-6Kanan-Bawah5.69035690300005.6903BK-4Kanan-Atas5.48485484800005.4848Kanan-Tengah5.57685576800005.5768BT-7Kanan4.08334083300004.0833BT-8Kiri4.12514125100004.1251BT-9Kiri-Atas6.26666266600006.2666BK-5Tengah5.33205332000005.332Kanan-Bawah4.10584105800004.1058Total86.2466862466000086.2466

Re15 hariData Curah HujanBulanJanuariFebruariMaretAprilMeiJuniJuliAgustusSeptemberOktoberNovemberDesemberJumlah hari151515151515151515151515Data Hujan dipakai per periode199025411468822300000542391 periode = 15 hari1991254114688223000005423919922072422482320361192368562681993115138103225570026651081994943071601593612000026297199515134618586987530012191415199619017289000191090757306199788152131041720000320141199814222718918277507720020104115199919212543187911621200260293Total1687193711661339281228181140251168872421Rata-rata168.70193.70116.60133.9028.1022.8018.1014.002.5011.6088.70242.10Standar Deviasi60.5783.1475.2074.6831.7327.9226.6434.007.2320.8677.2796.97K-0.842-0.842-0.842-0.842-0.842-0.842-0.842-0.842-0.842-0.842-0.842-0.842XT = X + K.SD117.70123.7053.2871.021.380.000.000.000.000.0023.64160.45CH (mm/hari)7.858.253.554.730.090.000.000.000.000.001.5810.70BulanHari HujanJanuariFebruariMaretAprilMeiJuniJuliAgustusSeptemberOktoberNovemberDesember1990151466100000510199115146610000051019921014141202323105101993106911230011513199481412631000027199510151383540018131996995000230151319977103921000241019987913873310412919991111712612100139Rata-rata10129832110261015 HariRankJanuariFebruariMaretAprilMeiJuniJuliAgustusSeptemberOktoberNovemberDesemberProbabilityJumlah hari15151515151515151515151512543462482329187771092368260415922543071892257750532022019130618320724218518736362190121042972741922271601822320192076529336519017210315923161100657268456151152891041712000356239557142138688697000054239648115125688250000054141739941144382000000261158210881141300000002010891R50 (mm/bln)17116296132201460055725450R80 (mm/bln)9811648821000003212080JanuariFebruariMaretAprilMeiJuniJuliAgustusSeptemberOktoberNovemberDesemberQ50 (l/s)85.180.947.965.610.07.02.70.00.02.228.2126.5Q80 (l/s)49.058.024.040.90.50.00.00.00.00.015.860.0I0.75JanuariFebruariMaretAprilMeiJuniJuliAgustusSeptemberOktoberNovemberDesemberRe 509.0938.6405.1207.0131.0670.7470.2930.0000.0000.2403.01313.520palawijaRe 804.5835.4232.2403.8270.0470.0000.0000.0000.0000.0001.4755.609padi

Re

Re 50Bulan ke-Re 50

Penman

Re 80Bulan ke-Re 80Re 80

MockData KlimatologiBulanTemperatur (0C)Kelembapan Udara (%)Penyinaran Matahari (%)Kecepatan Anginea (mbar)W(1-W)f (t) (mbar)ed (mbar)ea-ed (mbar)f (ed)Ra (mm/hari)Rs (mm/hari)f (n/N)f (u) (m/det)Rnl (mm/hari)Rns (mm/hari)Rn (mm/hari)CEto (mm/hari)knotkm/hariJanuari23.2580.8432.396.37282.98628.5380.72380.277515.25023.0695.4680.12915.956.5700.3911.0340.7684.9284.1601.105.038Februari20.9583.9327.505.04223.82724.8320.69910.300914.79120.8413.9910.13916.056.2190.3480.8740.7154.6653.9491.104.192Maret23.4077.5573.065.55246.61528.7940.72600.276015.27922.3306.4650.13215.559.5680.7580.9361.5297.1765.6471.005.770April22.7080.1761.905.61249.22627.5950.71700.283015.14122.1225.4730.13314.558.1410.6570.9431.3246.1064.7820.904.400Mei23.4874.5281.615.55246.61528.9470.72730.275215.29721.5707.3770.13613.258.7190.8350.9361.7326.5404.8080.904.857Juni22.0270.3391.205.53245.94626.4330.71020.289815.00418.5917.8420.15012.608.8960.9210.9342.0766.6724.5950.904.848Juli21.6865.9781.585.90262.38725.9260.70680.293214.93717.1038.8230.15812.908.4870.8340.9781.9696.3654.3960.905.074Agustus21.7065.3286.426.52289.62925.9450.70700.293014.93916.9488.9970.15913.859.4470.8781.0522.0837.0855.0021.006.310September22.0162.7097.176.24277.41726.4110.71010.289915.00116.5609.8510.16114.9511.0010.9751.0192.3538.2515.8981.107.808Oktober23.9364.6581.586.33281.50429.7200.73390.270715.38519.21310.5080.14715.7510.3620.8341.0301.8887.7715.8831.107.973November23.6480.6058.033.87171.86629.2230.72960.273615.32823.5545.6690.12615.908.5890.6220.7341.2066.4415.2351.105.454Desember24.2377.3949.484.21187.05230.2680.73730.267715.45823.4246.8440.12715.857.8840.5450.7751.0715.9134.8421.105.489DataAngka koreksi (c) bulananBulanLintang UtaraLintang SelatanSuhu (C)ea (mbar)w1-wf(t)Bulanc542024681020.023.400.6800.32014.60Januari1.1Januari1314.314.71515.315.515.816.116.121.024.900.7000.30014.80Pebruari1.1Pebruari141515.315.515.715.81616.11622.026.400.7100.29015.00Maret1Maret1515.515.615.715.715.615.615.515.323.028.100.7200.28015.20April0.9April15.115.515.315.315.114.914.714.41424.029.850.7350.27015.40Mei0.9Mei15.314.914.614.414.113.813.413.112.624.230.210.7370.26815.45Juni0.9Juni1514.414.213.913.513.212.812.412.624.430.570.7390.26615.50Juli0.9Juli15.114.614.314.113.713.413.112.711.824.630.940.7410.26415.55Agustus1Agustus15.315.114.914.814.514.31413.712.224.831.310.7430.26215.60September1.1September15.115.315.315.315.215.11514.913.325.031.690.7450.26015.65Oktober1.1Oktober15.715.115.315.415.515.615.715.814.625.232.060.7470.25815.70Nopember1.1Nopember14.814.514.815.115.315.515.81615.625.432.450.7490.25615.75Desember1.1Desember14.614.114.414.815.115.415.7161625.632.830.7510.25415.8025.833.220.7530.25215.851 knot44.44800km/day26.033.620.7550.25015.9026.234.020.7570.24815.9426.434.420.7590.24615.9826.634.830.7610.24416.0226.835.250.7630.24216.0627.035.660.7650.24016.1027.236.090.7670.23816.1427.436.500.7690.23616.1827.636.940.7710.23416.2227.837.370.7730.23216.2628.037.810.7750.23016.3028.238.250.7770.22816.3428.438.700.7790.22616.3828.639.140.7810.22416.4228.839.610.7830.22216.4629.040.060.7850.22016.5030.042.400.780.22016.70

Mock

Evapotranspirasi GadunganBulanETo (mm/hari)

PolaTanamAnalisa Ketersediaan Air dengan Metoda FJ Mock Rata-rataBulanJanuariFebruariMaretAprilMeiJuniJuliAgustusSeptemberOktoberNovemberDesemberJumlah hari dalam satu bulann151515151515151515151515IDATA METEOROLOGI1Hujan bulanan rata-rata (R)mm/15hr168.70193.70116.60133.9028.1022.8018.1014.002.5011.6088.70242.102Hari hujan bulanan rata-rata (n)hari101298321102610IIEVAPOTRANPIRASI (Eto)mm/15hr75.5662.8886.5566.0072.8572.7276.1194.65117.12119.5981.8182.34Rata284.01IIIEVAPOTRANPIRASI AKTUAL (Ea)3Perm. Lahan yang diolah (m)%4040404040404040404040404DE/Eto = (m/20) (18-n)%0.160.130.180.200.310.330.330.350.350.320.230.155DE = Eto x (m/20) (18-n)mm/15hr0.120.080.160.130.230.240.250.330.410.390.190.136Ea = Eto - DEmm/15hr75.4562.8086.3965.8772.6272.4875.8694.32116.71119.2081.6282.21IVKESEIMBANGAN AIR7Water Surplus (WS) = (R - Ea)mm/15hr93.25130.9030.2168.03-44.52-49.68-57.76-80.32-114.21-107.607.08159.898Kandungan Air Tanah (SS)mm/15hr0.000.000.000.00-44.52-49.68-57.76-80.32-114.21-107.600.000.009Kapasitas Kelembaban Tanah (SMC)mm/15hr200.00200.00200.00200.00200.00200.00200.00200.00200.00200.00200.00200.0010Kelebihan Air (Ws) = (WS - SS)mm/15hr93.25130.9030.2168.030.000.000.000.000.000.007.08159.89VRUN OFF WATER STORAGE11Faktor i0.40.40.40.40.40.40.40.40.40.40.40.40.412Faktor k0.60.60.60.60.60.60.60.60.60.60.60.60.613Infiltrasi (ln) = (Ws x Faktor i)mm/15hr37.30252.36012.08527.2130.0000.0000.0000.0000.0000.0002.83163.95514Vol. Air Tanah (G) = 0,50 x In (1+k)-29.84141.8889.66821.7700.0000.0000.0000.0000.0000.0002.26551.16415L = k x (Vn - 1)-60.0053.9057.4840.2937.2322.3413.408.044.832.901.742.4016Volume Penyimpanan (Vn) = (G + L)mm/15hr89.84195.79267.14462.05737.23422.34013.4048.0434.8262.8954.00253.56617DVn = Vn - (Vn - 1)mm/15hr-10.1595.951-28.649-5.087-24.823-14.894-8.936-5.362-3.217-1.9301.10749.56318Base Flow (BF) = (In - DVn)mm/bln47.46046.40840.73432.30024.82314.8948.9365.3623.2171.9301.72414.39219Direct Run Off (DR) = (Ws - In)mm/bln55.95278.53918.12840.8200.0000.0000.0000.0000.0000.0004.24795.93320Run Off Bulanan (TRo) = (BF + DR)mm/bln103.413124.94858.86273.12024.82314.8948.9365.3623.2171.9305.971110.32521Catchment Area (A)Ha86.2586.2586.2586.2586.2586.2586.2586.2586.2586.2586.2586.2522Debit Aliran Sungai = (Tro x A)m3/bln89190.0107763.350766.763063.221408.712845.27707.14624.32774.61664.75150.095151.6m3/det0.068820.083150.039170.048660.016520.009910.005950.003570.002140.001280.003970.07342l/det68.81983.15139.17248.66016.5199.9115.9473.5682.1411.2853.97473.419l/det83.151Sumber : PerhitunganParameter terpakai :- m = 30 - 50% untuk lahan pertanian- Koefisien infiltrasii =0.4yang diolah.- Faktor resesi aliran air tanahk =0.6- Kapasitas kelembaban tanah SMC =200mm- Penyimpanan awal (initial storage)IS =60mm(Soil Moisture Contents)- m ditentukanm =40- Daerah Aliran Sungai =86.25HaKetentuan :m = prosentase lahan tak tertutup vegetasi, dari peta tata guna lahanm = 0% untuk lahan dg hutan lebatm= 0% pd akhir musim hujan, dan bertambah 10 % setiap bulan keing untuk lahan dg hutan sekunderm=10% - 40% untuk lahan yg tererosim= 30% - 50% untuk lahan pertanian yg diolah (mis: sawah, ladang)Musim kemarau m harus dibesarkan sekitar 10% dr musim hujanSMC = berdasarkan kondisi porositas lapisan tanah atas dari catchment area.SMC = 50 - 250 mm, kapasitas kandungan air dalam tanah per m2, porositas makin besar, SMC makin besar pulaSMC = 100 + 0.2 * hj rerata tahunankoefisien infiltrasi : tergantung kondisi porositas tanah dan kemiringan daerah pengaliranlahan yg porous infiltrasi besar, lahan yg terjal korf. Infiltrasi kecilbesar i < 1

NFR2Pola TanamPadiPadiPalawijaPadi1.101.101.051.050.950.00Palawija0.500.751.001.000.820.45Golongan ABulanNovemberDesemberJanuariFebruariMaretAprilMeiJuniJuliAgustusSeptemberOktoberPeriodeIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIC1LP1.11.11.051.050.950LP1.11.11.051.050.9500.50.75110.820.45C2LPLP1.11.11.051.050.950LPLP1.11.11.051.050.9500.50.75110.820.45C3LPLPLP1.11.11.051.050.950LPLPLP1.11.11.051.050.9500.50.75110.820.45CLPLPLP1.081.071.020.670.480LPLPLP1.081.071.020.670.480.420.750.920.940.760.640.45Golongan BCatatan :Karena grafik mulai naik pada November, sehingga Pola Tanam dimulai pada bulan November awal bulanBulanNovemberDesemberJanuariFebruariMaretAprilMeiJuniJuliAgustusSeptemberOktoberPeriodeIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIC1LP1.11.11.051.050.950LP1.11.11.051.050.9500.50.75110.820.45C2LPLP1.11.11.051.050.950LPLP1.11.11.051.050.9500.50.75110.820.45C30.45LPLPLP1.11.11.051.050.950LPLPLP1.11.11.051.050.9500.50.75110.82C0.45LPLPLP1.081.071.020.670.480LPLPLP1.081.071.020.670.480.41666666670.750.920.940.760.64Golongan CBulanNovemberDesemberJanuariFebruariMaretAprilMeiJuniJuliAgustusSeptemberOktoberPeriodeIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIC1LP1.11.11.051.050.950LP1.11.11.051.050.9500.50.75110.820.45C20.45LPLP1.11.11.051.050.950LPLP1.11.11.051.050.9500.50.75110.82C30.820.45LPLPLP1.11.11.051.050.950LPLPLP1.11.11.051.050.9500.50.7511C0.640.45LPLPLP1.081.071.020.670.480LPLPLP1.081.071.020.670.480.41666666670.750.920.940.76

NFR2

Re!#REF!Bulan ke-Re 80Re 80

SSI6.1554838715.6052.58774193554.16266666670.234838709700000.11290322582.61333333336.9367741935

Re 50Bulan ke-Re 80Re 80

DebitPERHITUNGAN KEBUTUHAN AIR IRIGASINo.BulanBe-Sat.DecJanFebMarAprMeiJunJulAugSepOctNovPeriodesaranIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII1Pola tata tanam2Koefisien tanamank1.1001.1001.0501.0500.9500.0001.1001.1001.0501.0500.9500.0000.5000.7501.0001.0000.8200.4500.0002. Dari tabel/ grafik1.1001.1001.0501.0500.9500.0001.1001.1001.0501.0500.9500.0000.5000.7501.0001.0000.8200.0001.1001.1001.0501.0500.9500.0001.1001.1001.0501.0500.9500.0000.5000.7501.0001.0000.0000.0003Rata-rata koefisien tanaman1.1001.1001.0831.0671.0170.6670.4750.0001.1001.1001.0831.0671.0170.6670.4830.4170.7500.9170.9400.7570.0000.0003. Rerata koefisien tanaman4Evaporasi potensialEtomm/hr5.4895.4895.0385.0384.1924.1925.7705.7704.4004.4004.8574.8574.8484.8485.0745.0746.3106.3107.8087.8087.9737.9735.4545.4544. Perhitungan evaporasi5Kebt. air konsumtifETcmm/hr6.0386.0385.4575.3734.2622.7952.7410.0000.0000.0005.3425.3425.2525.1715.1593.3833.0502.6295.8567.1577.4946.0330.0000.0005. [3] * [4]6Rasio luas kebt. air konsumtif0.2500.7501.0001.0001.0001.0000.7500.2500.0000.0000.2500.7501.0001.0001.0001.0001.0001.0001.0001.0001.0001.0000.7500.2506. Rasio luas yang ada tanamannya7Kebt. air konsumtif dg. rasio luasmm/hr1.5104.5295.4575.3734.2622.7952.0550.0000.0000.0001.3364.0075.2525.1715.1593.3833.0502.6295.8567.1577.4946.0330.0000.0007. [5] * [6]8Penggantian air karena Eto & PMmm/hr8.0388.0387.5417.5416.6116.6118.3478.3476.8406.8407.3427.3427.3337.3337.5827.5828.9418.94110.58910.58910.77010.7708.0008.0008. 1,1 *[4] + [13]9k0.9650.9650.9050.9050.7930.7930.8350.8350.6840.6840.7340.7340.7330.7330.7580.7580.8940.8941.0591.0591.0771.0770.9600.9609. [8] * waktu penyiapan lahan / S, dimana S = 250 mm/hari apabila tidak ada bero dan 300 mm/hari apabila ada bero10Pd12.98912.98912.66612.66612.07212.07214.74814.74813.80813.80814.11714.11714.11114.11114.26614.26615.12915.12916.21316.21316.33416.33412.96412.96410. {[8] * (2,718 ^ [9]} / {(2,718^[9] - 1}11Rasio luas penyiapan lahan0.7500.2500.0000.0000.0000.0000.0000.2500.7501.0000.7500.2500.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.2500.75011. Rasio luas Pd12Kebt.air penyp.lahan dg.rasio luasmm/hr9.7423.2470.0000.0000.0000.0000.0003.68710.35613.80810.5883.5290.0000.0000.0000.0000.0000.0000.0000.0000.0000.0003.2419.72312. [10] * [11]13PerkolasiPmm/hr2.0002.0002.0002.0002.0002.0002.0002.0002.0002.0002.0002.0002.0002.0002.0002.0002.0002.0002.0002.0002.0002.0002.0002.00013. Angka perkolasi14Penggantian lapisan genanganWLRmm/hr3.3003.3003.3003.3003.3003.3003.3003.3003.3003.30014. Ketetapan untuk WLR15Rasio luas penggant.lap.genangan0.2500.5000.5000.5000.2500.2500.5000.5000.5000.25015. Rasio luas WLR16Penggant.lap.genangan dg.rasio luasmm/hr0.8251.6501.6501.6500.8250.8251.6501.6501.6500.82516. [14] * [15]17Kebt. air di sawahmm/hr13.2529.7768.2829.0237.9126.4454.8805.68712.35615.80813.9249.5368.0778.8218.8097.0335.8754.6297.8569.1579.4948.0335.24111.72317. [7] + [12] + [13] + [16]18Curah hujan efektifRemm/hr2.8002.8002.8001.5002.6005.5008.3004.7007.2005.6006.0003.3002.4002.4000.0000.0000.0000.0000.0000.0000.0000.0000.0000.00018. Perhitungan curah hujan efektif19Kebt. bersih air di sawahNFRmm/hr10.4526.9765.4827.5235.3120.9450.0000.9875.15610.2087.9246.2365.6776.4218.8097.0335.8754.6297.8569.1579.4948.0335.24111.72319. [17] - [18], apabila hasilnya negatif = 020l/dt/ha1.2100.8070.6350.8710.6150.1090.0000.1140.5971.1810.9170.7220.6570.7431.0200.8140.6800.5360.9091.0601.0990.9300.6071.35720. [19] * 10000/ 86400Kebt. bersih air di sawah maksimuml/dt/ha1.35721Efisiensi Irigasie%80%80%80%80%80%80%80%80%80%80%80%80%80%80%80%80%80%80%80%80%80%80%80%80%21. Efisiensi irigasi22Kebt. air di saluran pengambilanl/dt/ha1.5121.0090.7931.0880.7690.1370.0000.1430.7461.4771.1460.9020.8210.9291.2741.0170.8500.6701.1371.3251.3741.1620.7581.69622. [20] * [21]Kebt. air di saluran pengambilan maksimuml/dt/ha1.696

PALAWIJAPADIPADIWLRWLRWLRWLRPdPdPd

RotasiSkema Saluran IrigasiB84.11BK5BT9B75.33B6T96.27A13A84.38B22.865.48A5A12A142.953.464.40B5A94.13BT82.78A4BK1BK3B32.99A6BK2BK45.58T82.88A1A2A3A10A11B42.582.702.45A73.764.524.08saluran sub tersier (ST)2.87B15.69BT7T1BT1BT2BT3BT4BT5BT6saluran tersier (T)T2T3T4T5T6T7SungaiNama PetakA1A2A3A4A5A6A7A8A9A10A11A12A13A14B1B2B3B4B5B6B7B8Luas Petak2.582.702.452.992.952.882.872.862.783.764.523.464.384.405.695.485.584.084.136.275.334.11

Analisa Debit & Dimensi Saluran Irigasi Saluran PembawaNoNama SaluranJenis SaluranLuas LayananNFREfisiensi SaluranQmkVhnbAhA'PRWiBR 2/3[1][2][3][4][5][6][7][8][9][10][11][12][13][14][15][17][18][19]haL/ha.sm3/sm/smmm2mm2mmmm/sm1T1Tersier86.251.6960.80.1831350.3080.4781.60.80.5930.5760.82.4170.3250.4440.0003472.8280.473QDebit2A1Kuarter2.581.6960.60.0071300.1720.1921.30.20.0430.1850.10.7690.1040.3460.0006721.3090.221ALuas Penampang Basah3T2Tersier83.671.6960.80.1771350.3070.4741.60.80.5790.5700.82.3920.3220.4430.0003482.8050.469mKemiringan Talud4A2Kuarter2.701.6960.60.0081300.1730.1941.30.30.0440.1880.10.7820.1050.3470.0006681.3200.223nPerhitungan nilai perbandingan5A3Kuarter2.451.6960.60.0071300.1700.1891.30.20.0410.1810.10.7550.1020.3450.0006761.2950.218hPerhitungan ketinggian air6T3Tersier78.521.6960.80.1661350.3030.4661.60.80.5490.5590.72.3400.3150.4400.0003502.7570.4637A4Kuarter2.991.6960.60.0081300.1760.2001.30.30.0480.1950.10.8120.1090.3490.0006591.3480.2298A5Kuarter2.951.6960.60.0081300.1760.1991.30.30.0470.1940.10.8080.1090.3490.0006611.3440.2289A6Kuarter2.881.6960.60.0081300.1750.1981.30.30.0470.1920.10.8010.1080.3480.0006631.3380.22710T4Tersier69.701.6960.80.1481350.2970.4501.60.70.4980.5370.72.2460.3020.4340.0003542.6700.45011A7Kuarter2.871.6960.60.0081300.1750.1971.30.30.0460.1920.10.8000.1080.3480.0006631.3370.22612A8Kuarter2.861.6960.60.0081300.1750.1971.30.30.0460.1920.10.7990.1080.3480.0006631.3360.22613A9Kuarter2.781.6960.60.0081300.1740.1961.30.30.0450.1900.10.7900.1060.3470.0006651.3280.22514T5Tersier61.191.6960.80.1301350.2900.4341.60.70.4480.5150.62.1470.2890.4290.0003582.5780.43715A10Kuarter3.761.6960.60.0111300.1840.2131.30.30.0580.2130.10.8820.1190.3530.0006411.4120.24216A11Kuarter4.521.6960.60.0131300.1900.2251.30.30.0670.2280.10.9430.1270.3570.0006271.4680.25317A12Kuarter3.461.6960.60.0101300.1810.2081.30.30.0540.2060.10.8560.1150.3520.0006481.3880.23718A13Kuarter4.381.6960.60.0121300.1890.2231.30.30.0660.2250.10.9320.1260.3560.0006291.4580.25119A14Kuarter4.401.6960.60.0121300.1890.2231.30.30.0660.2250.10.9340.1260.3560.0006291.4600.25120T6Tersier40.671.6960.80.0861350.2690.3861.50.60.3210.4490.51.8620.2510.4120.0003732.3150.39821B1Kuarter5.691.6960.60.0161300.1980.2401.40.30.0810.2480.11.0250.1380.3620.0006101.5430.26722B2Kuarter5.481.6960.60.0151300.1970.2371.30.30.0790.2440.11.0110.1360.3610.0006131.5310.26523B3Kuarter5.581.6960.60.0161300.1970.2391.40.30.0800.2460.11.0180.1370.3610.0006111.5370.26624T7Tersier23.921.6960.80.0511350.2440.3321.50.50.2080.3740.31.5450.2080.3930.0003942.0220.35225B4Kuarter4.081.6960.60.0121300.1860.2181.30.30.0620.2190.10.9090.1220.3550.0006351.4370.24726T8Tersier19.841.6960.80.0421350.2360.3151.40.50.1780.3500.31.4460.1950.3870.0004021.9310.33627B5Kuarter4.131.6960.60.0121300.1870.2191.30.30.0620.2200.10.9130.1230.3550.0006341.4400.24728T9Tersier5.691.6960.80.0121350.1880.2211.30.30.0640.2230.10.9240.1250.3560.0004641.4500.24929B6Kuarter6.271.6960.60.0181300.2020.2471.40.30.0880.2570.21.0610.1430.3640.0006031.5770.27430B7Kuarter5.331.6960.60.0151300.1960.2351.30.30.0770.2420.11.0010.1350.3600.0006151.5210.26331B8Kuarter4.111.6960.60.0121300.1870.2191.30.30.0620.2200.10.9110.1230.3550.0006341.4390.247Modulus Pembuang D(15) =R(n)t + n (I - ET - P) - SQd =1,62 x DM x A0,92=4.01l/s/ha=6.5041513888A0,92Analisa Debit & Dimensi Saluran Irigasi Saluran PembuangNoNama SaluranJenis SaluranLuas LayananQdmkVhnbAhFPRWiB[1][2][3][4][5][6][7][8][9][10][11][12][13][14][15][16]ham3/sm/smmm2mmmmmm/sm1dT1Tersier86.250.39271350.3540.5941.81.0601.1080.7341.3163.1350.4200.4830.000333.4942dkA1Kuarter2.580.01561300.1970.2381.30.3210.0790.2450.1381.0120.1370.3610.000611.5323dT2Tersier83.670.38191350.3530.5901.81.0481.0830.7271.2913.1050.4160.4820.000333.4674dkA2Kuarter2.700.01621300.1980.2401.40.3250.0820.2480.1431.0280.1390.3620.000611.5465dkA3Kuarter2.450.01481300.1950.2341.30.3150.0760.2400.1340.9950.1340.3600.000621.5166dT3Tersier78.520.36021350.3490.5801.81.0251.0330.7141.2423.0450.4080.4790.000333.4107dkA4Kuarter2.990.01781300.2020.2471.40.3360.0880.2570.1521.0630.1430.3640.000601.5798dkA5Kuarter2.950.01761300.2010.2461.40.3350.0870.2560.1511.0590.1430.3640.000601.5749dkA6Kuarter2.880.01721300.2010.2441.40.3320.0860.2540.1491.0500.1420.3630.000611.56710dT4Tersier69.700.32281350.3420.5621.70.9820.9440.6901.1542.9340.3930.4730.000333.30711dkA7Kuarter2.870.01721300.2000.2441.40.3320.0860.2540.1481.0490.1410.3630.000611.56612dkA8Kuarter2.860.01711300.2000.2441.40.3310.0850.2530.1481.0480.1410.3630.000611.56513dkA9Kuarter2.780.01671300.1990.2421.40.3280.0840.2510.1451.0380.1400.3630.000611.55514dT5Tersier61.190.28641350.3350.5431.70.9370.8560.6651.0652.8170.3780.4660.000333.19915dkA10Kuarter3.760.02201300.2100.2621.40.3620.1050.2780.1781.1470.1550.3690.000591.65616dkA11Kuarter4.520.02611300.2160.2751.40.3840.1200.2950.2001.2190.1640.3740.000581.72217dkA12Kuarter3.460.02041300.2070.2571.40.3520.0990.2700.1681.1160.1510.3670.000591.62718dkA13Kuarter4.380.02531300.2150.2731.40.3810.1180.2920.1961.2060.1630.3730.000581.71019dkA14Kuarter4.400.02541300.2150.2731.40.3810.1180.2920.1971.2080.1630.3730.000581.71220dT6Tersier40.670.19661350.3120.4881.70.8100.6290.5900.8262.4780.3330.4470.000342.88421dkB1Kuarter5.690.03221300.2250.2921.40.4150.1430.3180.2331.3150.1770.3800.000561.81022dkB2Kuarter5.480.03111300.2230.2891.40.4090.1390.3140.2281.2990.1750.3790.000571.79523dkB3Kuarter5.580.03161300.2240.2911.40.4120.1410.3160.2301.3060.1760.3790.000561.80324dT7Tersier23.920.12071350.2860.4251.60.6730.4220.5020.5902.0940.2820.4260.000362.52925dkB4Kuarter4.080.02371300.2130.2681.40.3720.1120.2850.1871.1780.1590.3710.000581.68526dT8Tersier19.840.10161350.2770.4051.60.6310.3670.4740.5241.9720.2660.4190.000372.41627dkB5Kuarter4.130.02401300.2130.2691.40.3730.1130.2860.1891.1830.1600.3720.000581.68928dT9Tersier5.690.03221350.2250.2921.40.4150.1430.3180.2331.3150.1770.3800.000411.81029dkB6Kuarter6.270.03521300.2280.3001.40.4280.1540.3290.2491.3570.1830.3820.000561.84930dkB7Kuarter5.330.03031300.2220.2871.40.4060.1360.3120.2231.2870.1740.3780.000571.78531dkB8Kuarter4.110.02391300.2130.2681.40.3730.1120.2860.1881.1810.1590.3710.000581.687Nama PetakNFR (l/s/ha)Luas Petak (ha)Efisiensi SaluranQ (l/s)Q (m3/det)A11.6962.580.607.290.0073A21.6962.700.607.630.0076A31.6962.450.606.930.0069A41.6962.990.608.450.0085A51.6962.950.608.340.0083A61.6962.880.608.140.0081A71.6962.870.608.110.0081A81.6962.860.608.080.0081A91.6962.780.607.860.0079A101.6963.760.6010.630.0106A111.6964.520.6012.780.0128A121.6963.460.609.780.0098A131.6964.380.6012.380.0124A141.6964.400.6012.440.0124B11.6965.690.6016.080.0161B21.6965.480.6015.490.0155B31.6965.580.6015.770.0158B41.6964.080.6011.530.0115B51.6964.130.6011.670.0117B61.6966.270.6017.720.0177B71.6965.330.6015.070.0151B81.6964.110.6011.620.0116Total A45.58128.840.1288Total B40.67114.960.1150Total86.25243.810.2438NFR1.696Q sungai83.1506962818l/sQ keb.243.81l/sJadi Q tersedia % =34.1049452647

NoPetakLuas (ha)Lama Pemberian AirQ > 50%Q < 50%1A45.58-88.7823 hari 17 jam2B40.67-79.2183 hari 7 jamRotasiCara Pemberian AirTerus MenerusRotasi Sub TersierQ > 50%Q < 50%HariJam (WIB)petak yg diairiJam (WIB)petak yg diairiSenin06.0006.00SelasaARabuKamisA+B23.00JumatSabtuBMingguSenin06.0006.00