?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=STUDI+ANALISIS+KEHILANGAN+AIR+PADA+SALURAN+IRIGASI+DI+DAERAH+IRIGASI+WAY+NEGARA+RATU&rft.creator=Adenan+Yusuf%2C+0745011005&rft.subject=QE+Geology&rft.description=ABSTRAK%0D%0A%0D%0AEfektivitas+saluran+irigasi+sangat+tergantung+dari+ketersediaan+air+atau+debit+air+pada+saluran+irigasi.+Berkurangnya+debit+air+yang+terjadi+akibat+hilangnya+air+pada+saluran+irigasi%2C+baik+sebagian+ataupun+seluruhnya%2C+dapat+dipastikan+akan+berdampak+negatif+terhadap+kinerja+sistem+irigasi.+Mengingat+dampak+buruk+dari+berkurangnya+debit+air+pada+saluran+irigasi%2C+penulis+tertarik+untuk+melakukan+sebuah+analisis+terhadap+kehilangan+air+pada+saluran+irigasi.+Sebagai+objek+studi+kasus+penelitian+ini%2C+Penulis+memilih+Daerah+Irigasi+Way+Negara+Ratu.%0D%0A%0D%0ATujuan+penelitian+ini+adalah+untuk+mengetahui+besarnya+volume+dan+debit+air+yang+hilang+pada+saluran+irigasi+primer%2C+sekunder+dan+tersier+pada+Daerah+Irigasi+Way+Negara+Ratu%2C+sekaligus+untuk+mengetahui+faktor-faktor+yang+menyebabkan+terjadinya+kehilangan+air+pada+saluran+irigasi+tersebut.%0D%0A%0D%0AMetode+yang+digunakan+dalam+memperkirakan+kehilangan+air+di+saluran+adalah+Velocity+Area%2C+yaitu+dengan+cara+melakukan+pengukuran+besarnya+debit+aliran+masuk+dan+keluar+dari+suatu+ruas+saluran.+Selanjutnya+melakukan+pengukuran+volume+kehilangan+air+selama+jangka+waktu+tertentu+untuk+mengetahui+besarnya+kehilangan+air+per+m2.+%0D%0A%0D%0AKehilangan+air+pada+saluran+irigasi+Way+Negara+Ratu+Kabupaten+Lampung+Selatan+yaitu+pada+saluran+Primer+(BNR+I-BNR+III+%3B+BNR+III-BNR+IV+dan+BNR+IV-BNR+V)+kehilangan+rata-rata+sebesar+27%2C8206%25+dan+pada+saluran+sekunder+(BBS+IV-BBS+Va+%3B+BBS+Va-BBS+V+dan+BBS+V-BBS+VI)++kehilangan+air+rata-rata+sebesar+19%2C7035%25.+Sedangkan+Batas+kehilangan+air+di+jaringan+irigasi+yaitu+antara+5%25+-+10%25.+Faktor+utama+penyebab+terjadinya+kehilangan+air+pada+saluran+irigasi+Way+Negara+Ratu+Kabupaten+Lampung+Selatan+disebabkan+karena+kerusakan+pada+saluran+sehingga+menyebabkan+kebocoran.%0D%0A%0D%0A%0D%0AKata+Kunci+%3A+Jaringan+irigasi%2C+kehilangan+air%2C+debit+air%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0A%0D%0AABSTRACT%0D%0A%0D%0AThe+effectiveness+of+irrigation+depends+greatly+of+the+availability+of+water+or+discharge+water+on+irrigation+channels.+The+reduced+water+discharge+that+occurs+as+a+result+of+the+loss+of+water+in+the+irrigation+channels%2C+either+in+part+or+in+whole%2C+is+certain+it+will+negatively+impact+the+performance+of+irrigation+systems.+Given+the+bad+impact+of+decreased+discharge+wateron+irrigation+channels%2C+the+authors+are+interested+in+doing+an+analysis+of+the+water+loss+in+irrigation+channels.+As+the+object+of+case+studies+this+study%2C+the+author+Selects+The+Irrigation+Way+Negara+Ratu.%0D%0A%0D%0AThe+purpose+of+this+research+is+to+know+the+magnitude+of+volume+and+discharge+water+irrigation+channels+lost+on+primary%2C+secondary+and+tertiary+Irrigation+Area+in+the+Way+Negara+Ratu%2C+at+once+to+find+out+the+factors+that+led+to+the+loss+of+water+in+the+irrigation+channels.%0D%0A%0D%0AMethod+to+be+used+in+estimating+water+loses+in+irrigation+channels+is+velocity+area+method%2C+that+is+to+measure+the+magnitude+of+inflow+and+outflow+of+water+supply+in+an+irrigation+channel+segment.+The+next+step+is+to+measure+the+water+loses+volume+during+a+certain+period+of+time+to+determine+the+total+amount+of+water+loses+per+square+meter.%0D%0A%0D%0AWater+loss+in+irrigation+channels+Way+Negara+Ratu+of+South+Lampung+district+in+Primary+channels+(BNR+BNR+I-III%3B+BNR+BNR+IV+and+III-IV-V+BNR+BNR)+lost+an+average+of+27%2C8206%25+and+on+the+secondary+channel+(BBS+BBS+IV-Va%3B+BBS+BBS+V+and+Va-BBS+BBS+V-VI)+water+loss+on+average+by+19%2C7035%25.+Whereas+the+limit+water+loss+in+irrigation+networks%2C+namely+between+5%25-10%25.+The+main+factor+causing+the+occurrence+of+water+loss+in+irrigation+channels+Way+South+Lampung+Regency+Queen+Country+due+to+damage+to+the+channel+causing+the+leakage.%0D%0A%0D%0A%0D%0AKeywords+%3A+irrigation+Network%2C+water+loss%2C+water+discharge.%0D%0A&rft.publisher=Fakultas+Teknik&rft.date=2014-12-10&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F7447%2F99%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F7447%2F98%2FABSTRACT.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F7447%2F100%2FCOVER%2520DALAM.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F7447%2F101%2FCOVER%2520LUAR.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F7447%2F3%2F4.%2520Lembar%2520Persetujuan.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F7447%2F4%2F3.%2520Lembar%2520Pengesahan.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F7447%2F5%2F5.%2520Surat%2520Pernyataan.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F7447%2F6%2F7.%2520Persembahan.pdf&rft.format=text&rft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