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PERENCANAAN ULANG SISTEM INSTALASIAIR BERSIH KANTOR OTORITAS BANDAR UDARA WILAYAH III Martini, Ninik; ., Sudarmono
MEKANIKA: Jurnal Teknik Mesin Vol 1 No 01 (2015): July
Publisher : Program Studi Teknik Mesin, Universitas 17 Agustus 1945 Surabaya

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Redesign Water System Intallation Office of Airport Authority Region III. Old building and new buildingAirport Authority Region III has a working installation of water and pumps of different systems. Old buildingconsists of three floors using press tank system (hydrosphere). Being new building consists of 7 floors using rooftank systems. With consideration of cost efficiency of electricity consumption and maintenance costs burden, thepress tank system is considered less efficient because of the fluctuation of the working pressure greater than the tankroof system. This resulted in the pumps often operate ON - OFF quickly also resulting in large power consumptionand potentially cause damage to pumps and installation. The purpose of this study was to plan the installation of thesystem on integrated water on both the building using roof tank system. From the analysis of the water requirementcalculations required water availability of 120 m3 / day. For office buildings with average working hours of eighthours are taken into account during peak usage hours by 27 m3 / h. Of the allowable flow rate, then the dimensionsof the transfer pipes and main pipes  3 inch, collection pipes and branch pipes varies the  ½, ¾, 1, 1¼ and 1½ inch. For ground water tank volume of 90 m3, roof tank was needed capacity of 67.5 m3 (3 units @ 22,500 litertank). Take into account head losses that occur in the transfer pipe, acquired 34 m total head pumps, hydraulicpower with 78% efficiency of 3.21 kW. Of reference brands Grundfos pump then pumps Grundfos selected types ofvertical multistage centrifugal pump with specifications: Type CR (E) 32-2, capacity 32 m3 / h, head 34 m, 4 kWmotor power, supply voltage 3 x 380-480 Volt, 2900 rpm rotation and frequency of 50 Hz. Pumps installed two unitsin parallel.Keywords: the water demand, roof tank, pump, flow rate, reservoir.
PEMBELAJARAN MENGGIRING BOLA MELALUI GAYA MENGAJAR DIVERGEN PADA SISWA MTs YASTI SIMPANG EMPAT KABUPATEN SAMBAS ., Sudarmono; Simanjuntak, Victor; Purnomo, Edi
Jurnal Pendidikan dan Pembelajaran Khatulistiwa Vol 3, No 7 (2014): Juli 2014
Publisher : Jurnal Pendidikan dan Pembelajaran Khatulistiwa

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Abstrak: Pembelajaran Menggiring Bola Melalui Gaya Mengajar Divergen PadaSiswa Mts Yasti Simpang Empat Kabupaten Sambas. Penelitian ini bertujuanuntuk mengetahui peningkatan pembelajaran menggring bola dengan gayamenagajar divergen. Metode penelitian ini adalah menggunakan metode deskriftifkuantitatif dengan teknik persentase. Subjek penelitian adalah siswa kelas VIIIMts Yasti Simpang Empat, yang berjumlah 17 orang siswa. Sedangkanpengambilan sampel penelitian adalah dengan menggunakan teknik tes perbuatan(performance). Teknik pengumpulan data yang digunakan terhadap sampelpenelitian ini adalah teknik tes yang dilengkapi dengan instrumen penilaiansebagai alat ukur, yang digunakan untuk mengetes keterampilan menggiring bola.Hasil tes mengiring bola diketahui siswa memiliki nilai ketuntasan belajar82,35%, sehingga dalam kriteria sangat baik. Jadi ada perbedaan antara hasil tessiklus 2 dengan hasil tes siklus 1 adalah 82,35 % - 52,94 % = 29,41 %.Kata Kunci : pembelajaran, menggiring bola, sepak bola, gaya menagajardivergen.Abstract : Learning to driblle through divergent teaching style on students MtsYasti Simpang Empat Kabupaten Sambas. This research aims to know theimprovement of learning style dribble divergent teaching on students. The methodof this research is quantitave decriftive method using the technigue of thepercentage. The subjeck of this research is grade VIII who totaled 17 peoples.While the sampling research test technigue is to ue a deed (peformance). Datacollection technigues used against this research sample test technigue arecomplemented by assessment instruments as a measurement tool. While is used totest the skill of the driblle. The test result of the students known to driblle hasvalue completeness learn 82,35 %, thus the criteria very well. So there is adifference between the test result with the results of the test cycle 2 cycle 1 is82,35 % - 52,94 % = 29,41 %.Key word : learning, dribble, football, divergent teaching style