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EVALUASI DAN PENGEMBANGAN OPERASI DAN PEMELIHARAAN SISTEM IRIGASI TADAH HUJAN DI KECAMATAN PULAU LAUT TIMUR KABUPATEN KOTABARU Dina Heldita; Jeffry Anggara
AL-ULUM: JURNAL SAINS DAN TEKNOLOGI Vol 4, No 1 (2018)
Publisher : Universitas Islam Kalimantan Muhammad Arsyad Al Banjari

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (487.232 KB) | DOI: 10.31602/ajst.v4i1.1556

Abstract

The largest production of paddy is produced from rain-fed rice fields scattered in Kecamatan Pulau Laut Timur. With the Operation and Maintenance on rainfed rice field is expected to improve service to local farmers. To evaluate the Operation and Maintenance can be measured by measuring its dimensions in the form of: 1) Facility / physical infrastructure, 2) Supporting facilities, 3) Organization, 4) Documentation, institutional condition, and 5) Productivity cropping. This study aims to determine the level of farmers' perceptions of Operation and Maintenance activities, then provide recommendations for priority development and improvement of Operation and Maintenance management. By using quiz dispersion method for farmer perception and expectation in Kecamatan Pulau Laut Timur. The data were processed by quantitative descriptive analysis, TKi suitability analysis, quadrant analysis to determine the priority order of the improvement of OP. The result of the analysis of the farmers' suitability level was in the dissatisfied category, with the percentage of TKi ≤ 100%. And quadrant analysis: the main improvement priority in quadrant I (one), that is in the low priority, the variable is in (X1,1), where the channel condition is not in line with the farmer's expectation. Evaluation and development of rainfed maintenance and maintenance operations by raising awareness of farmers maintaining and maintaining channels. The need for technical / non-technical irrigation infrastructure development to support the success of agricultural activities. Keywords : Farmers perception, Irigations, Operation and maintenance, Rainfed rice field
Rancang Bangun Pembangkit Listrik Tenaga Air Jenis Turbin Pelton Skala Laboratorium Sebagai Media Pembelajaran Hasbi Assiddiq S; Jeffry Anggara; Hairul Anwar
Teknika STTKD: : Jurnal Teknik, Elektronik, Engine Vol 9 No 1 (2023): TEKNIKA STTKD: JURNAL TEKNIK, ELEKTRONIK, ENGINE
Publisher : Sekolah Tinggi Teknologi Kedirgantaraan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56521/teknika.v9i1.865

Abstract

The power plant type turbine pelton of scale laboratory was made to be used as a practical medium of students and lecturers of mechanical engineering in the environment Politeknik of Kotabaru. The purpose of this research was to obtain an ideal design for hydropower systems as learning media; Knowing the effect of the lamp load on the generator rotation, knowing the effect of the type of 12 VDC and 24 VDC lamp loads with varying loads on the generator power output. The method used in this study is a literature study and experimental methods. The research results obtained are the design has a table height of 90 cm and a width of 100 cm, the height of the loading panel is 80 cm, the air pressure from the pump is 270 psi with a nozzle size of 1,7 mm, a 12 blade Pelton turbine, a 36 V 60 A DC generator; the type of lamp load affects of generator rotation where when the type of load is 12 VDC the generator rotation is smaller than when the lamp load is 24 VDC, while the large lamp load given to the system causes of generator rotation to decrease or the effect of the lamp load on generator rotation is inversely proportional; the greater of lamp load lower the output power of generator, both with 12 VDC and 24 VDC load types or in other words, it is also reversed.