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Workshop Pemanfaatan Sel Surya sebagai Sumber Energi Listrik pada Siswa SDN Bugangan 03 Semarang Eriko Arvin Karuniawan; Friska Ayu Fitrianti Sugiono; Pangestuningtyas Diah Larasati; Adeguna Ridlo Pramurti; Eri Eli Lavindi; ‪Rio Devilito; Suko Tyas Pernanda; Irfan Mujahidin
Jurnal Pengabdian kepada Masyarakat Nusantara Vol. 3 No. 2.2 (2023): Jurnal Pengabdian kepada Masyarakat Nusantara
Publisher : Sistem Informasi dan Teknologi (Sisfokomtek)

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (878.072 KB)

Abstract

Salah satu kegiatan wajib bagi pendidik di Perguruan Tinggi dalam melaksanakan Tri Dharma Perguruan Tinggi adalah melakukan pengabdian kepada masyarakat. Pada kesempatan ini telah dilakukan Workshop Pemanfaatan Sel Surya sebagai Sumber Energi Listrik pada Siswa SDN Bugangan 03 Semarang sebagai salah satu bentuk pengabdian kepada masyarakat. Ditengah isu tentang semakin menipisnya ketersediaan energi fosil, kemunculan sumber energi terbarukan (EBT) menjadi penting. Pengenalan EBT perlu dilakukan bahkan ditingkat Sekolah Dasar. Sel surya merupakan sumber EBT yang banyak dimanfaatkan terutama dalam penerangan jalan, dan beberapa kebutuhan listrik di wilayah yang kaya akan sumber energi Matahari. Oleh sebab itu pada kegiatan pengabdian kepada masyarakat kali ini dilakukan workshop pemanfaatan sel surya dengan tujuan agar siswa SDN Bugangan 03 dapat mengenal secara langsung apa itu sel surya dan pemanfaatannya dalam menghasilkan energi listrik.
User Acceptance for Multitask IoT Monitoring and Controlling System for Salt Ponds Tri Raharjo Yudantoro; Busra Nur Hamida; Eka Febriyanti; Wiktasari Wiktasari; Suko Tyas Pernanda; Anton Satria Prabuwono
Indonesian Journal of Information Systems Vol. 6 No. 1 (2023): August 2023
Publisher : Program Studi Sistem Informasi Universitas Atma Jaya Yogyakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24002/ijis.v6i1.7479

Abstract

The process of making salt is still done manually by filling water into reservoirs and plots which require salt farmers to visit their farms periodically. This is mainly because the speed of the salt crystalization process is always inconsistent due to salt concentration in seawater and the weather. This study aims to build a new prototype of a water level monitoring system in reservoirs and plots in salt ponds then measure the water's salinity value, which will be reported to the farmers. The method used in this research is prototyping, which includes system requirement analysis, rapid design, prototype building, system evaluation, and system  improvement. The system was tested using the black box method, namely testing all system functionality and determining user satisfaction with questionnaires. The functionality test results, including monitoring the water level and the pump control, show that the prototype functions correctly. The designed system can send information in the form of water level values in reservoirs, water levels in plots, and salinity values with linear sensor accuracy with measurement results with conventional measuring instruments with standard error values of 0.485, 0.44, and 0.72, respectively. Applying this system will ease farmers’ monitoring of water levels and controlling irrigation in reservoirs and plots.