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MODIFIKASI SEPIC CONVERTER UNTUK PENGONTROLAN TEGANGAN KELUARAN BERBASIS LOGIKA FUZZY Al-Habsyi, Faisal; Fauzi, Rizana; Mahmudi, Irwan; Rahman, Yuli Asmi; Masarrang, Maryantho
Foristek Vol. 12 No. 2 (2022): Foristek
Publisher : Foristek

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54757/fs.v13i2.147

Abstract

Sun is one of the new renewable energy sources that can be used as a source of electrical energy that is available on the earth. But the sun in nature has a light intensity that varies greatly with each time and place. This issue can be overcome by using the Modification Sepic Converter tool with a fuzzy method to produce a stable electrical voltage so that it becomes usable electrical energy. This tool uses a series of converters connected to photovoltaics. The tool also uses a voltage sensor as feedback for the Fuzzy method to maintain a voltage of 21-23VDC to 48VDC.
SISTEM PERENCANAAN RUMAH CERDAS BERBASIS INTERNET OF THINGS Masarrang, Maryantho; Sutapa, I Wayan; Rahman, Yuli Asmi
Foristek Vol. 13 No. 2 (2023): Foristek
Publisher : Foristek

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54757/fs.v14i2.324

Abstract

The Internet of Things concept is based on expanding the use and benefits of the internet by embedding controllers and sensors that can connect and share data continuously. A Smart Home prototype that can control door locks, lights and electrical pathways with easy control access. In this design, the device that will be used is an IoT-based controller, namely nodeMCU with connected actuators, namely servo motors, relays, and an IR sensor. The method used is to press a button on the web page and the system will respond to the request from the web page and convert it into an action, namely locking the door, or cutting off the electricity. To access it globally, by opening port forwarding on the router you can then access the web page of the smart home system prototype via the connected IP address so that the system can be controlled via the internet. With this system, it is hoped that users can increase time efficiency.
ANALISA SETTING PROTEKSI OVER CURRENT RELAY (OCR) PADA GENERATOR 30 MW UNIT PLTA POSO PT. POSO ENERGY Ramadani, Angger; Rahman, Yuli Asmi; Masarrang, Maryantho; Kali, Agustinus; Pirade, Yulius Salu
Foristek Vol. 14 No. 1 (2024): Foristek
Publisher : Foristek

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54757/fs.v14i1.371

Abstract

To ensure that the performance of the protection system is still good or not in terms of protection, calculations and adjustments must be made to the safety relay settings, especially the over current relay. In the research, analysis of the over current relay protection settings on the 30 MW generator at the Poso 1 PT PLTA unit. Poso Energy obtained that the maximum load current data on the generator was 2042 A, while the calculation results obtained were 2041.7 A. For the relay (top) operating time in the specification data, the value was 1.4 s, while in the calculation results it was 1.3 s. And for the setting current (Is) in the specification data the value is 4.7 A, whereas in the calculation results it is 4.28 A. Over current relay (OCR) or over current relay is an auxiliary relay from the differential relay, the over current relay is used to secure the generator of the overcurrent in the Poso 1 PLTA is PCS-985GE-EN-H2-110V-5A. In the specification data, the TMS value is 0.15 s, while in the calculation results it is 0.14 s. This means that data in the field is slower to protect components from interference by 0.01 s. However, overall the overcurrent relay settings on the generator at the Poso 1 PLTA are still in good condition.
Co-Authors Adrianto, J Agus Siswanto Agustinus Kali Al-Habsyi, Faisal Amaliah, Asma Amar Amar Ambo Asse Ambo Asse Miranti Fahrul - Aminuyati Andi Arham Adam Andi Chaerul Achsan, Andi Chaerul Andi Idhan Andi Rusdin Anjar Asmara Ardi Nugraha ARDI NUGRAHA, ARDI Ardiansyah Ardiansyah Ardias, Erwin Arham, Andi Ashad, Bayu Adrian Baso Mukhlis Basri Basri Basri Basri Dadang Kurnia Dadang Kurnia, Dadang Daud Patabang Deny Wiria Nugraha Diana Diana E, Darmawan Erwin Ardias Saputra Fahrul Fahrul Hanni Maksum Ardi Hariyanto Hariyanto I Wayan Sutapa Indrajaya, Muhammad Aristo Irwan Mahmudi Irwan Mahmudi Iskandar Iskandar Iskandar Iskandar JAKARIYA - - Jakariya, Jakariya Khairil Anwar Khairil Anwar Khairil Anwar Lukman, Musfirah Putri M Rusdi Maharani, Dhyvia Mahmudi, Irwan Mardjudo, Ahsan Maryantho Masarrang Medi, Gery Mery Subito Miranty Miranty Mucharomah, Nurul Maghfiroh Muchsin Muchsin Muhammad Din Muhammad Sarjan Muhammad Sarjan Muhira Dzar Faraby, Muhira Dzar Mustika Mustika Mustofa Mustofa Mustofa Mustofa Nasution, Annio Indah Lestari Nurhani Amin PAMUSO, MARLIN Putra, Wisnu Rahmat Dwi Rachmawati, Sitti Ramadani, Angger Ratih Mar'atus Sholihah Ratih Mar’atus Shalihah Rizana Fauzi, Rizana Rizkhi Rizkhi Rustan Hatib Samnur . Santiyasa, I Nyoman setiawan, Dibyo Setiyawan Setiawan Sirad, Mochammad Apriyadi Hadi Siregar, Restu Ary Winata Sitti Nuradha Wati S sofyan sofyan Sonita, Anisya Sundun Sada Maripi Tan Suryani Sollu Thaha, Sarma Vauzia, Farrah Wahri Sunanda Wahyu H. Piarah Yulius Salu Pirade Yusnaini Arifin Zuryati Djafar