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Journal : Info-Teknik

ANALISIS KEKERASAN BAJA S45C HASIL HARDENING DENGAN VARIASI MEDIA PENDINGIN Subagiyo Subagiyo; Asrori Asrori; Lisa Agustriyana
INFO-TEKNIK Vol 19, No 1 (2018): INFOTEKNIK Vol. 19 No. 1 Juli 2018
Publisher : Universitas Lambung Mangkurat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20527/infotek.v19i1.5141

Abstract

Steel has good mechanical properties compared with the other materials, that is strength, hardness, rigidity, etc. Specially the steel hardness can be increased by heat treatment (Hardening). The purpose of this research is to obtain information about hardness of S45C steel after hardening by variation of cooling media. This research were used Ø 25 mm x 10 mm S45C steel, Hardened by variation of cooling media and then they were tested by Rockwell Harness Test. The result showed that the hardness of S45C steel after hardening increased from about 15 HRC (before hardening) to 71.89 HRC (Brane quenching), 68.22 HRC (Water quenching), 64.67 HRC (Water + Soluble oil quenching) and 56.89 HRC (Oil quenching), but for the range were opposite to 3.84 HRC (Brane quenching), 4.24 HRC ( Water quenching), 4.22 HRC (Water + Soluble oil quenching) and 5.65 HRC (Oil quenching)
STUDI KELAYAKAN PEMBANGKIT LISTRIK TENAGA SURYA UNTUK PENERANGAN DI LOKASI WISATA PANTAI GEMAH TULUNGAGUNG JAWA TIMUR Udianto, Pondi; Asrori, Asrori; Yudianto, Eko
INFO-TEKNIK Vol 21, No 2 (2020): INFOTEKNIK VOL. 21 NO. 2 DESEMBER 2020
Publisher : Universitas Lambung Mangkurat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20527/infotek.v21i2.10050

Abstract

The condition of electric energy at Gemah beach on the south coast of Tulungagung has not been fully supplied by PLN, so it is necessary to take advantage of renewable energy. This study aims to calculate the need for electrical energy at Gemah beach and calculate the number of solar panels and the required generating capacity. From the calculation results obtained: Total load energy per day 17392 Wh, Total load Ah requirement per day = 362 Ah, and need battery with capacity = 1358 Ah, capacity of selected battery in Amp-hour is 800 Ah, batteries in parallel is 2, Number of batteries in series = 24, Total number of batteries = 48, capacity of total battery is 1600 Ah, Total kilowatt-hour capacity of battery = 76.8 kWh. Meanwhile, for the purposes of generation required: The number of solar modules to meet the load requirements = 28 modules. Generating capacity = 5.6 kWp, rounded off to 6 kWp
Co-Authors Adikusuma, Thomas Agus Harijono AGUS SETIAWAN Agus Sujatmiko Agus Sujatmiko Akhmad Faizin Alfarisyi, Mirza Fathus Syifa Ariani Ariani Ariani Ariani Cucuk Evi Lusiani Dani, Agus Dony Perdana Eko Naryono Eko Naryono Eko Yudiyanto Eryk, Eryk Eryk, Irwan Heryanto Faizal, Elka Faizul Ahmad Jatmiko FATHUR ROHMAN gumono Gunawan, Chandra Hadi Susilo, Sugeng Harahap, M. Zusriansyah Fahrudin Hari Rarindo Harie S. Jaya Harijanto, Priya Surya Harijono, Agus Haris Puspito Buwono Hasan Abdillah Helmy, Abdullah Heryanto Eryk, Irwan Heryanto, Irwan Hilmi Iman Firmansyah Imam Mashudi Jaya Harie Satiyadi Khalimatus Sa'diyah Kris Witono Kris Witono Kurnia, Arindrian Lisa Agustriyana Ludfi Setiawan Lulut W Lusiani, Cucuk Evi M Hasyim Nurwansyah M. Hilmi Syiva Afiat M. N. Wahyudi Abdullah Mardyansyah, AA Martawati, Mira Esculenta Maskur Maskur Mira Esculenta Martawati Mohammad Noor Hidayat Mohammad Noor Hidayat Mokhammad Khatami Muhamad Hanifudin Muhamad Zulvi Anam Muhammad Fakhruddin Nanang Qosim Novembrian Isam Dinata Nugroho, Pipit Wahyu Nurhadi - Pondi Udianto Pranoto, Bayu Putu Wijaya Sunu Qais Rakhmanda Yoga Pratama R.N. Akhsanu Takwim, R.N. Akhsanu Rahmad, Cahya Rahmat Muhamad Hudan Rahmat, Muhamad Hudan Raihan Insan Nararya RAMDHANI, ACHMAD FAJAR Ridho Ilham Rifa’i, Muhamad Ronilaya, Ferdian Sa'diyah, Khalimatus Santoso, Asfari Hariz Sapto Wibowo Saputra, Masramdhani Satworo Adiwidodo Subagiyo Subagiyo Sugeng Hadi Sugeng Hadi Susilo Sugeng Hadi Susilo Sugeng Hadi Susilo Suharto, Nugroho Sulistyono Sulistyono Sulistyono Sulistyono Suyanta Suyanta Syamsul Ph.D M.A. Hadi Walid, Achmad Yudianto, Eko Yuliyanto, Catur Fajar Zainuri, Ach. Muhib