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Journal : Tedc

IMPLIKASI TEORI FISIKA RELATIVITAS DAN KOSMOLOGI TERHADAP PEMAHAMAN TEOLOGI KONTEMPORER Kurnia, Ahmad
Jurnal TEDC Vol 18 No 1 (2024): JURNAL TEDC
Publisher : UPPM Politeknik TEDC Bandung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.70428/tedc.v18i1.791

Abstract

Teori Fisika tentang Relativitas membuka pemahaman baru fisika dan kosmologi. Sejak dimulai peradaban manusia, bahasan tentang kosmologi selalu terkait dengan aspek teologi atau ketuhanan. Teori awal kosmoslogi adalah Geosentris, bahwa bumi sebagai pusat kosmos dan alam semesta diciptakan seketika oleh Tuhan. Pemahaman dan Tafsir klasik Kitab Suci agama Abrahamik dinilai sejalan dengan teori Geosentris. Teori Heliosentris – Matahari sebagai pusat kosmos muncul abad ke 16 menggeser faham Geosentris. Faham Heliosentris membuat bahasan kosmoslogi lepas dari konsep-konsep teologis. Terjadilah dikotomi agama dan sains. Konsep Penciptaan kembali muncul di awal abad ke-20 setelah teori Relativitas Einstein menjadi fondasi dalam memahami kosmologi kontemporer. Tulisan ini membahas implikasi teori Relativitas dan perkembangan kosmologi terhadap pemahaman tentang Ketuhanan atau Teologi Kontemporer. Penelitian tulisan memenggunakan metode penelitian kualitatif dengan pendekatan Studi Kepustakaan (Liberary Research) dan analisis yang dikembangkan menggunakan metode analisis deskriptif, dengan konsep keterpaduan sains dan teologi. Hasil penelitian tentang relativitas bahwa ruang dan waktu besaran relatif, menjadi dasar pemahaman teori perkembangan kosmos. Sesuai Hukum Hubble, alam semesta terus berkembang dan bila dirunut mundur, alam semesta berasal dari “Dentuman Besar” sekitar 13,8 milyar tahun lalu. Sebelum dentuman besar, Volume Alam Semesta = nol , artinya belum tercipta ruang dan juga waktu, yang ada adalah “Ketiadaan”. Implikasi teori Relativitas terhadap Teologi adalah konsep ilmiah alam semesta dari “Ketiadaan” menjadi “Ada” yang bukan dari teks kitab suci, meneguhkan keyakinan akan adanya Sang Pencipta, yakni Tuhan. Kata Kunci : Relativitas, Teologi, Kosmos, Geosentris, Heliosentris, Big Bang
PEMBANGKIT LISTRIK TENAGA SURYA FOTOVOLTAIK SEBAGAI ENERGI BARU DAN TERBARUKAN PELUANG SERTA KENDALA Kurnia, Ahmad
Jurnal TEDC Vol 19 No 1 (2025): JURNAL TEDC
Publisher : UPPM Politeknik TEDC Bandung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.70428/tedc.v19i1.1200

Abstract

Solar energy as new and renewable energy (NRE) in Indonesia has great potential, reaching 4800 watt-hours/m2 per day because Indonesia's geography is in the tropics. Therefore, its use for direct electricity generation with environmentally friendly photovoltaic effects has received great attention from the government and the public. This article describes the development of the use of photovoltaic solar energy, its working principles, efficiency and how photovoltaic electricity is becoming an energy source that is increasingly developing today. World photovoltaic solar power generation (PLTS) in 1996 was only 0.3 GWatt to 303 GWatt in 2016, an increase of 1000 times in 20 years. The efficiency of photovoltaic systems has increased from 6% in the 1950s, now reaching 20%. In Indonesia, in 2021, photovoltaic electricity will contribute 1.8% of New and Renewable Energy (EBT), which consists of hydro, geothermal, wind and biomass energy. In 2025, it is targeted to contribute 22% of EBT after the Bintan PLTS mega project with a capacity of 3.5 GWatt operates, part of which will be exported. Photovoltaic solar energy has large and significant potential to be used as a long-term alternative energy source in the future and can be transmitted more efficiently. Meanwhile, operational cost constraints for residential PLTS are reduced by synergy with the PLN electricity network with On-Grid installations, which saves the cost of batteries, which are still high in price, besides electricity can be sent to PLN.
RANCANG BANGUN SISTEM FILLING SUSU FULL CREAM DAN SUSU KENTAL MANIS OTOMATIS BERBASIS MIKROKONTROLER Listiana, Reni Listiana; S, Raden Raihan; Wibowo, Santosa Edy; Kurnia, Ahmad
Jurnal TEDC Vol 19 No 2 (2025): JURNAL TEDC
Publisher : UPPM Politeknik TEDC Bandung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.70428/tedc.v19i2.1265

Abstract

Filling system technology is a technology for filling liquid into cups continuously which will make it easier for companies or small entrepreneurs to make drinks. In this technology, an Arduino Atmega 2560 microcontroller is needed as a system control, and an InfraRed (IR) sensor to detect the presence of an object (cup). This filling system technology is used continuously, using a conveyor as a tool to move objects from one place to another. The transfer of the place must have a fixed location so that the conveyor system has economic value. From this filling system, it achieved a success rate of 95% overall, while for sensor accuracy, it was obtained as much as 88% of the 20 cups that had been tested. While for filling milk in 10 cups, the average result was obtained on the first pump, which was 37.5 ml, and on the second pump, which was 49 ml.