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ANALISIS PERBANDINGAN PRODUKSI BIOGAS CAMPURAN KOTORAN AYAM DAN KOTORAN SAPI DENGAN STARTER RUMEN SAPI Doddy Suanggana; Faisal Manta; Reza Naufal Hanifudin
ROTOR Vol 15 No 2 (2022)
Publisher : Jurusan Teknik Mesin Fakultas Teknik Universitas Jember

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.19184/rotor.v15i2.32494

Abstract

Biogas is a combustible gas produced by anaerobic activity or the fermentation of organic matter by microorganisms. This study produces biogas made from chicken manure and cow manure with a ratio of mass composition D1 (25%: 75%), mass composition D2 (50%: 50%), and mass composition D3 (75%: 25%) with a combined mixture that is 75% of the digester capacity and the addition of beef rumen by 1 kg in all variations as a starter. The purpose of this study was to examine the effect of composition on pressure, mass, temperature, and flame quality of the biogas production of chicken manure and cow manure with a mixture of cow rumen. Data were collected every 06.00 WITA and 18.00 WITA and temperature measurements were every 6 hours for 20 consecutive days. The results showed that the temperature at 18.00 WITA was better than at 06.00 WITA with the highest temperature occurring in the D2 variation of 29.85oC. The results of the measurement of biogas mass and pressure showed that the highest value was in the D3 variation at 18.00 WITA on the day to -9 with values ​​of 68.32 grams and 0.054 bar, respectively, with the total mass and pressure of biogas in the D3 variation of 401.14 grams and 0.391 bar. Keywords: Biogas, Chicken Manure, Cow Manure, and Cow Rumen.
MEKANISASI PROSES PRODUKSI PUPUK ORGANIK PADA KELOMPOK TANI SUMBER REJEKI BALIKPAPAN faisal manta; Sena Sukmananda Suprapto; Ridhwan Haliq; Hadhimas Dwi Haryono; Firman Ali Nuryanto; Aji Bagas Caesar; Ismail Aman; Muhammad Adzar Priatna; Muhammad Fiqriadi; Muhammad Triatmojo; Reihanda Fikri Wirayudha; Reza Naufal Hanifudin; Rizki Rama Aditia Amril; Syahrul Gunawan; Yonathan Parsualin Lobo Silalahi
Jurnal Pengabdian Kepada Masyarakat ITK (PIKAT) Vol. 3 No. 2 (2022): PIKAT : Jurnal Pengabdian Kepada Masyarakat
Publisher : LPPM Institut Teknologi Kalimantan

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (497.596 KB) | DOI: 10.35718/pikat.v3i2.707

Abstract

Usaha pengolahan sampah sebagai upaya untuk dapat meminimalisir dampak negatif dan meningkatkan nilai kemanfaatan dari sampah terus digalakan. Kelompok tani Sumber Rejeki di Kecamatan Balikpapan Utara Kalimantan Timur fokus terhadap pertanian organik dengan mengolah sampah menjadi berbagai jenis pupuk padat dan cair. Proses pengolahan dilakukan secara manual sehingga berdampak terhadap kualitas dan kuantitas pupuk yang dihasilkan. Pelaksanaan program pengabdian masyarakat ITK terhadap mekanisasi proses pengolahan sampah organik dilakukan untuk mampu menghasilkan produk pupuk berkualitas baik dengan kapasitas mampu memenuhi kebutuhan petani. Proses mekanisasi diwujudkan dengan membuat alat pengolah pupuk organik (APPO) mampu menghaluskan bahan organik dengan kekerasan tinggi seperti ranting pohon, pelepah kelapa, hingga sabut kelapa. Alat Pengolahan Pupuk Organik telah dirancang dengan sistem rotari dilengkapi mata pisau menyudut. Pengujian terhadap unjuk kerja alat tersebut dilakukan terhadap bahan serabut kelapa dan pelepah pisang yang merupakan bahan pembuatan pupuk organik. Hasil pengujian menggunakan APPO diperoleh bahwa hasil pemotongan yang lebih halus dengan waktu yang lebih singkat, sehingga berdampak terhadap peningkatan kualitas dan kapasitas produksi pupuk kelompok tani Sumber Rejeki.
Kajian Teknis Kapasitas Produksi dan Efisiensi Kerja Conveyer Belt Dalam Pengiriman Batubara Menuju Stockpile Di PT. Singlurus Pratama Faisal Manta; Reza Naufal Hanifudin
Jurnal POLIMESIN Vol 20, No 2 (2022): August
Publisher : Politeknik Negeri Lhokseumawe

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30811/jpl.v20i2.2529

Abstract

PT. Singlurus Pratama has a fairly high mining productivity, so a stockpile is needed as a temporary coal storage place. Stockpile owned by PT. Singlurus Pratama has a capacity of 140,000 tons. The crushed coal is carried by a conveyor belt to be transported to the stockpile. Conveyor belt at PT. Singlurus Pratama has different sizes so that the efficiency of each belt for transporting coal varies. In the next planning, an increase in production targets will be carried out, so research is urgently needed on the efficiency value of each type of belt owned. This data is needed to determine the type of belt that is in accordance with the production target so as to provide optimal conveyor belt service life performance. Efficiency calculation begins by measuring the value of the theoretical and actual production capacity of each type of belt to get the value of the production rate index (PRI). PRI is the value of work efficiency based on two load conditions, namely minimum and maximum, then the value of work efficiency for all types of belts at PT. Singlurus Primary is known accurately. In the study, it was found out that the production capacity of conveyor belts in coal delivery to the stockpile for type BC-01, BC-02, BC-03 and Tripper Cars were 1,690, 1,698, 1,742, 2,371 tons/hour, with the lowest value for type BC-01. and the highest value of the Tripper Car type. The minimum load efficiency values for the conveyor belt types BC-01, BC-02, BC-03 and Tripper Car are 22.2, 22%, 22% and 16%, respectively. The maximum load efficiency values for the conveyor belt types BC-01, BC-02, BC-03 and Tripper Car are 37%, 37%, 36% and 26%, respectively. Then the minimum and maximum workload efficiency values are the highest on the BC-01 type and the lowest on the Tripper car type.