Results 111 to 120 of about 22,060 (153)

Pengembangan Etanol Semi Padat dengan Pencampuran Minyak Jelantah [PDF]

open access: yes, 2015
The purpose of this study was to obtain the concentration of sodium hydroxide (NaOH) and the appropriate concetration of ethanol with a mixture of waste cooking oil to formulate the semi-solid ethanol as an alternative for house hold fuel.
Hamzah, F. (Faizah)   +2 more
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ANALISIS NILAI KALOR, KADAR ABU DAN KADAR AIR BIOBRIKET KULIT PISANG

open access: yesJurnal Ilmu Pendidikan Indonesia
Abstract: The development of the era is currently increasing rapidly along with the development of technology. This causes the needs of society for their survival to increase along with the development of technology, one of which is the need for energy. Bioenergy development is one way to meet energy needs in the future. The use of bioenergy can reduce
Mula Sigiro   +3 more
openaire   +1 more source

Analisis Kalor Jenis Dudongean: Studi Pemanfaatan dalam Pembelajaran Fisika

open access: yesIdeguru
Pembelajaran fisika  kontekstual dan berbasis kearifan lokal sangat penting untuk meningkatkan pemahaman dan minat siswa. Penelitian ini menghubungkan konsep abstrak fisika dengan kehidupan sehari-hari dan budaya lokal, membuat materi lebih relevan dan ...
Dhimas Arif Nurfachri   +4 more
doaj   +1 more source

PEMBUATAN BIOETANOL GEL SEBAGAI BAHAN BAKAR ALTERNATIF PENGGANTI MINYAK TANAH [PDF]

open access: yes, 2011
Bioethanol is an alternative potential fuel because of its source can be regenerated. However, the use of bioethanol as fuel to substitute the kerosene is still rare.
Indra , Triaswati, Lani , Nurhayanti
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STUDI NILAI KALOR BRIKET CANGKANG KELAPA SAWIT SEBAGAI BAHAN BAKAR PADAT

open access: yesJurnal Vokasi Mekanika (VoMek)
Sumber energi bahan bakar minyak yang digunakan saat  ini mulai mengalami kekurangan pasokan bahan bakar, sehingga diperlukan adanya sumber energi alternatif dengan bahan baku terbarukan dan ramah lingkungan  untuk mengantisipasi semakin menipisnya sumber bahan bakar minyak.
Sri Riski Putri Primandari   +3 more
openaire   +1 more source

Torefaksi Pelepah Sawit : Pengaruh Kondisi Proses terhadap Nilai Kalor Produk Torefaksi [PDF]

open access: yes, 2016
Palm frond is biomass that has not been widely used as a renewable energy source. Torrefaction is a pretreatment process to improve the quality of the biomass as solid fuel.
', Z. (Zulfansyah)   +2 more
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Analisis Briket Serbuk Gergaji Kayu Jati Dengan Variasi Perekat Tar, Kanji, Dan Oli Sebagai Bahan Bakar Alternatif [PDF]

open access: yes, 2018
The purpose of this research is to investigate the effect of adhesive variation (kanji, oil, coconut shell tar) to the result of proximate analysis (volatile matter, ash content, fixed carbon), water content, heating value, specific weight, and density ...
, Wijianto, ST, M.Eng, Sc.   +1 more
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Pengaruh Perbandingan Berat Tepung Sagu sebagai Perekat dan Berat Serbuk Gergaji pada Pembuatan Briket [PDF]

open access: yes, 2018
Sawdust waste made briquettes as an alternative fuel that is more economical and easily available in the community. This study studied the effect of sago flour adhesive on the characteristics of sawdust briquette as measured by moisture content, volatile
, Mujiburohman, S.T., M.T., Ph.D   +1 more
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Pengaruh Perbandingan Komposisi Campuran Perut Ikan, Kangkung Dan Feses Babi Terhadap Ph, Kuantitas Dan Kualitas Biogas [PDF]

open access: yes, 2016
The use of manure and litter as bio gas-producing material is one solving problem of sanitation and environmental health as well as the control of environmental pollution, especially in the vicinity of the farm and the market environment.
Jasron, J. (Jahirwan)   +2 more
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Studi Eksperimen Performansi Heat Exchanger Tipe Shell And Tube, Cross-Flow And Multipass Mixed, Finned Tube Dengan Variasi 4, 6, 8 Passes Untuk Mengeringkan Singkong [PDF]

open access: yes, 2018
Heat exchanger is an equipment used to move heat between two fluids from high temperature fluid to low temperature fluid. This research goal is to knowing how heat exchanger process using differences pass, that will be 4,6,8 passes and four type volume ...
-, Ir. Sartono Putro, MT   +1 more
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