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INDONESIA
Jurnal Energi dan Lingkungan (Enerlink)
ISSN : 02169541     EISSN : -     DOI : -
Core Subject : Science,
Enerlink adalah jurnal yang diterbitkan 2 kali setahun oleh Pusat Teknologi Pengembangan Sumberdaya Energi dan Industri Kimia BPPT di bidang energi dan lingkungan. Enerlink is a scientific journal that publishes twice annually by Centre of Energy Technology and Chemical Industry of BPPT.
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Articles 12 Documents
Search results for , issue "Vol 3, No 1 (2007)" : 12 Documents clear
PENINGKATAN MUTU MINYAK BATUBARA DENGAN PROSES HIDROKATALITIK Syafrinaldi, Ade; Sugeng, Dhani Avianto
Jurnal Energi dan Lingkungan (Enerlink) Vol 3, No 1 (2007)
Publisher : Badan Pengkajian dan Penerapan Teknologi

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (167.721 KB) | DOI: 10.29122/elk.v3i1.1551

Abstract

The result of hydrotreating coal derived oil was investigated. Compared to crudepetroleum oil, oil produced from liquefaction of coal, the coal liquid needs afurther treatment before being used as same grade of petroleum products. Thestorage stability and most important the quality of the coal liquid oil are the mostcritical factors for this matter. The concentrations of nitrogen, sulfur, oxygen andaromatic hydrocarbon are way much too high for the coal oil to be directlyconverted into synthetic fuel like gasoline, kerosene or gas oil. In a brown coalliquefaction plant, this special unit is integrally designed with the whole plant, wellknown as the inline hydro-treatment unit, which has two process stages , the firsthydro-treatment and the second hydro-treatment. This paper will discuss thecharacteristic of the hydro-treated coal liquid oil concerning its storage stabilityand quality.Kata kunci: coal liquefaction, storage stability, quality, coal liquid oil, inlinehydro-treatment, dry sludge
KOMPARASI KARAKTERISTIK PENCAIRAN BATUBARA BANKO SELATAN DAN YALLOURN AKIBAT PERUBAHAN TEMPERATUR Artanto, Yuli; Hartiniati, Hartiniati
Jurnal Energi dan Lingkungan (Enerlink) Vol 3, No 1 (2007)
Publisher : Badan Pengkajian dan Penerapan Teknologi

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (173.958 KB) | DOI: 10.29122/elk.v3i1.1552

Abstract

A coal liqueafaction test was carried out to investigate the reactivity of anIndonesian brown coal, called South Banko, and an Australian brown coal, calledYallourn. The liquefaction reaction was conducted to ascertain the effect ofreaction temperature on the reactivity of both brown coals and it represents onthe oil, CLB, CO+CO2 and C1~C4 yields. The result shows that South Banko coalis more reactive than Yallourn coal. South Banko coal gives a higher oil yieldthan that of Yallourn. Oil derived from South Banko coal increases as reactiontemperature rises. In contrast, oil derived from Yallourn decreased as reactiontemperature increased. This result indicated that South Banko has more labilestructure than that of Yallourn and it can easily break down the structure of SouthBanko coal. In term of hydrocarbon gas, Yallourn produces higher yield than thatof South Banko. This suggests that Yallourn coal has alkyl groups in its structure.It was also found that CO+CO2 yields are similar to both brown coals. SouthBanko has less CLB yield than that of Yallourn but the CLB yield of South Bankocoal is higher than that of Yallourn while temperature is increased to 470oC. Inshort, the study shows that South Banko coal is more reactive than that ofYallourn coal and it is very potential for the coal liquefaction feedstock.Kata kunci: batubara muda, Banko Selatan, Yallourn, distillate yield, CLB,CO+CO2,C1-C4, feedstock

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