CD Skripsi
Prarancangan Pabrik Furfural Dari Biomassa Dengan Desain Alat Utama Menara Distilasi
ABSTRAK
Furfural needs in the country is increasing along with the development of
industries such as paint industry, oil, pharmaceuticals, plastics and also polymer
industry. Indonesia's furfural needs to date still rely on imports from other
countries. Fufural is commonly produced using agricultural waste containing
pentosan, such as rice husks, corn cobs, wood, hemp, cane pulp, empty fruit
bunches and other sources containing fiber. Indonesia is a resource-rich country
that has the potential to produce raw materials for fufural production, one of
which is empty fruit bunches with a pentosan content of 25.90%. The amount of
waste of empty fruit bunches throughout Indonesia in 2004 has reached 18.2
million tons. The process of making furfural with Suprayield process takes place
in a solid-gas phase batch reactor, at a temperature of 206°C and a pressure of
18 atm where the hemicellulose in biomass is converted through 2 reaction stages,
hydrolysis and dehydration. The conversion process with a reaction time of 15-20
minutes and using sulfuric acid catalysts as much as 3% of the feed mass. The
design results obtained a distillation tower with a height of 7.70 m and a diameter
of 1.37 m and is equipped with an condensor total, where the incoming steam at
the dew point condition will be completely liquefied under certain conditions. The
evaluation of the factory design economic analysis shows that the factory is
eligible to be established with the factory's Return On Invesment (ROI) of 26.65%,
the Break Event Point (BEP) is 35%, the Internal Rate of Return (IRR) is 22.74%,
and the factory Payback Period (PBP) is 2.75 years.
Keywords: Distillation Tower, Furfural, Pentosan, Suprayield
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