Search Results - "Budi Sediawan, Wahyudi"

Heterogeneous catalytic reaction of glycerol with acetone for solketal production by Sulistyo, Hary, Hapsari, Indri, Budhijanto, Sediawan, Wahyudi Budi, Rahayu, Suprihastuti Sri, Azis, Muhammad Mufti

“…The rapid growth of biodiesel industries has also increased the production of glycerol as side product. Without proper treatment, glycerol may cause serious…”
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Kinetics study on non-isothermal thermochemical liquefaction of corncobs in ethanol-water solution: Effect of ethanol concentration by Sembodo, Bregas Siswahjono Tatag, Sulistyo, Hary, Sediawan, Wahyudi Budi, Fahrurrozi, Mohammad

“…Corncobs are potentially processed into bio-oil through thermochemical liquefaction processes. It is difficult to construct kinetics models based on the…”
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Efficacy of modified carbon molecular sieve with iron oxides or choline chloride-based deep eutectic solvent for the separation of CO2/CH4 by Nur Indah Fajar Mukti, Ariyanto, Teguh, Wahyudi Budi Sediawan, Imam Prasetyo

“…It is necessary to separate CO2 from biogas to improve its quality for the production of biomethane. Herein, an improvement in the separation of CO2/CH4via…”
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Effect of Fe Addition on Anaerobic Digestion Process in Treating Vinasse: Experimental and Kinetic Studies by Syaichurrozi, Iqbal, Sarto, Sarto, Sediawan, Wahyudi Budi, Hidayat, Muslikhin

“…Vinasse is a continuously resulting waste by a bioethanol industry with a high chemical oxygen demand (COD) concentration and a large volume. Anaerobic…”
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Effect of Current and Initial pH on Electrocoagulation in Treating the Distillery Spent Wash with Very High Pollutant Content by Syaichurrozi, Iqbal, Sarto, Sarto, Sediawan, Wahyudi Budi, Hidayat, Muslikhin

“…The distillery spent wash (DSW) from bioethanol industries has a very high chemical oxygen demand (COD). Hence, the goal of this study is to investigate the…”
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Performance Evaluation Study of Stripper in CO2 Removal Unit by Anugrah, Andika, Hidayat, Muslikhin, Sediawan, Wahyudi Budi

“…An ammonia plant has a very important role in the fertilizer industry. This plant processes natural gas, steam, and air as raw materials into ammonia and…”
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Foam-mat drying in the encapsulation of red sorghum extract: Effects of xanthan gum addition on foam properties and drying kinetics by Susanti, Devi Yuni, Sediawan, Wahyudi Budi, Fahrurrozi, Mohammad, Hidayat, Muslikhin

“…[Display omitted] Red Sorghum Extract (RSE) rich in proanthocyanidins (PA) was encapsulated in Arabic gum (AG), whey protein isolate (WPI), and xanthan gum…”
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Study on Rare Earth Elements Leaching from Magnetic Coal Fly Ash by Citric Acid by Prihutami, Pramesti, Prasetya, Agus, Sediawan, Wahyudi Budi, Petrus, Himawan Tri Bayu Murti, Anggara, Ferian

“…The production of fly ash as a solid waste of coal combustion increases with electricity demand growth in Indonesia. Fly ash is usually discarded in landfills…”
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Biohydrogen Production by Reusing Immobilized Mixed Culture in Batch System by Damayanti, Astrilia, Sarto, Sarto, Sediawan, Wahyudi Budi

“…Biohydrogen production via dark fermentation is a prospective renewable energy technology. In the process, reused of immobilized mixed culture is very…”
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A Product Diffusion Model for the Extraction of Cerium and Yttrium from Magnetic Coal Fly Ash Using Citric Acid Solution by Pramesti Prihutami, Wahyudi Budi Sediawan, Agus Prasetya, Himawan Tri Bayu Murti Petrus

“…The recovery of rare earth elements from coal-related materials, primarily fly ash, has become an emerging topic for the past few years. The availability of…”
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Oxygen-enriched surface modification for improving the dispersion of iron oxide on a porous carbon surface and its application as carbon molecular sieves (CMS) for CO2/CH4 separation by Nur Indah Fajar Mukti, Ariyanto, Teguh, Wahyudi Budi Sediawan, Imam Prasetyo

“…The separation of CO2/CH4 can be enhanced by impregnating porous carbon with iron oxide. Dispersion of iron oxide is one of the critical factors which supports…”
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Microwave-Assisted Urea-Based-Hydrotropic Pretreatment of Rice Straw: Experimental Data and Mechanistic Kinetic Models by Hartati, Indah, Sulistyo, Hary, Sediawan, Wahyudi Budi, Azis, Muhammad Mufti, Fahrurrozi, Mohammad

“…The three major lignocellulose components can be transformed into various biomass-derived platform fuels, chemicals, and materials upon pretreatment and…”
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Kinetic Studies of the Glycerolysis of Urea to Glycerol Carbonate in the Presence of Amberlyst-15 as Catalyst by Sulistyo, Hary, Sediawan, Wahyudi Budi, Suyatno, Reviana Inda Dwi, Hartati, Indah

“…Amberlyst-15, a strong acidic ion-exchange resin, has showed as a potential and an effective catalyst for the glycerolysis process of urea to glycerol…”
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Microwave Assisted Hydrotropic Distillation of Myrcene-Rich Essential Oil of Cymbopogon Citratus by Wahyudi Budi Sediawan, Indah Hartati, Hary Sulistyo, Muhammad Mufti Azis, Ulfia Al Rahma

“…Myrcene can be used as a versatile starting material for a myriad product for various applications. The drawbacks of the available myrcene separation…”
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Kinetics of Sulfide Removal in Biofilter Employing Sulfur-Oxidizing Bacteria on Salak Fruit Seeds by Lestari, Retno Ambarwati Sigit, Sediawan, Wahyudi Budi, Sarto, Sarto

“…Sulfur-oxidizing bacterias were isolated then grown on salak fruit seeds forming bio-film. Their performances in sulfide removal were experimentally observed…”
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Thin Reaction Zone Model for Evaluating the Mechanisms that Control the Char Gasification Process: 1. Quasi-steady State by Syarif, Takdir, Sulistyo, Hary, Sediawan, Wahyudi Budi, Budhijanto

“…Reaction mechanism takes place in char gasification was tested by kinetic studies. A modified kinetic model (thin reaction zone model) was developed to…”
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Plant growth and total Nitrogen absorption rate in leachate with water hyacinth (Eichhornia crassipes) by Wijayanti, Dyah Wahyu, Sediawan, Wahyudi Budi, Prasetya, Agus

“…Phytoremediation is a simple technique of wastewater  processing by utilizing the plant activity to vanish, replace and stabilize or destroy the pollutant…”
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Glycerol Carbonate Production from Biodiesel Waste Over Modified Natural Clinoptilolite by Mahdi, Hilman Ibnu, Irawan, Eka, Nuryoto, N., Jayanudin, J., Sulistyo, Hary, Sediawan, Wahyudi Budi, Muraza, Oki

“…The conversion of glycerol, a byproduct in biodiesel production, to valuable products will improve the economic feasibility of a biodiesel plant. Conversion of…”
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Equilibrium analysis of neodymium - yttrium extraction in nitric acid media with D2EHPA as solvent by Pusporini, Nur Dewi, Sediawan, Wahyudi Budi, Pusparini, Wahyu Rachmi, Ariyanto, Teguh, Sulistyo, Hary

“…•Successful separation Y from Nd using D2EHPA diluted in kerosene.•Liquid-liquid equilibrium data of (Nd and Y) – HNO3 – (D2EHPA and kerosene) is obtained.•The…”
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Mathematical Modeling of Reactive Extraction of Solute from Slab Solid Material by Hartati, Indah, Sulistyo, Hary, Sediawan, Wahyudi Budi, Azis, Muhammad Mufti, Fahrurrozi, Moh

“…Reactive extraction is gaining higher attention due its wide application in various solute separation processes. Here, a mathematical model of reactive…”
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