Results 31 to 40 of about 279,864 (68)

Perengkahan PFAD (Palm Fatty Acid Distillate) Dengan Katalis Zeolit Sintesis Untuk Menghasilkan Biofuel

open access: yesJurnal Rekayasa Kimia & Lingkungan, 2012
Palm Fatty Acid Distillate (PFAD) is a by-product of the manufacture of cooking oil. The PFAD has a high potential to be used as raw material for biofuel by catalytic cracking because it is a long-chain hydrocarbon.
Yelmida Yelmida   +2 more
doaj  

Development of High-Productivity Continuous Ethanol Production using PVA-Immobilized Zymomonas mobilis in an Immobilized-Cells Fermenter

open access: yesJurnal Rekayasa Kimia & Lingkungan, 2014
Ethanol as one of renewable energy was being considered an excellent alternative clean-burning fuel to replace gasoline. Continuous ethanol fermentation systems had offered important economic advantages compared to traditional systems. Fermentation rates
Nurhayati Nurhayati   +2 more
doaj   +1 more source

Hidrolisis Pati Sukun dengan Katalisator H2SO4 untuk Pembuatan Perekat

open access: yesJurnal Rekayasa Kimia & Lingkungan, 2012
Breadfruit starch is a unique resource which benefits for raw material of adhesive making. This study investigates hydrolysis method of breadfruit starch into dextrin with Sulphate Acid (H2SO4) catalysator.
Mirna Rahmah Lubis
doaj  

Pengolahan Limbah Cair Organik dengan Microbial Fuel Cell

open access: yesJurnal Rekayasa Kimia & Lingkungan, 2014
Penelitian ini mengusulkan sebuah prototipe reaktor microbial fuel cell (MFC) tanpa membran beraliran kontinyu. Dinding Reaktor dibuat dari pipa PVC dan elektroda dari serat karbon. Mikroba yang ditambatkan di anoda bersumber dari larutan FloTank®.
Wahyu Rinaldi   +4 more
doaj   +1 more source

Konsep Dasar Proses Pembuatan Membran Berpori dengan Metode Non-Solvent Induced Phase Separation - Penentuan cloud point dan diagram tiga phasa

open access: yesJurnal Rekayasa Kimia & Lingkungan, 2012
Application of membrane technology for separation processes has been an efficient optional to produce a high quality of separation product. This process has been widely using in many field of industry. Therefore, knowledge of this membrane preparation is
Nasrul Arahman
doaj  

Effectiveness of the Vertical Gas Ventilation Pipes for Promoting Waste Stabilization in Post-Closure Phase

open access: yesJurnal Rekayasa Kimia & Lingkungan, 2015
To make inside of the municipal solid waste (MSW) landfill aerobic as much as possible is thought to be preferable for promoting waste stabilization, reducing pollutant's load in leachate, minimizing greenhouse gas emission and shortening post-closure ...
Yasumasa Tojo   +3 more
doaj   +1 more source

Penggunaan Microsoft Excel dalam Memprediksi Aliran Fluida dalam Packed Bed

open access: yesJurnal Rekayasa Kimia & Lingkungan, 2012
Flow distribution is often a problem in the operation of the packed bed reactor. The problem is often referred as flow maldistribution and formation of localized hot spot region. This research is generally aimed to predict  fluid flow distribution in the
Hidayati Hidayati   +1 more
doaj  

Sintesis Molibdenum Oksida Berpenyangga Silika sebagai Katalis pada Reaksi Oksidasi Etanol Menjadi Asetaldehida

open access: yesJurnal Rekayasa Kimia & Lingkungan, 2015
Oksidasi etanol membentuk asetaldehida dengan menggunakan katalis molibdenum oksida berpenyangga silika oksida telah dilakukan. Preparasi katalis dilakukan dengan metode impregnasi dengan rasio Mo : Si 1 : 1, 3 : 1, 6 : 1, 9 : 1.
Achyar Rasyidi, Fikri Hasfita
doaj   +1 more source

Recovery of Organic and Amino Acids from Sludge and Fish Waste in Sub Critical Water Conditions

open access: yesJurnal Rekayasa Kimia & Lingkungan, 2011
The possibility of organic and amino acid production from the treatment of sludge and fish waste using water at sub critical conditions was investigated. The results indicated that at sub-critical conditions, where the ion product of water went through a
Muhammad Faisal   +2 more
doaj  

Kinerja Upflow Anaerobic Fixed Bed Reactor dengan Media Penunjang Batu Apung dalam Penyisihan Organik dan Pembentukan Biogas dari Biowaste Fase Cair

open access: yesJurnal Rekayasa Kimia & Lingkungan, 2015
Dalam penelitian ini, biowaste yang digunakan adalah sampah pasar. Sampah pasar menyumbang sekitar 12% dari berat total sampah kota. Upflow Anaerobic Fixed Bed Reactor (UAFB-R) yang digunakan dalam penelitian ini memakai media penunjang batu apung dengan
Prismita Nursetyowati   +2 more
doaj   +1 more source

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