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INSTITUT TEKNOLOGI SEPULUH NOPEMBER SURABAYA

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Biological Science of Institut Teknologi Sepuluh Nopember Surabaya (ITS)

Biological Science of Institut Teknologi Sepuluh Nopember Surabaya (ITS)

Biological Science of Institut Teknologi Sepuluh Nopember Surabaya (ITS)

The Effectiveness Of Bioethanol Usage From liquid waste of Anacardium occidentale L. And

Theobroma cacao L. on The Burning Process Of Bioethanol Stove

Sri NurhatikaIndah Safitri .N.Lisma Shofarina .P.

Contents Introduction

Biofuel Development

Progress of Biofuel Development and Implementation

Ethanol from Liquid Waste Theobroma cacao L. and of Anacardium occidentale L.

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1

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3

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Biological Science of Institut Teknologi Sepuluh Nopember Surabaya (ITS)

Apakah bioethanol itu? Ethanol yang

berasal dari bahan-bahan pertanian

Berbentuk cair, jernih, bau kuat, larut dalam bensin, nilai oktan tinggi

Skema Produksi BioethanolBioethanol dapat diproduksi dengan 3 cara

Gula

Gula

Pati Selulosa / Hemiseslulo

sa

Gula

ETHANOLVIDEO

Liquid Waste Cocoa

(Theobroma cacao (L) Beauv.) in Kendari

Faculty of Science and Mathematics Department of BiologyInstitut Teknologi Sepuluh NopemberSurabaya, Indonesia

Biomaterials Exploring new feedstocks Celluosic and waste

Biological Science of Institut Teknologi Sepuluh Nopember Surabaya (ITS)

Limbah pertanian yang belum

dimanfaatkan secara optimal

Stok energi yang semakin menipis

mengakibatkan perlunya konversi energi dari energi fosil menjadi

bioenergi

fermentasi dan destilas

i

LATAR BELAKANG

1. Proses Pretreatment

Air hasil proses pretreatment (10 liter)

Cara Kerja

2. Proses fermentasi

Saccharomyces cerevisiaeEkstrak Urea NPK

10 Liter 0,13 gram 0,13 gram 0,13 gramFermentasi dilakukan

selama 5 hari, keberhasilan fermentasi

diindikasikan dengan muncul gelembung gas

10 liter kaldu

fermentasi

3.Proses Destilasi

Destilator

Liquid waste of

Anacardium occidentale L.

Faculty of Science and Mathematics Department of BiologyInstitut Teknologi Sepuluh NopemberSurabaya, Indonesia

STUDY CASE

PREFACE

Energy saving efforts and new alternative energy sources

Anacardium occidentale L.

Carbohydrate 15,8 g / 100 g

(Hermawan, 2005)

FERMENTATIONEnzym

and Yeast

The technique of taking raw material and pretreatment

METHODOLOGY

Cashew extractScreening process

Sterilization process

Fermentation Process

METHODOLOGY

Cashew extra

ct

17,5 g

Saccharomyces

cerevisia

e

17,5 g

urea

17,5 g

NPK

Anaerobic, 5 day

s

The production process of bioethanol

METHODOLOGY

destilationheated mixture of water and ethanol at a temperature

of 78ºC

Testing levels of ethanol

METHODOLOGY

Measured by alcoholmeter

Testing of bioethanol as a fuel

METHODOLOGY

Bioethanol stove merk AMB Steel Burner

Materials/ biomass Mass Ethanol

Cassava 47% starch (usual cassava 26% starch)

1000 kg 166,6 liter

Pineapple skin waste 1000 kg 40 liter Banana skin and hump waste 1000 kg 40 liter

Sugarcane 1000 kg 250 literSugar palm 1000 kg 200 literCorn stem/ hump waste 1000 kg 200 liter

Sago palm 1000 kg 90 liter Vegetables and fruits waste 1000 kg 190 liter

Cogon grass 1000 kg 283 liter

Case study

Biological Science of Institut Teknologi Sepuluh Nopember Surabaya (ITS)

*Ethanol production per 1000 kg biomass

Fuel Calories (MJ/Kg)

Demanded calories

Price(Rp/Kg) (Rp/MJ)

Kerosene (non-Subsidized) 46.2 61.7 12.375 202.9LPG 54.0 61.7 8.500 157.4Coal 21.0 61.7 1.700 80.95Woods 15.0 61.7 400 26.7Metanol 22.7 61.7 5.100 224.7Bioethanol 70% 29.7 61.7 4.250 277.8Bioethanol >90% 29.7 61.7 8.250 477.8Cornstalk 13.6 61.7 350 25.7Coconut shell 18.2 61.7 1000 54.9

Ethanol 70% 90%

More water More pureCheaper Costly

1 ½ day Once cooking process

2 ½ day

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Biological Science of Institut Teknologi Sepuluh Nopember Surabaya (ITS)

Pameran Gebyar Mandiri dan UKM 2008

Produksi kompor

bioetanol pertama kali

th 2008

Biological Science of Institut Teknologi Sepuluh Nopember Surabaya (ITS)

Alat Fermentor dan Destilator skala besar

Ministry of finances MOU realisation in Sidoarjo

Bojonegoro district reg.Gov

Grant acceptance in society development categories

Show off with former Miss Indonesia

Biological Science of Institut Teknologi Sepuluh Nopember Surabaya (ITS)

East java Scouts got bioethanol course

Job creation

Wonderful Indonesia

Biological Science of Institut Teknologi Sepuluh Nopember Surabaya (ITS)

Lokasi ………………………..

Biological Science of Institut Teknologi Sepuluh Nopember Surabaya (ITS)

Acknowledgement We cordially thank to

Rector of Institut Teknologi Sepuluh Nopember (ITS) Surabaya

Vice Rector IV of Institut Teknologi Sepuluh Nopember (ITS) Surabaya

Department of Biology of Institut Teknologi Sepuluh Nopember (ITS) Surabaya

TVOne, TVSakti, TransTV, Radio Metro Female PT.HSM Company of Bioethanol Stove

Matur nuwun