DÜŞÜK SICAKLIK DÜŞÜK ZAMAN ALKALİ ÖN İŞLEMLERİNİN FINDIK KABUĞUNUN BİLEŞİMİ VE ENZİMATİK HİDROLİZİ ÜZERİNE ETKİSİNİN İNCELENMESİ

Year 2017, Volume: 32 Issue: 2, 0 - 0, 13.06.2017

Emir Zafer Hoşgün Berrin Bozan

https://doi.org/10.17341/gazimmfd.322177

Cited By: 2

Abstract

Bu çalışmada, fındık kabuklarından enzimatik hidroliz ile glikoz üretimi için, düşük sıcaklık kısa zaman alkali ön işlemi uygulanmıştır. Çalışılan alkaliler içinde enzimatik hidroliz verimi ve lignin giderimi açısında sodyum hidroksitin etkili olduğu görülmüş ve çalışmalarda NaOH işlem koşullarının glikoz kazanımı ve ön işlem görmüş katı kompozisyonuna etkileri incelenmiştir. Uygulanan farklı alkali ön işlemler ve enzimatik hidroliz sonucunda elde edilen glikoz kazanımı %10,12 ile %43,53 arasında, lignin giderimi ise %19,48 ile %53,84 arasında değişmiştir. 1 gram glikoz üretebilmek için harcanan enerji ise 10,03 kj ile 219,46 kj arasında bulunmuştur. Çalışılan koşullarda glikoz verimi ve enerji bakımından en uygun ön işlem koşulunun %2,25 NaOH, 60^oC, 30 min, 1/10 olduğu sonucuna varılmıştır. Bu koşullarda glikoz verimi %37,23 lignin giderimi %44,22 ön işlem için harcanan enerji miktarı ise 60,90 kj/g dır.

Keywords

Fındık kabuğu, Alkali ön işlem, Fermente şeker, Biyoetanol, Enzimatik hidroliz.

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