Food waste (FW) is an organic waste discharged from various
sources, e.g. households, cafeterias, restaurants. Nearly 1.3 billion
tons of food is lost or wasted throughout the food supply chain
[3]. Given its organic-rich nature, FW should be considered as a
useful resource for producing bioethanol. However, microorganisms
generally cannot directly assimilate the nutrients in FW
without proper pre-treatment. Therefore, different commercial
enzymes have been used to improve the saccharification of FW
[4], among which the pretreatment of FW with consortium of commercial
enzymes was found to be more efficient than that with a
single commercial enzyme in terms of glucose production.
Obviously, high-concentration of glucose favors the subsequent
bioethanol production. It should be realized that commercial
enzymes are costly and generally available in a single-type form
[5]. In order to make the enzymatic hydrolysis of FW more
cost-effective, the enzymes should be produced in situ from a
cheap feedstock without complex and costly downstream separation
and purification.
Food waste (FW) is an organic waste discharged from varioussources, e.g. households, cafeterias, restaurants. Nearly 1.3 billiontons of food is lost or wasted throughout the food supply chain[3]. Given its organic-rich nature, FW should be considered as auseful resource for producing bioethanol. However, microorganismsgenerally cannot directly assimilate the nutrients in FWwithout proper pre-treatment. Therefore, different commercialenzymes have been used to improve the saccharification of FW[4], among which the pretreatment of FW with consortium of commercialenzymes was found to be more efficient than that with asingle commercial enzyme in terms of glucose production.Obviously, high-concentration of glucose favors the subsequentbioethanol production. It should be realized that commercialenzymes are costly and generally available in a single-type form[5]. In order to make the enzymatic hydrolysis of FW morecost-effective, the enzymes should be produced in situ from acheap feedstock without complex and costly downstream separationand purification.
การแปล กรุณารอสักครู่..