Bioethanol production from wheat straw by phosphoric acid plus hydrogen peroxide (PHP) pretreatment via simultaneous saccharification and fermentation (SSF) at high solid loadings

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Bioethanol production from wheat straw by phosphoric acid plus hydrogen peroxide (PHP) pretreatment via simultaneous saccharification and fermentation (SSF) at high solid loadings. / Qiu, Jingwen; Tian, Dong; Shen, Fei; Hu, Jinguang; Zeng, Yongmei; Yang, Gang; Zhang, Yanzong; Deng, Shihuai; Zhang, Jing.

julkaisussa: Bioresource Technology, Vuosikerta 268, 01.11.2018, s. 355-362.

Tutkimustuotos: Lehtiartikkelivertaisarvioitu

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Qiu, Jingwen ; Tian, Dong ; Shen, Fei ; Hu, Jinguang ; Zeng, Yongmei ; Yang, Gang ; Zhang, Yanzong ; Deng, Shihuai ; Zhang, Jing. / Bioethanol production from wheat straw by phosphoric acid plus hydrogen peroxide (PHP) pretreatment via simultaneous saccharification and fermentation (SSF) at high solid loadings. Julkaisussa: Bioresource Technology. 2018 ; Vuosikerta 268. Sivut 355-362.

Bibtex - Lataa

@article{4a2094b7365945639dfa9fa2e45f6434,
title = "Bioethanol production from wheat straw by phosphoric acid plus hydrogen peroxide (PHP) pretreatment via simultaneous saccharification and fermentation (SSF) at high solid loadings",
abstract = "Phosphoric acid plus hydrogen peroxide (PHP) pretreatment was employed on wheat straw for ethanol conversion by simultaneous saccharification and fermentation (SSF) at high loadings. Results showed solid loading of PHP-pretreated wheat straw can be greatly promoted to 20{\%}. Although more enzyme input improved ethanol conversion significantly, it still can be potentially reduced to 10–20 mg protein/g cellulose. Increasing yeast input also promoted ethanol conversion, however, the responses were not significant. Response surface method was employed to optimize SSF conditions with the strategy of maximizing ethanol conversion and concentration and minimizing enzyme and yeast input. Results indicated that ethanol conversion of 88.2{\%} and concentration of 69.9 g/L were obtained after 120 h SSF at solid loading of 15.3{\%}, and CTec2 enzyme and yeast were in lower input of 13.2 mg protein/g cellulose and 1.0 g/L, respectively. Consequently, 15.5 g ethanol was harvested from 100 g wheat straw in the optimal conditions.",
keywords = "Bioethanol, High solid loadings, Phosphoric acid plus hydrogen peroxide, Response surface method, Simultaneous saccharification and fermentation",
author = "Jingwen Qiu and Dong Tian and Fei Shen and Jinguang Hu and Yongmei Zeng and Gang Yang and Yanzong Zhang and Shihuai Deng and Jing Zhang",
year = "2018",
month = "11",
day = "1",
doi = "10.1016/j.biortech.2018.08.009",
language = "English",
volume = "268",
pages = "355--362",
journal = "Bioresource Technology",
issn = "0960-8524",

}

RIS - Lataa

TY - JOUR

T1 - Bioethanol production from wheat straw by phosphoric acid plus hydrogen peroxide (PHP) pretreatment via simultaneous saccharification and fermentation (SSF) at high solid loadings

AU - Qiu, Jingwen

AU - Tian, Dong

AU - Shen, Fei

AU - Hu, Jinguang

AU - Zeng, Yongmei

AU - Yang, Gang

AU - Zhang, Yanzong

AU - Deng, Shihuai

AU - Zhang, Jing

PY - 2018/11/1

Y1 - 2018/11/1

N2 - Phosphoric acid plus hydrogen peroxide (PHP) pretreatment was employed on wheat straw for ethanol conversion by simultaneous saccharification and fermentation (SSF) at high loadings. Results showed solid loading of PHP-pretreated wheat straw can be greatly promoted to 20%. Although more enzyme input improved ethanol conversion significantly, it still can be potentially reduced to 10–20 mg protein/g cellulose. Increasing yeast input also promoted ethanol conversion, however, the responses were not significant. Response surface method was employed to optimize SSF conditions with the strategy of maximizing ethanol conversion and concentration and minimizing enzyme and yeast input. Results indicated that ethanol conversion of 88.2% and concentration of 69.9 g/L were obtained after 120 h SSF at solid loading of 15.3%, and CTec2 enzyme and yeast were in lower input of 13.2 mg protein/g cellulose and 1.0 g/L, respectively. Consequently, 15.5 g ethanol was harvested from 100 g wheat straw in the optimal conditions.

AB - Phosphoric acid plus hydrogen peroxide (PHP) pretreatment was employed on wheat straw for ethanol conversion by simultaneous saccharification and fermentation (SSF) at high loadings. Results showed solid loading of PHP-pretreated wheat straw can be greatly promoted to 20%. Although more enzyme input improved ethanol conversion significantly, it still can be potentially reduced to 10–20 mg protein/g cellulose. Increasing yeast input also promoted ethanol conversion, however, the responses were not significant. Response surface method was employed to optimize SSF conditions with the strategy of maximizing ethanol conversion and concentration and minimizing enzyme and yeast input. Results indicated that ethanol conversion of 88.2% and concentration of 69.9 g/L were obtained after 120 h SSF at solid loading of 15.3%, and CTec2 enzyme and yeast were in lower input of 13.2 mg protein/g cellulose and 1.0 g/L, respectively. Consequently, 15.5 g ethanol was harvested from 100 g wheat straw in the optimal conditions.

KW - Bioethanol

KW - High solid loadings

KW - Phosphoric acid plus hydrogen peroxide

KW - Response surface method

KW - Simultaneous saccharification and fermentation

UR - http://www.scopus.com/inward/record.url?scp=85051197392&partnerID=8YFLogxK

U2 - 10.1016/j.biortech.2018.08.009

DO - 10.1016/j.biortech.2018.08.009

M3 - Article

VL - 268

SP - 355

EP - 362

JO - Bioresource Technology

JF - Bioresource Technology

SN - 0960-8524

ER -

ID: 27528128