Effects of γ-ray irradiation and particle size on enzymatic hydrolysis and fermentation of reed straws

Hui QI; Liang CHEN; Xiaofen WU; An LIU; Danyang WANG; Yong ZHANG; Ming DENG; Keqin WANG

doi:10.11889/j.1000-3436.2022-0057

Journal of Radiation Research and Radiation Processing, Volume. 41, Issue 1, 010402(2023)

Effects of γ-ray irradiation and particle size on enzymatic hydrolysis and fermentation of reed straws

Hui QI1... Liang CHEN1, Xiaofen WU1, An LIU1, Danyang WANG2, Yong ZHANG1, Ming DENG1 and Keqin WANG1,* |Show fewer author(s)

Author Affiliations

¹Hunan Institute of Nuclear Agricultural Science and Space Mutation Breeding, Hunan Academy of Agricultural Sciences/ Hunan province Engineering Technology Research Center of Agricultural Biological Irradiation, Changsha 410125, China

²Longping Branch, Graduate School of Hunan University, Changsha 410125, China

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Figures & Tables(8)

Fig. 1. Particle size distribution of crushed reed straws at different absorbed irradiation doses; a, b, c, d, there are significant differences in the same series with different letters (p<0.05)

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Fig. 2. Comminution energy of reed straws to different particle size ranges under different absorbed doses; a, b, c, d, there are significant differences in the same series with different letters (p<0.05)

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Fig. 3. Cellulose enzymatic hydrolysis conversion rate of reed straws with different particle sizes under different absorbed doses; a, b, c, d, there are significant differences in the same series with different letters (p<0.05)

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Fig. 4. The cellulose ethanol conversion rates of reed straws with different particle sizes treated with different absorbed doses; a, b, c, d, there are significant differences in the same series with different letters (p<0.05)

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Table 1. Determination of components and components of water extract of irradiated reed straws under different particle sizes

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Table 1. Determination of components and components of water extract of irradiated reed straws under different particle sizes

剂量 / kGy Dose	粒径r / mm Particle size	水提液中糖含量 / (mg·g^-1) Sugar content in water extract		可溶性聚糖含量 / (mg·g^-1) Soluble glycan content		纤维素含量 / % Cellulose content	半纤维素含量 / % Hemicellulose content	木质素含 / % Lignin content
剂量 / kGy Dose	粒径r / mm Particle size	葡萄糖 Glucose	木糖 Xylose	葡聚糖 Glucan	木聚糖 Xylan	纤维素含量 / % Cellulose content	半纤维素含量 / % Hemicellulose content	木质素含 / % Lignin content
0	All	0.049±0.005^g	0.183±0.002^h	0.815±0.044^j	1.211±0.010^m	39.546±0.372^a	18.827±0.000^b	22.708±0.808^b
	r˂0.850	0.101±0.011^g	0.380±0.005^g	1.101±0.022ⁱ	1.738±0.049^l	39.119±0.084^b	18.829±0.023^b	23.008±0.651^b
	r˂0.425	0.205±0.023^f	0.525±0.030^f	1.488±0.110^h	2.071±0.032^k	37.980±0.123^cde	18.858±0.075^b	23.500±0.332^ab
	r˂0.250	0.637±0.070^d	0.733±0.099^d	2.369±0.147^g	2.591±0.029^j	37.620±0.292^e	19.130±0.136^a	23.588±0.453^ab
	r˂0.180	1.089±0.120^b	0.845±0.088^bc	3.136±0.250^f	2.888±0.007ⁱ	36.669±0.255^g	19.181±0.140^a	23.648±0.611^ab
206	All	0.485±0.003^e	0.576±0.001^f	3.164±0.031^f	5.016±0.042^h	38.116±0.083^cd	18.114±0.033^d	23.560±0.285^ab
	r˂0.850	0.504±0.012^e	0.568±0.023^f	3.200±0.019^f	5.067±0.024^h	38.241±0.074^c	18.061±0.032^d	23.570±0.201^ab
	r˂0.425	0.617±0.007^d	0.610±0.023e^f	3.420±0.011^e	5.307±0.008^g	37.837±0.009^de	18.056±0.001^d	23.813±0.135^ab
	r˂0.250	0.936±0.036^c	0.705±0.046^de	3.971±0.008^d	5.843±0.001^f	37.008±0.175^fg	18.152±0.063^d	23.855±0.432^ab
	r˂0.180	1.258±0.047^a	0.774±0.047^cd	4.555±0.015^b	6.321±0.034^e	36.248±0.259^h	18.325±0.071^c	24.381±0.261^a
404	All	0.213±0.018^f	0.854±0.051^bc	4.087±0.027^cd	11.688±0.163^d	37.208±0.029^f	17.616±0.031^fg	23.293±0.099^ab
	r˂0.850	0.212±0.018^f	0.853±0.054^bc	4.090±0.027^cd	11.715±0.163^d	37.199±0.028^f	17.608±0.031^fg	23.287±0.105^ab
	r˂0.425	0.217±0.019^f	0.878±0.060^b	4.181±0.032^c	11.998±0.157^c	37.062±0.037^f	17.572±0.040^g	23.427±0.330^ab
	r˂0.250	0.262±0.016^f	0.989±0.022^a	4.644±0.038^b	12.992±0.075^b	36.013±0.133^h	17.752±0.055^ef	23.286±0.939^ab
	r˂0.180	0.277±0.023^f	1.060±0.022^a	5.153±0.018^a	13.837±0.031^a	35.147±0.182ⁱ	17.865±0.147^e	23.097±1.102^b

Table 2. Variance analysis of cellulose enzymatic hydrolysis conversion of reed straws with different absorbed doses and particle size

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Table 2. Variance analysis of cellulose enzymatic hydrolysis conversion of reed straws with different absorbed doses and particle size

方差来源 Sources of variance	平方和 Sum of squares	自由度 Degree of freedom	均方和 Mean sum of square	F值 F value	显著性 Significance level
因素A（吸收剂量） Factor A (irradiation dose)	343.58	2	171.79	1 321.46	**
因素B（粒径大小） Factor B (particle size)	289.45	4	72.36	556.62	**
A×B	34.61	8	4.33	33.31	**
误差E Error E	3.90	30	0.13	-	-
总和 Sum	671.54	44	-	-	-

Table 3. Variance analysis of cellulose ethanol conversion of reed straws with different absorbed doses and particle size

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Table 3. Variance analysis of cellulose ethanol conversion of reed straws with different absorbed doses and particle size

方差来源 Sources of variance	平方和 Sum of squares	自由度 Degree of freedom	均方和 Mean sum of square	F值 F value	显著性 Significance level
因素A（吸收剂量） Factor A (absorbed dose)	46.03	2	23.02	958.98	**
因素B（粒径尺寸） Factor B (particle size)	46.81	4	11.70	487.63	**
A×B	10.12	8	1.27	52.73	**
误差E Error E	0.36	15	0.02	-	-
总和 Sum	103.33	29	-	-	-

Table 4. Increased ratios of comminution energy, cellulose enzymatic hydrolysis conversion rates and cellulose ethanol conversion rates of reed straws passing through sieves with different particle sizes

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Table 4. Increased ratios of comminution energy, cellulose enzymatic hydrolysis conversion rates and cellulose ethanol conversion rates of reed straws passing through sieves with different particle sizes

粒径 / mm Particle size	粉碎能耗增加百分比 / % Increased ratios of comminution energy			纤维素酶解转化率增加百分比 / % Increased ratios of cellulose enzymatic hydrolysis conversion rates			纤维素乙醇转化率增加百分比 / % Increased ratios of cellulose ethanol conversion rates
粒径 / mm Particle size	0 kGy	206 kGy	404 kGy	0 kGy	206 kGy	404 kGy	0 kGy	206 kGy	404 kGy
r＜0.850	106.98	8.55	1.73	108.55	57.45	42.18	93.88	75.70	12.73
r＜0.425	318.08	35.48	18.75	135.96	63.47	47.89	116.58	75.15	13.12
r＜0.250	1 200.60	216.88	95.65	153.90	61.62	82.46	128.73	75.95	14.89
r＜0.180	2 120.56	472.69	185.82	129.20	85.98	106.63	136.04	80.20	17.68

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Hui QI, Liang CHEN, Xiaofen WU, An LIU, Danyang WANG, Yong ZHANG, Ming DENG, Keqin WANG. Effects of γ-ray irradiation and particle size on enzymatic hydrolysis and fermentation of reed straws[J]. Journal of Radiation Research and Radiation Processing, 2023, 41(1): 010402

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Paper Information

Category: Research Articles

Received: May. 18, 2022

Accepted: Jul. 13, 2022

Published Online: Mar. 6, 2023

The Author Email:

DOI:10.11889/j.1000-3436.2022-0057

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Determination of components and components of water extract of irradiated reed straws under different particle sizes

Table 1. Determination of components and components of water extract of irradiated reed straws under different particle sizes

Table 2. Variance analysis of cellulose enzymatic hydrolysis conversion of reed straws with different absorbed doses and particle size

Table 2. Variance analysis of cellulose enzymatic hydrolysis conversion of reed straws with different absorbed doses and particle size

Table 3. Variance analysis of cellulose ethanol conversion of reed straws with different absorbed doses and particle size

Table 3. Variance analysis of cellulose ethanol conversion of reed straws with different absorbed doses and particle size

Table 4. Increased ratios of comminution energy, cellulose enzymatic hydrolysis conversion rates and cellulose ethanol conversion rates of reed straws passing through sieves with different particle sizes

Table 4. Increased ratios of comminution energy, cellulose enzymatic hydrolysis conversion rates and cellulose ethanol conversion rates of reed straws passing through sieves with different particle sizes

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