CN108315354A - The application of the method for charcoal and its charcoal of preparation is prepared using straw saccharification residue - Google Patents

The application of the method for charcoal and its charcoal of preparation is prepared using straw saccharification residue Download PDF

Info

Publication number
CN108315354A
CN108315354A CN201810246024.3A CN201810246024A CN108315354A CN 108315354 A CN108315354 A CN 108315354A CN 201810246024 A CN201810246024 A CN 201810246024A CN 108315354 A CN108315354 A CN 108315354A
Authority
CN
China
Prior art keywords
charcoal
stalk
saccharification residue
residue
prepared
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201810246024.3A
Other languages
Chinese (zh)
Other versions
CN108315354B (en
Inventor
胡佳俊
王夏慧
郭洪成
高旻天
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
University of Shanghai for Science and Technology
Original Assignee
University of Shanghai for Science and Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by University of Shanghai for Science and Technology filed Critical University of Shanghai for Science and Technology
Priority to CN201810246024.3A priority Critical patent/CN108315354B/en
Publication of CN108315354A publication Critical patent/CN108315354A/en
Application granted granted Critical
Publication of CN108315354B publication Critical patent/CN108315354B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12PFERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P3/00Preparation of elements or inorganic compounds except carbon dioxide
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K17/00Soil-conditioning materials or soil-stabilising materials
    • C09K17/02Soil-conditioning materials or soil-stabilising materials containing inorganic compounds only
    • C09K17/04Soil-conditioning materials or soil-stabilising materials containing inorganic compounds only applied in a physical form other than a solution or a grout, e.g. as granules or gases
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12PFERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P19/00Preparation of compounds containing saccharide radicals
    • C12P19/14Preparation of compounds containing saccharide radicals produced by the action of a carbohydrase (EC 3.2.x), e.g. by alpha-amylase, e.g. by cellulase, hemicellulase

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biotechnology (AREA)
  • Biochemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Microbiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Inorganic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Soil Sciences (AREA)
  • Materials Engineering (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

The invention discloses a kind of charcoal of straw saccharification residue preparation and its as the application of soil conditioner.Belong to the comprehensive utilization technique of agricultural waste material stalk and the preparing technical field of charcoal.Its method and step includes:Stalk is crushed;Above-mentioned stalk powder is handled by saccharifying using cellulase;After the completion of processing, saccharification residue is collected by centrifuging or being sieved;Dry saccharification residue, main component is lignin, as the raw material for preparing charcoal;The method for preparing charcoal by saccharification residue is that the saccharification residue that will be obtained is positioned in heating equipment, and under anaerobic environment, 300 600 DEG C of processing are not less than 2 hours or more, finally obtain charcoal.The charcoal obtained using the present invention, can be used as soil conditioner, better than directly by charcoal made of stalk, can improve the economic value of stalk resource, and the carbon dioxide zero discharge of even up to straw resource utilization will be further reduced.

Description

The method of charcoal and its charcoal of preparation are prepared using straw saccharification residue Using
Technical field
The present invention relates to a kind of method of comprehensive utilization of agricultural waste material stalk, and stalk system is utilized more particularly to a kind of The application of the method for standby charcoal and its charcoal of preparation, is applied to the recycling and carbon dioxide of agricultural waste material stalk Reduce discharge treatment method technical field.
Background technology
Lignocellulosic is the biomass being most widely present on the earth comprising has trees, stalk and timber waste etc. Deng.Effectively conversion lignocellulosic is the energy, material and chemicals, can not only reduce dependence of the mankind to oil, may be used also To reduce CO2 emission.Currently, it is to convert lignocellulosic to bioenergy (such as ethyl alcohol) and biology that research is more Charcoal.
China produces about 700,000,000 tons of agricultural crop straw per year, but these stalks are not efficiently used, instead because of burning such as stalk Burning causes many environmental problems, if crop straw burning is one of haze Crack cause.Stalk mainly by cellulose, hemicellulose, And lignin is constituted.Can be utility stover by biorefinery technique.However, since stalk is complicated, Its bioconversion needs the synergistic effect of multiple pretreating process and a variety of enzymes, and the bioconversion cost of stalk is caused to occupy height not Under.If it is possible to find the high value added product of stalk and efficiently recycled from stalk, so that it may to greatly improve stalk Economic value, to solve the processing problem of stalk.On the other hand, what is mainly utilized in biorefinery is the fiber in stalk Element and hemicellulose, such as the saccharification residue generated in stalk generation ethanol process, main component is exactly lignin.Due to wood The stability characteristic (quality) of quality, these saccharification residues are difficult to by further biodegradable and decomposition.If but these saccharification residues are made Charcoal then can be used as a kind of high value added product, and then reduce the bioconversion cost of stalk, this becomes skill urgently to be resolved hurrily Art problem.
Charcoal made of stalk can be applied to soil improvement, these charcoals itself also play the effect of carbon sequestration Fruit.But influence of these charcoals to soil carbon sink ability is uncertain, and on the one hand it can enhance soil to carbon dioxide Absorption.On the other hand, its own can release some organic matters, these organic matters can also enhance soil respiration, whole to make The carbon dioxide of a soil release also rises.Stalk can lose a part of carbon during being made into charcoal, the life of these carbon At such as tar gas substance.In three main components of stalk, the pyrolysis characteristics of lignin be it is the most stable, 900 degree hereinafter, its decomposition is not only difficult but also slow.So if preparing charcoal with the high raw material of content of lignin, The property of the charcoal should be more stable, and the organic matter such as discharged in soil environment is less.And in preparation process, The carbon of loss also can be less.So preparing charcoal with the residue that is saccharified, the processing of saccharification residue is not only solved, is converted it into High value added product;And its manufactured charcoal is used for soil improvement, and effect may be better than that directly stalk being made Charcoal, these may change current to the underutilization of straw biological resource and ineffective present situation.Stalk at present Its main problem of biorefinery is that cellulase is of high cost, and prepared added value of product is not ideal enough.
Invention content
In order to solve prior art problem, it is an object of the present invention to overcome the deficiencies of the prior art, and to provide one kind The application that the method for charcoal and its charcoal of preparation are prepared using straw saccharification residue is turned discarded straw saccharification residue Chemical conversion has the charcoal of high added value, and the charcoal serves not only as the effect of soil conditioner and is better than directly stalk is made Charcoal, and the carbon being lost in entire preparation process is also less, and then forms the carbon dioxide zero discharge of stalk resource Processing method.
In order to achieve the above objectives, the present invention adopts the following technical scheme that:
A method of charcoal being prepared using straw saccharification residue, is included the following steps:
A. stalk is crushed to grain size and is not more than 1mm, obtain stalk powder;It is preferred that above-mentioned stalk is rice, wheat, barley With the mixed raw material of the stalk of any stalk or various crop of corn;
B. cellulase is utilized, the stalk powder prepared in the step a is handled by saccharifying;
C. after the completion of carrying out saccharifying processing in the step b, saccharification residue is collected by centrifuging or being sieved;
D. the saccharification residue obtained in the step c is dried, dry saccharification residue main component is wooden Element, saccharification residue is spare as the raw material for preparing charcoal;
E. the saccharification residue by the drying obtained in the step d is positioned in heating equipment, under anaerobic environment, High-temperature process is carried out at 300-600 DEG C to be not less than 2 hours, is finally obtained charcoal, i.e., charcoal is prepared by saccharification residue.It is preferred that Make saccharification residue carry out high-temperature process at 500-600 DEG C to be not less than 2 hours, prepares charcoal.
A kind of application for the charcoal that the present invention is prepared using the method that straw saccharification residue prepares charcoal, will be prepared Charcoal as soil conditioner.
The present invention compared with prior art, has following obvious prominent substantive distinguishing features and remarkable advantage:
1. the present invention overcomes the refinings of prior art straw biological using cellulase main problem of high cost, the present invention Saccharification residue is prepared into charcoal, the processing of saccharification residue is not only solved, has converted it into high value added product;
2. charcoal made of the present invention is used for soil improvement, effect may be better than directly will be biological made of stalk Charcoal;
3. the present invention will improve the economic value of stalk resource, and even up to stalk resource profit will be further reduced Carbon dioxide zero discharge.
Description of the drawings
Fig. 1 is the carbon containing spirogram of charcoal for preparing under the conditions of one treatment of different temperature of the embodiment of the present invention.
Specific implementation mode
Said program is described further below in conjunction with specific examples of the implementation, the preferred embodiment of the present invention is described in detail such as Under:
Embodiment one:
In the present embodiment, a method of preparing charcoal using straw saccharification residue, include the following steps:
A. rice straw comes from Shanghai Chongming island, and rice straw is dried at 60 DEG C, is roughly ground with pulverizer, by water It is 1mm that rice straw, which is crushed to grain size, obtains stalk powder;
B. cellulase is added into the stalk powder after roughly grinding in the step a, is shaken in 30 DEG C, 200 revs/min Saccharification 24 hours is carried out in bed, and stalk powder is handled by saccharifying using cellulase, obtains product mixtures;
C. after the completion of carrying out saccharifying processing in the step b, product mixtures are passed through into the collection that centrifuges or be sieved Be saccharified residue;
D. the saccharification residue obtained in the step c is dried at 60 DEG C, dry saccharification residue mainly at It is divided into lignin, saccharification residue is spare as the raw material for preparing charcoal;
E. the saccharification residue by the drying obtained in the step d is positioned in diamond heating equipment, in anaerobism ring Under border, high-temperature process is carried out at 300 DEG C, 500 DEG C and 600 DEG C respectively 2 hours, is made under the conditions of final acquisition treatment of different temperature Standby charcoal.
Using a series of charcoals manufactured in the present embodiment as sample, with the life being directly prepared into merely through the stalk after corase grinding Object charcoal is as a comparison.By total organic carbon analyzer, the carbon content of each charcoal is detected, saccharification residue can be obtained and prepared At charcoal carbon content.
The present embodiment analysis result:The characteristics of charcoal itself is exactly its phosphorus content height, and is stablized.As shown in Figure 1, this In charcoal preparation process prepared by embodiment, the difference of preparation temperature causes the difference of prepared charcoal phosphorus content, With the rising of preparation temperature, phosphorus content also rises.According to current result of study both domestic and external, the treatment temperature of charcoal is got over It is high better.In Fig. 1, at 500 DEG C and 600 DEG C, the phosphorus content of charcoal that saccharification residue is prepared into is higher than mutually synthermal The charcoal that lower stalk is directly prepared into.And at 500 DEG C and 600 DEG C, the phosphorus content for the charcoal that saccharification residue is prepared into is poor Not not less.And will be to 600 DEG C, the charcoal that stalk is directly prepared into can be only achieved similar effect.Even this might mean that At 500 DEG C, saccharification residue can be prepared into the higher charcoal of quality, and charcoal its energy being directly prepared into compared to stalk It consumes less, is equally of great significance.
Embodiment two:
The present embodiment and embodiment one are essentially identical, are particular in that:
Different materials are prepared with the carbon calculating during charcoal, test analysis is carried out using following experimental method:With Method prepares charcoal at 500 DEG C in embodiment one.It is residual to rice straw, its saccharified liquid and saccharification by high performance liquid chromatography The component of slag is analyzed.And total organic carbon analyzer is combined, the carbon content of each substance is detected.
The present embodiment analysis result:In this experiment, each amount of substance is in terms of carbon weight in 100g rice straws:Rice straw For 56g carbon;Polysaccharide component in rice straw is 22g carbon;Polysaccharide component is in saccharified liquid under the conditions of the saccharification of the present embodiment 12g carbon;Saccharification residue is 44g carbon;The charcoal that saccharification residue is prepared into is 27g carbon;The charcoal that stalk is directly prepared into For 27g carbon.It can be seen that saccharification reduces the polysaccharide in stalk, but the charcoal in terms of carbon weight prepared is not influenced Amount.That is the components such as polysaccharide in stalk, even if not obtained by saccharifying, in the preparation process of charcoal In, the carbon of this moieties can be also lost in substantially.If the carbon that this part is lost in prepares charcoal with anchracometer after saccharification The discharge of 41% carbon dioxide is reduced than stalk directly prepares charcoal.
Embodiment three:
The present embodiment is substantially the same as in the previous example, and is particular in that:
Effect for the charcoal that is prepared into of saccharification residue as soil conditioner, is divided using following experimental method Analysis test:With method in experiment 1 charcoal is prepared at 600 DEG C.After measurement charcoal is added to the water by 0.01% amount, release The amount of substance put.Charcoal is added with 0.01% amount in soil extraction, 30 DEG C, place 18 in 200 revs/min of shaking table After it, the influence for the total organic carbon of soil extraction.
Experimental result:After the charcoal that saccharification residue is prepared into is added to the water, total dissolved solid concentration incrementss are basic It is 0;After the charcoal that stalk is directly prepared into is added to the water, total dissolved solid concentration incrementss are about 42mg/L.It will be biological Soil extraction after 18 days is added in charcoal, and the sample of charcoal its total organic carbon for being added that saccharification residue is prepared into increases about 70%;And the sample for the charcoal that stalk is directly prepared into its total organic carbon is added and increases about 50%.In terms of these results, sugar The total content of organic carbon of soil can be effectively improved by changing the charcoal that residue is prepared into, and the charcoal that stalk is directly prepared into then can Organic and inorganic matter is directly discharged into soil.For soil, the raising of total organically content is normally more important.
In short, the above embodiment of the present invention prepare straw saccharification residue prepare charcoal can be used as soil conditioner into Row application, realizes the comprehensive utilization of agricultural waste material stalk.Charcoal is made in the saccharification residue of stalk by above-described embodiment, A kind of high value added product is can be used as, and then reduces the bioconversion cost of stalk.It is wooden in three main components of stalk The pyrolysis characteristics of element are the most stable, at 900 degree hereinafter, its decomposition is not only difficult but also slow.Other implementations of the present invention Example prepares charcoal with the high raw material of content of lignin, and the property of the charcoal should be more stable, such as in soil ring The organic matter discharged in border is less.And in preparation process, the carbon of loss also can be less.So the above embodiment of the present invention is with sugar Change residue and prepare charcoal, not only solves the processing of saccharification residue, converted it into high value added product;And it is made Charcoal be used for soil improvement, effect may be better than directly by charcoal made of stalk.
The embodiment of the present invention is illustrated above, but the present invention is not limited to the above embodiments, it can also be according to this hair The purpose of bright innovation and creation makes a variety of variations, and that is done under the Spirit Essence and principle of all technical solutions according to the present invention changes Become, modification, substitute, combination or simplified, should be equivalent substitute mode, as long as meeting the goal of the invention of the present invention, as long as not Away from the present invention using straw saccharification residue prepare the method for charcoal and its charcoal of preparation application technical principle and Inventive concept belongs to protection scope of the present invention.

Claims (4)

1. a kind of method preparing charcoal using straw saccharification residue, which is characterized in that include the following steps:
A. stalk is crushed to grain size and is not more than 1mm, obtain stalk powder;
B. cellulase is utilized, the stalk powder prepared in the step a is handled by saccharifying;
C. after the completion of carrying out saccharifying processing in the step b, saccharification residue is collected by centrifuging or being sieved;
D. the saccharification residue obtained in the step c is dried, dry saccharification residue main component is lignin, will The residue that is saccharified is spare as the raw material for preparing charcoal;
E. the saccharification residue by the drying obtained in the step d is positioned in heating equipment, under anaerobic environment, in 300- High-temperature process is carried out at 600 DEG C to be not less than 2 hours, finally obtains charcoal.
2. the method for preparing charcoal using straw saccharification residue according to claim 1, it is characterised in that:In the step In a, the stalk is the mixture of the stalk of any stalk or various crop of rice, wheat, barley and corn.
3. the method according to claim 1 or claim 2 for preparing charcoal using straw saccharification residue, it is characterised in that:Described In step e, so that saccharification residue is carried out high-temperature process at 500-600 DEG C and be not less than 2 hours, prepare charcoal.
4. a kind of application of the charcoal prepared using the method that straw saccharification residue prepares charcoal described in claim 1, It is characterized in that:Using prepared charcoal as soil conditioner.
CN201810246024.3A 2018-03-23 2018-03-23 Method for preparing biochar by utilizing straw saccharification residues and application of biochar prepared by same Active CN108315354B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810246024.3A CN108315354B (en) 2018-03-23 2018-03-23 Method for preparing biochar by utilizing straw saccharification residues and application of biochar prepared by same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810246024.3A CN108315354B (en) 2018-03-23 2018-03-23 Method for preparing biochar by utilizing straw saccharification residues and application of biochar prepared by same

Publications (2)

Publication Number Publication Date
CN108315354A true CN108315354A (en) 2018-07-24
CN108315354B CN108315354B (en) 2022-01-07

Family

ID=62898383

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810246024.3A Active CN108315354B (en) 2018-03-23 2018-03-23 Method for preparing biochar by utilizing straw saccharification residues and application of biochar prepared by same

Country Status (1)

Country Link
CN (1) CN108315354B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111357868A (en) * 2020-04-15 2020-07-03 四川农业大学 Method for simultaneously preparing modified biochar and liquid feed by using corn straws
CN114558575A (en) * 2022-03-14 2022-05-31 武汉科技大学 Method for preparing biochar bimetallic catalyst and lignin fluorescent carbon dots by straw grading and water treatment application of biochar bimetallic catalyst and lignin fluorescent carbon dots
CN115092904A (en) * 2022-05-26 2022-09-23 上海大学 Method for improving proportion of persistent functional groups on surface of biochar, prepared biochar and application of biochar

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100117954A (en) * 2009-04-27 2010-11-04 현대제철 주식회사 Activated carbon and the manufacturing method thereof
CN103627418A (en) * 2013-11-30 2014-03-12 云南榕正生物能源有限公司 Method for preparing charcoal by using straw
WO2014079572A1 (en) * 2012-11-23 2014-05-30 Eth Zurich Method for the production of polyethylene terephthalate with a low carbon footprint
CN104773718A (en) * 2015-04-01 2015-07-15 湖南泰谷生物科技股份有限公司 Biochar and preparation method
CN105478080A (en) * 2015-12-25 2016-04-13 常州大学 Preparation method of biological charcoal
CN105505998A (en) * 2015-12-15 2016-04-20 北京科技大学 Method for preparing alcohol and biochar from traditional Chinese medicine residues in gradient mode
CN106430182A (en) * 2016-09-27 2017-02-22 上海然归节能环保技术服务有限公司 Preparation method and preparation system for biochar
CN107364860A (en) * 2017-07-25 2017-11-21 成都新柯力化工科技有限公司 A kind of method that efficient cryogenic carbonization prepares straw biological charcoal
CN107418943A (en) * 2017-04-12 2017-12-01 上海大学 The method of cellulase production derivant and its application in straw saccharification are extracted from stalk
CN107586229A (en) * 2017-10-20 2018-01-16 沈阳农业大学 Peanut soil improving agent for one-crop succession based on charcoal and its preparation method and application

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100117954A (en) * 2009-04-27 2010-11-04 현대제철 주식회사 Activated carbon and the manufacturing method thereof
WO2014079572A1 (en) * 2012-11-23 2014-05-30 Eth Zurich Method for the production of polyethylene terephthalate with a low carbon footprint
CN103627418A (en) * 2013-11-30 2014-03-12 云南榕正生物能源有限公司 Method for preparing charcoal by using straw
CN104773718A (en) * 2015-04-01 2015-07-15 湖南泰谷生物科技股份有限公司 Biochar and preparation method
CN105505998A (en) * 2015-12-15 2016-04-20 北京科技大学 Method for preparing alcohol and biochar from traditional Chinese medicine residues in gradient mode
CN105478080A (en) * 2015-12-25 2016-04-13 常州大学 Preparation method of biological charcoal
CN106430182A (en) * 2016-09-27 2017-02-22 上海然归节能环保技术服务有限公司 Preparation method and preparation system for biochar
CN107418943A (en) * 2017-04-12 2017-12-01 上海大学 The method of cellulase production derivant and its application in straw saccharification are extracted from stalk
CN107364860A (en) * 2017-07-25 2017-11-21 成都新柯力化工科技有限公司 A kind of method that efficient cryogenic carbonization prepares straw biological charcoal
CN107586229A (en) * 2017-10-20 2018-01-16 沈阳农业大学 Peanut soil improving agent for one-crop succession based on charcoal and its preparation method and application

Non-Patent Citations (6)

* Cited by examiner, † Cited by third party
Title
PORITOSH ROY 等: "Prospects for pyrolysis technologies in the bioenergy sector: A review", 《RENEWABLE AND SUSTAINABLE ENERGY REVIEWS》 *
张杰 等: "秸秆、木质素及其生物炭对潮土CO2释放及有机碳含量", 《农业环境科学学报》 *
温钰娟 等: "农作物秸秆水热糖化及其残渣的综合利用", 《江苏农业科学》 *
王瑞峰 等: "生物炭制备及其对土壤理化性质影响的研究进展", 《农业科技导报》 *
胡佳俊 等: "Acremonium纤维素酶在玉米芯糖化中的应用", 《工业微生物》 *
陈温福 等: "生物炭应用技术研究", 《中国工程科学》 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111357868A (en) * 2020-04-15 2020-07-03 四川农业大学 Method for simultaneously preparing modified biochar and liquid feed by using corn straws
CN114558575A (en) * 2022-03-14 2022-05-31 武汉科技大学 Method for preparing biochar bimetallic catalyst and lignin fluorescent carbon dots by straw grading and water treatment application of biochar bimetallic catalyst and lignin fluorescent carbon dots
CN114558575B (en) * 2022-03-14 2023-08-15 武汉科技大学 Method for preparing biochar bimetallic catalyst and lignin fluorescent carbon dots by straw classification and water treatment application thereof
CN115092904A (en) * 2022-05-26 2022-09-23 上海大学 Method for improving proportion of persistent functional groups on surface of biochar, prepared biochar and application of biochar

Also Published As

Publication number Publication date
CN108315354B (en) 2022-01-07

Similar Documents

Publication Publication Date Title
Chen Lignocellulose biorefinery engineering: principles and applications
Ferreira-Leitao et al. Biomass residues in Brazil: availability and potential uses
Kuglarz et al. Ethanol production from industrial hemp: effect of combined dilute acid/steam pretreatment and economic aspects
CN105484083B (en) Green separating process for components of lignocellulose
Jin et al. Thermo-chemical pretreatment and enzymatic hydrolysis for enhancing saccharification of catalpa sawdust
CN102676198B (en) Method for preparing bio-oil and/or pyrolytic gas by pyrolysis of biomass
Triwahyuni et al. Optimization of saccharification and fermentation process in bioethanol production from oil palm fronds
CN102277391A (en) Comprehensive utilization method of straw raw materials
CN103597085A (en) Methods for converting lignocellulosic material to useful products
Yang et al. Lignocellulosic structural changes of Spartina alterniflora after anaerobic mono-and co-digestion
CN105039457A (en) Novel process for jointly degrading and saccharifying crop straw by means of thermo-chemical treatment, microbial fermentation and enzymatic hydrolysis
CN108315354A (en) The application of the method for charcoal and its charcoal of preparation is prepared using straw saccharification residue
JP2007245096A (en) Method for manufacturing useful material from biomass
CN104745643A (en) Method for producing ethanol from tobacco stems by fermentation
Mohamad Ikubar et al. Solid-state fermentation of oil palm frond petiole for lignin peroxidase and xylanase-rich cocktail production
Zhu et al. Efficient ethanol production from beetle-killed lodgepole pine using SPORL technology and Saccharomyces cerevisiae without detoxification
Darmayanti et al. Lignocellulosic material from main Indonesian plantation commodity as the feedstock for fermentable sugar in biofuel production
CN105603021B (en) A method of cigarette stalk hydrolysis result is improved using surfactant
KR100965851B1 (en) Processes for the pretreatment of lignocellulosic biomasses by popping method, and processes for the production of saccharides and bio-ethanol using the same
Kumar et al. Rice straw management through biofuel, biochar, mushroom cultivation, and paper production to overcome environmental pollution in North India
Sharma-Shivappa et al. Conversion of cotton wastes to bioenergy and value-added products
Rijal Bioethanol from sago waste fermented by baker’s and tapai yeast as a renewable energy source
CN109355329A (en) A method of reduced sugar is prepared using tobacco rod as biorefinery raw material
CN109182391B (en) Method for preparing biogas by irradiation pretreatment of crop straws
Azad et al. Straw availability, quality, recovery, and energy use of sugarcane

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant