CN111349658A - 一种木质纤维素酶解发酵生产乙醇的方法 - Google Patents
一种木质纤维素酶解发酵生产乙醇的方法 Download PDFInfo
- Publication number
- CN111349658A CN111349658A CN201811574853.0A CN201811574853A CN111349658A CN 111349658 A CN111349658 A CN 111349658A CN 201811574853 A CN201811574853 A CN 201811574853A CN 111349658 A CN111349658 A CN 111349658A
- Authority
- CN
- China
- Prior art keywords
- fermentation
- cellulase
- enzymolysis
- liquid
- temperature
- 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.)
- Pending
Links
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 title claims abstract description 121
- 238000000855 fermentation Methods 0.000 title claims abstract description 102
- 230000004151 fermentation Effects 0.000 title claims abstract description 102
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 239000002994 raw material Substances 0.000 claims abstract description 44
- 239000007788 liquid Substances 0.000 claims abstract description 39
- 108010059892 Cellulase Proteins 0.000 claims abstract description 35
- 229940106157 cellulase Drugs 0.000 claims abstract description 35
- 238000010411 cooking Methods 0.000 claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000004880 explosion Methods 0.000 claims abstract description 25
- 238000001125 extrusion Methods 0.000 claims abstract description 18
- 241000894006 Bacteria Species 0.000 claims abstract description 17
- 239000000203 mixture Substances 0.000 claims abstract description 11
- 230000014759 maintenance of location Effects 0.000 claims abstract description 8
- 238000004898 kneading Methods 0.000 claims abstract description 7
- 238000002156 mixing Methods 0.000 claims abstract description 7
- 108090000790 Enzymes Proteins 0.000 claims description 39
- 102000004190 Enzymes Human genes 0.000 claims description 39
- 229940088598 enzyme Drugs 0.000 claims description 39
- 238000000034 method Methods 0.000 claims description 27
- 239000001963 growth medium Substances 0.000 claims description 22
- 239000010902 straw Substances 0.000 claims description 22
- 240000008042 Zea mays Species 0.000 claims description 19
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims description 19
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims description 19
- 239000001913 cellulose Substances 0.000 claims description 19
- 229920002678 cellulose Polymers 0.000 claims description 19
- 235000005822 corn Nutrition 0.000 claims description 19
- 241000223261 Trichoderma viride Species 0.000 claims description 16
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 claims description 15
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 claims description 15
- 239000008103 glucose Substances 0.000 claims description 15
- SRBFZHDQGSBBOR-IOVATXLUSA-N D-xylopyranose Chemical compound O[C@@H]1COC(O)[C@H](O)[C@H]1O SRBFZHDQGSBBOR-IOVATXLUSA-N 0.000 claims description 14
- 238000000926 separation method Methods 0.000 claims description 14
- 239000007787 solid Substances 0.000 claims description 14
- 238000011081 inoculation Methods 0.000 claims description 13
- 239000001110 calcium chloride Substances 0.000 claims description 10
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 10
- 229910052943 magnesium sulfate Inorganic materials 0.000 claims description 10
- 229910000357 manganese(II) sulfate Inorganic materials 0.000 claims description 10
- 229910000368 zinc sulfate Inorganic materials 0.000 claims description 10
- 239000011686 zinc sulphate Substances 0.000 claims description 10
- 241000228245 Aspergillus niger Species 0.000 claims description 9
- 229910021580 Cobalt(II) chloride Inorganic materials 0.000 claims description 9
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 claims description 9
- 229910000402 monopotassium phosphate Inorganic materials 0.000 claims description 9
- 235000015099 wheat brans Nutrition 0.000 claims description 9
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 claims description 9
- 229920002488 Hemicellulose Polymers 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 8
- PYMYPHUHKUWMLA-UHFFFAOYSA-N arabinose Natural products OCC(O)C(O)C(O)C=O PYMYPHUHKUWMLA-UHFFFAOYSA-N 0.000 claims description 7
- SRBFZHDQGSBBOR-UHFFFAOYSA-N beta-D-Pyranose-Lyxose Natural products OC1COC(O)C(O)C1O SRBFZHDQGSBBOR-UHFFFAOYSA-N 0.000 claims description 7
- 239000002028 Biomass Substances 0.000 claims description 5
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 5
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims description 5
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims description 5
- 235000011130 ammonium sulphate Nutrition 0.000 claims description 5
- 239000007791 liquid phase Substances 0.000 claims description 5
- 235000019341 magnesium sulphate Nutrition 0.000 claims description 5
- 239000012528 membrane Substances 0.000 claims description 5
- 235000019796 monopotassium phosphate Nutrition 0.000 claims description 5
- 235000015097 nutrients Nutrition 0.000 claims description 5
- GNSKLFRGEWLPPA-UHFFFAOYSA-M potassium dihydrogen phosphate Chemical compound [K+].OP(O)([O-])=O GNSKLFRGEWLPPA-UHFFFAOYSA-M 0.000 claims description 5
- LWIHDJKSTIGBAC-UHFFFAOYSA-K potassium phosphate Substances [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 claims description 5
- 238000000108 ultra-filtration Methods 0.000 claims description 5
- 238000013329 compounding Methods 0.000 claims description 4
- 229920005610 lignin Polymers 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 3
- 102000010911 Enzyme Precursors Human genes 0.000 claims description 2
- 108010062466 Enzyme Precursors Proteins 0.000 claims description 2
- 230000001580 bacterial effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 22
- 230000029087 digestion Effects 0.000 abstract description 5
- 239000000411 inducer Substances 0.000 abstract description 5
- 238000007598 dipping method Methods 0.000 abstract description 4
- 230000007935 neutral effect Effects 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 29
- 238000011156 evaluation Methods 0.000 description 20
- 235000010980 cellulose Nutrition 0.000 description 17
- 239000000463 material Substances 0.000 description 13
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 12
- 238000011218 seed culture Methods 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 9
- 240000004808 Saccharomyces cerevisiae Species 0.000 description 8
- 235000014680 Saccharomyces cerevisiae Nutrition 0.000 description 8
- 229940041514 candida albicans extract Drugs 0.000 description 8
- 239000012138 yeast extract Substances 0.000 description 8
- 230000007071 enzymatic hydrolysis Effects 0.000 description 7
- 238000006047 enzymatic hydrolysis reaction Methods 0.000 description 7
- 230000001954 sterilising effect Effects 0.000 description 7
- 229920000168 Microcrystalline cellulose Polymers 0.000 description 6
- 235000019813 microcrystalline cellulose Nutrition 0.000 description 6
- 239000008108 microcrystalline cellulose Substances 0.000 description 6
- 229940016286 microcrystalline cellulose Drugs 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 6
- 239000000758 substrate Substances 0.000 description 6
- 239000008399 tap water Substances 0.000 description 6
- 235000020679 tap water Nutrition 0.000 description 6
- 230000018044 dehydration Effects 0.000 description 5
- 238000006297 dehydration reaction Methods 0.000 description 5
- 230000002255 enzymatic effect Effects 0.000 description 5
- 239000007836 KH2PO4 Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- 239000003112 inhibitor Substances 0.000 description 4
- 125000001477 organic nitrogen group Chemical group 0.000 description 4
- 229940081969 saccharomyces cerevisiae Drugs 0.000 description 4
- 230000003462 zymogenic effect Effects 0.000 description 4
- 239000007853 buffer solution Substances 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L calcium carbonate Substances [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 3
- 229910000019 calcium carbonate Inorganic materials 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 239000000306 component Substances 0.000 description 3
- HEBKCHPVOIAQTA-NGQZWQHPSA-N d-xylitol Chemical compound OC[C@H](O)C(O)[C@H](O)CO HEBKCHPVOIAQTA-NGQZWQHPSA-N 0.000 description 3
- 239000012153 distilled water Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000005470 impregnation Methods 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 239000011343 solid material Substances 0.000 description 3
- 238000004065 wastewater treatment Methods 0.000 description 3
- 150000008495 β-glucosides Chemical class 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229920000858 Cyclodextrin Polymers 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- 239000001888 Peptone Substances 0.000 description 2
- 108010080698 Peptones Proteins 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 108010047754 beta-Glucosidase Proteins 0.000 description 2
- 102000006995 beta-Glucosidase Human genes 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- HYBBIBNJHNGZAN-UHFFFAOYSA-N furfural Chemical compound O=CC1=CC=CO1 HYBBIBNJHNGZAN-UHFFFAOYSA-N 0.000 description 2
- 239000003502 gasoline Substances 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 235000019319 peptone Nutrition 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- KDYFGRWQOYBRFD-UHFFFAOYSA-N succinic acid Chemical compound OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- PKAUICCNAWQPAU-UHFFFAOYSA-N 2-(4-chloro-2-methylphenoxy)acetic acid;n-methylmethanamine Chemical compound CNC.CC1=CC(Cl)=CC=C1OCC(O)=O PKAUICCNAWQPAU-UHFFFAOYSA-N 0.000 description 1
- 229920001450 Alpha-Cyclodextrin Polymers 0.000 description 1
- 101710121765 Endo-1,4-beta-xylanase Proteins 0.000 description 1
- 239000001116 FEMA 4028 Substances 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- HFHDHCJBZVLPGP-RWMJIURBSA-N alpha-cyclodextrin Chemical compound OC[C@H]([C@H]([C@@H]([C@H]1O)O)O[C@H]2O[C@@H]([C@@H](O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O3)[C@H](O)[C@H]2O)CO)O[C@@H]1O[C@H]1[C@H](O)[C@@H](O)[C@@H]3O[C@@H]1CO HFHDHCJBZVLPGP-RWMJIURBSA-N 0.000 description 1
- 229940043377 alpha-cyclodextrin Drugs 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 description 1
- WHGYBXFWUBPSRW-FOUAGVGXSA-N beta-cyclodextrin Chemical compound OC[C@H]([C@H]([C@@H]([C@H]1O)O)O[C@H]2O[C@@H]([C@@H](O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O3)[C@H](O)[C@H]2O)CO)O[C@@H]1O[C@H]1[C@H](O)[C@@H](O)[C@@H]3O[C@@H]1CO WHGYBXFWUBPSRW-FOUAGVGXSA-N 0.000 description 1
- 235000011175 beta-cyclodextrine Nutrition 0.000 description 1
- 229960004853 betadex Drugs 0.000 description 1
- 239000002551 biofuel Substances 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 235000014633 carbohydrates Nutrition 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003028 enzyme activity measurement method Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- GDSRMADSINPKSL-HSEONFRVSA-N gamma-cyclodextrin Chemical compound OC[C@H]([C@H]([C@@H]([C@H]1O)O)O[C@H]2O[C@@H]([C@@H](O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O3)[C@H](O)[C@H]2O)CO)O[C@@H]1O[C@H]1[C@H](O)[C@@H](O)[C@@H]3O[C@@H]1CO GDSRMADSINPKSL-HSEONFRVSA-N 0.000 description 1
- 229940080345 gamma-cyclodextrin Drugs 0.000 description 1
- 238000004128 high performance liquid chromatography Methods 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 239000002054 inoculum Substances 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- 239000004310 lactic acid Substances 0.000 description 1
- 235000014655 lactic acid Nutrition 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 238000010299 mechanically pulverizing process Methods 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 230000029553 photosynthesis Effects 0.000 description 1
- 238000010672 photosynthesis Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- CQRYARSYNCAZFO-UHFFFAOYSA-N salicyl alcohol Chemical compound OCC1=CC=CC=C1O CQRYARSYNCAZFO-UHFFFAOYSA-N 0.000 description 1
- 230000028327 secretion Effects 0.000 description 1
- 239000001384 succinic acid Substances 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P7/00—Preparation of oxygen-containing organic compounds
- C12P7/02—Preparation of oxygen-containing organic compounds containing a hydroxy group
- C12P7/04—Preparation of oxygen-containing organic compounds containing a hydroxy group acyclic
- C12P7/06—Ethanol, i.e. non-beverage
- C12P7/08—Ethanol, i.e. non-beverage produced as by-product or from waste or cellulosic material substrate
- C12P7/10—Ethanol, i.e. non-beverage produced as by-product or from waste or cellulosic material substrate substrate containing cellulosic material
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
- C12N9/14—Hydrolases (3)
- C12N9/24—Hydrolases (3) acting on glycosyl compounds (3.2)
- C12N9/2402—Hydrolases (3) acting on glycosyl compounds (3.2) hydrolysing O- and S- glycosyl compounds (3.2.1)
- C12N9/2405—Glucanases
- C12N9/2434—Glucanases acting on beta-1,4-glucosidic bonds
- C12N9/2437—Cellulases (3.2.1.4; 3.2.1.74; 3.2.1.91; 3.2.1.150)
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P19/00—Preparation of compounds containing saccharide radicals
- C12P19/14—Preparation 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
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P2201/00—Pretreatment of cellulosic or lignocellulosic material for subsequent enzymatic treatment or hydrolysis
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Zoology (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Microbiology (AREA)
- Biotechnology (AREA)
- Biochemistry (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Medicinal Chemistry (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Abstract
Description
Claims (13)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811574853.0A CN111349658A (zh) | 2018-12-21 | 2018-12-21 | 一种木质纤维素酶解发酵生产乙醇的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811574853.0A CN111349658A (zh) | 2018-12-21 | 2018-12-21 | 一种木质纤维素酶解发酵生产乙醇的方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN111349658A true CN111349658A (zh) | 2020-06-30 |
Family
ID=71190203
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811574853.0A Pending CN111349658A (zh) | 2018-12-21 | 2018-12-21 | 一种木质纤维素酶解发酵生产乙醇的方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN111349658A (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113186746A (zh) * | 2021-05-24 | 2021-07-30 | 山东理工大学 | 木质纤维素类生物质组分分离系统及其分离方法 |
CN114560557A (zh) * | 2022-01-25 | 2022-05-31 | 太原市润民环保节能有限公司 | 一种废水脱氮处理的高效复合碳源 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104611963A (zh) * | 2013-11-05 | 2015-05-13 | 中国石油化工股份有限公司 | 一种木质纤维素原料的预处理方法 |
CN106957875A (zh) * | 2016-01-11 | 2017-07-18 | 中国石油化工股份有限公司 | 一种利用木质纤维素原料发酵生产丁醇的方法 |
CN106957876A (zh) * | 2016-01-11 | 2017-07-18 | 中国石油化工股份有限公司 | 一种利用木质纤维素原料发酵制备丁醇的方法 |
-
2018
- 2018-12-21 CN CN201811574853.0A patent/CN111349658A/zh active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104611963A (zh) * | 2013-11-05 | 2015-05-13 | 中国石油化工股份有限公司 | 一种木质纤维素原料的预处理方法 |
CN106957875A (zh) * | 2016-01-11 | 2017-07-18 | 中国石油化工股份有限公司 | 一种利用木质纤维素原料发酵生产丁醇的方法 |
CN106957876A (zh) * | 2016-01-11 | 2017-07-18 | 中国石油化工股份有限公司 | 一种利用木质纤维素原料发酵制备丁醇的方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113186746A (zh) * | 2021-05-24 | 2021-07-30 | 山东理工大学 | 木质纤维素类生物质组分分离系统及其分离方法 |
CN114560557A (zh) * | 2022-01-25 | 2022-05-31 | 太原市润民环保节能有限公司 | 一种废水脱氮处理的高效复合碳源 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Zhang et al. | Ethanol production from high dry matter corncob using fed-batch simultaneous saccharification and fermentation after combined pretreatment | |
CN102321679B (zh) | 一种甜高粱茎秆及其汁液的综合利用方法 | |
Molaverdi et al. | Enhanced sweet sorghum stalk to ethanol by fungus Mucor indicus using solid state fermentation followed by simultaneous saccharification and fermentation | |
Zhao et al. | Simultaneous saccharification and fermentation of fungal pretreated cornstalk for hydrogen production using Thermoanaerobacterium thermosaccharolyticum W16 | |
Yang et al. | Enhanced acetone-butanol-ethanol production from lignocellulosic hydrolysates by using starchy slurry as supplement | |
CN101255479A (zh) | 一种将木质纤维素高效糖化的预处理方法 | |
Xu et al. | Enzymatic hydrolysis and fermentability of corn stover pretreated by lactic acid and/or acetic acid | |
Deng et al. | Fumaric acid production by Rhizopus oryzae ATCC® 20344™ from lignocellulosic syrup | |
CN105385724A (zh) | 一种联合处理提高木质纤维素转化效率的方法以及高效制备乙醇的方法 | |
CN103898780B (zh) | 生物质处理方法 | |
US20100124771A1 (en) | Delignification of biomass with sequential base treatment | |
CN105647813B (zh) | 一株绿色木霉及其应用 | |
CN104611381A (zh) | 一种木质纤维素连续酶解发酵产乙醇的方法 | |
Klinpratoom et al. | Improvement of cassava stem hydrolysis by two-stage chemical pretreatment for high yield cellulosic ethanol production | |
Li et al. | Fumaric acid production from alkali-pretreated corncob by fed-batch simultaneous saccharification and fermentation combined with separated hydrolysis and fermentation at high solids loading | |
CN104404108A (zh) | 一种提高木质纤维素糖转化率的预处理方法 | |
CN111363765B (zh) | 发酵制备乳酸的方法 | |
Hou et al. | Simultaneous production of cellulase and ferulic acid esterase by Penicillium decumbens with rice straw as the sole carbon source | |
CN111349658A (zh) | 一种木质纤维素酶解发酵生产乙醇的方法 | |
Zhang et al. | Statistical optimization of sodium hydroxide pretreatment and enzymatic hydrolysis of corn stover powder for enhancing sugar production using response surface methodology | |
Geberekidan et al. | Improved cellulosic ethanol production from corn stover with a low cellulase input using a β-glucosidase-producing yeast following a dry biorefining process | |
CN102827883A (zh) | 一种碱性预处理植物纤维原料酶解发酵制取乙醇的方法 | |
US20240026388A1 (en) | Method for treating a lignocellulosic biomass | |
Nghiem et al. | Pretreatment of dried distiller grains with solubles by soaking in aqueous ammonia and subsequent enzymatic/dilute acid hydrolysis to produce fermentable sugars | |
Zhu et al. | Optimization of dilute sulfuric acid pretreatment of kitchen garbage for increased lactic acid production |
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 | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20240320 Address after: 100728 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Applicant after: CHINA PETROLEUM & CHEMICAL Corp. Country or region after: Zhong Guo Applicant after: Sinopec (Dalian) Petrochemical Research Institute Co.,Ltd. Address before: 100728 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Applicant before: CHINA PETROLEUM & CHEMICAL Corp. Country or region before: Zhong Guo Applicant before: DALIAN RESEARCH INSTITUTE OF PETROLEUM AND PETROCHEMICALS, SINOPEC Corp. |
|
TA01 | Transfer of patent application right |