2 edition of Investigation of fundamentals of two-stage, dilute sulfuric acid hydrolysis of wood found in the catalog.
Investigation of fundamentals of two-stage, dilute sulfuric acid hydrolysis of wood
John I. Zerbe
|Other titles||Investigation of fundamentals of two stage, dilute sulfuric acid hydrolysis of wood.|
|Statement||John I. Zerbe, and Andrew Baker.|
|Contributions||Baker, Andrew J., 1933-, Forest Products Laboratory (U.S.)|
|The Physical Object|
|Pagination||p. 927-947 :|
|Number of Pages||947|
sulfuric acid oxide hydrogen sulfide refining eur process for converting Post a Review. You can write a book review and share your experiences. Other readers will always be interested in your opinion of the books you've read. Whether you've loved the book or not, if you give your honest and detailed thoughts then. Book Chapter: Abstract: Dilute sulfuric acid (DA), sulfur dioxide (SO2), liquid hot water (LHW), soaking in aqueous ammonia (SAA), ammonia fiber expansion (AFEX), and lime pretreatments were applied to Alamo, Dacotah, and Shawnee switchgrass. Application of the same analytical methods and material balance approaches facilitated meaningful.
Degradation of Carbohydrates during Dilute Sulfuric Acid Pretreatment Can Interfere with Lignin Measurements in Solid Residues journal, March Katahira, Rui; Sluiter, Justin B.; Schell, Daniel J. Journal of Agricultural and Food Chemistry, Vol. 61, Issue 13; DOI: /jftAuthor: Decker, Steve. Full text of "Chemical Reaction Engineering Beyond The Fundamentals" See other formats.
Hydrolysis Lignin. Dilute acid hydrolysis of wood has been used on a large scale for the production of ethanol (Hol’kin ). However, this technology nowadays is somewhat out of date due to high water consumption and poor recovery rates (Hol’kin ; Iranmahboob ). Lignin Recovery from Spent Alkaline Pulping Liquors Using Acidification, Membrane Separation, and Related Processing Steps: A Review Some other researchers have recommended agitation during the process of washing of precipitated lignin with dilute sulfuric acid solution. Thus, Gilarranz et al. () recommended low agitation for a short.
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Get this from a library. Investigation of fundamentals of two-stage, dilute sulfuric acid hydrolysis of wood. [John I Zerbe; Andrew J Baker; Forest Products Laboratory (U.S.)]. Get this from a library. Two-stage, dilute sulfuric acid hydrolysis of wood: an investigation of fundamentals.
[John F Harris; Forest Products Laboratory (U.S.);]. The paper presents a fundamental analysis of the processing steps in the production of ethanol from southern red oak (Quercus falcata Michx) by two-stage dilute sulfuric acid hydrolysis.
Conversion of wood cellulose to sugar by hydrolysis. Adelaide: Public Library of South Australia. MLA Citation. Harper, Roger Michael. Conversion of wood cellulose to sugar by hydrolysis Public Library of South Australia Adelaide Australian/Harvard Citation.
Harper, Roger Michael. In a flow through DA pretreatment process, the biomass is mixed or brought in contact with dilute sulfuric acid of less than % to hydrolyze hemicellulose in biomass compared to the typical to % for DA. A Glucose yield of greater than 80%, at a sulfuric acid equivalent of wt.% was reported.
(Mok and AntalJr ).Cited by: Nagle N., Ibsen K., Jennings E. () A Process Economic Approach to Develop a Dilute-Acid Cellulose Hydrolysis Process to Produce Ethanol from Biomass.
In: Davison B.H., Finkelstein M. (eds) Twentieth Symposium on Biotechnology for Fuels and Chemicals. Applied Biochemistry and Biotechnology. Humana Press, Totowa, NJCited by: Two-stage, dilute sulfuric acid hydrolysis of wood [microform]: an investigation of dilute sulfuric acid hydrolysis of wood book / John Peptide transport and hydrolysis Conversion of wood cellulose to sugar by hydrolysis.
Sachin et al.  performed both dilute and concentrated sulphuric acid by two-stage hydrolysis where sugarcane bagasse was hydrolyzed in a high. Title: Investigation of Fundamentals of Two-stage, Dilute Sulfuric Acid Hydrolysis of Wood Source: in: Klass, Donald, ed.
energy from biomass and wastes x. Chicago: isntitute of gas technology; Author(s) Zerbe, John I.; Baker, Andrew J. Two-stage, dilute sulfuric acid hydrolysis of wood: An investigation of the fundamentals, Report FPL U.S. Department of Agriculture Forest Products Laboratory; Madison WI: 35a Herrera A.
Téllez-Luis SJ. Ramírez by: The Forest Products Laboratory of the U.S. Department of Agriculture tried to improve the dilute acid hydrolysis process and finally introduced a two-stage hydrolysis process to decrease sugar degradation in. The easily degraded hemicellulose is released in the first stage and more recalcitrant cellulose is hydrolyzed in the second.
Harris J, Baker A, Zerbe J () Two-stage, dilute sulfuric acid hydrolysis of hardwood for ethanol production. Energy Biomass Wastes – Google Scholar Harris PJ, Stone BA () Chemistry and molecular organization of plant cell by: The effects of three metal chlorides including FeCl3, CuCl2, and AlCl3 on corn stover biomass pretreatment and enzymatic hydrolysis were studied under lower severity conditions (reaction temperature of – °C, salt concentration of –M, and reaction time of 10 min).
The results were compared with dilute sulfuric acid pretreatment at the same by: Ab initio molecular dynamics (CPMD) coupled with metadynamics (MTD) simulations were used to investigate the free-energy surfaces of acid-catalyzed hydrolysis reactions of xylobiose disaccharide in the gas phase and in aqueous solution.
Water and water structures were found to play a critical role in the hydrolysis reaction barrier. Proton partial desolvation associated with. BIOETHANOL PRODUCTION TECHNIQUES FROM LIGNOCELLULOSIC BIOMASS AS ALTERNATIVE FUEL: A REVIEW () employed high pressure two-stage dilute acid hydrolysis ( % H2SO4 in the first stage and % H2SO4 in the second) to obtain high conversion of g xylose per kg and 29 g glucose per kg and considerable amounts of.
As can be seen, the wood chips are pretreated with bisulfite and/or sulfuric acid at a temperature of °C, a pH ofand liquid/wood ratio of for min. The bisulfite charge is % and % for hardwood and softwood species, respectively, and acid ranges between 1 Cited by: 7.
Replacement of sulfuric acid with phosphoric acid and oxalic acid was also tested with ethanol as the solvent. In that case, the concentration of the acid catalysts was either similar to sulfuric acid (1 wt.% on dry biomass) or was fixed to achieve the same pH as the sulfuric acid during the pretreatment (phosphoric acid, wt.% on dry Cited by: 9.
These processes and different aspects of dilute-acid hydrolysis and pretreatment have recently been reviewed [3, 4]. At an elevated temperature (e.g. – °C) and low concentration of acid (e.g. –1% sulfuric acid), the dilute-acid treatment can achieve high reaction rates and significantly improve cellulose by: "A process, known as the Madison wood sugar process, has been developed for hydrolyzing mixtures of wood waste with percent to percent sulfuric acid at °C to °C by allowing the dilute acid to flow continuously through the charge of wood.
Pre Treatment of Lignocellulosic Biomass. of Share & Embed. Dilute acid hydrolysis is a chemical pre-treatment that utilizes sulfuric acid, hydrochloric acid, trifloroacetic acid, phosphoric acid or nitric acid at low concentrations up to a maximum of 4% (w/v; Nguyen et al., ).
Dilute sulfuric acid-based pretreatment is a simple and fast method with a potential for efficiency improvement.METHODS OF SOLID WASTE TESTING the contents of each flask and distill until the total volume of the contents of the receiving flask is ml (50 ml boric acid plus ml distillate).
Add 4 drops of methyl purple to each Erlenmeyer flask and titrate the contents with the standard N sulfuric acid solution to a light violet color.Generally, to use concentrated acid is more economical, when the process is performed at low temperatures (Girio et al., ; Mood et al., ).
Zhang et al. () investigated cassava residues pretreatment by thermally diluted sulfuric acid hydrolysis by means of statistically designed by: 3.