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Journal ArticleDOI

Mechanisms of liquefaction and pyrolysis reactions of biomass

Ayhan Demirbas
- 01 Apr 2000 - 
- Vol. 41, Iss: 6, pp 633-646
TLDR
In the liquefaction process, the micellar-like broken down fragments produced by hydrolysis are degraded to smaller compounds by dehydration, dehydrogenation, deoxygenation and decarboxylation as mentioned in this paper.
About
This article is published in Energy Conversion and Management.The article was published on 2000-04-01. It has received 904 citations till now. The article focuses on the topics: Deoxygenation & Thermal depolymerization.

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Journal ArticleDOI

Hydrothermal liquefaction of Cyanophyta: Evaluation of potential bio-crude oil production and component analysis

TL;DR: In this paper, the effects of temperature (220-400°C), reaction time (10-60min), solid content (5-30%), and water density (0.11-0.58 g/ml) on bio-crude yield were investigated.
Journal ArticleDOI

Different Pyrolysis Process Conditions of South Asian Waste Coconut Shell and Characterization of Gas, Bio-Char, and Bio-Oil

Jayanto Kumar Sarkar, +1 more
- 16 Apr 2020 - 
TL;DR: In this article, a series of laboratory experiments were conducted to examine the impact of pyrolysis temperature on the outcome yields of waste coconut shells in a fixed bed reactor under varying conditions, from 400 to 800 °C.
Journal ArticleDOI

Fractional separation and structural features of hemicelluloses from sweet sorghum leaves

TL;DR: In this article, six hemicellulosic samples were isolated from cell wall material of dewaxed sweet sorghum (Sorghum bicolor (L.) Moench) leaves by sequential extractions with distilled water, alkali, and organic alkali solvent.

Nitrogen compounds in pressurised fluidised bed gasification of biomass and fossil fuels

W. De Jong
TL;DR: In this article, the authors evaluated the experimental and theoretical work which was performed to study the behavior of nitrogen compounds during air blown pressurised stationary fluidised bed gasification of biomass and brown coal, followed by high temperature ceramic gas filtration.
References
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Book

Advanced Organic Chemistry: Reactions, Mechanisms, and Structure

Jerry March
TL;DR: Localized Chemical bonding Delocalized Chemical Bonding Bonding Weaker than Covalent Stereochemistry Carbocations, Carbanions, Free Radicals, Carbenes and Nitrenes Mechanisms and Methods of Determining them Photochemistry Acids and Bases Effects of Structure on Reactivity Aliphatic Nucleophilic Substitution Aromatic Electrophilic Substitutes Aliphatically Electrophilic Substitution Free-Radical Substitution Addition to Carbon-Carbon Multiple Bonds Adding to Carbon Hetero Multiple Bonds Eliminations Rearrangements Ox
BookDOI

Wood: chemistry, ultrastructure, reactions.

TL;DR: The anatomy and chemistry of wood are described in detail, and with extensive reference to the literature, under the following headings: Introduction; Structure and ultrastructure; Chemical composition and analysis of wood; Cellulose; Polyoses (hemicelluloses); Lignin; Extractives; Distribution of the components within the wood cell wall; Constituents of bark; Reactions in acidic medium; reactions in alkaline medium; Influence of temperature; Degradation by light and ionizing rays; Microbial and enzymatic degradation; Aging and fossilization; Pul
Book

Textbook of Wood Technology

A. J. Panshin, +1 more
TL;DR: The first part deals with the formation, anatomy and properties of wood, and the second part is important for the numerous means of identifying woods which it contains as discussed by the authors, including anatomical means, structural features, physical characteristics, figure as it is related to the various planes of cut, and by chemical means.
Journal ArticleDOI

Lignin chemistry—past, present and future

TL;DR: Later development, beginning with the dehydrogenation theory and experimental studies on the de-hydrogenative polymerization of p-hydroxycinnamyl alcohols, is reviewed in this article.
Journal ArticleDOI

Recent progress in the chemistry of wood hemicelluloses

TL;DR: In this article, the present status of the chemistry of wood hemicelluloses is summarized, with special emphasis on recent contributions, and problems still to be solved in wood chemistry are discussed, and an attempt is made to predict future developments in this field.
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