نتایج جستجو برای: biorefinery

تعداد نتایج: 1714  

2013
Elias Martinez-Hernandez Jhuma Sadhukhan Grant M. Campbell

9 A biorefinery involving internal stream reuse and recycling (including products 10 and co-products) should result in better biomass resource utilisation, leading to a system 11 with increased efficiency, flexibility, profitability and sustainability. To benefit from 12 those advantages, process integration methodologies need to be applied to understand, 13 analyse and design highly integrated...

Journal: :Computers & Chemical Engineering 2013
Behrang Mansoornejad Efstratios N. Pistikopoulos Paul Stuart

The forest biorefinery (FBR) is emerging as a possibility for improving the business model of forest product companies, however introduces significant challenges in terms of market, technological, and financial risks which can be addressed to an important extent in the design of supply chains (SC). For sustainable decision-making regarding biorefinery strategies, criteria from different perspec...

2008
Sandra D. Eksioglu

Project Objectives The main purpose of this project is to analyze the impact of intermodal facilities in the design of supply chains for biofuel production facilities. This objective will be attained by pursuing two specific aims: (a) Build mathematical models that will be used to design the in-bound and out-bound supply chain of a biorefinery. This model will take as an input (i) location of e...

2012
Berhane H. Gebreslassie Yuan Yao Fengqi You

A bicriterion, multiperiod, stochastic mixed-integer linear programming model to address the optimal design of hydrocarbon biorefinery supply chains under supply and demand uncertainties is presented. The model accounts for multiple conversion technologies, feedstock seasonality and fluctuation, geographical diversity, biomass degradation, demand variation, government incentives, and risk manag...

More recently, the concept of integrated forest biorefinery (IFBR) has received much attention as a promising solution for the struggling forest industry in North America and Europe to overcome its difficult financial period and competes globally. This new business paradigm offers a broad range of potentially attractive products, from bioenergy to value-added green organic chemicals in addition...

2017
Markus D Kärkäs

Lignocellulosic biomass is available in large quantities and constitutes an attractive feedstock for the sustainable production of bulk and fine chemicals. Although methods have been established for the conversion of its cellulosic fractions, valorization of lignin has proven to be challenging. The difficulty in disassembling lignin originates from its heterogeneous structure and its propensity...

2014
H. V. Lee S. B. A. Hamid S. K. Zain

Lignocellulosic biomass is a complex biopolymer that is primary composed of cellulose, hemicellulose, and lignin. The presence of cellulose in biomass is able to depolymerise into nanodimension biomaterial, with exceptional mechanical properties for biocomposites, pharmaceutical carriers, and electronic substrate's application. However, the entangled biomass ultrastructure consists of inherent ...

2013
A. Malinowski

Catalysis is one of the core technologies in modern chemistry, energy industry and recently with promising application in biorefinery for sustainable fuels and energy production. Reducing the cost of catalyst systems is one of the ways in which technology can be brought closer to full commercialisation. The replacement of noble metals by cheaper non-precious alternatives would bring valuable sa...

2017
Jinhai Huang Yao Wu Wenjun Wu Ye Zhang Dehua Liu Zhen Chen

Production of 1,3-propanediol (1,3-PDO) from glycerol is a promising route toward glycerol biorefinery. However, the yield of 1,3-PDO is limited due to the requirement of NADH regeneration via glycerol oxidation process, which generates large amounts of undesired byproducts. Glutamate fermentation by Corynebacterium glutamicum is an important oxidation process generating excess NADH. In this st...

2015
Eva Johansson Thomas Prade Irini Angelidaki Sven-Erik Svensson William R. Newson Ingólfur Bragi Gunnarsson Helena Persson Hovmalm

Biorefinery applications are receiving growing interest due to climatic and waste disposal issues and lack of petroleum resources. Jerusalem artichoke (Helianthus tuberosus L.) is suitable for biorefinery applications due to high biomass production and limited cultivation requirements. This paper focuses on the potential of Jerusalem artichoke as a biorefinery crop and the most viable products ...

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