نتایج جستجو برای: renewable materials
تعداد نتایج: 467342 فیلتر نتایج به سال:
In the face of growing oil demand the use of renewable feedstocks for the potential to supply transportation fuels, electricity, chemicals and materials is increasingly attractive. This review covers novel technologies and pathways to produce liquid fuels and chemical intermediates in an efficient and cost-effective way. Several commercial and pilot scale projects by companies including Anellot...
In recent decades, the substitution of non-renewable fossil resources by renewable biomass as a sustainable feedstock has been extensively investigated for the manufacture of high value-added products such as biofuels, commodity chemicals, and new bio-based materials such as bioplastics. Numerous solid catalyst systems for the effective conversion of biomass feedstocks into value-added chemical...
A hybrid Constraint Programming (CP) formulation able to address the multi-stage batch scheduling problem is presented. This approach handles different features found in industrial environments such as finite unit ready-times, dissimilar parallel equipment in each stage, sequence-dependent changeover times, topology constraints, forbidden job-equipment assignments, etc. Moreover, it renders goo...
The energy market has destabilized with the increased economic development of emerging countries, owing to higher global energy demands and an increase in the cost of fossil fuels[1]. In addition, the seriousness of global environmental issues, such as the emission of greenhouse gases and the frequency of abnormal weather, has grown increasingly severe[2]. To resolve these issues, solar photovo...
Many research works are going on to save or protect the environment from different hazardous or toxic gases, chemicals and other harmful effects. Different construction materials (both renewable & non-renewable) are used while constructing any structure, road, railway, tunnel, etc. But every Engineer must know the concept of sustainable development and the particular application of construction...
The energy market has destabilized with the increased economic development of emerging countries, owing to higher global energy demands and an increase in the cost of fossil fuels[1]. In addition, the seriousness of global environmental issues, such as the emission of greenhouse gases and the frequency of abnormal weather, has grown increasingly severe[2]. To resolve these issues, solar photovo...
Biodegradable waste quantities in Lithuania and their potential for the co-treatment in renewable energy and organic fertilizer production were investigated. Two scenarios were formulated to study the differences of the amounts of obtainable energy and fertilizers between different ways of utilization. In the first scenario, only digestion was used, and in the second scenario, materials other t...
With sustainable design as a vital strategical component for companies competing on the market today, many will need to transition use of and/or renewable materials in near future. But how can this be done, and what done bridge gap from current affairs new, more state? Looking towards industries with experience might help making first step just little bit easier. This study aims find challenges...
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