Showing 51 - 60 of 953
In this work, the catalytic upgrading of a bio-oil model compound via esterification with ethanol was studied using 12-tungstosilicic acid as the catalyst. The response surface method was used to investigate and optimize the process variables, which include the ethanol to acid molar ratio,...
Persistent link: https://www.econbiz.de/10012652372
L.f.), Shorea sp., and Cinnamomum camphora (C. camphora) biomass wood. The experiments were performed at 27 °C (room … water from the wood chip biomass matrix with a water content of 10%-40%. The UV-vis spectra of the collected liquid extract … indicated the presence of some wood biomass-derived compounds. The FT-IR spectra revealed that the functional group compositions …
Persistent link: https://www.econbiz.de/10012652442
analyze the respective stages of the bioeconomy in the industry life cycle (ILC). Within the three fields of biomass …
Persistent link: https://www.econbiz.de/10014278423
This article reviews the production capacity of Polish agriculture with respect to biomass used for energy production …. The forecast production potential of agricultural biomass in Poland in 2020 includes three key areas: the expected … consumption of renewable energy according to energy type, the energy potential of agriculture and barriers to the use of biomass …
Persistent link: https://www.econbiz.de/10010436068
Mit Hilfe der sogenannten hydrothermalen Carbonisierung kann Biomasse in ein kohleartiges Produkt umgewandelt werden, das auch als Biokohle oder HTC-Kohle bezeichnet wird. Diese HTC-Kohle eignet sich sowohl zur Einzelverbrennung in Blockheizkraftwerken als auch zur Mitverbrennung in...
Persistent link: https://www.econbiz.de/10011743763
to HTC-coal co-firing in an existing power plant rather than mono-firing it in a newly built biomass power plant. This …
Persistent link: https://www.econbiz.de/10011749968
Das Thünen-Institut wurde vom Bundesministerium für Ernährung, Landwirtschaft und Verbraucherschutz (BMELV) gebeten, die volkswirtschaftliche Bedeutung der biobasierten Wirtschaft in Deutschland zu kalkulieren. Grundlage bildet die vom Bioökonomierat der Bundesregierung aufgestellte...
Persistent link: https://www.econbiz.de/10010311100
with special attention to biomass and multi-product crops for Poland. The potential to boost production of bioelectricity … of the bioelectricity sector will have to be based on biomass crops explicitly grown for energy purposes. The competition … between agriculture and biomass for scarce land remains limited, given the availability of relatively poor land types and …
Persistent link: https://www.econbiz.de/10010312530
behave as if they maximize their net biomass subject to constraints which express the organisms' risk of being preyed upon … during predation. Like consumers, organisms face a 'budget constraint' requiring their expenditure on prey biomass not to … exceed their revenue from supplying own biomass. Short-run ecosystem equilibria are defined and derived. The net biomass …
Persistent link: https://www.econbiz.de/10010315720
biomass and hydroelectricity development in that region. It focuses on political economy as characterized by: 1) the needs and …
Persistent link: https://www.econbiz.de/10011532345