Results 41 to 50 of about 1,692,119 (291)

Grindability of torrefied wood chips and wood pellets

open access: yesFuel Processing Technology, 2018
Abstract Torrefaction of biomass improves the grindability of raw biomass by the transformation from a fibrous structure to a more brittle and friable, coal-like material. Torrefied biomass is a more desirable feedstock for co-firing applications, especially in existing coal-fired power plants.
Maryam Manouchehrinejad   +2 more
openaire   +1 more source

Environmental and socio-economic assessment of wood pellet production from fast growing trees in Thailand

open access: yesIOP Conference Series: Earth and Environment, 2020
Sufficient quantity of raw materials is a critical factor for wood pellet production. The recommendations from past research on biomass have indicated that the cultivation of fast growing trees should be encouraged in wasteland.
P. Saosee, B. Sajjakulnukit, S. Gheewala
semanticscholar   +1 more source

Small-Scale Biofuel Production: Assessment of Efficiency

open access: yesInternational Journal of Technology, 2021
Currently, the energy industry is tending toward a global expansion of the use of renewable energy sources, thereby contributing to economic development.
Olga Smirnova   +4 more
doaj   +1 more source

Air gasification of wood chips, wood pellets and grass pellets in a bubbling fluidized bed reactor

open access: yesEnergy, 2021
Abstract Gasification is an attractive method for biomass-to-energy conversion and fluidized bed design is one of the best options for large scale operation. A bubbling fluidized bed reactor was used to analyze the effects of biomass type, equivalence ratio (ER) and temperature for product gas compositions.
Janitha C. Bandara   +4 more
openaire   +3 more sources

Techno-Economic Modeling of Biomass Pellet Routes: Feasibility in Italy

open access: yesEnergies, 2020
Wood and agricultural biomass pellets boost the potential as bio-fuels toward power production in tertiary and residential sectors. The production of pellets, however, is a multi-stage process where the supply-processing phases and the overall energy ...
Antonio Pantaleo   +5 more
doaj   +1 more source

Emissions and combustion characteristics of torrefied wood pellets

open access: yesBioResources, 2023
The influence of torrefaction temperature on the durability, combustion characteristics, and emissions of CO, CO2, NOX, and particulate matter (PM) from biomass pellets was studied. The pellets were torrefied under inert conditions at 225, 250, and 300 °C for 60 min.
Fuwape, Joseph Adeola   +1 more
openaire   +4 more sources

Derivation and characterization of retinal pigment epithelium from urine‐derived iPSCs

open access: yesFEBS Open Bio, EarlyView.
Age‐related macular degeneration causes vision loss via RPE dysfunction and loss. Traditional iPSC therapies rely on invasive biopsies, limiting scalability. Here, we utilize urine‐derived stem cells as an accessible source to generate u‐iPSCs, successfully differentiated into pigmented RPE. This “Urine‐to‐Retina” platform provides a promising path for
Daniella Beiner   +7 more
wiley   +1 more source

Heavy metals content in ashes of wood pellets and the health risk assessment related to their presence in the environment

open access: yesScientific Reports, 2021
Efforts to reduce air pollution in developing countries may require increased use of biomass fuels. Even biomass fuels are a sustainable alternative to fossil fuels there is limited quantitative information concerning heavy metal content in their ashes ...
Mirha Pazalja   +6 more
doaj   +1 more source

Directed evolution of enzymes at the crossroads of tradition and innovation

open access: yesFEBS Open Bio, EarlyView.
An iterative cycle of data‐driven enzyme optimization comprising four stages: genetic diversification of a template enzyme, expression of protein variants, high‐throughput evaluation, and machine‐learning‐guided redesign of the next variant library.
Maria Tomkova   +2 more
wiley   +1 more source

Materiality in the Seam Space: Sketches for a Transitional Port City Dome District

open access: yesUrban Planning, 2021
Biomass material volatility generates new opportunities for port-city relationships. Alternative energy markets require specialized port facilities to handle new bulk commodities like biomass.
Stephen J. Ramos
doaj   +1 more source

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