Results 81 to 90 of about 237,967 (193)

Sequential Denitrogenation and Liquefaction of Acrylonitrile–Butadiene–Styrene via Two-Stage Hydrothermal Liquefaction Using Homogeneous Catalysts

open access: yesEngineering
Hydrothermal liquefaction (HTL) is a promising technology with huge potential for the chemical recycling of plastic waste. Herein, a two-stage sequential HTL process is proposed for the conversion of acrylonitrile–butadiene–styrene (ABS) plastic to ...
Subramanian Harisankar   +4 more
doaj   +1 more source

Promising products based on hydrothermal liquefaction of agricultural biomass: an overview

open access: yesDiscover Applied Sciences
The increasing global energy demand has driven the exploration of renewable alternatives to address the environmental challenges associated with conventional energy sources. In this context, agricultural, algae, and waste biomasses have emerged as highly
Jéssica Streck Baisch   +5 more
doaj   +1 more source

An Evaluation Study of Energy Consumption and Efficiency of Algal Hydrothermal Liquefaction Processes

open access: yesApplied Sciences
Hydrothermal liquefaction (HTL) has been widely investigated as a suitable process method for the preparation of alternative fuels from algae, due to its mild reaction conditions and environmentally benign reaction medium.
Shengfei Dong   +3 more
doaj   +1 more source

Coupled CFD-DEM Numerical Simulation of Hydrothermal Liquefaction (HTL) of Sludge Flocs to Biocrude Oil in a Continuous Stirred Tank Reactor (CSTR) in a Scale-Up Study

open access: yesEnergies
A multiphase model of hydrothermal liquefaction (HTL) using the computational fluid dynamics coupling discrete element method (CFD-DEM) is used to simulate biocrude oil production from sludge flocs in a continuous stirred tank reactor (CSTR ...
Artur Wodołażski
doaj   +1 more source

Catalytic hydrothermal liquefaction (HTL) of biomass for bio-crude production using Ni/HZSM-5 catalysts

open access: yesAIMS Environmental Science, 2017
Hydrothermal liquefaction (HTL) is an effective method that can convert biomass into bio-crude, but direct use of bio-crude derived from biomass HTL remains a challenge due to the lower quality. In this study, bifunctional Ni/HZSM-5 catalysts and zinc hydrolysis were combined to produce upgraded bio-crude in an in-situ HTL process. The K2CO3 and HZSM-5
Shouyun Cheng   +6 more
openaire   +2 more sources

Valorization of Sargassum via Hydrothermal Co-Liquefaction with Food Waste: Effects of Reaction Temperature and Feedstock Ratio on Biocrude Yield and Fuel Properties

open access: yesEnergies
The massive invasion of Sargassum (SG) in coastal regions has emerged as a growing environmental and economic challenge, driving interest in sustainable valorization strategies.
Md Mostafizur Rahman, Toufiq Reza
doaj   +1 more source

Advancing Renewable Energy: The Prospects of Hydrothermal Liquefaction (HTL) for Biomass into Bio-oil Conversion

open access: yesInternational Journal of Environment, Engineering and Education
Hydrothermal liquefaction (HTL) offers a promising approach to convert biomass into bio-oil, contributing to sustainable energy solutions and reducing dependence on fossil fuels. HTL mimics natural geological processes by decomposing biomass at high temperatures (200–350°C) and pressures (10–25 MPa) in a water-based environment, producing bio-oil that ...
Frank Gronwald, Lijung Wang
openaire   +1 more source

Production of Biofuel from Algae and Salicornia using Hydrothermal Liquefaction (HTL) Technique

open access: yes, 2019
: Fossil fuels have been the primary source of energy in the world for many decades. However, they are among the top contributors of the greenhouse gas emissions in the atmosphere.

core  

Exothermicity study of wet oxidation of hydrothermal liquefaction aqueous phase using high-pressure differential scanning calorimetry

open access: yesCarbon Resources Conversion
Hydrothermal liquefaction (HTL) represents a promising technology to convert biomass into energy-rich biocrude, but the resulting aqueous byproduct requires further treatment.
Carolin Eva Schuck   +3 more
doaj   +1 more source

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