A review of recent research and developments in fast pyrolysis and bio-oil upgrading

A Khosravanipour Mostafazadeh… - Biomass Conversion …, 2018 - Springer
The depletion of fossil fuels and the negative impacts of their extraction and combustion on
the environment have encouraged scientists and industrial stakeholders to explore the …

Bio-oil upgrading through hydrogen transfer reactions in supercritical solvents

YK Park, JM Ha, S Oh, J Lee - Chemical Engineering Journal, 2021 - Elsevier
The increase in energy demands and problems related to fossil fuels have encouraged the
development of suitable renewable energies as petroleum alternatives. Fast pyrolysis is a …

Hydrothermal upgrading of heavy oil in the presence of water at sub-critical, near-critical and supercritical conditions

AA Al-Muntaser, MA Varfolomeev, MA Suwaid… - Journal of Petroleum …, 2020 - Elsevier
In this study, the hydrothermal upgrading (HTU) of high sulfur-content heavy oil was
investigated at sub-critical (Sub-CW), near-critical (NCW) and supercritical water (SCW) …

Review of heterogeneous catalysts for catalytically upgrading vegetable oils into hydrocarbon biofuels

X Zhao, L Wei, S Cheng, J Julson - Catalysts, 2017 - mdpi.com
To address the issues of greenhouse gas emissions associated with fossil fuels, vegetable
oilseeds, especially non-food oilseeds, are used as an alternative fuel resource. Vegetable …

On the use of metallic nanoparticulated catalysts for in-situ oil upgrading

A Simão, E Domínguez-Álvarez, C Yuan, MA Suwaid… - Fuel, 2022 - Elsevier
An exhaustive review on the application of different metal-based nanoparticles for the
upgrading of heavy oils has been performed. Particular emphasis has been put on those …

Sustainable production of liquid biofuels and value-added platform chemicals by hydrodeoxygenation of lignocellulosic bio-oil over a carbon–neutral Mo2C/CNF …

J Remón, M Casales, J Gracia, MS Callén… - Chemical Engineering …, 2021 - Elsevier
For the first time, this work addresses the hydrodeoxygenation (HDO) of lignocellulosic bio-
oil over a carbon–neutral Mo 2 C/CNF catalyst for the production of liquid biofuels and value …

The reaction mechanism and sulfur evolution during vulcanized nature rubber pyrolysis in the atmosphere of H2O: A ReaxFF molecular dynamics study

J Du, J Yu, L Qiao, TR Reina, L Sun - Polymer Degradation and Stability, 2022 - Elsevier
In this work, the evolution of pyrolytic products of nature rubber (NR) and vulcanized NR
were studied by performing a series of ReaxFF molecular dynamics simulations. The …

Nickel based monometallic and bimetallic catalysts for synthetic and real bio-oil steam reforming

K Bizkarra, JM Bermudez, P Arcelus-Arrillaga… - international journal of …, 2018 - Elsevier
Catalysts based on Ni supported on alumina were studied for steam reforming (SR) of a
synthetic bio-oil/bio-glycerol mixture and a real bio-oil. Catalyst tests were carried out in a …

Production of bio-oil via hydrothermal liquefaction of birch sawdust

K Malins - Energy Conversion and Management, 2017 - Elsevier
The effect of weight ratio of plywood manufacturing by-product birch sawdust (BS) to water
(1/2–1/8), reaction temperature (200–340° C), initial H 2 pressure (0–10 MPa), residence …

Pyrolysis of palm kernel shell with internal recycling of heavy oil

Y Huang, Y Gao, H Zhou, H Sun, J Zhou… - Bioresource technology, 2019 - Elsevier
This paper investigated pyrolysis of palm kernel shell in a proposed reactor, which is
characterized by internal recycling of heavy oil between a heavy oil sorption zone and …