Results 21 to 30 of about 10,960 (153)

A Novel Method for the Estimation of Higher Heating Value of Municipal Solid Wastes

open access: yesEnergies, 2022
The measurement of the higher heating value (HHV) of municipal solid wastes (MSWs) plays a key role in the disposal process, especially via thermochemical approaches. An optimized multi-variate grey model (OBGM (1, N)) is introduced to forecast the MSWs’
Weiguo Dong   +6 more
doaj   +1 more source

Gasification of oil palm empty fruit bunches (OPEFB) briquettes for bio-syngas production [PDF]

open access: yes, 2016
Gasification of Oil Palm Empty Fruit Bunches (OPEFB) briquettes was investigated in an air blown 4.5 kW allothermal fluidized bed gasifier to examine the effects of bed temperature (600-800 °C) and equivalence ratio (λ = 0.25) on bio-syngas yield and ...
Abdullah, T. A. T.   +5 more
core   +1 more source

Prediction of higher heating values (HHVs) and energy yield during torrefaction via kinetics

open access: yesEnergy Procedia, 2019
Torrefaction is a promising process to upgrade biomass and produce solid biofuel. The purpose of this study is to predict the higher heating values (HHVs) of biomass and energy yield during torrefaction. A two-step model and a direct method are adopted to obtain the torrefaction kinetics and the prediction of elemental composition in the present study.
Lin, Bo-Jhih   +6 more
openaire   +5 more sources

A feasibility assessment of the production of char using the slow pyrolysis process

open access: yesHeliyon, 2020
There is a growing need for the production and use of sustainable biofuels worldwide. One noteworthy approach is the production of biofuels via the thermochemical conversion of lignocellulose biomass. This work studied the production of char via the slow
Ongama Soka, Oluwaseun Oyekola
doaj   +1 more source

Biomass gasification for syngas and biochar co-production: Energy application and economic evaluation [PDF]

open access: yes, 2018
Syngas and biochar are two main products from biomass gasification. To facilitate the optimization of the energy efficiency and economic viability of gasification systems, a comprehensive fixed-bed gasification model has been developed to predict the ...
Ge, TianshU   +3 more
core   +1 more source

Upgrading of Olive Tree Trimmings Residue as Biofuel by Hydrothermal Carbonization and Torrefaction: a Comparative Study

open access: yesChemical Engineering Transactions, 2016
A comparative study of hydrothermal carbonization (HTC) in a 50 ml batch reactor and low temperature pyrolysis (LTP) in a fixed bed reactor was carried out on olive tree trimming residue with the goal of obtaining solid biofuels with higher energetic ...
M. Volpe   +3 more
doaj   +1 more source

Steam gasification of bagasse: Effect of heating rate [PDF]

open access: yes, 2019
Bagasse residue is a potential feedstock for steam gasification, but knowledge of this technology is still small and fragmented. Heating rate is of the most important factors influencing the gasification process.
Nguyen, Hong Nam, Van De Steene, Laurent
core   +1 more source

Towards Engineered Hydrochars: Application of Artificial Neural Networks in the Hydrothermal Carbonization of Sewage Sludge

open access: yesEnergies, 2021
Sewage sludge hydrochars (SSHs), which are produced by hydrothermal carbonization (HTC), offer a high calorific value to be applied as a biofuel. However, HTC is a complex processand the properties of the resulting product depend heavily on the process ...
Theodoros N. Kapetanakis   +9 more
doaj   +1 more source

Steady state simulation and exergy analysis of supercritical coal-fired power plant with CO₂ capture [PDF]

open access: yes, 2015
Integrating a power plant with CO₂ capture incurs serious efficiency and energy penalty due to use of energy for solvent regeneration in the capture process.
Kelsall, Greg   +2 more
core   +1 more source

Correlation between the heating value and the chemical characteristics of Eucalyptus biomass [PDF]

open access: yesCiência Rural
: The chemical characteristics of lignocellulosic biomass determine its suitability as an energy source, affecting its combustibility, flame stability, and overall energy efficiency.
Eraldo Antonio Bonfatti Júnior   +4 more
doaj   +1 more source

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