[PDF][PDF] Critical review of methods for intensifying the gas generation process in the reaction channel during underground coal gasification (UCG)

V Lozynskyi - Mining of Mineral Deposits, 2023 - researchgate.net
Purpose. The research purpose is to perform a critical analysis of methods for intensifying
the gas generation process in the reaction channel to improve the efficiency and economic …

Estimation of the cavity volume in the gasification zone for underground coal gasification under different oxygen flow conditions

F Su, X He, M Dai, J Yang, A Hamanaka, Y Yu, W Li… - Energy, 2023 - Elsevier
In this study, the impact of oxygen flow rate on the cavity of the gasification zone was
analyzed through two experiments using a coaxial hole model. The oxygen flow rate was …

A Waste-to-Energy Technical Approach: Syngas–Biodiesel Blend for Power Generation

V Arruda Ferraz de Campos, L Carmo-Calado… - Energies, 2023 - mdpi.com
In this study, a technical analysis of synthesis gas (syngas) and biodiesel blend utilized in an
internal combustion engine is presented. The experimental setup is composed of an engine …

A coupled thermal-force-chemical-displacement multi-field model for underground coal gasification based on controlled retraction injection point technology and its …

X Wang, Q Zhang, L Yuan - Energy, 2024 - Elsevier
Underground coal gasification is an essential means of meeting the growing energy needs
of some countries. In this paper, a new numerical simulation method of thermal-force …

The Underground Coal Gasification Process in Laboratory Conditions: An Experimental Study

M Laciak, M Durdán, J Kačur, P Flegner - Energies, 2023 - mdpi.com
The underground coal gasification (UCG) process represents a modern and effective coal
mining technology that enables coal energy extraction through thermic decomposition. The …

Experimental study on coagulation and adsorption treatment of wastewater in combustion cavity for underground coal gasification

G Zhai, L Dou, J Pang, B Wang, L Jiang - Process Safety and …, 2024 - Elsevier
Abstract Underground Coal Gasification (UCG) is a promising mineral resource
development technology that can transform in-situ coal into combustible gas by controlling …

Influences of removable gas injection methods on the temperature field and gas composition of the underground coal gasification process

F Su, J Yang, X He, M Dai, A Hamanaka, Y Yu, W Li… - Fuel, 2024 - Elsevier
In this paper, the effects of changing the injection position of a gasification agent on
temperature fields and gas compositions are investigated through an experimental model of …

Structural Characteristics of the Yunnan Deashed Lignite and Construction of the Macromolecular Structure Model

F Meng, Y Liu, K Shi, J Zhou, F Yan, J Wang - ACS Omega, 2024 - ACS Publications
The structural characteristics and macromolecular model of lignite are important for its
effective utilization. In this paper, Yunnan (YN) lignite was taken as the study object, and …

Numerical simulation of solid-fluid-thermal coupling in the heating stage of in-situ injection of supercritical water for hydrogen production from coal

Z Zhang, Y Zhao, Z Feng - Energy Sources, Part A: Recovery …, 2023 - Taylor & Francis
Hydrogen production via in-situ injection of supercritical water into underground coal seams
is a new coal conversion technology. This study proposes a solid-fluid-heat coupling …

[PDF][PDF] A Waste-to-Energy Technical Approach: Syngas–Biodiesel Blend for Power Generation. Energies 2023, 16, 7384

V Arruda Ferraz de Campos, L Carmo-Calado… - 2023 - academia.edu
In this study, a technical analysis of synthesis gas (syngas) and biodiesel blend utilized in an
internal combustion engine is presented. The experimental setup is composed of an engine …