Results 31 to 40 of about 495,153 (230)

The Chemiluminescence and Structure Properties of Normal/Inverse Diffusion Flames

open access: yesJournal of Spectroscopy, 2013
The flame emission spectrometry was applied to detect the distribution of excited radicals in two types CH4/O2 coflow jet diffusion flames (normal and inverse diffusion flames).
Ting Zhang   +4 more
doaj   +1 more source

Coal char characteristics variation in the gasification process and its influencing factors

open access: yesEnergy Exploration & Exploitation, 2020
Underground coal gasification is a burgeoning coal exploitation technique that coal is directly converted into gaseous fuel by controlled combustion. In this paper, the gasification experiments of Inner Mongolia lignite, Xinjiang subbituminous coal, and ...
Zhenyong Yin   +3 more
doaj   +1 more source

Catalytic coal gasification: mechanism, kinetics, and reactor model

open access: yesInternational Journal of Coal Science & Technology
Catalytic coal gasification is a promising technology in the field of clean coal utilization. A comprehensive understanding of mechanisms, reaction kinetic, and reactor model is crucial.
Weiwei Li   +3 more
semanticscholar   +1 more source

Combustion Enhancement of Gel Propellant Containing High Concentration Aluminum Particles Based on Carbon Synergistic Effect

open access: yesGels
The addition of aluminum particles to gel propellants can improve combustion performance. However, the agglomeration of aluminum during the combustion process can result in a series of negative effects.
Jiyuan Chen   +3 more
doaj   +1 more source

Highly Efficient Photocatalytic Hydrogen on CoS/TiO2 Photocatalysts from Aqueous Methanol Solution

open access: yesInternational Journal of Photoenergy, 2018
The photocatalyzed water splitting reaction in aqueous methanol solution is an efficient preparation method for hydrogen and methanal under mild conditions.
Yu Niu   +5 more
doaj   +1 more source

Preparation and Properties of High Water Filling Material for Coal Gasification Slag

open access: yesMeikuang Anquan, 2020
In order to solve the collapse problem of underground coal gasification and reduce the dissolution of heavy metal cadmium from underground coal gasification slag, the high water filling material of coal gasification slag was prepared by the solution ...
XU Yang, XU Zaigang, XIE Hongfei, LI Cuiqin, CAO Yang, CHEN Qianlin
doaj   +1 more source

Technology and engineering practice of self-flowing filling and subsidence reduction of fly ash matrix in valley mountain area

open access: yesMeitan kexue jishu
Filling mining is a technology that can curb land subsidence, efficiently dispose of industrial solid waste, and quickly liberate the “three underground” coal resources.
Maoping ZHAO, Zhu WU
doaj   +1 more source

The prospects for coal gasification [PDF]

open access: yes, 1980
The prospects for coal gasification are considered in the light of ever increasing problems of high prices and uncertain supplies of fossil fuels throughout the world. A detailed analysis of the supply and demand for coal and gas in Britain now and in the next decade is an essential part of this work.
openaire   +1 more source

Prediction model of thermal conductivity of coal-water slurry based on coal particle-bonded water composite phase

open access: yesMeitan xuebao
Coal-water slurry gasification is one of advanced coal gasification technologies. The improvement on the efficiency of coal-water slurry gasification is helpful to promote the clean and efficient utilization of coal.
Haifeng JIANG   +6 more
doaj   +1 more source

Data on propylene/propane separation by the externally heat-integrated distillation column (EHIDiC) using data-driven analysis

open access: yesData in Brief, 2020
Nine hundred data were collected from rigorously simulated EHIDiC for propylene/propane separation using the Aspen Plus-Matlab communication platform. Statistical analysis was performed to give a further understanding of EHIDiC, a highly coupled system ...
Peng Qiu   +3 more
doaj  

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