Results 21 to 30 of about 495,153 (230)

Effect of Particle Size on Flow Mode and Flow Characteristics of Pulverized Coal

open access: yesKONA Powder and Particle Journal, 2014
This paper reports on an extensive experimental campaign aimed at studying on effect of particle size and flow mode on the flow characteristics of pulverized coal.
Haifeng Lu   +3 more
doaj   +1 more source

Carbon emission accounting and carbon reduction analysis for deep coal underground gasification to hydrogen

open access: yesMeitan kexue jishu, 2023
Innovating coal development and utilization technology to reduce carbon emissions during the whole life cycle of coal from production to utilization is a coal-based clean energy route that meets the characteristics of China's energy endowments ...
LIU Shuqin, LIU Huan, JI Yutong, GUO Wei
doaj   +1 more source

Gasification under CO2–Steam Mixture: Kinetic Model Study Based on Shared Active Sites

open access: yesEnergies, 2017
In this work, char gasification of two coals (i.e., Shenfu bituminous coal and Zunyi anthracite) and a petroleum coke under a steam and CO2 mixture (steam/CO2 partial pressures, 0.025–0.075 MPa; total pressures, 0.100 MPa) and CO2/steam chemisorption of ...
Xia Liu   +3 more
doaj   +1 more source

Investigation of Underground Coal Gasification in Laboratory Conditions: A Review of Recent Research

open access: yesEnergies, 2023
The underground coal gasification (UCG) technology converts coal into product gas and provides the option of environmentally and economically attractive coal mining. Obtained syngas can be used for heating, electricity, or chemical production.
Ján Kačur   +3 more
doaj   +1 more source

Experimental Study on the Transformation of Biomass and Coal Under Different Atmospheric Conditions

open access: yesChemical Engineering Transactions, 2017
The exploitation of fossil fuels and greenhouse gas emissions have brought great attention to the utilization of biomass fuel resources. The scholars researcher Were studied with thermo gravimetric mass spectrometry instrument in this paper, four kinds ...
Guiqiu Su
doaj   +1 more source

Removal of Solid Impurities from Coal Gasification Wastewater by Sand Filtration [PDF]

open access: yesE3S Web of Conferences, 2021
Coal gasification wastewater has complex pollutant components and high COD value, and contains a variety of toxic and harmful substances. The treatment of coal gasification wastewater has always been one of the important problems in the development of ...
Dai Li, Wang Hualin
doaj   +1 more source

Study on Water Gradient Utilization and Zero Emission Technology in IGCC Power Plant

open access: yesZhongguo dianli, 2019
In the first IGCC power plant in China, there are some problems in the operation process such as the water drainage process is not reasonable and the coal gasification and sulfur containing wastewater is difficult to deal with. In view of these problems,
Huoqiang WU   +6 more
doaj   +1 more source

Development of new technology for coal gasification purification and research on the formation mechanism of pollutants

open access: yesInternational Journal of Coal Science & Technology, 2020
Coal-fired power generation is the main source of CO2 emission in China. To solve the problems of declined efficiency and increased costs caused by CO2 capture in coal-fired power systems, an integrated gasification fuel cell (IGFC) power generation ...
Shu Zheng   +5 more
semanticscholar   +1 more source

Experimental Study on the Atomization and Chemiluminescence Characteristics of Ethanol Flame

open access: yesJournal of Spectroscopy, 2017
The breakup regime in ethanol diffusion flame under different conditions was studied by the high speed camera system combined with the UV camera system. Spray angle and Weber number (We) were used to represent the change of breakup regime.
Qing Zhang   +5 more
doaj   +1 more source

Fractionation of coal through organo-separative refining for enhancing its potential for the CO2-gasification

open access: yesInternational Journal of Coal Science & Technology, 2020
Coal gasification has already been extensively studied earlier under varying conditions of steam, CO2, O2, inert conditions. Belbaid coal and its e, N and NMP-DETA SCC products recovered through organo-refining under milder ambient pressure conditions ...
Heena Dhawan   +4 more
doaj   +1 more source

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