Results 61 to 70 of about 272 (156)

Utilization of local coal in Pakistan's oil-fired power plants and future clean technologies for power generation

open access: yesCase Studies in Chemical and Environmental Engineering
Pakistan possesses extensive lignite coal reserves that remain underutilized due to their low quality and reliance on imported oil for power generation. This study examines the feasibility of using local coal to replace oil in power plants while meeting ...
Qamar Abbas   +4 more
doaj   +1 more source

Fundamental Experiments for Developing Underground Coal Gasification (UCG) System

open access: yesFundamental Experiments for Developing Underground Coal Gasification (UCG) System
application/pdf For Underground Coal Gasification (UCG), it is necessary to evaluate the combustion area in the coal seam precisely. We are planning to use acoustic emission/microseismicity (AE/MS) monitoring for estimation of the underground combustion area. Analyzing the AE/MS waveforms from underground rocks, fracture extension around the combustion
openaire   +1 more source

Conception of coordinated development technology system for coalbed methane and underground coal gasification in inclined coal seams

open access: yesMeitan kexue jishu
Coalbed methane (CBM) development and underground coal gasification (UCG) are important sources for coal-based natural gas production in China, and coal and CBM resources are abundant in the inclined coalbed development area of the Xinjiang foreland ...
Bo WEI   +11 more
doaj   +1 more source

Analysis of criteria for UCG siting and operation [PDF]

open access: yesActa Montanistica Slovaca, 2009
Long-standing investigations into coal have enabled the identification of essential features of the course of the underground coal gasification (UCG) process as well the role and significance of some factors.
Barbara Białecka
doaj  

Assessment of underground coal gasification in bituminous coals: potential UCG products and markets. Final report, Phase I [PDF]

open access: yes, 1982
The following conclusions were drawn from the study: (1) The US will continue to require new sources of energy fuels and substitutes for petrochemical feedstocks into the foreseeable future. Most of this requirement will be met using coal. However, the cost of mining, transporting, cleaning, and preparing coal, disposing of ash or slag and scrubbing ...
openaire   +2 more sources

Research of lignite underground gasification [PDF]

open access: yesActa Montanistica Slovaca, 2010
Underground Coal Gasification (UCG) is an in situ technique to recover the fuel or feedstock value of coal that is noteconomically available through conventional recovery technologies.
Tibor Sasvári, Karol Kostúr
doaj  

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