Results 111 to 120 of about 36,249 (194)

A Just Transition: Why Transitioning Workers into a New Clean Energy Economy Should Be at the Center of Climate Change Policies [PDF]

, 2017
With a hostile federal administration, states must take up the fight against climate change. Shortly after the United States withdrew from the Paris Climate Accord, governors from several states announced efforts to meet the targets.
Cha, J. Mijin
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Report of activities of the advanced coal extraction systems definition project, 1979 - 1980 [PDF]

During this period effort was devoted to: formulation of system performance goals in the areas of production cost, miner safety, miner health, environmental impact, and coal conservation, survey and in depth assessment of promising technology, and ...
Isenberg, L., Lavin, M. L.
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Experimental research on low and strength characteristics of coal slime based cemented filling material

Meitan kexue jishu
To study the flow and strength characteristics of coal slime based backfill materials, orthogonal tests were used to design one cemented backfill material combining coal slime, high-water-content materials, cement, and fly ash.
Baifu AN, Qiaomei YI, Xiang ZHAO, Weijian YU, Dongda WANG, Jiale WANG   +5 more
doaj   +1 more source

Experimental Study of the Influences of Temperature on the Properties of Particles in a Gasifier during Coal-Water Slurry Gasification. [PDF]

ACS Omega, 2020
Yu H, Wang Y, Liu E, Zhang G, Huang L, Liu L, Wu S, Shen B.   +7 more
europepmc   +1 more source

Optimizing coal water slurry concentration via synergistic coal blending and particle size distribution

Green Processing and Synthesis
This study explores strategies to enhance coal utilization efficiency, enable on-site coal conversion, transition thermal coal into raw coal, and improve the energy efficiency of coal water slurry (CWS) gasification.
Liu Ming, Li Hanxu
doaj   +1 more source

Application of EREP imagery to fracture-related mine safety hazards in coal mining and mining-environmental problems in Indiana [PDF]

The author has identified the following significant results. This investigation evaluated the applicability of a variety of sensor types, formats, and resolution capabilities to the study of both fuel and nonfuel mined lands.
Amato, R. V., Martin, K. R., Powell, R. L., Russell, O. R., Wier, C. E.   +4 more
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Micronized coal burner facility [PDF]

, 1984
A combustor or burner system in which the ash resulting from burning a coal in oil mixture is of submicron particle size is described. The burner system comprises a burner section, a flame exit nozzle, a fuel nozzle section, and an air tube by which ...
Calfo, F. D., Lupton, M. W.
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Ex-situ mineral carbonation: resources, process and environmental assessment (Carmex project) [PDF]

, 2013
This article presents the main results of the Carmex project (2009-2012), whose purpose was to review the feasibility of ex-situ mineral carbonation in terms of resource availability, performance of the aqueous mineral carbonation process and life cycle ...
Augé, Thierry, Bodénan, Françoise, Bonfils, Benjamin, Boukary, Aissa, Bourgeois, Florent, Chiquet, Pierre, Guyot, François, Julcour-Lebigue, Carine, Lassin, Arnault, Petiot, Charlotte, Tremosa, Joachim   +10 more
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Workflow Design and Operational Analysis of a Coal‐Based Multi‐Energy Combined Supply System for Electricity, Heating, Cooling, and Gas

Energy Science & Engineering
The combined cooling, heating, and power (CCHP) system, as a typical representative of novel distributed energy systems, demonstrates significant advantages in the cascade utilization of energy and the control of transmission and distribution losses ...
Shiwei Yu, Dedong Li, Zhongyi Zuo, Mingjie Feng   +3 more
doaj   +1 more source

Удосконалення технології одержання водовугільного палива [PDF]

, 2017
Проаналізовано проблему технології приготування водовугільного палива (ВВП). Показано, що крім традиційного реагента-пластифікатора доцільно використовувати реагент-регулятор дзета потенціалу вугільної поверхні.
Білецький, В.С., Сергєєв, П.В.   +1 more
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