Results 11 to 20 of about 13,246 (253)

Reactivity of Ground Coal Bottom Ash to Be Used in Portland Cement

open access: yesJ, 2021
Ground coal bottom ash is considered a novel material when used in common cement production as a blended cement. This new application must be evaluated by means of the study of its pozzolanic properties.
Esperanza Menéndez   +2 more
doaj   +1 more source

Influence of Two Kinds of Red Mud on the Melting Temperature of Coal Ash in Ningxia

open access: yesKuangchan zonghe liyong, 2023
This is an essay in the field of metallurgical engineering. Bayer red mud and sintered red mud were added to Ningxia coal in a certain proportion to study the influence of the two different red mud on the ash melting temperature of Ningxia coal. Factsage
Yan Wen
doaj   +1 more source

Health of Children Living Near Coal Ash. [PDF]

open access: yesGlob Pediatr Health, 2017
Coal ash, generated from coal combustion, is composed of small particles containing metals and other elements, such as metalloids. Coal ash is stored in open-air impoundments, frequently near communities.
Sears CG, Zierold KM.
europepmc   +2 more sources

Developing Sub-Bituminous Coal Sintering Ratio for Predicting Coal Ash Slagging Factors

open access: yesInternational Journal of Technology, 2021
Fossil fuels such as coal, gas, and distillate are the core fuels for thermal plants. The thermal coal-fired power plant accounts for 40% of global electricity generation.
Salmi Samsudin   +3 more
doaj   +1 more source

Bottom Ash of the Largest Kuzbass Coal Power Plants: Secondary Use Possibility [PDF]

open access: yesE3S Web of Conferences, 2021
Kemerovo district coal power plant, Tom-Usinskaya district coal power plant and Belovo district coal power plant are the largest coal power plants in Kuzbass and during the combustion of coal they generate annually about 1600 tons of coal ash which ...
Kargin Aleksey, Mashkin Nikolay
doaj   +1 more source

Sedimentary Mercury Enrichments as a Tracer of Large Igneous Province Volcanism

open access: yesGeophysical Monograph Series, Page 247-262., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Lawrence M. E. Percival   +3 more
wiley  

+12 more sources

PENGARUH VERMIKOMPOS ABU TERBANG BATUBARA MENGGUNAKAN CACING TANAH Eisenia fetida TERHADAP KANDUNGAN N, P, K, DAN Pb

open access: yesJTSL (Jurnal Tanah dan Sumberdaya Lahan), 2021
The plan to build a coal-fired steam power plant is expected to increase. One of the wastes generated from coal-fired steam power plants is coal fly ash.
Alfarizky Aryonugroho, Nina Dwi Lestari
doaj   +1 more source

Experimental study on biodiesel collector enhanced coal fly ash flotation decarbonization

open access: yesMeitan kexue jishu, 2023
The high degree of oxidation and poor hydrophobicity of fly ash particles result in the formation of stable hydration films that impede the effective adsorption of conventional hydrocarbon-based collectors onto the particle surfaces.
Shiqi DAI   +6 more
doaj   +1 more source

Characterization of Mortars Made with Coal Ashes Identified as a Way Forward to Mitigate Climate Change

open access: yesCrystals, 2022
Portland cement production is an energy-intensive process that releases carbon dioxide into the atmosphere. To reach carbon neutrality by 2050, it would be necessary to implement innovative measures in the cement industry to deliver carbon neutrality. In
Esperanza Menéndez   +3 more
doaj   +1 more source

Improvement and prediction on high temperature melting characteristics of coal ash

open access: yesHigh Temperature Materials and Processes, 2023
In order to improve the high temperature melting characteristics of bituminous coal with low ash melting point, three kinds of anthracites were used to improve the ash melting characteristics of blended coal to meet the requirement of blast furnace ...
Chai Yifan   +5 more
doaj   +1 more source

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