Results 101 to 110 of about 25,960 (251)

Synergistic optimisation of fine coal oil agglomeration using response surface methodology and random forest coupled with decision trees [PDF]

MATEC Web of Conferences
This study investigates the optimization of fine coal-oil agglomeration by focusing on critical parameters: pulp density, oil dosage, pH, agglomeration time, agitation rate, and oil type.
Mvita Meta Jonathan, Baloyi Nomsa Prescilla   +1 more
doaj   +1 more source

Экспресс-контроль качества углей радиометрическим методом [PDF]

, 2010
Розглянуто методи підвищення точності та оперативності експрес-контролю якісних характеристик вугілля радіометричним методом. Підвищення точності контролю досягається шляхом використання нового методу визначення КСХН, а прискорення контролю – шляхом ...
Ovsjanikov, Vol. V., Овсяников, Влад. В., Овсяников, Вол. В.   +2 more
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Relative calorific value of some coals on Kansas markets [PDF]

, 1905
Citation: Fay, Scott Stuart. Relative calorific value of some coals on Kansas markets. Senior thesis, Kansas State Agricultural College, 1905.Morse Department of Special CollectionsIntroduction: The fuel value of coals, while it is a subject that ...
Fay, Scott Stuart
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Gas injection methods and energy recovery efficiency in underground coal gasification

Meitan xuebao
The study of energy recovery from underground coal gasification (UCG) with different gas injection methods is conducive to the development of a more efficient UCG process.
Faqiang SU, Mengjia DAI, Xiaolong HE, Junnan YANG, Jiaoyuan LI, Wen LI, Yihe YU   +6 more
doaj   +1 more source

Application of Carbon Ultimate Analysis Into Greenhouse Gas Emissions Accounting for Coal-fired Power Plants

发电技术, 2018
Carbon ultimate analysis is an essential procedure to guarantee the data quality of carbon content per unit calorific value, especially of great importance to greenhouse gas emissions accounting for coal-fired power plants.
Dechen ZHU
doaj   +1 more source

СOST-EFFECTIVE TECHNOLOGY FOR HEAT POWER STATIONS ASHES PROCESSING AND UTILIZATION [PDF]

, 2018
The heat power stations (HPS) ashes generated by the burning of coal are on the one hand, the source of environmental pollution. On the other hand, they pose the source of raw materials for industry.
Bereznyak, Oleksandr, Kharytonov, Mykola
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Characterization of coal products from high temperature processing of Usibelli low-rank coals [PDF]

, 1991
This research project was conducted in association with Gilbert/Commonwealth Inc. as part of an overall techno-economic assessment of high temperature drying of low-rank coals. This report discusses the characteristics of the dried/pyrolyzed products of
Li, YuFu, Rao, P.D., Walsh, D.E., Wilson, W.   +3 more
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Desulphurization of Medium Sulphur Waterberg Steam Coal in a Batch Operated Scale: Microbial Solution

Chemical Engineering Transactions, 2018
The current study evaluates pre-combustion microbial desulphurization of medium – sulphur type coal containing total sulphur (1.45 wt.%) and pyritic sulphur (= 0.51 wt. %) in a laboratory scale. Coal samples used in the current study were supplied by one
S. Makgato, E. Chirwa
doaj   +1 more source

Fuel analyses and rank determination of the Egyptian Maghara main coal seam, north central Sinai, Egypt

Egyptian Journal of Petroleum, 2018
Three geologic sections along the main coal seam (MCS) of the Middle Jurassic (Bathonian) Safa Formation of Maghara mine are examined. Samples collected have been studied.
N.A.A. Edress, A.R. Abdel-Fatah
doaj   +1 more source

TORREFACTION OF RICE HUSK AS PREPARATION OF COAL-BIOMASS CO-FIRING AND ITS PROPENSITY ON ASH DEPOSITION

Rudarsko-geološko-naftni Zbornik
The most extensive use of coal in Indonesia is for electricity generation. Due to increasing concerns about climate change and the need to reduce emissions caused by burning coal, biomass-based fuels are becoming more competitive.
Datin Fatia Umar, Zulfahmi Zulfahmi, Liston Setiawan, Gunawan Gunawan, Agus Prakosa, Truman Wijaya, Edwin Akhdiat Daranin   +6 more
doaj   +1 more source