Results 41 to 50 of about 25,960 (251)

Impact of Sulphur Content on Coal Quality at Delta Plain Depositional Environment: Case study in Geramat District, Lahat Regency, South Sumatra

JGEET: Journal of Geoscience, Engineering, Environment and Technology, 2017
The research was conducted in Geramat District of Lahat Regency, South Sumatra. An evaluation of the geological condition of the research area shown that the coal deposits were found in Muara Enim Formation as a coal-bearing formation.
Siska Linda Sari, Mutia Armilia Rahmawati, Alan Triyoga, Idar Wati   +3 more
doaj   +1 more source

Predicting Calorific Value of Thar Lignite Deposit: A Comparison between Back-propagation Neural Networks (BPNN), Gradient Boosting Trees (GBT), and Multiple Linear Regression (MLR)

Applied Artificial Intelligence, 2020
Calorific value provides a strong measure of useful energy during coal utilization. Previously, different AI techniques have been used for the prediction of calorific value; however, one model is not valid for all geographic locations.
Waqas Ahmed, Khan Muhammad, Fahad Irfan Siddiqui   +2 more
doaj   +1 more source

Bio-coal briquettes made from South Sumatera low rank coal and palm shell charcoal for using in small industries

MATEC Web of Conferences, 2017
The objective of this study is to blend the South Sumatera low rank coal and palm shell charcoal for producing bio-coal briquettes which have better fuel properties.
Sipahutar Riman, Bizzy Irwin, Faizal Muhammad, Maussa Olistiyo   +3 more
doaj   +1 more source

The Impact of Organic Constituents in Coal Chemical Wastewater on Additive Adsorption at the Coal Surface: Experimental Investigation and Molecular Dynamics Simulation

Asia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Direct preparation of coal–water slurry using coal chemical wastewater represents an economical and feasible approach for wastewater resource utilization. Unlike clean water, however, the complex organic components in wastewater may exert adverse effects on slurry properties.
Yi Xiang, Zhen Zhao, Fuyan Gao, Zhenghui Zhao, Hang Li, Eric J. Hu, Ruikun Wang   +6 more
wiley   +1 more source

Value addition of coal fines and sawdust to briquettes using molasses as a binder

South African Journal of Chemical Engineering, 2018
In this study, the co-briquetting of coal fines saw dust and molasses as a binder is explored as an option for value addition of the wastes generated in the various industries.
M.M. Manyuchi, C. Mbohwa, E. Muzenda
doaj   +1 more source

Determination of renewable energy yield from mixed waste material from the use of novel image analysis methods [PDF]

, 2013
Two novel techniques are presented in this study which together aim to provide a system able to determine the renewable energy potential of mixed waste materials.
Dudley, R., Longhurst, Philip J., Naftaly, M., Wagland, Stuart Thomas   +3 more
core   +1 more source

Evaluation of Air Inlet Configuration's Effect on Biochar Properties From African Mesquite Pod Carbonization

Asia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT The suboptimal efficiency of current biomass conversion processes necessitates the optimization of biochar production methodologies to enhance desired biochar characteristics. In this study, an investigation was conducted to determine the optimal air inlet configuration within a top‐lit updraft gasifier system for enhancing biochar properties ...
Adewale George Adeniyi, Ghadah M. Al‐Senani, Salhah D. Al‐Qahtani, Kingsley O. Iwuozor, Ebuka Chizitere Emenike, Najib Sanusi Gaya, Abel U. Egbemhenghe   +6 more
wiley   +1 more source

Measurement and calculation of calorific value of raw coal based on artificial neural network analysis method

Thermal Science, 2020
The calorific value of coal is the basic technical basis for calculating parameters such as boiler heat balance, thermal efficiency, and boiler output. The calorific value of coal has different meanings, such as the calorific value of the cartridge, the ...
Peng Liu, Shuran Lv
semanticscholar   +1 more source

Investigation of Washability of Seyitömer B3 Coal Seam, Turkey [PDF]

International Journal of Economic and Environment Geology, 2018
In this study, the evaluability of lower calorific B3 coal seam belonging to Seyitömer lignite operations which is about 25 km away from Kütahya was researched.
Ahmet Aydin, Serkan Vuran, Ömer Canieren, Ayşe SevilInce   +3 more
doaj  

Забезпечення управління якістю палива для теплових електростанцій [PDF]

, 2012
Наведено результати прискореного, більш точного визначення калорійності вугілля для теплових електростанцій за даними вимірювання його комплексної діелектричної проникності.
Випанасенко, С. І., Овсяников, В. В.   +1 more
core