Results 11 to 20 of about 56,496 (254)

Model-Free Control of UCG Based on Continual Optimization of Operating Variables: An Experimental Study

open access: yesEnergies, 2021
The underground coal gasification (UCG) represents an effective coal mining technology, where coal is transformed into syngas underground. Extracted syngas is cleaned and processed for energy production.
Ján Kačur   +3 more
doaj   +1 more source

CHEMICAL AND ENERGETIC CHARACTERIZATION OF Eucalyptus grandis × Eucalyptus urophylla CLONES SUBJECT TO WIND DAMAGE [PDF]

open access: yesRevista Árvore, 2019
Wind damages are common in forest plantations and the use of this wood can minimize losses. The objective was to evaluate the chemical composition and the energetic potential of wood and charcoal from trees subject to wind damage.
Antonio José Vinha Zanuncio   +4 more
doaj   +1 more source

Study on effect of oxygen volume fraction on explosion characteristics of silo mixed coal

open access: yesMeikuang Anquan, 2023
To study the effect of oxygen volume fraction on the explosion characteristics of silo coal, an experiment was conducted on the explosion parameters(maximum pressure pmax, maximum pressure rise rate (dp/dt)max , and explosion index Kst ) of mixed coal in
MULATI·Jueraiti   +5 more
doaj   +1 more source

Calorific values and ash contents of different organs of Masson pine (Pinus massoniana) in southern China [PDF]

open access: yes, 2012
Calorific values of plants are important indices for evaluating and reflecting material cycle and energy conversion in forest ecosystems. Based on the data of Masson Pine (Pinus massoniana) in southern China, the calorific values (CVs) and ash contents ...
Qian Hui Xiao   +2 more
core   +2 more sources

Calorific Value Forecasting of Coal Gangue with Hybrid Kernel Function–Support Vector Regression and Genetic Algorithm

open access: yesEnergies, 2022
The calorific value of coal gangue is a critical index for coal waste recycling and the energy industry. To establish an accurate and efficient calorific value forecasting model, a method based on hybrid kernel function–support vector regression and ...
Xiangbing Gao   +3 more
doaj   +1 more source

Karakteristik Briket Biocoal Dengan Penambahan Sekam Padi Dan Wax [PDF]

open access: yes, 2011
Biocoal made by mixing Sub-Bituminous Tanjung Enim coal with rice skin biomass to make biocoal briquette that will have calorific value suitable for domestic consumption and also have a quicker initial burning time that has been a problem in applying ...
Dewi, R. M. (Retno)   +2 more
core   +4 more sources

Gross Calorific Value of Combustible Solid Waste in a Mass Burn Incineration Plant, Benin City, Nigeria

open access: yesJournal of Applied Sciences and Environmental Management, 2018
Some solid waste incinerators burn waste that does not possess enough calorific value that justifies the installation of an energy recovery facility, this implies that a substantial amount of energy would be provided by an auxiliary burner.
Y P Olisa, T J Ajoko
doaj   +1 more source

CALORIFIC APPRECIATION OF SOME RESINOUS SPECIES [PDF]

open access: yesPro Ligno, 2015
This paper aims to show some results about using the resinous species as fuels. Some calorific features to characterize the biomass resulting from resinous trees are considered, namely the net and gross calorific value, burning speed, calorific density
Aurel LUNGULEASA   +2 more
doaj  

Coal characteristics of the eocene to pliocene epoch: A case study in the Berau Sub-basin, East Kalimantan, Indonesia [PDF]

open access: yesE3S Web of Conferences
A complex material, coal is primarily composed of carbon, hydrogen, oxygen, nitrogen, sulfur, and other minerals. The research area is located in the Berau Sub-basin, which is part of the Tarakan Basin.
Wahyu Sugiarto   +3 more
doaj   +1 more source

Sustainable Waste Management Breakthrough: Transforming Plastic Waste into Eco-Friendly Briquette Charcoal

open access: yesJurnal Presipitasi, 2023
Plastic waste has emerged as an important environmental concern. Among the various types of plastic waste, such as Polyethylene Terephthalate (PET) and Polypropylene (PP), these two contribute the most to the overall plastic waste problem need to be ...
Dine Agustine   +4 more
doaj   +1 more source

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