Results 51 to 60 of about 30,366 (219)

PEMBUATAN BRIKET DAUN DARI LIMBAH PENGOLAHAN MINYAK KAYU PUTIH

open access: yesJurnal Penelitian Hasil Hutan (Journal of Forest Products Research), 2017
The  experimental   study   on  briqueting   from   leaf waste  of  cayeput  oil distillation prepared   by using  the hydraulic press proess  is presented   in  this paper.
Djeni Hendra
doaj   +1 more source

Improving the physical, mechanical and energetic properties of Quercus spp. wood pellets by adding pine sawdust [PDF]

open access: yesPeerJ, 2020
Background Biomass usage for energy purposes has emerged in response to global energy demands and environmental problems. The large amounts of by-products generated during logging are rarely utilized.
Víctor Daniel Núñez-Retana   +4 more
doaj   +2 more sources

Deshaling technology – a perspective method of enrichment of coal in Poland [PDF]

open access: yes, 2016
Стаття присвячена сухому очищенню вугілля, випробування проводилися на збагачува-льному столі повітряного типу FGX-1. Дослідження проводилися на польському кам'яному вугіллі.
Baic, I., Blaschke, W.
core  

Energy storage in the UK electrical network : estimation of the scale and review of technology options [PDF]

open access: yes, 2010
This paper aims to clarify the difference between stores of energy in the form of non-rechargeable stores of energy such as fossil-fuels, and the storage of electricity by devices that are rechargeable.
Hall, Peter J.   +2 more
core   +1 more source

Thermal Calculations for Co‐Firing of Hydrogen/Ammonia and Coal in 660‐MW Coal‐Fired Boilers

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT To achieve a clean energy transition under the dual carbon goals, blending hydrogen/ammonia into pulverized coal boilers represents a key technological pathway. Different hydrogen/ammonia co‐firing ratios (5%–50%) are investigated for their impact on the thermodynamic characteristics of 660‐MW supercritical boiler at 100% and 20% boiler ...
Yaodong Da   +7 more
wiley   +1 more source

Garbage in the diet of carnivores in an agricultural area [PDF]

open access: yes, 2016
Human food waste is considered to be richer in carbohydrates, lipids and proteins than most natural food supplies; however, it is very well digested in scats. So, as an indication of this kind of food in the diet, we have used each indigestible,
Jankowiak, Łukasz   +2 more
core   +2 more sources

Comparative field‐scale assessment of TLUD and Kon‐Tiki biochar systems: agronomic performance and net CO2e‐based techno‐economics

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract Post‐harvest agricultural residues in Latin America are commonly underutilized, leading to greenhouse gas emissions and lost opportunities for bio‐based value creation. This study tests the hypothesis that decentralized, farmer‐scale pyrolysis technologies can deliver comparable agronomic benefits while exhibiting distinct techno‐economic and ...
Juan F. Saldarriaga   +7 more
wiley   +1 more source

BRIQUETTES QUALITY PRODUCED WITH THE MACAUBA EPICARP (Acrocomia aculeata) AND Pinus sp. WOOD [PDF]

open access: yesRevista Árvore
The macaúba palm (Acrocomia aculeata) is a palm-seed-oil producing tree of great economic value for its high productivity, and the broad range of possible uses for the different parts of the plant.
Sarah Esther de Lima Costa   +8 more
doaj   +2 more sources

Underground Coal Gasification Efficiency in Areas of High Faulting Frequency [PDF]

open access: yes, 2017
The purpose of this paper is substantiating of efficiency during application of borehole underground coal gasification technology based on target coal seam geology.
Lozynskyi, Vasyl
core   +1 more source

Synthesis, characterization, and performance of x_MoO3/Z‐22 and x_MoO3/MMP catalysts for biodiesel production

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Methyl transesterification of soybean oil using heterogeneous catalysts for biodiesel production. Abstract The growing global demand for renewable fuels has driven the search for efficient catalysts in biodiesel production. This study presents the synthesis and characterization of x_MoO3/Z‐22 and x_MoO3/MMP heterogeneous catalysts, and evaluates the ...
André Miranda da Silva   +4 more
wiley   +1 more source

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