Comprehensive assessment of cleaner, sustainable and cost-effective use of coal combustion residue (CCR) in geotechnical applications

2020 ◽  
Vol 271 ◽  
pp. 122570
Author(s):  
Aali Pant ◽  
G.V. Ramana ◽  
Manoj Datta ◽  
Sanjay Kumar Gupta
1991 ◽  
Vol 30 (1) ◽  
pp. 59-77 ◽  
Author(s):  
Richard W. Hurst ◽  
Terry E. Davis ◽  
Ahmed A. Elseewi

2012 ◽  
Vol 46 (21) ◽  
pp. 12226-12233 ◽  
Author(s):  
Laura Ruhl ◽  
Avner Vengosh ◽  
Gary S. Dwyer ◽  
Heileen Hsu-Kim ◽  
Grace Schwartz ◽  
...  

2002 ◽  
Vol 68 (5) ◽  
pp. 675-683 ◽  
Author(s):  
A. Kumar ◽  
P. Vajpayee ◽  
M. B. Ali ◽  
R. D. Tripathi ◽  
N. Singh ◽  
...  

2022 ◽  
Vol 2163 (1) ◽  
pp. 012008
Author(s):  
R J Gallardo Amaya ◽  
J Coronel Rojas ◽  
N J Cely Calixto

Abstract The combustion of coal in Hoffman-type furnaces generates ash as one of the process residues. This research seeks to make use of this residue to improve plastic subgrade soils in tertiary roads, considering that in Colombia a large percentage of these are not paved. A soil with high plasticity has been selected to make mixtures with ash dosages that vary from 0% to 15% with respect to the dry weight of the soil. To determine the variation of the physical and mechanical properties of the soil-ash mixtures tests of consistency limits, compaction tests, and California bearing ratio were carried out. The results showed that the mixture in which 12% of the coal combustion residue is added to the soil, as a percentage for the dry weight of the soil, has a better physical behavior and bearing capacity than the soil in its natural state. obtaining an increase of up to 75% in the California bearing ratio.


2021 ◽  
Author(s):  
Roger A. Sheldon ◽  
Alessandra Basso ◽  
Dean Brady

This tutorial review focuses on recent advances in technologies for enzyme immobilisation, enabling their cost-effective use in the bio-based economy and continuous processing in general.


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