Results 11 to 20 of about 121,706 (308)

A kind of Upwind Finite Element Approximations for Compressible Flow of Contamination from Nuclear Waste in Porous Media [PDF]

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics, 2008
A non-linear parabolic system is derived to describe compressible nuclear waste disposal contamination in porous media . Galerkin method is applied for the pressure equation .
Abbas Al-Bayati   +2 more
doaj   +1 more source

Drilling Fluid Waste Management in Drilling for Oil and Gas Wells

open access: yesChemical Engineering Transactions, 2017
Drilling operation produces two major wastes which are produced water and drilling waste. The drilling waste must be properly managed to ensure no impact to the environment and human.
A.R. Ismail   +4 more
doaj   +1 more source

Results of an aqueous source term model for a radiological risk assessment of the Drigg LLW Site, U.K. [PDF]

open access: yes, 2011
A radionuclide source term model has been developed which simulates the biogeochemical evolution of the Drigg low level waste (LLW) disposal site.
BNFL   +6 more
core   +1 more source

Collection of Thermal Energy Available from a Biogas Plant for Leachate Treatment in an Urban Landfill: A Sicilian Case Study

open access: yesEnergies, 2012
The landfill of Bellolampo is located in northern Sicily and serves the greater area of Palermo (Sicily). In the recent past, the landfill has been progressively renovated in order to align the waste disposal process with the state-of-the-art technology.
Roberto Volpe   +2 more
doaj   +1 more source

Subsurface Disposal of Fluid Wastes in Saskatchewan: ABSTRACT [PDF]

open access: yesAAPG Bulletin, 1974
In the Williston basin region, deep-well disposal of industrial fluid wastes is confined largely to the Saskatchewan part of the stable, relatively shallow, tectonic shelf, which is flanked on the south by the deeper basin proper, and is delimited in the north by the Canadian shield.
openaire   +1 more source

High-density support matrices: Key to the deep borehole disposal of spent nuclear fuel [PDF]

open access: yes, 2008
Deep (4–5 km) boreholes are emerging as a safe, secure, environmentally sound and potentially cost-effective option for disposal of high-level radioactive wastes, including plutonium.
Burley, D.   +4 more
core   +1 more source

Zircons and fluids: An experimental investigation with applications for radioactive waste disposal [PDF]

open access: yes, 1990
The long-term stability of nuclear waste forms or barriers is related to changes in physical properties of the material induced through radiation damage and subsequent changes in solubility. Investigations conducted by us on natural zircons (ZrSiO{sub 4}) supports a positive correlation between level of alpha damage and fluid composition to enhanced ...
A. K. Sinha   +3 more
openaire   +3 more sources

Microbiological influences on fracture surfaces of intact mudstone and the implications for geological disposal of radioactive waste [PDF]

open access: yes, 2011
The significance of the potential impacts of microbial activity on the transport properties of host rocks for geological repositories is an area of active research. Most recent work has focused on granitic environments. This paper describes pilot studies
Aoki, K.   +13 more
core   +2 more sources

The role of biofilms in subsurface transport processes [PDF]

open access: yes, 2010
Landfill and radioactive waste disposal risk assessments focus on contaminant transport and are principally concerned with understanding the movement of gas, water and solutes through engineered barriers and natural groundwater systems.
Bateman, K.   +6 more
core   +1 more source

Scalable block preconditioners for saturated thermo-hydro-mechanics problems

open access: yesAdvanced Modeling and Simulation in Engineering Sciences, 2023
We are interested in the modelling of saturated thermo-hydro-mechanical (THM) problems that describe the behaviour of a soil in which a weakly compressible fluid evolves.
Ana C. Ordonez   +4 more
doaj   +1 more source

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