Zobrazeno 1 - 10
of 1 554
pro vyhledávání: '"phreeqc"'
Publikováno v:
He huaxue yu fangshe huaxue, Vol 46, Iss 5, Pp 499-505 (2024)
Due to anthropogenic and long-term geological factors, radionuclide leakage may occur in deep geological repositories of radioactive waste when groundwater infiltrates a failed waste canister. The released radionuclides can migrate to near and far fi
Externí odkaz:
https://doaj.org/article/4f0e69ea112a4bba8609a38e9e5e4c78
Publikováno v:
HydroResearch, Vol 8, Iss , Pp 223-236 (2025)
Groundwater has been facing not only prolonged climate change-induced groundwater shortage but also severe deterioration of groundwater quality from natural and/or anthropogenic sources. This study aims to determine the hydrogeochemical processes con
Externí odkaz:
https://doaj.org/article/7e7881c115d44a558b75dc489bc77a89
Autor:
D. S. Klimov, I. M. Indrupskiy, Ch. A. Garifullina, I. I. Ibragimov, A. A. Lutfullin, B. F. Zakiev, F. M. Akhmetzyanov
Publikováno v:
Georesursy, Vol 26, Iss 2 (2024)
Application of hydrogeochemical modeling using PHREEQC software to study interaction of formation water, carbon dioxide and reservoir rock minerals during CO2 injection for enhanced oil recovery or underground storage is discussed. Hydrogeochemical m
Externí odkaz:
https://doaj.org/article/d4b8e531280844638929df10fe245d33
Autor:
ZHANG Ji-qiao, LAN You-shi, HUANG Kun, ZHANG Fei-tian, NA Ping, YANG Su-liang, ZHANG Sheng-dong
Publikováno v:
He huaxue yu fangshe huaxue, Vol 46, Iss 2, Pp 177-184 (2024)
It is critical to develop the methods and technologies of studying the species and concentration in the processing of adsorption, and diffusion of some important radionuclides in spent fuel waste processing such as Beishan granites in domestic instit
Externí odkaz:
https://doaj.org/article/6d546271293b4aa88b4becc2033565e0
Publikováno v:
Journal of the Serbian Chemical Society, Vol 89, Iss 3, Pp 429-440 (2024)
This study examines the chemistry of mine waters of the “Grot” Pb– –Zn mine and identifies the hydrogeochemical factors that influence the formation of mine waters chemical composition. Eleven mine water samples were collected at six location
Externí odkaz:
https://doaj.org/article/0d9aa13221224948be11f8681a8eabdf
Publikováno v:
Applied Sciences, Vol 14, Iss 17, p 7851 (2024)
As in any other industry, nuclear energy results in the accumulation of some waste, which needs to be managed safely and responsibly due to its radiotoxicity. In the case of highly radioactive waste, geological disposal in stable rock is considered a
Externí odkaz:
https://doaj.org/article/880ac8ea07f04c78bbc1dad506b1658d
Autor:
Archisman Dutta, Ram Jivan Singh, Sampriti Debnath, Parashar Mishra, Ramesh Kumar Gupta, P.K. Singh, Biswajit Ray
Publikováno v:
Solid Earth Sciences, Vol 8, Iss 3, Pp 222-240 (2023)
The thermal springs of the study area are situated in North-eastern Arunachal Himalayas, India along Subansiri and Siang River valleys with surface temperature ranging between 20 and 57 °C. The pH of thermal springs varies from 7.69 to 9.31, indicat
Externí odkaz:
https://doaj.org/article/b6fedaa70b574bc0ba6bc9d6b48bc084
Autor:
Lilly Zacherl, Thomas Baumann
Publikováno v:
Geothermal Energy, Vol 11, Iss 1, Pp 1-21 (2023)
Abstract The expanding geothermal energy sector still faces performance issues due to scalings in pipes and surface level installations, which require elevated operation pressure levels and costly maintenance. For facilities in the North Alpine Forel
Externí odkaz:
https://doaj.org/article/75258cc0f637490f82d7a45707b61f38
Publikováno v:
European Geologist, Vol 54, Pp 85-89 (2022)
The production of geothermal fluids can be adversely affected by the formation of free gas bubbles (degassing). Decreasing pressures can cause dissolved gas to exsolve, which can reduce water production. This study aims to improve the understanding o
Externí odkaz:
https://doaj.org/article/dcca13f4df3f4f0ba7a9be7a27ab4950
Publikováno v:
Advances in Environmental Technology, Vol 8, Iss 4, Pp 293-309 (2022)
Elevated concentrations of manganese (Mn) in drinking water notoriously impart colour, metallic taste, and other (eco)-toxicological effects to the final water quality at different point of use (POU). Specifically, levels in the range of ≥100 to 30
Externí odkaz:
https://doaj.org/article/2f5079bfe6214df8805f0f205bc473b3