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High-Level Waste Melter Study Report [PDF]

open access: green, 2001
At the Hanford Site in Richland, Washington, the path to site cleanup involves vitrification of the majority of the wastes that currently reside in large underground tanks. A Joule-heated glass melter is the equipment of choice for vitrifying the high-level fraction of these wastes.
J.M. Perez   +10 more
openalex   +6 more sources

Parallel groundwater flow simulation method based on a discrete fracture network model

open access: yes地质科技通报, 2023
Objective Groundwater flow in fractured rocks has strong heterogeneity and anisotropy. The discrete fracture network (DFN) method has been internationally considered as one of the most reasonable and effective methods to describe the fracture water ...
Jingbo Zhao   +5 more
doaj   +1 more source

Exploring the impact of temperature and oxygen partial pressure on the spent nuclear fuel oxidation during its dry management

open access: yesScientific Reports, 2023
The management of Spent Nuclear Fuel (SNF) comprises different stages in which security is demonstrated. Nevertheless, fundamental research can lead to other design options that must be considered. Currently, one of the focuses is the dry interim storage
A. Milena-Pérez   +3 more
doaj   +1 more source

Permeability Characteristics of Bedrock Weathering Layer in Southern Coast Area of China

open access: yesShuitu baochi tongbao, 2022
[Objective] The permeability characteristics of the bedrock weathering layer were determined in order to propose a corresponding experimental method of hydraulic conductivity, and thereby provide a scientific reference for the performance assessment of ...
Xinyu Fu   +4 more
doaj   +1 more source

Development of geo-information data management system and application to geological disposal of high-level radioactive waste in China [PDF]

open access: yesNuclear Technology and Radiation Protection, 2017
In this paper, based on information technology, a geo-information database was established and a geo-information data management system (named as HLW-GIS) was developed to facilitate data management work of the multi-source and multidisciplinary
Wang Peng   +6 more
doaj   +1 more source

Discovery of active faults in the southern Beishan area, NW China: Implications for regional tectonics

open access: yesDizhi lixue xuebao, 2021
On the north side of the Hexi Corridor, two active faults, which belong to two different fault systems, have been discovered on the southern margin of Beishan, namely the Jiujing-Bantan fault and the Ebomiao fault.
YUN Long   +10 more
doaj   +1 more source

Regional groundwater flow pattern in Beishan, Hexi Corridor and Qilian Mountain

open access: yes地质科技通报, 2022
Groundwater flow in mountainous areas is controlled by climate conditions, topography, geological structure, and other factors.Due to the restrictions such as data acquisition, the groundwater flow pattern and control mechanism in mountainous areas are ...
Yanhui Dong   +6 more
doaj   +1 more source

High-level radioactive waste repository: How Geology combined with societal principles can lead to public acceptance—the German experiment

open access: yesComptes Rendus. Géoscience, 2023
Using nuclear power for civil energy generation was a promising idea in the second half of the 20th century. Compared to fossil fuels, nuclear power results in almost no $\mathrm{CO}_{2}$ bearing emissions, which are known to have triggered and enhanced ...
Schafmeister, Maria-Theresia
doaj   +1 more source

Excavation of underground research laboratory ramp in granite using tunnel boring machine: Feasibility study

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2020
Underground research laboratory (URL) plays an important role in safe disposal of high-level radioactive waste (HLW). At present, the Xinchang site, located in Gansu Province of China, has been selected as the final site for China’s first URL, named ...
Hongsu Ma   +5 more
doaj   +1 more source

Anisotropic thermal properties of an argillaceous rock under elevated temperatures and external load conditions

open access: yesCase Studies in Thermal Engineering, 2023
The design and long-term safety of geological repositories for high-level radioactive waste (HLW) are dependent on the precise determination of the thermophysical parameters of mudstone.
Hongdan Yu   +5 more
doaj   +1 more source

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