Spent nuclear fuels

Xem 1-7 trên 7 kết quả Spent nuclear fuels

Physical and economical aspects of Pu multiple recycling on the basis of REMIX reprocessing technology in thermal reactors

The basic strategy of Russian nuclear energy is propagation of a closed fuel cycle on the basis of fast breeder and thermal reactors, as well as the solution of the spent nuclear fuel accumulation and resource problems.

7p christabelhuynh 30-05-2020 9 0 Download

Dose and temperature distribution in spent fuel containing material

The paper deals with dose and temperature characteristics inside the SFCM after transition of the molten mixture to solid state. Calculations were made on simpliﬁed spherical models, without connection to some speciﬁc nuclear accident.

6p christabelhuynh 30-05-2020 12 2 Download

Partitioning and transmutation strategy R&D for nuclear spent fuel: the SACSESS and GENIORS projects

In this context, and in the continuity of the FP7 EURATOM SACSESS project, GENIORS focuses on the reprocessing of MOX fuel containing minor actinides, taking into account safety issues under normal and mal-operation.

8p christabelhuynh 29-05-2020 11 1 Download
Science underpinning the safety case of deep geological repositories challenges in the past and in the future and how to maintain knowledge and competence during operation

Final repositories for spent nuclear fuel are approaching implementation. A prerequisite for these advancements is that it has been shown that the repository can be constructed and operated in practice in such a way that safety can be assured both during operation and over very long time scales.

7p christabelhuynh 29-05-2020 7 0 Download
A method for phenomenological and chemical kinetics study of autocatalytic reactive dissolution by optical microscopy. The case of uranium dioxide dissolution in nitric acid media

This study aims at better understanding the chemical and physico-chemical phenomena of uranium dioxide dissolution reactions in nitric acid media in the Purex process, which separates the reusable materials and the ﬁnal wastes of the spent nuclear fuels.

13p christabelhuynh 29-05-2020 12 0 Download
Uncertainties for Swiss LWR spent nuclear fuels due to nuclear data

This paper presents a study of the impact of the nuclear data (cross sections, neutron emission and spectra) on different quantities for spent nuclear fuels (SNF) from Swiss power plants: activities, decay heat, neutron and gamma sources and isotopic vectors.

15p christabelhuynh 29-05-2020 7 1 Download
An integrated multicriteria decision making approach for evaluating nuclear fuel cycle systems for long term sustainability on the basis of an equilibrium model: Technique for order of preference by similarity to ideal solution, preference ranking organization method for enrichment evaluation, and multiattribute utility theory combined with analytic hierarchy process

The focus on the issues surrounding spent nuclear fuel and lifetime extension of old nuclear power plants continues to grow nowadays. A transparent decision-making process to identify the best suitable nuclear fuel cycle (NFC) is considered to be the key task in the current situation.

17p minhxaminhyeu4 26-06-2019 44 1 Download