Thermodynamic Analysis of the Carbothermal Synthesis of (U, Pu)N
- Authors: Peshkichev I.V.1, Bochkareva A.A.1, Kuropatenko V.F.1,2, Makeyeva I.R.1,2, Shults O.V.1
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Affiliations:
- Zababakhin All-Russia Research Institute of Technical Physics
- South Ural State University
- Issue: Vol 61, No 5 (2019)
- Pages: 535-540
- Section: Article
- URL: https://journals.rcsi.science/1066-3622/article/view/225294
- DOI: https://doi.org/10.1134/S1066362219050047
- ID: 225294
Cite item
Abstract
Thermodynamic modeling was performed to study and evaluate the behavior of the physicochemical system characteristic of the carbothermal synthesis of uranium and plutonium mononitrides. The chemically equilibrium system compositions were calculated for different temperatures, pressures, and nitrogen amounts in the system using HSC Chemistry 7.1 and TeDy programs. The change in the Gibbs energy was calculated for a series of possible reactions, and the equilibrium constants of the chemical reactions were calculated from this quantity. The reactions were evaluated thermodynamically using the equilibrium constants and their temperature dependences.
About the authors
I. V. Peshkichev
Zababakhin All-Russia Research Institute of Technical Physics
Author for correspondence.
Email: i.v.peshkichev@vniitf.ru
Russian Federation, ul. Vasil’eva 13, Snezhinsk, Chelyabinsk oblast, 456770
A. A. Bochkareva
Zababakhin All-Russia Research Institute of Technical Physics
Email: i.v.peshkichev@vniitf.ru
Russian Federation, ul. Vasil’eva 13, Snezhinsk, Chelyabinsk oblast, 456770
V. F. Kuropatenko
Zababakhin All-Russia Research Institute of Technical Physics; South Ural State University
Email: i.v.peshkichev@vniitf.ru
Russian Federation, ul. Vasil’eva 13, Snezhinsk, Chelyabinsk oblast, 456770; pr. Lenina 76, Chelyabinsk, 454080
I. R. Makeyeva
Zababakhin All-Russia Research Institute of Technical Physics; South Ural State University
Email: i.v.peshkichev@vniitf.ru
Russian Federation, ul. Vasil’eva 13, Snezhinsk, Chelyabinsk oblast, 456770; pr. Lenina 76, Chelyabinsk, 454080
O. V. Shults
Zababakhin All-Russia Research Institute of Technical Physics
Email: i.v.peshkichev@vniitf.ru
Russian Federation, ul. Vasil’eva 13, Snezhinsk, Chelyabinsk oblast, 456770