Modeling of systems with aqueous solutions of UO22+ salts. Asymmetric model of excess thermodynamic functions, based on virial expansion of the Gibbs free energy of the solution, VD-AS
- Авторлар: Charykov N.1,2, Semenov K.3, Kurilenko A.1, Keskinov V.1, Letenko D.4, Kulenova N.5, Zolotarev A.1, Klepikov V.1
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Мекемелер:
- St. Petersburg State Institute of Technology (Technical University)
- Leningrad Electrotechnical Institute—St. Petersburg State Electrotechnical University
- St. Petersburg State University
- St. Petersburg State Architectural and Building University
- Serikbaev East Kazakhstan State Technical University
- Шығарылым: Том 59, № 2 (2017)
- Беттер: 134-142
- Бөлім: Article
- URL: https://journals.rcsi.science/1066-3622/article/view/223794
- DOI: https://doi.org/10.1134/S1066362217020059
- ID: 223794
Дәйексөз келтіру
Аннотация
An asymmetric model of virial expansion of the Gibbs free energy of solution, VD-AS, was suggested. Partial and molar thermodynamic functions of UO2(ClO4)2–H2O, UO2Cl2–H2O, and UO2(NO3)2–H2O binary solutions at 25°C were calculated using this model. The calculations show that the solutions are characterized by different, sometimes extremely large, deviations from ideality. The suggested model is considerably more accurate and stable than the most widely used Pitzer’s model of electrolyte solutions.
Авторлар туралы
N. Charykov
St. Petersburg State Institute of Technology (Technical University); Leningrad Electrotechnical Institute—St. Petersburg State Electrotechnical University
Email: keskinov@mail.ru
Ресей, Moskovskii pr. 26, St. Petersburg, 190013; ul. Prof. Popova 5, St. Petersburg, 197022
K. Semenov
St. Petersburg State University
Email: keskinov@mail.ru
Ресей, Universitetskaya nab. 7–9, St. Petersburg, 199034
A. Kurilenko
St. Petersburg State Institute of Technology (Technical University)
Email: keskinov@mail.ru
Ресей, Moskovskii pr. 26, St. Petersburg, 190013
V. Keskinov
St. Petersburg State Institute of Technology (Technical University)
Хат алмасуға жауапты Автор.
Email: keskinov@mail.ru
Ресей, Moskovskii pr. 26, St. Petersburg, 190013
D. Letenko
St. Petersburg State Architectural and Building University
Email: keskinov@mail.ru
Ресей, 2-ya Krasnoarmeiskaya ul. 4, St. Petersburg, 190005
N. Kulenova
Serikbaev East Kazakhstan State Technical University
Email: keskinov@mail.ru
Қазақстан, ul. Protozanova 1, Ust-Kamenogorsk, 070000
A. Zolotarev
St. Petersburg State Institute of Technology (Technical University)
Email: keskinov@mail.ru
Ресей, Moskovskii pr. 26, St. Petersburg, 190013
V. Klepikov
St. Petersburg State Institute of Technology (Technical University)
Email: keskinov@mail.ru
Ресей, Moskovskii pr. 26, St. Petersburg, 190013