Results 1 to 10 of about 904 (82)

Issue of Compliance Control Efficiency at Nuclear Industry Enterprises in Economic Crisis Conditions

open access: yesГлобальная ядерная безопасность, 2022
The article considers the features of the uranium mining industry development in the context of market fluctuations. The economic factors contributing to the spread of nuclear energy and causing the demand for the products of the uranium mining industry ...
M. V. Golovko   +2 more
doaj   +1 more source

The Use of Burnable Poisons in VVER-type Reactors to Reduce the Fraction of the Reactivity Margin Compensated by the Liquid System During Extended Runs

open access: yesГлобальная ядерная безопасность, 2022
The paper presents the results of a computational and theoretical analysis of the use of various burnable poisons placed in a fuel rod for the maximum reduction in the reactivity margin compensated by a liquid system based on a boron absorber for VVER ...
A. R. Muzafarov, V. I. Savander
doaj   +1 more source

Predictive diagnostics of RBMK reactor flowmeters

open access: yesГлобальная ядерная безопасность, 2023
At the moment, there are 8 rectors of the RBMK type in operation. The safety of their operation is ensured by monitoring devices for key indicators. In this article, the main attention is paid to the control of the coolant flow through the fuel channel ...
A. M. Zagrebaev, E. O. Popov
doaj   +1 more source

Application of the method of vacuum withdrawal inert radioactive gases to control of fuel rods leaking of nuclear reactors WWER types while operation

open access: yesГлобальная ядерная безопасность, 2023
Currently, a comprehensive approach is being developed for the integrity control of fuel rod claddings in pressurized water reactor (PWR) nuclear power plants.
S. N. Kalmykov   +3 more
doaj   +1 more source

The Problem of Modeling the Geometry of Twisted Fuel Rods with X-Type Cross Section in the Performance of Thermohydraulic Calculations

open access: yesГлобальная ядерная безопасность, 2023
For creating computational models of processes affecting the safety of nuclear facilities, in accordance with the federal rules and regulations in the field of atomic energy use, the selected modeling methods, as well as the accepted approximations and ...
Andrey M Kirkin   +4 more
doaj   +1 more source

Пути модернизации канального исследовательского реактора ИВГ1.М [PDF]

open access: yes, 2012
Рассмотрены варианты перевода реактора ИВГ.1М на топливо пониженного обогащения. Приведены результаты оценок основных нейтронно-физических параметров активной зоны модернизированного реактора ИВГ.1М. Сделан вывод о том, что в качестве нового вида топлива
Прозорова, И. В.
core   +2 more sources

КОМПЬЮТЕРНО-ИНТЕГРИРОВАННАЯ СИСТЕМА УПРАВЛЕНИЯ ПЕРЕСТАНОВКАМИ ТВС В АКЗ ВВЭР-1000 С УЧЕТОМ ПОВРЕЖДЕННОСТИ ОБОЛОЧЕК ТВЭЛОВ

open access: yesАвтоматизация технологических и бизнес-процессов, 2016
Методика расчета повреждения оболочек твэлов ВВЕР- 1000 основана на энергетическом варианте теории ползучести, который является экспериментально подтвержденным.
В. М. Стефаник
doaj   +1 more source

Analyzing the influence of an increase in the thermal power of energy generating unit at the nuclear power plant on the behavior of beyond the design basis accident [PDF]

open access: yes, 2018
Учитывая потенциальную возможность для энергоблоков АЭС Украины увеличения тепловой мощности реакторной установки до 104 % от проектного значения, которая реализована в ряде стран, с одной стороны и уроки, извлеченные из аварии на АЭС Фукусима-1 с другой,
Никуленков, Анатолий Геннадьевич   +2 more
core   +1 more source

Оценка накопления изотопов плутония в ОЯТ при переходе на микротопливо в реакторе ВВЭР [PDF]

open access: yes, 2015
The Selective Laser Melting (SLM) Rapid Manufacturing (RM) of the high-energy ball milled Ti-Si3N4 composite powder with the mol ratio of 9:1 was performed in the present work.
Масенко, Светлана Амыровна
core   +2 more sources

Justification of the transition to erbium fuel in VVER-1000 type reactors based on a comparative analysis of reactivity coefficients for gadolinium and erbium burnable absorbers

open access: yesГлобальная ядерная безопасность
The paper presents the neutron-physical justification of replacement of the burn-up gadolinium absorber placed in a small number of fuel elements by erbium placed in all fuel elements of the fuel assembly.
A. R. Muzafarov, V. I. Savander
doaj   +1 more source

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