Results 1 to 10 of about 19,051 (244)

Computational and experimental justification for increasing the performance of the regenerative heat exchanger in the steam generator blowdown system of the AES-2006 project (RU V-392M) [PDF]

open access: yesNuclear Energy and Technology, 2022
The article discusses the design and operation modes of the regenerative heat exchanger (RHE) in the steam generator (SG) blowdown and drainage system (LCQ) at Novovoronezh NPP-II 1 and 2 (Project AES-2006). The results of mathematical modeling of
Sergey V. Yaurov   +4 more
doaj   +3 more sources

Ecological and economic aspects of creating a global environmental management system [PDF]

open access: yesE3S Web of Conferences, 2021
The authors argue that a market monetary approach to environmental management is not effective. In this regard, the article proposes theoretical background and practical recommendations for creating a global ecology management system based on the ...
Matveev Val. V.   +2 more
doaj   +1 more source

Experience of using loose parts monitoring systems at Novovoronezh NPP [PDF]

open access: yesNuclear Energy and Technology, 2022
In VVER reactor plants, it is impossible to completely exclude the appearance of loose, loosely fixed and foreign objects in the main circulation circuit.
Alexey V. Voronov, Mikhail T. Slepov
doaj   +3 more sources

Ensuring radiation safety during temporary storage of solidified radioactive waste in light hangar-type facilities [PDF]

open access: yesNuclear Energy and Technology, 2021
Expensive permanent storage facilities with massive engineered structures are used traditionally to ensure safe temporary storage of solidified radioactive waste at the NPP sites.
Sergey V. Rosnovsky, Vladimir P. Povarov
doaj   +3 more sources

Advancing Small Modular Reactor Technology Assessment in the Czech Republic, Egypt, and Poland

open access: yesScience and Technology of Nuclear Installations, 2023
This paper introduces the utilization of the International Atomic Energy Agency’s toolkit for reactor technology assessment (RTA) application to deploy small modular reactors (SMRs) in the Czech Republic, Egypt, and Poland.
Waad Saleh   +3 more
doaj   +1 more source

Calculation of the high-level waste maximum activity of the Chornobyl NPP operating origin during storage in KTZV-0.2 containers [PDF]

open access: yesЯдерна фізика та енергетика, 2022
This paper decrypts the conceptual design of the cask’s control radiation system of high-level waste (HLW). This system is intended for the solid radioactive waste processing plant at Chornobyl NPP and is capable of forming a passport for a batch of HLW,
V. V. Derengovskyi   +3 more
doaj   +1 more source

Machine Learning-Based Approach for Hydrogen Economic Evaluation of Small Modular Reactors

open access: yesScience and Technology of Nuclear Installations, 2022
In this study, we evaluate hydrogen production costs using small modular reactors (SMRs). Furthermore, we employ a machine learning-based approach to predict important parameters that affect the hydrogen production cost.
Juyoul Kim   +2 more
doaj   +1 more source

NPP: Protecting the environment [PDF]

open access: yesE3S Web of Conferences, 2021
Nuclear energy is a good option for the environment, but the potential for NPP to harm the environment is still evident. Safety is used by NPP to protect its environment. Low environmental risk was demonstrated, but the last two accidents resulted in disaster. Environmental protection parties need to participate in reducing environmental hazards of NPP
Santosa Haryono   +2 more
openaire   +2 more sources

Nucleoporins NPP-1, NPP-3, NPP-4, NPP-11 and NPP-13 are required for proper spindle orientation in C. elegans

open access: yesDevelopmental Biology, 2006
Nucleoporins are components of the nuclear pore, which is required for nucleo-cytoplasmic transport. We report a role for a subclass of nucleoporins in orienting the mitotic spindle in C. elegans embryos. RNAi-mediated depletion of any of five putative nucleoporins npp-1, npp-3, npp-4, npp-11, and npp-13 leads to indistinguishable spindle orientation ...
Schetter, Aaron   +4 more
openaire   +2 more sources

WAYS OF OPERATIVE MEASUREMENT OF METALS MELT TEMPERATURE FOR NEEDS OF MACHINEBUILDING ENTERPRISES

open access: yesЛитьë и металлургия, 2012
The different variants of temperature measurements of the ferrous and non-ferrous metals, advantages and disadvantages of methods are considered.
D. Yu. Kropachev   +2 more
doaj   +1 more source

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