Results 1 to 10 of about 61 (55)

Research on the impact effect of AP1000 shield building subjected to large commercial aircraft

open access: yesNuclear Engineering and Technology, 2021
This study addresses the numerical simulation of the shield building of an AP1000 nuclear power plant (NPP) subjected to a large commercial aircraft impact. First, a simplified finite element model (F.E.
Dayang Wang
exaly   +3 more sources

Investigation on damage development of AP1000 nuclear power plant in strong ground motions with numerical simulation

open access: yesNuclear Engineering and Technology, 2019
Seismic safety is considered to be one of the key design objectives of AP1000 nuclear power plant (NPP) in strong earthquakes. Dynamic behavior, damage development and aggravation effect are studied in this study for the three main components of AP1000 ...
Dayang Wang, Chengqing Wu
exaly   +3 more sources

Sensitivity Evaluation of AP1000 Nuclear Power Plant Best Estimation Model

open access: yesScience and Technology of Nuclear Installations, 2017
The best estimation process of AP1000 Nuclear Power Plant (NPP) requires proper selections of parameters and models so as to obtain the most accurate results compared with the actual design parameters.
Hao Shi, Qi Cai, Yuqing Chen
doaj   +2 more sources

Simulation and Analysis of Small Break LOCA for AP1000 Using RELAP5-MV and Its Comparison with NOTRUMP Code

open access: yesScience and Technology of Nuclear Installations, 2017
Many reactor safety simulation codes for nuclear power plants (NPPs) have been developed. However, it is very important to evaluate these codes by testing different accident scenarios in actual plant conditions.
Eltayeb Yousif   +3 more
doaj   +2 more sources

Research on rapid source term estimation in nuclear accident emergency decision for pressurized water reactor based on Bayesian network

open access: yesNuclear Engineering and Technology, 2021
Nuclear emergency preparedness and response is an essential part to ensure the safety of nuclear power plant (NPP). Key support technologies of nuclear emergency decision-making usually consist of accident diagnosis, source term estimation, accident ...
Guohua Wu   +4 more
doaj   +1 more source

Analysis of containment pressure control strategy in HPR1000 NPP under severe accidents

open access: yesInternational Journal of Advanced Nuclear Reactor Design and Technology, 2023
Containment is the last barrier of preventing the release of radioactive fission products in a nuclear power plant (NPP). It has the top priority of its strategy in a severe accident (SA) to ensure the integrity of containment.
Pingting Jiang   +6 more
doaj   +1 more source

Thermal and hydraulic calculation of a Delta 125 steam generator for a power unit with an AP1000 reactor

open access: yesTrudy Odesskogo Politehničeskogo Universiteta
AP1000 power units have great advantages over VVER-1000 power units which are popular in Ukraine. They are equipped with passive safety systems that significantly reduce the risks of man-made accidents, even under conditions of extreme external ...
Марк Петрович Галацан   +1 more
doaj   +5 more sources

Performance Analysis of AP1000 Passive Systems during Direct Vessel Injection (DVI) Line Break

open access: yesAtom Indonesia, 2016
Generation II Nuclear Power Plants (NPPs) have a design weakness as shown by the Fukushima accident. Therefore, Generation III+ NPPs are developed with focus on improvements of fuel technology and thermal efficiency, standardized design, and the use of ...
A.S. Ekariansyah, S. Widodo
doaj   +1 more source

Assessment of the size of the Khmelnytskyi NPP observation zone taking into account power units No. 5 and 6 with the AP1000 reactor [PDF]

open access: yesЯдерна фізика та енергетика
An assessment of the size of the observation zone (OZ) of the Khmelnytskyi NPP was carried out, taking into account the potential impact of power units No. 3 and 4 with the VVER-1000 reactor and No.
М. М. Тalerko   +5 more
doaj   +1 more source

Investigations on seismic performance of nuclear power plants equipped with an optimal BIS-TMDI considering FSI effects

open access: yesNuclear Engineering and Technology
This paper introduces a base isolation system-tuned mass damper inerter (BIS-TMDI) hybrid system to the AP1000 nuclear power plant (NPP), which reduces seismic damage potential of the NPP structure. The effects of fluid-structure interaction (FSI) caused
Shuaijun Zhang   +7 more
doaj   +1 more source

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