Results 31 to 40 of about 471,607 (356)

J-integral evaluation methods for cylinders with multiple circumferential cracks subjected to bending moments

open access: yesMechanical Engineering Journal, 2018
This paper describes the J-integral evaluation methods for the case of multiple circumferential cracks in a cylinder subjected to bending moments. J-integral is one of the parameters of fracture mechanics used in the fracture assessment of materials that
Hideo MACHIDA   +3 more
doaj   +1 more source

Nuclear Power Plant

open access: yes, 2021
Fusion power plants will generate power by exploiting nuclear fusion. The most encouraging fusion reaction is the DT reaction since it has the most elevated cross-sections at least energies (Figure 1.) The first generation of fusion power plants will use deuterium and tritium as fusion fuels.
Salauddin Shikalgar   +2 more
openaire   +1 more source

Comprehensive Comparison of Hybrid Cooling of Thermal Power Generation with Airside Serial and Parallel Heat Exchange

open access: yesEnergies, 2022
Natural draft hybrid cooling (NDHC) for thermal power generating units is proposed to achieve a balance of energy and water consumption for arid areas.
Qian Huang   +4 more
doaj   +1 more source

Adaptive undervoltage protection scheme for safety bus in nuclear power plants

open access: yesNuclear Engineering and Technology, 2022
In the event of a short-circuit accident on a 4.16 kV non-safety bus, the voltage is temporarily lowered as backflow occurs on the safety bus. In such cases, the undervoltage relay of the safety bus shall not pick up the undervoltage so as not to ...
Choong-koo Chang
doaj   +1 more source

Preventing cascading failure of electric power protection systems in nuclear power plant

open access: yesNuclear Engineering and Technology, 2021
Cascading failure is the main cause of large blackouts in electrical power systems; this paper analyzes a cascading failure in Hanbit nuclear power plant unit two (2) caused by a circuit breaker (CB) operation failure.
Moustafa Abdelrahman Mohamed Mohamed Moustafa   +1 more
doaj   +1 more source

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

Review of the Requirements for Load Following of Small Modular Reactors

open access: yesEnergies, 2022
CO2 net neutralization by 2050 is a global target. Renewable energy and nuclear power generation are emerging as major power sources for CO2 net neutralization.
Choong-koo Chang, Harold Chisano Oyando
doaj   +1 more source

Photosynthesis under far‐red light—evolutionary adaptations and bioengineering of light‐harvesting complexes

open access: yesFEBS Letters, EarlyView.
Phototrophs evolved light‐harvesting systems adapted for efficient photon capture in habitats enriched in far‐red radiation. A subset of eukaryotic pigment‐binding proteins can absorb far‐red photons via low‐energy chlorophyll states known as red forms.
Antonello Amelii   +8 more
wiley   +1 more source

Calculations of the nuclide composition of spent nuclear fuel RBMK-1000 for verification computer module SCALE-6 [PDF]

open access: yesЯдерна фізика та енергетика, 2013
The article presents the calculation of the nuclide composition of spent nuclear fuel RBMK using modules TRITON/T6-DEPL and ORIGEN-ARP of modular code system SCALE-6 and comparison with the experimental nuclide composition. In the analysis of the results
V. V. Soloviov, E. O. Lebedev
doaj  

Protection Coordination Index Assessment Using Fuzzy Logic Controller

open access: yesEnergies, 2022
This paper proposes the assessment method of the protection coordination index (PCI) for overcurrent protection relay and upstream relay. The protection coordination index is an indicator of how properly the equipment is protected by protective relay ...
Choong-Koo Chang   +1 more
doaj   +1 more source

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