Results 21 to 30 of about 867,433 (284)

Research on the Thermal Stratification Phenomenon at the Secondary Side of a Steam Generator in an Isolated Loop

open access: yesEnergies, 2022
In normal operation, there is no significant thermal stratification phenomenon in the tube bundle area of the steam generator of the nuclear power plant.
Xinxin Liu   +3 more
doaj   +1 more source

Filmwise condensation on a horizontal tube in the presence of forced convection and non-condensing gas [PDF]

open access: yes, 1982
PhDAccurate and repeatable heat-transfer data have been obtained for filmwise condensation from pure vapours (steam and Refrigerant 113) and vapour-gas (steam-air, steam-hydrogen, Refrigerant 1 13-air and Refrigerant 113- hydrogen) mixtures flowing
Lee, Wah Cheng
core   +2 more sources

Steam generator tube denting simulation testing. [PWR] [PDF]

open access: yes, 1978
Tube denting has been reported in steam generators in a number of commercial nuclear power plants in recent years. In order to aid in understanding of the mechanism leading to tube denting in the steam generators, a Bettis laboratory test program was ...
Battaglia, P. J., Singley, W. J.
core   +1 more source

Research on Key Technology of Thermal Hydraulic Experiment of Pressurized Water Reactor Steam Generator

open access: yesYuanzineng kexue jishu, 2022
Both the new PWR steam generator and thermal hydraulic analysis software need to carry out experiment to verify the performance before engineering application. Onedimensional and threedimensional thermal hydraulic software of steam generator were used
LIAO Bo;WANG Yong;WANG Xianyuan
doaj  

Numerical Simulation of Impurity Deposition and Blockage in Tube Support Plate of Steam Generator

open access: yesYuanzineng kexue jishu, 2022
In the process of long-term operation of steam generators, although the secondary side of the water quality is strictly controlled, in the complex thermal hydraulic conditions, impurities will also accumulate in the steam generator.
MU Defang;WANG Mingjun;TIAN Wenxi;QIU Suizheng;SU Guanghui
doaj  

Automated Diagnosis and Classification of Steam Generator Tube Defects [PDF]

open access: yes, 2004
A major cause of failure in nuclear steam generators is tube degradation. Tube defects are divided into seven categories, one of which is intergranular attack/stress corrosion cracking (IGA/SCC). Defects of this type usually begin on the outer surface of
Garcia, Gabe V.
core   +1 more source

Development of Three-dimensional Thermal-hydraulic Analysis Code HeTAF for Helical Coil Steam Generator

open access: yesYuanzineng kexue jishu, 2022
Helical coil steam generator has the advantages of compact structure, high heat transfer efficiency, strong resistance to thermal expansion stress, and has been widely applied in energy and power engineering, chemical industry and other fields.
LIU Kai;WANG Mingjun;ZHANG Jing;TIAN Wenxi;QIU Suizheng;SU Guanghui
doaj  

Flow and heat transfer characteristics of helical coiled tubes in steam generator of liquid metal reactor

open access: yesReli fadian
For helical coiled tube steam generator for liquid metal reactor, the working medium at the first side is liquid metal and that at the second side is water, and its thermal and hydraulic characteristics are significantly different from those of ...
XIE Haiyan   +3 more
doaj   +1 more source

Numerical Study of Natural Circulation Flow in Reactor Coolant System during a Severe Accident

open access: yesScience and Technology of Nuclear Installations, 2022
The rupturing of steam generator tubes leads to serious accidents in nuclear power plants. It causes radioactive materials to leak into the secondary system and release outside the reactor containment region.
Dae Kyung Choi   +5 more
doaj   +1 more source

Lewis Acid Site Engineering in MOF‐Derived Aluminum Oxide/Carbon Composites for Dechlorination of Waste Plastic Pyrolysis Oil

open access: yesAdvanced Functional Materials, EarlyView.
Controlled carbonization of an Al‐MOF partially decomposes its linkers, exposing coordinatively unsaturated Al centers within an oxide/carbon composite. The resulting Lewis acid sites, rather than surface area, govern organochlorine capture: the composite removes chemically diverse organochlorines from waste plastic pyrolysis oil, outperforms a ...
Seong Cheon Kim   +6 more
wiley   +1 more source

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