Results 31 to 40 of about 823,974 (286)

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  

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

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  

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  

Forced-convection condensation heat-transfer on horizontal integral-fin tubes including effects of liquid retention [PDF]

open access: yes, 2011
PhDAccurate and repeatable heat-transfer data are reported for forced-convection filmwise condensation of steam and ethylene glycol flowing vertically downward over two single, horizontal instrumented integral-fin tubes and one plain tube. Vapour-side,
FITZGERALD, Claire Louise
core   +4 more sources

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

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

An Imaging‐Guided, Patient‐Specific Guiding Aid (RWNGuide) for Safe and Reproducible Inner Ear Drug Delivery

open access: yesAdvanced Materials Technologies, EarlyView.
A patient‐specific, imaging‐guided aid enables precise and reproducible drug delivery to the inner ear. By guiding therapeutic agents directly to the round window niche, this approach reduces variability in drug localization, improves delivery safety, and addresses a critical bottleneck in inner ear therapy, offering a scalable strategy for precision ...
Yanjing Luo   +4 more
wiley   +1 more source

Small modular reactors (SMRs): Comparison of saturated versus superheated steam Rankine cycle under equal thermodynamic constraints

open access: yesNuclear Engineering and Technology
With part-load operation is increasingly becoming important issue for small modular reactors (SMRs), two secondary Rankine cycles for a 500 MWth pressurized-water-reactor small modular reactor were compared under identical thermodynamic constraints: a ...
Gyudong Kim   +3 more
doaj   +1 more source

Procedure of Active Residual Heat Removal after Emergency Shutdown of High-Temperature-Gas-Cooled Reactor

open access: yesScience and Technology of Nuclear Installations, 2014
After emergency shutdown of high-temperature-gas-cooled reactor, the residual heat of the reactor core should be removed. As the natural circulation process spends too long period of time to be utilized, an active residual heat removal procedure is ...
Xingtuan Yang   +3 more
doaj   +1 more source

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