The fuel/coolant interaction (FCI) vapor explosion generates more heat than the loss. Low temperature molten materials jet and single droplet fuel/coolant interaction has been investigated by using an observable experimental apparatus. The experimental results showed that many factors affect the vapor explosion, such as the temperature conductivity coefficient of simulant molten materials; the triggering; the Taylor instability; penetrating manner; molt metal temperature and coolant temperature etc. For the molten metal jet vapor explosion, the higher temperature conductivity coefficient is, the easier the vapor explosion is, and the higher temperature the explosion needs. The Rayleigh-Taylor instability and the triggering promote the vapor explosion. When the molten tin alloy temperature is about 600°C to 700°C, the pressure reached maximum value. The increasing coolant temperature would decrease the pressure of the vapor explosion.
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16th International Conference on Nuclear Engineering
May 11–15, 2008
Orlando, Florida, USA
Conference Sponsors:
- Nuclear Engineering Division
ISBN:
0-7918-4817-5
PROCEEDINGS PAPER
Thermo-Hydraulics Characteristic Study of Vapor Explosion Available to Purchase
Tianshu Li,
Tianshu Li
Shanghai Jiaotong University, Shanghai, China
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Yanhua Yang,
Yanhua Yang
Shanghai Jiaotong University, Shanghai, China
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Minghao Yuan,
Minghao Yuan
Shanghai Jiaotong University, Shanghai, China
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Zhihua Hu
Zhihua Hu
Shanghai Jiaotong University, Shanghai, China
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Tianshu Li
Shanghai Jiaotong University, Shanghai, China
Yanhua Yang
Shanghai Jiaotong University, Shanghai, China
Minghao Yuan
Shanghai Jiaotong University, Shanghai, China
Zhihua Hu
Shanghai Jiaotong University, Shanghai, China
Paper No:
ICONE16-48007, pp. 527-535; 9 pages
Published Online:
June 24, 2009
Citation
Li, T, Yang, Y, Yuan, M, & Hu, Z. "Thermo-Hydraulics Characteristic Study of Vapor Explosion." Proceedings of the 16th International Conference on Nuclear Engineering. Volume 4: Structural Integrity; Next Generation Systems; Safety and Security; Low Level Waste Management and Decommissioning; Near Term Deployment: Plant Designs, Licensing, Construction, Workforce and Public Acceptance. Orlando, Florida, USA. May 11–15, 2008. pp. 527-535. ASME. https://doi.org/10.1115/ICONE16-48007
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