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RESEARCH PAPER

Ultrahigh CHF Prediction for Subcooled Flow Boiling Based on Homogenous Nucleation Mechanism

[+] Author and Article Information
Wei Liu

Department of Energy Systems, Japan Atomic Energy Research Institute, Tokai, Ibaraki

, 319-1195, Japan Tel: 81-29-2826428

e-mail: liuwei@hflwing.tokai.jaeri.go.jp

Hideki Nariai

Japan Nuclear Energy Safety Organization, Tokyo, 105-0001, Japane-mail: nariai-hideki@jnes.go.jp

J. Heat Transfer 127(2), 149-158 (Mar 15, 2005) (10 pages) doi:10.1115/1.1844536 History: Received November 24, 2003; Revised November 02, 2004; Online March 15, 2005
Copyright © 2005 by ASME
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References

Figures

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Flow patterns for subcooled flow boiling. (a) The conventional flow pattern. (b) The homogeneous nucleation governed flow pattern.
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Relationship between homogeneous nucleation heat flux and pressure
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Categorization to the data shown in Table 2. (a) View to the whole data. (b) Magnification view for the P<10 MPa data.
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Verification to the proposed CHF model for the homogeneous nucleation condition. (a) Calculated CHF versus exp. CHF for the data shown in Table 3. (b) Predicted data percentage versus error band.
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Comparison of prediction with experimental data (effect of mass flux on CHF). (a) Compared with Ornatskii data 15. (b) Compared with Mudawar data 20.
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Comparison of prediction with experimental data (effect of pressure on CHF). (a) Compared with Ornatskii data 1415. (b) Compared with Mudawar data 20.
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Comparison of prediction with experimental data (Ornatskii data 15, Celata data 18). (Effect of inlet subcooling on CHF.)
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Comparison of prediction with experimental data (Ornatskii data 15). (Effect of inner diameter on CHF.)
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Comparison of prediction with experimental data. (Effect of L/D on CHF.) (a) Compared with Vandervort data 19. (b) Compared with Mudawar data 20.

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