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An improved version of the generalized correlation of critical heat flux for the forced convective boiling in uniformly heated vertical tubes

An improved version of the generalized correlation of critical heat flux for the forced convective boiling in uniformly heated vertical tubes,10.1016/

An improved version of the generalized correlation of critical heat flux for the forced convective boiling in uniformly heated vertical tubes   (Citations: 61)
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    • ...a Prediction of DO with Katto and Ohno [32] correlation, b prediction of DO with Groeneveld [31] method, c prediction of DO with Vijayarangan et al. [20] correlation, d prediction of DO with FNN method and e prediction of DO with HONN method 446 Heat Mass Transfer (2011) 47:439‐448...
    • ...Figure 4 draws the comparison between the look-up table method of Groeneveld [31], the generalized DO correlation of katto, Ohno [32] with HONN and FFN models...
    • ...We showed that the proposed method has higher predicted accuracy than the methods presented in [20, 31, 32]...

    Dariush Rostamifardet al. Empirical correlation study of dryout heat transfer at high pressure u...

    • ...The vapor quality at which the maximum bubble frequency occurs marks the transition from the Isolated Bubble regime to the Coalescing Bubble regime and was correlated by Revellin and Thome in terms of the Webber number, Reynolds number, and the Boiling number, as: The transition from the Coalescing Bubble regime to the Annular regime was given by: A new version of Katto and Ohno [32] critical heat flux (CHF) correlation was used to correlate the transition from Annular flow to Dryout, as proposed by Wojtan et al...

    Avram Bar-Cohenet al. Modeling and Prediction of Two-Phase Microgap Channel Heat Transfer Ch...

    • ...Bergles [6] has estimated that several hundred thousand data points have been obtained in such studies and over 200 correlations have been developed (e.g., Macbeth [7], Bowring [8], the Heat and Mass Transfer Section of the Scientific Council, USSR Academy of Sciences [9], Katto and Ohno [10], Groeneveld et al. [11], Hall and Mudawar [12])...

    Anand P. Rodayet al. A review of the critical heat flux condition in mini-and microchannels

    • ...A modified version of the well known Katto-Ohno correlation [8] was developed for their multichannel CHF data...

    RÉmi Revellinet al. Effect of Local Hot Spots on the Maximum Dissipation Rates During Flow...

    • ...This study discusses the four principal approaches available for the prediction of CHF and presents a new correlation, a modified version of the existing correlation by Katto and Ohno [14]...
    • ...Among a number of pure fluid correlations available in the literature, two well-established methods of predicting CHF, the dimensionless look-up table method of Groeneveld et al. [15], the generalized CHF correlation of Katto and Ohno [14], as well as Vijayarangan et al. [13] correlation for pure refrigerant, have been used for the prediction of present data...
    • ...It is clear from these figures that both Katto and Ohno [14] and Groeneveld et al. [15] prediction methods suffer from over prediction, which is severe especially at high reduced pressures...
    • ...Fig. 8. The overall comparison of present data with predictions from Katto and Ohno [14] in terms of relative deviation of reduced pressure...
    • ...Existing predictive methods for pure fluids, such as the look-up table method of Groeneveld et al. [15], the generalized CHF correlation of Katto and Ohno [14] and Vijayarangan et al. [13] correlation for pure refrigerants, have been used for the prediction of the experimental data...

    R. Sindhujaet al. Critical heat flux of R-407C in upflow boiling in a vertical pipe

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