ラシヒリング塔における液側物質移動係数

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書誌事項

タイトル別名
  • Liquid-side Mass-transfer Coefficient for a Tower Packed with Raschig Rings

説明

1) Absorption of pure CO2 in water was investigated using a 6-cm-dia. tower, packed with 6mm, 8mm and 10mm Raschig rings. The results are shown in Figs. 2, 3, and 4 and by Eqs. (2), (3) and (4).<BR>2) Based on the theory of penetration, the correlations of kL were studied in the form of kL[T]1/2/ DL1/2 to (L/atμ), (ρρ2g/at3μμ2) and (Dtat), where T=exposure time.<BR>3) The data of Sherwood-Holloway, Vivian-Whitney, Deed-Schutz-Drew, Hikita and the authors were reasonably correlated as shown in Fig. 9. The center line in Fig. 9 is expressed by Eqs. (12) and (13).<BR>4) Eq. (14) derived from Eq. (13) shows that kL is in proportion to (LDp/μ)1/2. By estimating the power of (Ga) roughly at 1/3, Eq. (12) has been simplified into Eq. (15), its modification Eq. (15') representing modified Sherwood number.

収録刊行物

  • 化学工学

    化学工学 22 (4), 194-199, 1958

    公益社団法人 化学工学会

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