ADDITION/CORRECTION pubs.acs.org/IECR
Laminar Flow in Helical Coils: A Parametric Study [Industrial & Engineering Chemistry Research 2011, 50, 1150–1157. DOI: 10.1021/ie101752z]. Ritu Gupta, R. K. Wanchoo, and T. R. M. Jafar Ali
The equation published on page 1152, near the top of the lefthand column, ( ) π2 ðDc =dt Þ NGn ¼ NRe δ ¼ NRe 2 ½πðDc =dt Þ2 þ p=dt is incorrect. The above equation should be replaced by the equation given below: " # π p=dt NGn ¼ NRe τ ¼ NRe 2 ½πðDc =dt Þ2 þ p=dt
DOI: 10.1021/ie200382u Published on Web 03/10/2011
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dx.doi.org/10.1021/ie200382u | Ind. Eng. Chem. Res. 2011, 50, 4216–4216
