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Reply In his comments regarding the open-ocean artificial upwelling experiment described by White et al. (2010) , Kithil (2011 , hereafter PK ), the Chief Executive Officer (CEO) of Atmocean, Inc., states that 1) the Atmocean wave pumps utilized in the experiment may have failed prematurely as a result of the deployment procedure, 2) the authors ( White et al. 2010 ) have not aptly presented the efficiency of measured upwelling rates in these early prototypes, and 3) a new ““tubeless”” Atmocean pump design (yet to be rigorously tested to our knowledge) has overcome some of the challenges inherent to early prototypes ( PK ). Our experiment was the first of its kind in terms of pump dimensions and duration of deployment. Hence, no true deployment strategies had been previously developed by the manufacturer. Nevertheless, each of the three wave pumps deployed in the North Pacific operated properly for a brief period. This fact, coupled with the metal fatigue observed at the time of recovery ( Fig. 1 ), leads us to conclude that the deployment procedure was appropriate and that additional work is required to design and engineer wave pumps capable of withstanding the stresses experienced in the http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Journal of Atmospheric and Oceanic Technology American Meteorological Society

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Publisher
American Meteorological Society
Copyright
Copyright © 2010 American Meteorological Society
ISSN
1520-0426
DOI
10.1175/2010JTECHO796.1
Publisher site
See Article on Publisher Site

Abstract

In his comments regarding the open-ocean artificial upwelling experiment described by White et al. (2010) , Kithil (2011 , hereafter PK ), the Chief Executive Officer (CEO) of Atmocean, Inc., states that 1) the Atmocean wave pumps utilized in the experiment may have failed prematurely as a result of the deployment procedure, 2) the authors ( White et al. 2010 ) have not aptly presented the efficiency of measured upwelling rates in these early prototypes, and 3) a new ““tubeless”” Atmocean pump design (yet to be rigorously tested to our knowledge) has overcome some of the challenges inherent to early prototypes ( PK ). Our experiment was the first of its kind in terms of pump dimensions and duration of deployment. Hence, no true deployment strategies had been previously developed by the manufacturer. Nevertheless, each of the three wave pumps deployed in the North Pacific operated properly for a brief period. This fact, coupled with the metal fatigue observed at the time of recovery ( Fig. 1 ), leads us to conclude that the deployment procedure was appropriate and that additional work is required to design and engineer wave pumps capable of withstanding the stresses experienced in the

Journal

Journal of Atmospheric and Oceanic Technology – American Meteorological Society

Published: Apr 30, 2010

References

  • Comments on “An open ocean trial of controlled upwelling using wave pump technology.”
    Kithil
  • An open ocean trial of controlled upwelling using wave pump technology
    White