Monthly Archives: September 2002

Japanese OTEC makers now online

OTECXenesys, the company which has engineered a significant part of the NIOT OTEC plant, has recently made their website available online.

Biofouling prevention causes heavy deposit problems

NIOT of India are apparently experiencing heavy deposit problems in the (cold?) water pipe based on the biofouling prevention they are using, NaOcl Sodium Hypocholorite.

Question to the reader: I have read about other biofouling methods suggested/used in previous OTEC projects, but I can’t remember what they are. Do you remember? If so tell us:

Indian ocean islands interested in OTEC

OTECAccording to an article from last year in the Indian publication Business Line, Dr. Harsh K. Gupta, The Secretary, Union Department of Ocean Development (DoD), said that Mauritius, Seychelles and Maldives have sought India’s expertise in the setting up of ocean thermal energy conversion (OTEC) plants.

These island nations would be perfect users of OTEC technology. The islands are sitting in the middle of a huge energy resource in shape of the ocean surrounding them.… Continue reading

OTEC based power for ocean nitrogen fertilisation

Engineering students from The University of Sydney have devised a scheme to produce reactive nitrogen for fertilization of the ocean from an OTEC plant. They claim that “Each floating structure could stimulate the growth of 370,000 tonnes of sardines a year, enough protein for three million people, at a cost of $US400 a tonne, or eight cents per person per day.” The University of Sydney News has a recent article about it and also one from January.

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