Water Power Resource Investigations in New Zealand
The New Zealand wave resource is dominated by strong uniform swell incident on its western and southern coasts. Electricorp Production has funded the deployment of a wave rider buoy off...

Wave Power Development in Taiwan
The feasibility study of wave power development in Taiwan was performed in two phases. The first phase included the calculation and assessment of the available wave energy along the coasts...

Progress of Floating Type Wave Power Generator
A floating type wave power generator was improved. It is a Backward Bent Duct Buoy (BBDB) which has an air chamber duct which is bent backwards. It is capable of increasing the peak conversion...

Planning a Full Scale Wave Power Conversion Test 1988-1989
The paper describes the design of the wave power converter and the principal of working. The results from a tank test on a scale model are presented with the main emphasis on design loads...

Double-OWC Wave Power Extractor of a Taut Moored Floating Structure
A double oscillating water column is proposed as a means to improve the efficiency of wave power conversion over a wide range of wave periods in deep water. A mathematical model of the...

Use of Scrap Tires to Harness Wave Energy
A 2.5 meter diameter wave powered pump, fabricated from scrap tires was tested from May 24, 1988 to October 1988 in the Atlantic Ocean at the North Carolina Army Corp of Engineers Waterways...

Some Novel Concepts in Approach to Harnessing Tidal Power
The worldwide tidal energy potential remains undeveloped because of its low power density and high cost of constructing conventional hydroturbine power plants. The objective of this paper...

Review of Garolim Tidal Power Project
The feasibility study of Garolim tidal power project made in 1981 was reviewed in 1986 and updated in 1988. The review study generally confirmed the result of the 1981 study. The generator...

The Development of Tidal Resources in China: The Tidal Experimental Station of Jiangxia and Its No. 1 and No. 2 Bidirectional Tidal Water Turbine
This article outlines the development and use of tidal energy, specifically, the exploitable tidal energy and the situation of its use in China and introduces the first large bidirectional...

Tidal Power Plants - The Source of Ecologically Clean Energy
This paper outlines the development of tidal energy within the Soviet Union (U.S.S.R.). It describes several working and proposed tidal power plants developed in the U.S.S.R. with a discussion...

Hydrogen Generation from Sea Water by Means of a Metal Hydrolysis Process
Active metals such as magnesium reacted with steam can produce hydrogen. This reduction of water by magnesium or aluminum is a thermodynamically favorable process, however, formation of...

Estimation of Wave Power as an Energy Resource for Hawaii
One of the most important elements in determining the wave power available by means of a wave power extracting device is the amount of wave energy present at a given location during a...

Power Conditioning Options for Variable-Speed Ocean Energy Conversion Systems
As part of a recent wave energy feasibility study for the coast of North Carolina (SEASUN Power Systems, 1988), a survey was conducted of power conditioning and transmission technology....

Conceptual Design of an Open-Cycle OTEC Plant for the Production of Electricity and Fresh Water in a Pacific Island
A plant, based on the Open-Cycle Ocean Thermal Energy Conversion (OTEC) concept, was designed to supply electricity and fresh water to a Pacific Island community. In order to boost fresh...

Conceptual Design Analysis for Hybrid-Cycle OTEC Plants for Co-Production of Electric Power and Desalinated Water
Hybrid-cycle OTEC power plants are shown to be potentially the most flexible and cost effective in obtaining any specific mix of electrical power and desalinated water. This paper describes...

Pre-Experiments of OTEC Experimental Facility for Ocean-Based Mariculture-OTEC Pilot Plant Houyou
The ocean-based mariculture-OTEC pilot plant 'HOUYOU' was completed in March, 1989 and the at-sea test in Toyama Bay was carried out from July 18th until September...

OTEC's subsurface discharges of Deep Ocean Water: Modelling Their Effects on the Primary Production
The French project of a shore-based OTEC pilot plant (5 MW) at Tahiti gave the opportunity of simulating the ecological effects of a small, man-made upwelling in coastal-tropical oligotrophic...

A 250 KW Closed Cycle Land Based Ocean Thermal Energy Plant
The paper describes the design of a 250 KW land based closed cycle Ocean Thermal Energy Plant suitable for installing at Keahole Point in Hawaii. The work is being done for ALCAN International....

Overview: Steam-Water Phase Change in OTEC Systems
This paper presents an overview of the thermodynamics and the heat and mass transfer processes occurring in OTEC systems utilizing seawater as the working fluid....

Seawater Experimental Results of Direct-Contact Condensation for OC-OTEC Applications
Tests of a direct-contact condenser (DCC) for open-cycle ocean thermal energy conversion systems (OC-OTEC) have been conducted using seawater and exchanging up to 1.25 MWth...

 

 

 

 

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