In order to produce power with the low temperature range, a working fluid with low boiling point is used. Download the seminar report for ocean thermal energy. Ppt ocean energy powerpoint presentation free to download. Otec systems use the ocean s natural thermal gradientthe fact that the ocean s layers of water have different temperaturesto drive a powerproducing cycle.
Unlike wind or solar energy, ocean thermal energy is available throughout the day, thus eliminating the need to store energy. Ocean thermal energy conversion or simply otec is the process of using the ocean itself as a solar collector. Apr 15, 2020 welcome to the okinawa prefecture deep sea water ocean thermal energy conversion otec demonstration facility. Ocean thermalenergy conversion article about ocean thermal. The conversion of energy arising from the temperature difference between warm surface water of oceans and cold deepocean current into electrical energy or. Ocean thermal energy conversion systems slideshare.
Apr 11, 2015 otec or ocean thermal energy conversion, is a renewable energy technology that converts solar radiation to electric power by use of the world oceans. This technology is still highly theoretical, and utilizes the slight temperature gradient between the warm surface of the ocean and the cooler water deeper down. The otec facility and deep seawater research center are open to free public tours by. A new rankine power cycle utilising a combination of ocean thermal energy and geothermal waste energy is proposed and thus called a geotec geo ocean thermal energy conversion power cycleplant.
Ocean thermal energy conversion authorstream presentation. Ocean thermal energy conversion research papers academia. Wind and other renewable energy sources physics 3 renewable energy comes in many forms. The governor of hawaii, david ige, flipped the switch to activate the plant. This is the first true closedcycle ocean thermal energy conversion otec. Estimates suggest that ocean thermal energy could contain more than twice the worlds electricity demand. Ocean thermal energy conversion otec, form of energy conversion that makes use of the temperature differential between the warm surface waters of the oceans, heated by solar radiation, and the deeper cold waters to generate power in a conventional heat engine. The energy source of otec is abundantly available, free and will be so for as long as the sun shines and ocean currents exist. Ocean thermal energy, ask latest information, ocean thermal energy abstract,ocean thermal energy report,ocean thermal energy presentation pdf,doc,ppt,ocean thermal energy technology discussion,ocean thermal energy paper presentation details,ocean thermal energy, ppt, pdf, report, presentation, source code, abstract, seminar, project idea, seminar topics, project, project topics,latest. Makai ocean engineerings ocean thermal energy conversion otec power plant is the worlds biggest operational facility of its kind, with an annual power generation capacity of 100kw, which is sufficient to power 120 homes in hawaii. This is surprising since otec seems to be especially wellsuited for remote. Ocean thermal energy conversion otec animated and explained with 3d program. This makes it necessary for us to give it a closer look.
Otec, or ocean thermal energy conversion, is an energy technology that converts solar radiation to electric power. Otec news reports on ocean thermal energy conversion, seawater air conditioning and related technologies. Ppt ocean power powerpoint presentation free to download. Hanson, florida atlantic university, global otec resource assessment, presentation to the committee on september 27, 2011. A new rankine power cycle utilising a combination of ocean thermal energy and geothermal waste energy is proposed and thus called a geotec geoocean thermal energy conversion power cycleplant. Otec is a renewable energy technology that converts solar radiation. Ocean thermalenergy conversionotec utilizes the worlds largestsolar radiation collector theocean. Ppt ocean thermal energy conversion otec powerpoint. It discusses the key factors of otec systems, as well as coproducts, plus the possible mitigation of global warming with the absorption of atmospheric carbon dioxide. Here youll find a collection of information on this historic project, as well as information on otec technology, news, and posts from facility staff. Otec plants pump large quantities of deep cold seawater and surface seawater to run a. We have provided wave energy seminar and ppt with pdf report. Ocean thermal energy ppt and seminar free download. An ocean thermal energy conversion otec is a system of converting thermal energy in electricity by using the temperature difference between warm water at the surface of the ocean and cold water.
Otec,ocean thermal energy conversion is an energy technology that converts solar radiations to electrical power ocean thermal energy conversion. Otec plants pump large quantities of deep cold seawater and surface seawater to run a power cycle and produce electricity. Otec,ocean thermal energy conversion is an energy otech,ocean thermal energy technology that converts solar that converts conversion is an energy technology radiations to electricalto electric power. Find out information about ocean thermal energy conversion. It is all about using the differences in warm and cold temperatures of oceans to produce useful products like electric power for coastal or island communities. Ocean thermal energy, ask latest information, ocean thermal energy abstract, ocean thermal energy report, ocean thermal energy presentation pdf,doc, ppt, ocean thermal energy technology discussion, ocean thermal energy paper presentation details, ocean thermal energy, ppt, pdf, report, presentation, source code, abstract, seminar, project idea, seminar topics, project, project topics,latest. The ocean thermal energy can be harnessed by means of a thermodynamic cycle, which uses the temperature gradient between the cold deep waters and the warm surface waters. Otec an attractive energy solution renewable energy a catalyst for economic growth wind, solar, geothermal, biomass, hydropower no single technology provides an ideal solution otec advantages baseload power 24 hoursday, 365 days a year high operating capacity reliable and consistent. Wave energy conversion and ocean thermal energy conversion potential in developing member countries. First introduced in 1881, otec has been described as an effective and renewable energy source. Actual ocean thermal energy conversion efficiency at any location is likely to be around 3 %.
New idb report on ocean energy potential in barbados the interamerican development bank idb has published a report on the potential of ocean energy in barbados. Aug 01, 2017 up to 88,000 twhyr of power could be generated from otec without affecting the oceans thermal structure. Join us in exploring this exciting path into the future. Renewable, reliable power renewable and reliable alternative energy is a critical need as the worlds oil supplies are depleted. A free powerpoint ppt presentation displayed as a flash slide show on id. Otec or ocean thermal energy conversion, is a renewable energy technology that converts solar radiation to electric power by use of the world oceans. The use o slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Ocean thermal energy conversion karen anne finney university of guelph, guelph, ontario, n1g 2w1, canada ocean thermal energy conversion otec is a process that employs the natural temperature difference between the surface and the depths of the ocean. Cost effective otec ocean thermal energy conversion. An ocean thermal energy conversion power plant built by makai ocean engineering went operational in hawaii in august 2015. Ocean thermal energy conversion renewable energy caribbean. Ocean thermal energy conversion otec uses the ocean thermal gradient between cooler.
Wind energy hydroelectric geothermal biomass ocean thermal wind energy uses. What is otec ocean thermal energy conversion otec is a marine renewable energy technology that harnesses the solar energy absorbed by the oceans to generate electric power. Ocean thermal energy conversion technology britannica. View ocean thermal energy conversion research papers on academia. A signircant fraction of solar radiation incident on the ocean is retained by seawater in tropical.
The conversion of energy arising from the temperature difference between warm surface water of oceans and cold deep ocean current into electrical energy or. Ocean thermal energy conversion otec is a way of getting useful energy from the worlds oceans. Ppt ocean thermal energy powerpoint presentation free to download id. Wave energy conversion and ocean thermal energy conversion. Ocean thermal energy conversion otec technology uses a turbine generator to create renewable energy from the temperature difference between cold, deep seawater circulating in the ocean and surface seawater warmed by the sun. The sun shines on the oceans of the world and in the hot parts near the water at the seas surface can be quite warm, sometimes as high as 30c. Problem ocean thermal energy conversion problem 11. This is the first true closedcycle ocean thermal energy conversion otec plant to be connected to a u. Otec,ocean thermal energy conversion is an energy technology that converts solar radiation to electric power. Although otec consumes what is essentially a free resource, poor thermodynamic performance will reduce the quantity of electricity available for sale and, hence. Cbse class 10 science sources of energy we will understand how the temperature difference between the water levels of the ocean can be used to generate electricity.
Ocean thermal energy conversion simple english wikipedia. Pdf the ocean thermal energy conversion strategies and. It is estimated that, the amount of solar energy absorbed annually by the oceans is equivalent to 4000. The suns heat warms the surface water a lot more than the deep ocean water, which creates the oceans naturally available temperature gradient, or thermal energy. Ocean thermal energy conversion otec types renewable energy. Mar 10, 2015 here we are giving you ocean thermal energy seminar and ppt with pdf report. Implementation otec utilizes the temperature difference that exists between deep and shallow waters within 20 of the equator in the tropics to run a heat engine as the oceans are continually heated by the sun and cover nearly 70% of the earths surface, this temperature difference contains a vast amount of solar. Ppt wind and other renewable energy sources powerpoint. Find out information about ocean thermalenergy conversion. Ocean thermal energy energy is available from the ocean by tapping ocean currents using the ocean as a heat engine tidal energy wave energy energy from ocean currents ocean currents flow at a steady velocity place turbines in these currents like the gulf stream that operate just like wind turbines water is more than 800 times denser than air, so for the same surface area, water moving 12. All you need to do is just click on the download link and get it. Ocean thermal energy conversion otec powerpoint ppt presentation.
A number of island states in the caribbean and pacific have ocean thermal energy conversion otec resources within 10 kilometres of their shores, though projects remain few and far between. This text presents the scientific principles and developmental potential of ocean energy resources. Power point presentation on ocean thermal energy conversion. Bigger the temperature difference, the higher will be the efficiency. Ocean thermal energy corporation ote builds and operates clean hydrothermal energy plants worldwide using the proven technologies of ocean thermal energy conversion otec and seawaterlake water air conditioning swac. Makais ocean thermal energy conversion otec power plant. Ocean water enters the tubes of the exchanger at 300k, and its. Here we are giving you ocean thermal energy seminar and ppt with pdf report. Otec an attractive energy solution renewable energy a catalyst for economic growth wind, solar, geothermal, biomass, hydropower no single technology provides an ideal solution otec advantages baseload power 24 hoursday, 365 days a year high operating capacity. Ocean thermal energy conversion linkedin slideshare. Otec,ocean thermal energy conversion is an energy technology. Ppt ocean thermal energy powerpoint presentation free to.
Ocean thermal energy conversion otec types renewable. Process and technology status ocean thermal energy conversion. Ppt what is ocean thermal energy conversion powerpoint. Otec or ocean thermal energy conversion, is a renewable energy. Jan 29, 2018 cbse class 10 science sources of energy we will understand how the temperature difference between the water levels of the ocean can be used to generate electricity. Aug 21, 2015 ocean thermal energy conversion otec is a process that can produce electricity by using the temperature difference between deep cold ocean water and warm tropical surface waters. A basic 4minute introduction from offshore infrastructure associates, inc, with good animations, based on puerto rico as an example location. Otec systems use the oceans natural thermal gradientthe fact that the oceans layers of water have different temperaturesto drive a powerproducing cycle. Ocean thermal energy conversion otec generates electricity indirectly from solar energy by harnessing the temperature difference between the sunwarmed surface of tropical oceans and the colder deep waters. Presentation on ocean thermal energy conversion by keshav kumar. References and sources 0 ocean thermal energy conversion wikipedia, the free.
Up to 88,000 twhyr of power could be generated from otec without affecting the oceans thermal structure. Waves are generated by the wind as it blows across the sea surface. Welcome to the okinawa prefecture deep sea water ocean thermal energy conversion otec demonstration facility. The designations employed and the presentation of materials herein do not imply the. Oct 26, 2017 ocean thermal energy conversion ocean thermal energy conversion otec is an electricity generation system in equatorial areas the temperature between the warm surface water and the deep cold ocean water differs by about 20c. The ocean contains enoughenergy power all of the worlds otec is a way to generateelectrical needs. Ocean thermal energy conversion makai ocean engineering. Oct 12, 2015 ocean thermal energy conversion otec animated and explained with 3d program. A longer, 14minute introduction that includes details of lockheeds otec plant in hawaii and how it was tested. The power cycle is to generate 2 mwe at an efficiency of 3. Many oceans are very deep and the water at depths of 1,000 meters can be around 5 c. Wave energy seminar pdf report and ppt study mafia. When otec is implemented in 5 % of the earth surface area which is 7% of the ocean covered area,less than 15 % of the tropical ocean area, the 3% conversion efficiency will be sufficient to provide energy at 0.
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