Fledgling Industry Oceana will harm development
of tidal energy «at a time when large institutional companies are beginning to invest in wave and tidal companies,» Verdant said.
When a basin is resonant, energy from the gravitational attraction of the moon aligns with the length of the ocean basin, causing an amplification
of tidal energy.
The Tidal Modelling Project will investigate the interaction between tidal energy extraction systems located at different positions around the UK, and how energy extraction at one site might affect the energy available and nature
of the tidal energy resources at other sites.
«Nova Scotia is becoming well known for being at the forefront
of tidal energy technology development,» said Nova Scotia Energy Minister Geoff MacLellan.
Despite the high predictability
of tidal energy's resource and timing, long construction times, high capital intensity and low load factors will most likely rule out significant cost reductions in tidal technologies in the near term.
I am working on the development
of a tidal energy system, that may be efficient enough for low current speeds.
Her latest work envisions a futuristic hotel that makes use
of tidal energy to produce its own electricity and would move with the tide in a way likened to surfing.
While part
of the tidal energy is dissipated on the coasts, another part turns into the circumpolar current and is ultimitely dissipated on the ocean floor, and that current could be reduced or eliminated if the Strait of Magellan froze deep, reducing the rate of deceleration and allowing the core to catch up a little (in its deceleration).
He added, «This development - the largest tidal array in the world - does just that and will be a milestone in the global development
of tidal energy.»
Practical use
of tidal energy is highly anticipated, because tidal currents are widely distributed worldwide, are largely unaffected by weather and climate, and are capable of producing a stable supply of electricity.
Due to the cyclical nature
of tidal energy, each tidal flow offers varying levels of power, with the highest amount occurring approximately every six hours.
Less than 2 weeks ago, thanks to Angela Smith who saw a public notice posted in the North island Gazette, we became aware of a proposal by SRM Projects of Nanaimo, B.C. to conduct an investigation
of the tidal energy potential of Blackney Pass at the entrance to Johnstone Strait.
``... the amount
of tidal energy being injected into [Enceladus today] falls short of the energy coming out of Enceladus» south pole by a factor of five.»
The crucial number in determining how fast that happens is the «quality factor», Q, which tells us the fraction
of the tidal energy that is dissipated in each cycle.
The Energy Department is drafting its first nationwide assessment
of the tidal energy resource.
«No one really has reliable knowledge
of tidal energy's global potential,» he said.
Not exact matches
The proposal by
Tidal Energy Australia for a compromised plan to provide power to the Kimberley appears to be a desperate last roll
of the dice.
In addition to Yussuff, Corbett, and McGowan, the task force includes five other members from the trade union movement, municipal councillor Rick Smith from Leduc, Alberta, former EcoTrust Canada president Brenda Kuecks, former SaskPower president John T. Wright, and sustainable development specialist Anna Redden, director
of the Acadia
Tidal Energy Institute.
five other members from the trade union movement, municipal councillor Rick Smith from Leduc, Alberta, former EcoTrust Canada president Brenda Kuecks, former SaskPower president John T. Wright, and sustainable development specialist Anna Redden, director
of the Acadia
Tidal Energy Institute.
Such exports hit a peak
of 874,260 barrels in total in July, before falling back to 346,921 in August... The re-exports have become a relief valve for both countries by reducing some congestion
of supplies within the U.S. «We've got so much rail capacity now and pipe capacity is really starting to come on line, especially heading down to the U.S. Gulf,» said Martin King, analyst at FirstEnergy Capital Corp. «One way or another, the market's figured out a way to get Canadian crude to a country other than the U.S.»
Tidal Energy Marketing Inc., a unit
of Enbridge Inc., is one company that has shipped Canadian crude from the Gulf Coast, sending a cargo to Spain in May.
Their frequent challenges to «the way things are» can feel overwhelming to the most patient
of parents, and their sometimes epic meltdowns when all
of that extreme
energy explodes out
of their small frames can act like a
tidal wave
of emotion that gets everyone swept up in the maelstrom.
Apart from the nuclear issue, the exploitation
of Scotland's fossil - fuel resources is a major industrial activity, and even more a source
of tax revenue, while there is outstanding potential for renewable
energy generation, especially wind, wave and
tidal.
A scheme that captures the natural
energy in the Severn - the second highest
tidal rise and fall in the world - could meet five to seven per cent
of UK electricity needs.
Answers received by Ms Swinson also show the # 2 million budget for monitoring the environmental impact
of wave and
tidal energy has gone unspent, as has four fifths
of the available budget for infrastructure support
REA's Philip Wolfe said: «The reality is that we are the laggards, despite having the continent's best resources
of wind, wave and
tidal energy.
The UK is currently a world leader in the field
of wave and
tidal energy development, with around 25 %
of the world's technology development taking place on our coastline.
The Scottish Executive is to give over # 1 million
of funding to a
tidal energy research centre in Orkney.
The Welsh Liberal Democrats have expressed fears for the future
of the planned Swansea Bay
Tidal Lagoon, after the project was not mentioned once in the
Energy Secretary's key speech today.
Industry also thinks that prospects for
tidal power are rosier under a new ministerial team at the Department for Business
of Energy and Industrial Strategy, and in the light
of government backing for Hinkley and a third runway at Heathrow.
This
tidal energy produces more than enough internal heat to create a global water ocean, possibly as thick in places as 50 kilometers, buried under an outer layer
of ice a few kilometers thick.
Tidal power has lagged behind other forms
of renewable
energy for almost 30 years.
Harness these powerhouses, and
tidal power would help smash all previous predictions
of how much
energy the oceans can provide.
James Hunt, chief
of environment and
energy services for Boston, says climate change will be a challenge throughout the city, half
of which is built on filled
tidal lands.
«We think the
energy source is a new mechanism
of tidal dissipation that had not been previously considered,» Kite said.
We would like to lay claim to the first quantum
tidal turbine — the description
of the Kepler
Energy turbine...
Several organizations are hard at work developing and testing
tidal - harnessing technology as a source
of green
energy
In addition, another question has come up: how has the conversion from the
tidal energy to the heat
energy in the soft layer affected the motion
of the Moon relative to the Earth, and also the cooling
of the Moon?
Whereas previous research also suggests that some part
of the
energy inside the Moon due to the
tidal deformation is changed to heat, the present research indicates that this type
of energy conversion does not uniformly occur in the entire Moon, but only intensively in the soft layer.
Grant acknowledges that
tidal - derived power has a long way to go before it can be used as a mainstream source
of energy.
Of course tidal barrages can have a big impact on the local environment, but they must be part of the solution if we are serious about moving to sustainable energ
Of course
tidal barrages can have a big impact on the local environment, but they must be part
of the solution if we are serious about moving to sustainable energ
of the solution if we are serious about moving to sustainable
energy.
Investing in technology that turns
tidal energy into clean power has paid off for the state
of Maine.
At the mouth
of the Bay
of Fundy, just off the coast
of Maine, a
tidal power system built and operated by the Ocean Renewable Power Company (ORPC) draws
energy from currents created as 100 billion tons
of water flow into and out
of the bay.
Tidal barrages use proven technology and can provide predictable power generation as well as a degree
of energy storage.
But
tidal power is garnering increasing attention as a niche supplier
of renewable alternative
energy in Washington, Maine and Alaska.
Instead
of wind,
tidal flows turn the turbine, converting the kinetic
energy of moving seawater into electrical
energy.
«There is a realization that a diversified suite
of renewable
energy resources will displace fossil fuel,» said Monty Worthington, who is directing a
tidal energy project in Alaska for the Maine - based Ocean Renewable Power Co. «To establish a place in the emerging marine renewable market, the time for [U.S.] investment is now.»
Indeed, last month the British government withdrew support for a $ 24 billion
tidal energy project across the Severn Estuary that could have generated five percent
of the United Kingdom's electricity.
Entries poured in for the # 10 million ($ 17 million) Saltire Prize, to be awarded by the government
of Scotland for wave or
tidal energy technology that can produce a continuous output
of 100 gigawatt - hours for two years.
We would like to lay claim to the first quantum
tidal turbine — the description
of the Kepler
Energy turbine in «Rising tide» (17 September, p 48) suggests that its blades «can rotate in both directions at once»!
And the Institution
of Engineers, Australia (IEAust) is considering a proposal from a federal MP for harnessing
tidal energy in the Kimberley region
of Western Australia.