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Vortex Bladeless Turbine Wind Generator

Vortex Bladeless Turbine Wind Generator

How the Vortex Bladeless Turbine Works

The Vortex Bladeless Turbine is a pole-shaped structure that functions without rotating blades, but instead of rotating blades, it works off vibrations generated in the structure by vortices created when the wind passes around it. When the frequency of the vortices matches the resonance frequency of the structure, into which an alternator is integrated, the vibration energy can be transformed into electricity. In simpler terms, as the wind flows past the turbine, it creates a series of spinning whirlwinds, or vortices, that cause the rod-shaped turbine to vibrate. This vibration then converts the mechanical energy into electrical energy that can be used as a source of power.

One of the main differences between bladeless or motionless turbines and traditional wind turbines is that they can generate power at low wind speeds, which is significant because wind speeds in urban areas are typically lower than in rural areas. Traditional turbines require higher wind speeds, making them less effective in built-up areas.

Advantages of the Vortex Bladeless Turbine

One of the significant benefits of the Vortex Bladeless Turbine is that it’s more cost-effective than traditional turbines. It has fewer moving parts, which results in reduced manufacturing and maintenance costs. Also, it doesn’t require any oil or lubricants, making it a more environmentally friendly option.

The design of the Vortex Bladeless Turbine is more eco-friendly than traditional turbines because its pole-shaped structure does not pose any harm to birds and other animals that can come into contact with rotating blades. Furthermore, the device’s sleek design takes up less space than traditional wind turbines, making it adaptable to a wide range of environments.

Another benefit of the Vortex Bladeless Turbine is its flexibility. Its small size makes it the perfect choice for urban areas, where space is limited. They can be placed on the roofs of buildings or integrated into street furniture, providing an unobtrusive source of renewable energy. It can also be used to power individual homes or small communities that are off-grid, where running costs are a concern.

Applications of the Vortex Bladeless Turbine

One application of the Vortex Turbine is in urban environments. As mentioned earlier, these turbines can generate electricity at low wind speeds, making them a viable option for powering cities and towns. By placing them in strategic locations, they can capture the wind currents that flow through narrow streets, parks, and plazas.

Another application of the Vortex Bladeless Turbine is its potential to replace traditional turbines in remote locations. Traditional turbines are often used to provide power in areas where a connection to the electrical grid is not possible. However, their high manufacturing and maintenance costs make them less feasible in such instances. The Vortex Bladeless Turbine, being cost-effective and low maintenance, provides an alternative that can meet the power needs of those living in isolated areas.

The Vortex Bladeless Turbine is a revolutionary wind power generator that has the potential to transform the way we generate renewable energy. Its low manufacturing and maintenance costs, eco-friendly design, and flexibility make it an attractive option for powering urban areas and remote places alike. While there are some limitations, such as the amount of power generated compared to traditional turbines, and the need for further development to increase efficiency, the Vortex Bladeless Turbine is a step in the right direction towards a cleaner, more sustainable future. The device’s minimal environmental impact also makes it an excellent choice for environmentally conscious consumers and energy companies alike.

With renewable energy becoming more important in the fight against climate change, the development of innovative technologies like the Vortex Bladeless Turbine is crucial. As we continue to explore cleaner, more sustainable sources of energy, devices like these will become increasingly critical. And while there are still challenges to overcome and further research to be done, the potential benefits of the Vortex Bladeless Turbine make it a promising addition to our renewable energy toolkit.

Overall, the Vortex Bladeless Turbine is a fascinating innovation that could play a significant role in the future of wind power generation. Its eco-friendly design, low cost, and flexibility make it an exciting alternative to traditional wind turbines. It’s clear that as we move towards a more sustainable future, technologies like this will continue to be developed, offering us new and exciting ways to generate renewable energy and help protect our planet.

 

 


 

 

Source Happy Eco News 

 

Huge floating wind farms are being planned off the coast of Australia

Huge floating wind farms are being planned off the coast of Australia

Key Points

  • At this moment in time, Australia has no offshore wind farms.
  • Floating offshore wind turbines are different to bottom-fixed offshore wind turbines that are rooted to the seabed. One advantage of floating turbines is that they can be installed in deeper waters compared to bottom-fixed ones.
  • The Global Wind Energy Council estimates that over 235 GW of offshore wind capacity will be installed across the next decade.

 

Plans for three major offshore wind developments in Australia have been announced, with two of them set to incorporate floating wind technology.

In a statement Wednesday, Madrid-headquartered BlueFloat Energy said it was looking to develop the projects with advisory firm Energy Estate, which has a presence in the Australian cities of Sydney, Canberra and Adelaide.

The proposed facilities are the 1.4 gigawatt Hunter Coast Offshore Wind Project, which would be in waters off Newcastle, New South Wales; the Wollongong Offshore Wind Project, set to have a capacity of 1.6 GW and be spread across two sites off Wollongong, New South Wales; and the 1.3 GW Greater Gippsland Offshore Wind Project, planned for waters off Victoria’s Gippsland region.

According to BlueFloat Energy, the Hunter Coast and Wollongong projects will utilize floating wind technology. The Greater Gippsland wind farm will be a bottom-fixed development.

“Offshore wind energy is booming globally and now it is Australia’s time,” Carlos Martin, BlueFloat Energy’s CEO, said in a statement.

“We are excited by the prospect of introducing the two types of offshore wind technology … into Australia, as this will enable us to harness some of the best offshore wind resources globally.”

 

It comes after a report from the Global Wind Energy Council revealed that 6.1 GW of offshore wind capacity was installed in 2020, a small decrease compared to 6.24 GW in 2019.

The GWEC’s report, published earlier this year, forecasts that over 235 GW of offshore wind capacity is set to be installed across the next decade, however, with overall capacity hitting 270 GW by the year 2030.

Australia currently has no offshore wind farms. Toward the end of November its parliament endorsed laws which authorities said would “support the development of Australia’s offshore energy industry and deliver new jobs and investment in offshore windfarms and transmission projects.”

In a statement at the time, Angus Taylor, Australia’s minister for industry, energy and emissions reduction, said the legislation would “accelerate a number of key projects already under development.”

These include Star of the South, another offshore wind farm that’s been proposed for waters off the coast of Gippsland. Those behind the project say if Star of the South is “developed to its full potential” the facility will power roughly 1.2 million homes in the state of Victoria.

 

Over the past few years, a number of firms have become involved with floating offshore wind projects.

Back in 2017 Norway’s Equinor opened Hywind Scotland, a 30 megawatt facility it calls “the first full-scale floating offshore wind farm.”

Then in September 2021, another Norwegian company, Statkraft, said that a long-term purchasing agreement related to a floating offshore wind farm dubbed “the world’s largest” had started.

Elsewhere, RWE Renewables and Kansai Electric Power announced in August that they had signed an agreement that will see them look into the “feasibility of a large-scale floating offshore wind project” in waters off Japan’s coast.

Floating offshore wind turbines are different to bottom-fixed offshore wind turbines that are rooted to the seabed. One advantage of floating turbines is that they can be installed in deeper waters compared to bottom-fixed ones.

RWE has described floating turbines as being “deployed on top of floating structures that are secured to the seabed with mooring lines and anchors.”

 


 

Source CNBC

Denmark to build ‘first energy island’ in North Sea

Denmark to build ‘first energy island’ in North Sea

A project to build a giant island providing enough energy for three million households has been given the green light by Denmark’s politicians.

The world’s first energy island will be as big as 18 football pitches (120,000sq m), but there are hopes to make it three times that size.

It will serve as a hub for 200 giant offshore wind turbines.

It is the biggest construction project in Danish history, costing an estimated 210bn kroner (£24bn; €28bn: $34bn).

Situated 80km (50 miles) out to sea, the artificial island would be at least half-owned by the state but partly by the private sector.

It will not just supply electricity for Danes but for other, neighbouring countries’ electricity grids too. Although those countries have not yet been detailed, Prof Jacob Ostergaard of the Technical University of Denmark told the BBC that the UK could benefit, as well as Germany or the Netherlands. Green hydrogen would also be provided for use in shipping, aviation, industry and heavy transport.

Under Denmark’s Climate Act, the country has committed to an ambitious 70% reduction in 1990 greenhouse gas emissions by 2030, and to becoming CO2 neutral by 2050. Last December it announced it was ending all new oil and gas exploration in the North Sea.

Energy Minister Dan Jorgensen said the country was simply “changing the map”.

“This is gigantic,” Prof Ostergaard told the BBC. “It’s the next big step for the Danish wind turbine industry. We were leading on land, then we took the step offshore and now we are taking the step with energy islands, so it’ll keep the Danish industry in a pioneering position.”

 

The plan is for the island to grow from an initial 120,000 sq m in size to 460,000 sq m Source: DANISH ENERGY AGENCY

 

Green group Dansk Energi said that while the “dream was on the way to becoming a reality” it doubted the North Sea island would be up and running by the planned 2033 start date.

But Danish politicians across the spectrum have given their backing to the plan. Former energy minister Rasmus Helveg Petersen of the Social Liberal party said energy islands had begun “as a radical vision” but there was now a broad agreement to turn it into a reality.

A smaller energy island is already being planned off Bornholm in the Baltic Sea, to the east of mainland Denmark. Agreements have already been signed for electricity to be provided from there to Germany, Belgium and the Netherlands.

Last November the European Union announced plans for a 25-fold increase in offshore wind capacity by 2050, with a five-fold increase by 2030. Renewable energy provides around a third of the bloc’s current electricity needs:

  • According to the EU, offshore wind supplies a current level of 12 gigawatts
  • Denmark supplies 1.7 gigawatts
  • The new island would supply an initial 3 gigawatts, rising to 10 over time
  • The smaller Bornholm energy island would provide 2 gigawatts

While there is some secrecy over where the new island will be built, it is known that it will be 80km into the North Sea. Danish TV said that a Danish Energy Agency study last year had marked two areas west of the Jutland coast and that both had a relatively shallow sea depth of 26-27m.

 

 

Find out more about Denmark’s wind power:

 

 


 

Source BBC