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Contents contributed and discussions participated by Sergio Ferreira

Sergio Ferreira

The Ripple Effect: Solar Ivy - biomimetic PV technology - 0 views

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    "biomimetic technology"
Sergio Ferreira

Pancake motors will compete with standard designs - 0 views

  • will compete on price with conventional DC and universal motors
  • claimed to be the only type of motor with no torque ripple
Sergio Ferreira

GM to build electric motors for next-gen hybrid | Green Tech - CNET News - 0 views

  • build electric motors for a hybrid vehicle platform due in three years
  • To the extent that a (gasoline) engine is core, these motors will be core
  • GM opened its own battery pack manufacturing plant last year because it considers that technology, too, to be core to its strategy.
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  • There is concern over the supply over rare-earth elements, such as neodymium, which are often sourced in China and sometimes used for permanent magnets in electrical motors.
Sergio Ferreira

Physicist develops battery using new source of energy - 0 views

  • have been able to prove the existence of a "spin battery," a battery that is "charged" by applying a large magnetic field to nano-magnets
  • In the future, the new battery could be developed to power cars
  • The new technology converts the magnetic energy directly into electrical energy, without a chemical reaction. The electrical current made in this process is called a spin polarized current and finds use in a new technology called "spintronics."
Sergio Ferreira

Commission pushes ICT use for Energy Efficiency - 0 views

  • These technologies are expected to reduce total carbon emissions in Europe by up to 15% by 2020. ICT can not only improve monitoring and management of energy use in factories, offices and in public spaces but above all help make people more aware of how they use energy.
  • The ICT sector itself is responsible for 2% of carbon emissions in Europe: 1.75% resulting from the use of ICT products and services, and 0.25% from their production
  • Results from trials in a number of Member States show that using smart meters can lower energy consumption by up to 10%
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  • It will also call on the ICT sector to lead the way by setting itself concrete targets to become more energy efficien
  • The Commission also announced a new public consultation to establish a common base for commitments to and claims of improved energy efficiency.
  • Voluntary ICT Sector commitments to targets and deadlines for CO2 and Greenhouse Gas emissions (GHG), and energy efficiency/consumption
Sergio Ferreira

Mitsubishi Motors and PSA Peugeot Citroen cooperation on electric vehicles - 0 views

  • both companies have signed a Memorandum of Understanding regarding collaboration on electric vehicles based on a vehicle currently under development by MMC in Japan
  • With an extensive knowledge of electric vehicles, PSA Peugeot Citroen is the largest global manufacturer of electric vehicles to date, with more than 10,000 units sold
Sergio Ferreira

France and Italy sign deal on nuclear cooperation - News - 0 views

  • "We have to wake up from this sleep ... and begin the construction of Italian nuclear power plants,"
  • The two companies plan to build together at least four nuclear plants in Italy, with the first scheduled to enter service by 2020.
Sergio Ferreira

For Wind, Is Bigger Better? « Earth2Tech - 0 views

  • look at the economics of building a 10-MW turbine.
  • company said it can get a bigger power punch but still keep the size and weight under control by using its high temperature superconductor wire, which it claims is lighter and more efficient than the copper wire traditionally used in wind turbines.
Sergio Ferreira

The energy efficiency of cars - 0 views

  • That future is electric vehicles powered by high ERoEI renewable electricity.
  • ERoEI for wind ~ 20, efficiency factor = 0.95 Grid transmission losses = 0.9 Battery efficiency = 0.97 Motor efficiency = 0.92
Sergio Ferreira

2.2 million Australian homes to get free insulation - 0 views

  • Insulation may not be as sexy as solar panels or wind turbines, but it’s an important tool in reducing our dependence on fossil fuels.
  • The Australian Government is stepping up its commitment to the environment by installing ceiling insulation in 2.2 million homes— for free. The Government will also increase the rebates for solar water heating from AUD$1000 to AUD$1600.
Sergio Ferreira

Saving Gas: Pneumatic Hybrid Engine Is Much Cheaper Than Electric Hybrids And Almost As... - 0 views

  • Although the fuel saving achieved by the pneumatic hybrid is not as large as that of an electric hybrid, it still amounts to 80 percent of the latter. In return, the price-performance ratio is distinctly better.
  • The new engine concept has aroused the interest of several major motor companies and automitive suppliers, who have obtained information on-site. Some of the ideas of the new concept have already been patented
Sergio Ferreira

European Nuclear Energy Forum mtg in Prague - 0 views

  • European Nuclear Energy Forum benefits from an increasing interest from the EU Member States' governments, many Members of the European Parliament representing different political groups, the Economic and Social Committee, and main actors from the nuclear industry, power utilities, energy intensive consumers, finance sector and civil society.
Sergio Ferreira

Berlusconi returning to nuclear energy - 0 views

  • A return to nuclear power can no longer be avoided…only nuclear power plants allow for the large scale production of energy, in a safe way and at competitive costs while respecting the environment
Sergio Ferreira

The Gyroscopic Electric Uno Bike - 0 views

  • The gyro tells the ECU how much to accelerate and that in turn delivers the proper amount of current to the electric motors, one for each wheel.
Sergio Ferreira

Investors face risks in race for carbon credits - 0 views

  • nvestors will pump an estimated $4.5bn into the market for carbon credits this year, but the risk profile of the sector is growing fast, experts have warned
  • The price gets pushed up. Yet some of these projects have no project development team and no consultants
Sergio Ferreira

A Ship That Floats On Bubbles | Got2BeGreen - 0 views

  • The bubbles travel along the hull, reducing friction and thus, increase gas mileage. Since ships are one of the largest consumers of diesel fuel in the world, so this idea is meant to get some attention along with some other ideas like boats attaching a giant wind turbine or adding parachute-like sails on the ship to increase efficiency.
Sergio Ferreira

Sharp to invest $729 million in new solar cell plant | Industries | Technology, Media &... - 0 views

  • world's largest solar cell plant by March 2010, along with a 380 billion yen liquid crystal display (LCD) panel plant, but it did not disclose the size of capital investments for the solar cell factory.
Sergio Ferreira

Slicing Up Silicon for Cheaper Solar - 0 views

  • It has recently started shipping its first panels to select customers. This spring the company will begin production of solar panels at a factory built to produce 25 megawatts of solar panels per year.
  • This approach saves money because the total costs of the molded plastic, other extra materials, and added manufacturing steps still are lower than the cost of the additional silicon used in conventional solar panels. Solaria also reduces costs by using manufacturing equipment already developed for the semiconductor industry, thus avoiding expensive customized equipment.
Sergio Ferreira

Abu Dhabi's solar venture - 0 views

  • . Masdar, the oil-rich emirate’s $15 billion renewable energy venture, and Spanish technology company Sener on Wednesday announced a joint venture called Torresol Energy to build large-scale solar power plants in Australia, Europe, the Middle East, North Africa and the United States.
  • The irony is too rich to leave unsaid: A leading oil producer invests billions in carbon-free energy while a leading consumer of fossil fuels - the United States - continues to subsidize Big Oil while while offering only tepid support for green technology
  • Torresol plans to build solar power plants using a technology it calls a Central Tower Receiver system. It’s similar to technology used by competitors like BrightSource in that fields of mirrors called heliostats focus the sun’s rays on tower that contains a receiver. In this case the receiver is filled with salt which when heated vaporizes water to create steam that drives an electricity-generating turbine. The company says it intends to have 500 megawatts of solar electricity online by 2012.
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