A new generation of renewable systems

Will CSP and Ocean Energy become the next booming technologies?

Mention renewable energy and the first examples most people think of are hydroelectric power, wind power, photovoltaic panels, and various types of biomass. These are indeed the renewable technologies that have been implemented on the largest scale in recent years. But with the ever increasing quest for renewable energy that can help mitigate climate change and reduce oil dependency, a new generation of renewable technologies could very well experience a market boom in the upcoming years.

These include Wave Power and Concentrated Solar Power (CSP). As is often the case, their technological concept is not new, but up to now the market conditions had not been right for large scale deployment. Those market conditions have now become favourable for Wave Power in Ireland and Portugal and for CSP in Spain. Other countries are expected to follow soon.

Ambitious targets for wave power

In Ireland, Eamon Ryan, the Minister for Communication, Energy, and Natural Resources has set the target of 500 MW of Wave Energy installed by 2020. Portugal has set a similar target of 550 MW by 2020. Both countries hope to ignite the wave power market by setting an attractive feed-in tariff — €0.22/kWh in Ireland and €0.23/kWh in Portugal.

Nevertheless, both of those targets seem very ambitious, given that the first large scale commercial wave power plant has yet to go into operation. The construction of the 2.25 MW wave power plant in Povoa de Varzim, Portugal, experienced significant delays, although the final part of the project is currently in the commissioning phase.

Hopefully, the government support being provided in both countries will allow the technology to overcome the bulk of its teething problems. If that happens, wave power could very well start conquering the world at fast pace.

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The next generation of PV plants

Growing from 10 MW to more than 100 MW

Worldwide, various photovoltaic (PV) solar plants of between five and fifteen megawatts have come online recently, or will soon be commissioned.

In the meantime, a new generation of PV plants capable of producing up to ten times more electricity are in the planning stage around the world.

  • The Chinese company Zhonghao New Energy Investment plans a 100 MW plant in Dunhuang City (China), to be commissioned in 2011
  • The Spanish company Acciona wants to build a 62 MW plant in Moura, Portugal, by 2010
  • SunEdison (Baltimore, USA) and SkyPower (Toronto, Canada) are planning a 50 MW plant in the Canadian province of Ontario by the end of 2009

Firm plans also exist for an 80 MW plant in Brandis, Germany, for a 100 MW plant in the Negev Desert, Israel, for a 116 MW plant in Beja, Portugal, and for a 300 MW plant in New Mexico, USA.Read full article

The world's largest offshore wave power plant

Due for commissioning in Póvoa de Varzim, Portugal

The world's largest wave powered electricity generation plant is almost ready to go into operation on the coast of Póvoa de Varzim in northern Portugal. It uses the same Pelamis system from Pelamis Wave Power (formerly Ocean Power Delivery Ltd) that was successfully tested at the European Marine Energy Centre in Orkney. It consists of three 750 kW units, for a total of 2.25 MW. Two units have already been installed at the site.

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Appliances in Portugal (1936)

In 1936, Portugal had 22,683 radio's, 22,062 electric irons, about 5,000 electric fans, 2,250 electric heaters, 1,820 vacuum cleaners, 970 refrigerators and 109 washing machines.

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PV support programmes show results

Statistics on installed Photovoltaic (PV) Power

The website on PV Systems of the International Energy Agency (IEA) shows several interesting statistics comparing figures between countries worldwide. Countries that have national development programmes, such as Germany with the 100.000 Roofs Programme, and Japan with the Residential PV System Dissimination Programme, stand out.

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The contest is open

Via Treehugger, we learn about the world's current largest solar power plant (10 MW) in Pocking, Germany, inaugurated April 27 and costing 40 million euro. It takes over from PV array formerly known as the biggest in the world (6,7 MWp) in Mühlhausen, Germany.

In a world where small is considered as beautiful, a contest seems to be open on who is building the world's largest power station:

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Ecological Debt Day Calendar

Via theWatt, we learn about the ecological debt day calendar from the New Economics Foundation.

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