Kostal, RCT Power take the lead in storage system efficiency ranking

Researchers from Berlin’s College for Technology and Economics have determined a ‘system performance index’ for 16 residential storage systems. The index ranks systems according to economic efficiency. The compilers of the index say many manufacturers lack transparency regarding system performance.

Limejump secures solar PPA from NextEnergy Solar Fund

The UK energy technology company said the new contract will provide 120 MW of solar generation through its Limejump Virtual Power Platform. The energy bought from NextEnergy Solar Fund will then be traded on the national grid.

Leclanché plans for debt restructure helped by Swiss Takeover Board

Agreement to wave requirement for chief shareholder FEFAM to conduct a full takeover paves way for shareholders to vote through a debt-for-equity swap that will reduce the historic battery maker’s debts by a reported 65% next Tuesday.

Argentina’s largest PV plant to be expanded by 200 MW

At the weekend’s G20 summit, a framework agreement for the project expansion was signed by project initiator Jemse SE and Chinese partners Power China and Shanghai Electric. The plant expansion will include the deployment of storage capacity. The project is one of two PV plants, totaling 400 MW, selected in round one of the RenovAr program for large-scale solar and renewable energies.

Kenya prepares the ground for utility-scale PV projects

French developer Voltalia has secured an $18.1 million loan for its 50 MW Kopere solar project. The plant will sell power to utility KPLC under a 20-year PPA. The country’s Rural Electrification Authority is also tendering 1.1 MW of solar plants associated with minigrids in off-grid regions.

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Floating PV finds a virtual battery in hydropower

Accumulated water at hydropower facilities can work as a virtual charge during the daytime while direct solar power is being used, according to a study. Reservoir-based hydropower plants will offer the best such option, as they are highly controllable and offer abundant water levels.

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The weekend read: Limits to lithium

Lithium-ion prices are jolting upwards, it’s time to take a second generation storage solution seriously. Craig Irwin of ROTH Capital Partners says his company has been a long-term skeptic on both the lithium-ion battery cost curves shared by major OEMs and price forecasts presented by industry consultants.

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Kokam installs 40 MWh storage in South Korea

The storage system company, in which Solaredge recently acquired a majority share, has said it will commission two large storage systems in South Korea before the end of the year. The market looks somewhat promising according to recent government initiatives, like the ‘Renewable Energy 3020’ plan and a 3 GW solar park on reclaimed land.

UK: Ofgem proposal means ‘the most profligate energy users will be rewarded’, says STA

Power market regulator favors a flat rate fee for electricity consumers to fund the cost of making the U.K. grid fit for the energy transition. Solar lobbyists say that will unfairly penalize households and businesses who have invested in on-site generation.

Minigrid development a win-win scenario for Nigeria, says Rocky Mountain Institute

A new report from U.S. based Rocky Mountain Institute outlines the potential for minigrid deployment to provide electricity to underserved communities around the world, to the benefit of utility companies, minigrid developers and communities. The report takes examples from Nigeria to illustrate this potential, but states that many of its findings could be applied to communities with limited or no access to electricity around the world.

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