Showing posts with label capacity. Show all posts
Showing posts with label capacity. Show all posts

Wednesday, November 26, 2014

Grid Parity Low LCOE Driving 34 Global Renewables Capacity by 2030

CleanTechnica has an article on the growth factors for renewable energy -Grid Parity, Low LCOE Driving 34% Global Renewables Capacity by 2030.
When it comes to global electricity generation, coal is still king – but not for long.

Fast-changing economics mean renewables worldwide will represent 34% of all installed capacity by 2030, according to “World Energy Perspective: Cost of Energy Technologies,” a report from the World Energy Council (WEC) and Bloomberg New Energy Finance (BNEF).

The report finds many clean energy technologies are already cost competitive with fossil fuels and only getting cheaper, echoing another analysis that found US wind and solar costs fell 50% since 2008. As a result, fossil fuel’s slice of the world energy pie is projected to fall fast, from 67% in 2012 to 40%-45% in 2030.

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Friday, September 19, 2014

Large Capacity Lithium Ion Storage Units

After Gutenberg has a post on a Japanese energy storage / frequency control unit using Lithium Ion batteries - Large Capacity Lithium Ion Storage Units.
This blog reported before about energy storage that absorbs or delivers energy to the grid at intervals of five seconds. The frequency regulation system uses thousands of lithium-ion batteries.”

Now Green Car Congress reports on “Japan’s first cargo container-type large-capacity energy storage system using Li-ion batteries.” Mitsubishi Heavy Industries, Ltd. has developed a system capable of providing power of up to one megawatt (MW)
Its mobility makes the system suitable for a wide range of applications, including emergency use. The actual system has been installed at the Nagasaki Shipyard & Machinery Works of MHI in Nagasaki Prefecture, Japan, to begin verification testing for a power stabilization system application from early July towards the commercialization of the system.

The container-type “megawatt-class large-capacity energy storage system (ESS)” consists of a 40ft-long container unit, which houses more than 2,000 units of lithium-ion rechargeable batteries, and a 20ft-long container unit, in which two power conditioners are installed. Power conditioners are used for direct current (DC)/alternating current (AC) conversion and their input/output control. Each container unit can be moved by container trailers. The system has a capacity of 408 kWh and is designed to have a system efficiency of 90%.
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