Tag Archives: Photovoltaics

20% Efficiency Becoming the New Normal for PV

Not so long ago, SunPower’s high efficiency PV modules were an industry novelty and considered a specialty premium item.  With greater than 20% efficiency they allowed relatively large capacity in a compact footprint.  However as the price of PV modules … Continue reading

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Renewable Energy Databook from NREL

Better late than never, NREL put out a renewable energy databook that covers RE through the end of 2013.  It is full of charts and graphs that do a nice job of illustrating RE progress in the US and the … Continue reading

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Lazard’s LCOE Report is Out for 2014

Lazard’s Levelized Cost of Energy report looks at energy costs both with and without subsidies.  Wind and solar continue to improve their position compared to other sources. This report is very helpful in teasing apart fact from hype regarding subsidies … Continue reading

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Tesla is the Most Important Car Company – Morgan Stanley

Photo Credit Hans-Johnson CC Tesla is the Most Important Car Company – Morgan Stanley. Tesla mainstreaming EVs, from the world class design to safety to disruptive cost reduction of Li-ion batteries, Tesla is leading revolutionary change in the auto industry … Continue reading

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What Percentage of the Worlds Land Area Would Be Required to Run Everything With Solar?

0.3% of the earths surface is what is required to harvest the energy needed for all of humanity’s electrical and auto transportation needs.  That is for 10 billion living with the same energy intensity as in the US.  In the … Continue reading

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Installed Renewables Capacity

UPDATED APRIL 22, 2015 The report from which this graphic was obtained is Here . UPDATE:  2015 Cumulative Wind Installations Wind capacity has risen by nearly 100 fold in the last 20 years.  If we see 1 / 10th of … Continue reading

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China Looking at 4GW Solar Installation

INDIA SOLAR RESOURCE Map showing excellent solar resource in India See article on INDIA ADDING 4 GW here.     For comparison, the US Southwest has fabulous solar resources as well.  Better than India.  Only in remote areas of the … Continue reading

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60 Minutes Gets it All Wrong on Clean Energy

I ran across this blog post.  Pretty disappointing reporting by 60 minutes.  

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Renewables Are Competing in Texas

http://www.forbes.com/sites/edfenergyexchange/2013/01/28/new-ercot-report-shows-that-texas-wind-and-solar-are-highly-competitive-with-natural-gas/

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A Great Graphic That Illustrates the Disruptive Nature of Solar Energy

The graph came from this blog More graphs here.  I like these but proceed with caution, they really don’t address intermittency.  So there is much work to be done.  This series of posts covers much of what needs to go … Continue reading

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