TransCanada subsid shut down NG pipeline in WY 15 min after leak found. Carries ~365mcf/d. Pipe only 7 months old.
PG&E awarded 3 new solar PV PPA's - 20MW, 18MW and 12MW projects in CA. Kept small so they can be added to existing transmission lines and keep permitting and enviro issues low. Start dates in early '13. 5-yr PG&E program to develop 500MW of new solar elgen from projects capped at 20MW. Half to be owned by PG&E.
Lawrence Berkeley: "strong indications that wind project costs/pricing entering steep decline phase, making wind steeply more competitive ... 3 cents/kwh within reach ... Grid integration costs to manage short-term variability <.5 cents/kwh . . . 20% wind elgen of US total fleet by '30 still a 'push'."
From a Louisville solar installer: possible for solar PV to supply all of KY's 69GW el demand by putting solar on just 1/5 of land already cleared by mountaintop removal for coal mining.
U of Cal: 20 manufacturing and 13 installation/maintenance jobs created per installed MW of solar. Permanent jobs (maintenance) - 2 at best. Also, E storage not needed until solar is 10% of total elgen.
Saturday, July 23, 2011
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