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jpak

(41,757 posts)
Sun Sep 15, 2019, 09:59 AM Sep 2019

Los Angeles Takes Step Toward Developing The Largest Solar Energy Plant In The U.S.

https://www.forbes.com/sites/rachelsandler/2019/09/10/los-angeles-approves-deal-to-develop-the-largest-solar-energy-plant-in-the-us/#4263d9795162

Topline: Los Angeles’s public utility struck a deal on Tuesday with developer 8Minute Renewables to build the largest solar and battery energy storage system in the U.S., which officials and environmental activists say will provide the city with cheaper and cleaner energy and move the city closer to having 100% renewable energy by 2045, as mandated by a state law.

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The sprawling Eland Solar and Storage Center will be able to capture solar energy during the day and store it so it can be distributed at night or on cloudy days.

The city estimates the facility will be able to power 283,330 homes across Los Angeles, or 7% of the city’s total electricity needs.

San Francisco-based 8Minute Renewables agreed to have the plant, which will be located in the Mojave desert in Kern County, California, up and running no later than December 31, 2023.

The city of Glendale will also receive 12.5% of the total solar and battery storage.

It is unclear how much the city is paying 8Minute Renewables for the project.

The solar power and energy storage is priced at 3.3 cents per kilowatt-hour, a record low for this type of contract, the Los Angeles Times reported.

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Los Angeles Takes Step Toward Developing The Largest Solar Energy Plant In The U.S. (Original Post) jpak Sep 2019 OP
This is our future. Wellstone ruled Sep 2019 #1
Some more detail than in the Forbes article, from the L.A. Times progree Sep 2019 #2
 

Wellstone ruled

(34,661 posts)
1. This is our future.
Sun Sep 15, 2019, 12:02 PM
Sep 2019

Watch how the Retugs backed by the Oil Mega Billionaires shift into Hyper Drive using the Court system to try and kill this off.

MIT's Labs have constructed and are in the finial trials of a 28 foot Container type of Storage Battery that can be shipped to any where in the world and be set up to provide power.

progree

(10,894 posts)
2. Some more detail than in the Forbes article, from the L.A. Times
Sun Sep 15, 2019, 01:03 PM
Sep 2019

The Forbes article doesn't have much more detail. It refers to this L.A. Times article:

https://www.latimes.com/environment/story/2019-09-10/ladwp-votes-on-eland-solar-contract

It doesn't specify the MW capacity or MWH expected from either the solar or the size of the battery, except this:

The 3.3 c/KWh includes the battery system, and that the battery capacity is 4 hours ((probably at max battery power output, or more than 4 hours at reduced power output as all these battery systems are capable of that flexiblity, e.g. 8 hours at half power output; or 4 hours at full output plus 4 hours at half output etc., or whatever clever ramp-up / ramp-down trapezoid best fits the need subject to it's max MW and MWH limits -Progree))

California frequently produces more solar energy than it can use during the middle of the day, then fires up gas plants in the evening to meet electricity demand after sundown.

The Eland project would meet 6% to 7% of L.A.'s annual electricity needs and would be capable of pumping clean energy into the grid for four hours each night. ((that's what's needed to handle the high late afternoon - early evening customer demand after solar output fades, so as not having to start up additional natural gas plants -Progree)).

Large amounts of energy storage will almost certainly be needed to help replace the coastal gas plants that (L.A. Mayor) Garcetti decided would be shut down. A few months after announcing that decision, the mayor unveiled his Green New Deal plan, which sets targets of 80% renewable energy and 3,000 megawatts of energy storage for Los Angeles by the mid-2030s.

For now, the DWP still operates a natural gas plant in Sun Valley, known as the Valley Generating Station. And the city plans to build a new gas-fired power plant in rural Utah, with construction scheduled to begin this year. The 840-megawatt facility gas-fired plant will help replace Los Angeles’s single largest power source, the Intermountain coal plant, which provides about one-fifth of the city’s electricity and is slated to shut down in 2025.

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