Archive for July, 2021:

2021-07-31 Bipartisan Reports

The fossil fuel industry trying to get congress to reinstate the XL pipeline?? And other political meddling. https://www.eenews.net/articles/bipartisan-deal-would-make-biden-attack-his-own-agenda/

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2021-07-31 New Tesla Model Produced In Shanghai?

Rumor said that Tesla’s new low priced – $25,000 – “model 2” or whatever it will be called will be produced on GF Shanghai. It will be based on the model 3. To reduce the cost of the battery pack, which is the most expensive part of the car, the cells will have to be

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2021-07-30 Battery Puts Out AC – “AC Battery” Sort Of

The actual cells are DC but the BMS acts as an inverter. They’re finalists for getting a design award. https://www.pv-magazine.com/2021/07/19/german-start-up-offers-5-2-kwh-ac-battery-that-works-without-inverter/

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2021-07-30 CATL Makes Sodium-Ion Batteries

CATL has developed and produced sodium-ion batteries almost as good as LFP batteries. The 1st generation are 160 Wh/kg as compared to 200 for LFP. https://insideevs.com/news/523413/catl-unveils-sodium-ion-battery/amp/

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2021-07-29 Heathkit IP-18 Power Supply Re-Cap

Last week I saw an old Heathkit IP-18 power supply on eBay for $50 OBO, free shipping. I don’t really need another PS, but I’m a Heathkit builder and a big fan. So I offered $30, thinking the seller would not take it. But a few hours later the message came that the seller had

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2021-07-29 The Real Reason For Vaccines Is The Economy

From my YT comment The truth is that “saving peoples’ lives” is just secondary to the real reason why the government wants people to get vaccinated. The real reason is . . . It’s the economy. The government wants to end this pandemic and get people back to work. It wants to empty all the

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2021-07-29 Republicans Hate Educated People

I wrote:Actually they hate educated people, because the more people know, the less likely they are to vote for Republicans. Their whole premise is to treat people like mushrooms: keep them in the dark and feed them BS! <<They hate anything that makes sense, is positive, is good for the country, scientific, educational, …>> <<They

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2021-07-28 Concentrated Solar Power, Solar PV

Thread from FB << Michael Burns Concentrated Solar Power (CSP) is a totally different technology, which has a lot of operational advantages over PV, but still many disadvantages compared to other generation types. Functionally, CSP is simply thermal energy storage, so like a battery, when it’s “charged”, it can be included in the short term

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2021-07-28 CO2 Capture And Sequestration

Utilities should capture CO2 directly from power plants, while it’s still highly concentrated. The following is from: https://19january2017snapshot.epa.gov/climatechange/carbon-dioxide-capture-and-sequestration-overview_.html << As estimated in the U.S. Inventory of Greenhouse Gas Emissions and Sinks, more than 40% of CO2 emissions in the United States are from electric power generation. >> << According to the Greenhouse Gas Reporting Program,

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2021-07-28 New Johnson Campus Center Reopening

2021-07-27 — I went to Santa Ana College this afternoon to the Grand Reopening of the new Johnson Student Center. Beautiful 63,600 sq. ft. building, cost $60 million. I started working at SAC when they were building the original Johnson Center which then opened in 1981. So from ’81 to 2015(? A year or so

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