Viewing profile — otter-rock
otter-rock
HN member- Joined
- Sat, Jun 04, 2022, 3:49 PM UTC
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- 88
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- 60 items
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About otter-rock
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Recent public activity
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Comment #32021146
By that logic, a country can't make long-term investments, and can't provide unprofitable services that have other benefits. My two questions challenged your circular reasoning.
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Comment #32020258
The framing comes from this reasoning: not enough resources yet to build 100% renewable generation + storage => still need nuclear or fossils for now But many people think this way…
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Comment #32019509
I'm saying there's no storage solution yet. Even combining all storage types, you'd still run out of materials (battery) or locations (hydro) before finishing. It's not speed vs sp…
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Comment #32018030
People often don't realize that intermittent renewables must be paired with backup generation or storage. But energy storage at the scale of a 100% renewable system is currently an…
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Comment #32017697
Thank you for pointing this out. I think most people assume that companies are just being greedy when they solder previously socketed parts, for example. I'm not saying it's never …
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Comment #32013594
You cover a lot of interesting topics. Some exposition: Reporting power is easy with the power triangle. It's a mathematically exact concept. Measuring power is a different story. …
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Comment #32013374
I don't have a down button, but I can see why someone used theirs. 1. Why would you verify local need, if the need is national? 2. Why would you verify inability to pay with abilit…
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Comment #32008816
There are actually three parts of the power triangle: real (W), reactive (VAR), and the hypotenuse apparent (VA) power. If voltage and current are exactly in-phase, VA=W and VAR=0.…
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Comment #32004296
> if the locals think it's important for them then they can pay for it That's what I thought you were saying, but that's not what I'm saying. There might never be enough local mone…
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Comment #32002817
Spreadsheet McSpreadsheetface
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Comment #32001235
This is the difference between a business and a service. The unprofitable lines could have continued as a government-backed service to promote economic development, for example.
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Comment #31994212
> enables the very things conservatives are worried about (CRT, Marxism, etc), so long as it isn't the only thing taught Any subject was already allowed before. What more could be …
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Comment #31987929
It's the grid reliability organization for the US and Canada. There are more details in the reliability reports they publish. https://www.nerc.com/news/Pages/California-Mobility-Ce…
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Comment #31984939
Here's a real and recent news article about how potential risks and opportunities are being explored regarding electric vehicles and the grid [1]. It basically says they're looking…
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Comment #31962308
Seems like you didn't need fixed point in the first place. It's for when you need guarantees.
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Comment #31962225
Both processor hardware and the Linux operating system are powerful in large part because they're opportunistic. But that's the opposite of predictable, which is what defines hard …
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Comment #31894161
Many birds commonly seen in the US are non-native, and reduce native bird populations significantly. https://abcbirds.org/blog20/invasive-birds/
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Comment #31859043
We already have carrots and sticks to ensure reliability. That's what regulation is for. Changing those is a lot easier than changing companies.
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Comment #31842012
I've worked for one of the big three you mentioned. Probably a different one, or at least a different group, since the culture seemed fine to me. I can't think of single a time whe…
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Comment #31840658
The PDFs below are a little dry, but they have noticed and cared since at least their 2018 forecast. As for the remedy, what exactly does it mean to lose public utility status? [1]…
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Comment #31815994
An "interconnect" here means the connections between components on a circuit board.