Viewing profile — probablypower
probablypower
HN member- Joined
- Sun, Jun 30, 2019, 3:17 PM UTC
- HN karma
- 477
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- 109 items
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About probablypower
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Recent public activity
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Comment #48168059
every solution engineers a greater problem. Solving horse poop with cars -> Climate change
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Comment #47575998
This study doesn't correct for baseline exponential decay due to inflation, to better highlight the meaningful variations. By comparing based on 1914 dollars it also causes old var…
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Comment #46334669
First guess (may be wrong) is to manage thermal expansion/contraction constantly on a micro-scale.
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Comment #46177115
60 MWh continuously means inf MW.
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Comment #45625528
It is not a mistake, it is just being cheeky.
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Comment #45472584
> Remind me again why we need investors to fund bad ideas? A lot of good ideas only look bad in hindsight. It costs time and money to determine goodness, and that deserves funding.…
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Comment #45289395
The penultimate final frontier, adverts directly in front of your eyeballs 24/7, and tracking not just your position but your attention. Only step beyond this is neural implants pu…
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Comment #45266371
[flagged]
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Comment #45263135
There are a lot of posts here pushing batteries. Batteries are an expensive solution that doesn't scale well at the grid level. It is useful for grid stability (fast frequency resp…
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Comment #45263057
Please look at: https://app.electricitymaps.com/map/zone/CN/72h/hourly China is heavily reliant on coal. The US Grid is presently less carbon intensive than the Chinese grid.
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Comment #45262876
This is an insane suggestion if you had a concept for how expensive batteries are and the scale of flexibility issues on the european grid. It also does nothing to help transmissio…
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Comment #45262861
Batteries don't provide meaningful flexibility on a continental scale. They're useful in localised frequency control or microgrid flexibility. An exercise to the reader, calculate …
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Comment #45262574
This is confidently incorrect. Gas power generation is a necessary evil to balance out the variability of intermittent energy generation (i.e. wind and solar). Hydropower isn't a f…
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Comment #45248155
Is 2 a number? Is 4 a number? Is 4/2 a number? Is 3 a number? Is 3/2 a number? etc... All of these symbols represent precise points on the numberline. Pi also represents a precise …
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Comment #44845190
This is well written and an interesting read but, embedding notebooks into your data pipelines smells horrible.
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Comment #44841589
I'm sorry, but this blogvertisement is so far up its own jargon hole that it is impossible to read it as anything more than: "we are inventing a problem that you can pay us to solv…
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Comment #44515520
> The storage tech exists and is in practice right now, no advancements needed. The existence of the tech isn't the issue, it is the logistics, cost and practicality of building it…
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Comment #44361016
You can google "system inertia" as a starting point.
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Comment #42348375
The article didn't do enough literature review, this isn't a new idea: https://www.sciencedirect.com/science/article/pii/S096014811...
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Comment #41692209
Should be any of: - They had long tongues that they used to catch bugs. - They have long tongues that they use to catch bugs. - They had long tongues, which they used to catch bugs…
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Comment #41558060
you'll have trouble simulating the grid, but for energy data you might want to look at (or get in touch with) these people: https://app.electricitymaps.com/map They're a cool littl…
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Comment #40010528
I came to the exact same solution. My feel for this type of puzzle is that there is a 'gravity' from the higher to lower value integers. So you want to help integers flow from the …
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Comment #39648294
Publications often take a long time. Particularly novel topics that are difficult to review due to a lack of comparative material or willing expertise. The fact that it took 3 year…
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Comment #39113837
Cool toy, but this is a basic simulation of energy markets. You can't talk about future power systems without addressing system inertia, unless you dont care about being realistic.…
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Comment #38965362
This post means literally nothing. Please put in more effort, or refrain from contributing to discussions where you have no value to provide.