Koemul

10 ms·

1.
by Koemul 2y ago
Germany doesn't have too much solar power, some of it just needs to be moved to the evening. This process has just started but needs to go much further. There are currently 1.4 million electric cars in Germany. If they charged @11KW du
2.
by Koemul 2y ago
Germans are already buying batteries: According to [1], the installed battery capacity in Germany went from 6.7GWh in 2022 to 12GWH in 2023. Given the growth and falling cost of battery storage, I expect that more and more solar will stored
3.
by Koemul 2y ago
Just a note regarding battery longevity: LFP batteries like in the Helixx can be charged 0-100% with hardly any impact on battery lifetime [1]. Even NCM or NCA batteries can be charged 1-100%, because the battery management system doesn&#x2
4.
by Koemul 3y ago
Nio offers battery swapping, so the idea is that you do your daily commute with a small 40-80kWh battery and only swap to a gigantic 150kWh battery if you do a road trip. For other cars this kind of battery size makes not much sense, which
5.
by Koemul 4y ago
According to the article, it uses 2GB more than last year.
6.
by Koemul 4y ago
Summary: Samsung includes the losses from the 1024<=>1000 conversion into the system size, making it appear much larger than it actually is. This also explains why OneUi occupies more space on phones with more storage: 69GB are lost o
7.
by Koemul 4y ago
If you keep the charge between 20 - 80%, your battery will last for far more cycles than when charging 0 - 100%. So you'll only get 60% of the kWh per cycle, but the battery will do 3-6 times as many cycles. In fact, the battery manage
8.
by Koemul 4y ago
Do you have any source that you need a license and insurance to ride with a Waymo car? Because according to the Waymo One public service rules [1] you need to be 18 or older to use the app and order a Waymo, but they don't mention anyt
9.
by Koemul 4y ago
Why do you focus on a state that has one of the dirtiest electricity production and one of the lowest rates of EV sales in the US? If we focus instead on electricity production by source in the USA between 2011 and 2021: Electricity produce
10.
by Koemul 4y ago
Exactly. The article suggested that the west should " compete with the two leaders in global nuclear construction: Russia and China " to " not only decarbonize, but bring greater prosperity to the world ". So I wanted to
11.
by Koemul 4y ago
To put it in numbers (actual production per year, not capacity) [1] [2]: China nuclear 2010: 75 TW/h China nuclear 2021: 408 TW/h (+333 TW/h) Worldwide nuclear: 2768 => 2800 (+32 TW/h) China solar 2010: 0.7
12.
by Koemul 4y ago
According to [1], there were about 20 million cars registered in Australia in 2021. If we turn them all electric, with an average battery size of 50KW/h, we'll get about 1TW/h of storage that can be charged during periods of