| PEM vs. AEL in electrolysis: the iridium problem
|
|
|
The world production of gold is 3,000 to 3,500 tons per year. For platinum, only 180 to 200 t/a. But now comes the over the top hammer: the world production of iridium is only 7 to 8 t/a.
|
| About heating degree days in Obergurgl and cooling degree days in Manila
|
|
|
Manila has 5,300 cooling degree days. If a house in Vienna without thermal insulation and single-pane glass is an extreme waste of energy, this would be twice as extreme in Obergurgl.
|
| Exchange 70 m³ of water for 7 MWh of electricity
|
| 
|
|
|
Where could such an example come from? Tomato cultivation in Jordan. Jordan has only 63 m³ of renewable water per inhabitant per year.
|
| Between the fronts: the hurray fans and the skeptics
|
| 
|
|
|
How do you discuss this with a hurray we are at 60% renewable energy fan? Completely impossible, you're classified as an enemy after the first sentence.
|
| AI data centers in Earth orbit vs. energy-optimized settlement
|
|
|
AI needs cheap electricity. Comparison between solar power on earth with energy-optimized residential areas, solar power in orbit and nuclear power plants.
|
