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Search: Posts Made By: petit plateau
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Forum: Rumours & News
1st Feb 2024, 09:33
Replies: 112
Views: 22,025
Posted By petit plateau

Valid points. Yes, I appreciate that SAF has...

Valid points.

Yes, I appreciate that SAF has been around is working its way through the approvals process. I mean at scale and at an economic price. That means that bio-SAF is excluded as that...
Forum: Rumours & News
31st Jan 2024, 12:37
Replies: 112
Views: 22,025
Posted By petit plateau

The paper does look at that. Drop in liquids are...

The paper does look at that. Drop in liquids are in my opinion an illusion being deployed for distraction. But even if they were to become available at quantity then they are very costly. I expect...
Forum: Rumours & News
30th Jan 2024, 17:00
Replies: 112
Views: 22,025
Posted By petit plateau

It is possible to do both. It is beneficial to do...

It is possible to do both. It is beneficial to do both. And in this instance doing both in parallel is approximately equally environmentally beneficial. (There are no constraints apart from...
Forum: Rumours & News
30th Jan 2024, 13:50
Replies: 112
Views: 22,025
Posted By petit plateau

I've done some further analysis after a colleague...

I've done some further analysis after a colleague has kindly supplied some historical data. I can combine that with my own database to figure out the energy density improvement trends vs cumulative...
Forum: Rumours & News
30th Jan 2024, 10:53
Replies: 112
Views: 22,025
Posted By petit plateau

I will stay in metric for my sanity. They do...

I will stay in metric for my sanity.

They do charge and discharge rate considerations in the paper, and it all looks plausible to me. Let us try some very crude ratio checks.
-------

There are...
Forum: Rumours & News
29th Jan 2024, 20:47
Replies: 112
Views: 22,025
Posted By petit plateau

Thanks. To be fair with a 76 tonne aircraft...

Thanks.

To be fair with a 76 tonne aircraft they themselves come up with a 35 tonne battery, so your 42-tonne calc (including reserve) seems to be in wild agreement.

As to the reserve fraction...
Forum: Rumours & News
29th Jan 2024, 17:35
Replies: 112
Views: 22,025
Posted By petit plateau

Can you point out what parts of the TUDelft paper...

Can you point out what parts of the TUDelft paper are weak ?

I admit I did not expect to see such a study show such an opportunity existed in this timeframe, but the logic appears sound when I...
Forum: Rumours & News
29th Jan 2024, 09:57
Replies: 112
Views: 22,025
Posted By petit plateau

This is not EVTOL but is EV-flight. A very...

This is not EVTOL but is EV-flight. A very interesting read, with what looks to be much more sensible achievable engineering, and a pathway to staged development and economic operation within the...
Showing results 1 to 8 of 8


 
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