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Forum: Private Flying

11th Dec 2015, 23:36

Replies: 120

What will recreational flying be like in a few decades?

Views: 15,465

Posted By abgd

You would take off using primarily electrical...

You would take off using primarily electrical power - e.g. a 220 horsepower electric motor might just weigh 25 kg. Batteries to power such a motor at full power would weigh about 20kg/minute.
...

Forum: Private Flying

11th Dec 2015, 00:32

Replies: 120

What will recreational flying be like in a few decades?

Views: 15,465

Posted By abgd

With respect, I think you're confusing units...

With respect, I think you're confusing units here. Even petrol only has 12KWH/Kg. That said, I'm not hugely optimistic about purely electrical aircraft. The difference between electronics and battery...

Forum: Private Flying

9th Dec 2015, 09:22

Replies: 120

What will recreational flying be like in a few decades?

Views: 15,465

Posted By abgd

Well, we have a bit: go back to the start of the...

Well, we have a bit: go back to the start of the thread.

Look up the NASA puffin, the GL10 or the e-volo for examples. The puffin annoys me because I was in the process of building an r/c canard...

Forum: Private Flying

7th Dec 2015, 05:05

Replies: 120

What will recreational flying be like in a few decades?

Views: 15,465

Posted By abgd

The other thing an airfield could do would be to...

The other thing an airfield could do would be to install a big lead acid battery / chemistry of your choice from which to charge anything that needed charging quickly.

Forum: Private Flying

30th Nov 2015, 11:53

Replies: 120

What will recreational flying be like in a few decades?

Views: 15,465

Posted By abgd

Actually this is could be a real boon to the...

Actually this is could be a real boon to the hobby: you can fly for 1500 pounds a year, which is reasonably cheap as hobbies go, but 10,000 for the licence is a big chunk of money which I'm sure...

Forum: Private Flying

23rd Nov 2015, 13:23

Replies: 120

What will recreational flying be like in a few decades?

Views: 15,465

Posted By abgd

Although... If cars switch largely to electric...

Although... If cars switch largely to electric power, aviation fuel may become cheaper. The fixed costs of batteries then become much more significant, so whilst electric aircraft will gain ground...

Forum: Private Flying

23rd Nov 2015, 05:03

Replies: 120

What will recreational flying be like in a few decades?

Views: 15,465

Posted By abgd

I don't think all the technologies are as far...

I don't think all the technologies are as far away as that. Wholly autonomous flight is, but the nuts and bolts of control systems and battery/motor power combinations are already there for the...

Forum: Private Flying

22nd Nov 2015, 07:43

Replies: 120

What will recreational flying be like in a few decades?

Views: 15,465

Posted By abgd

Eventually drones will be reliable enough that in...

Eventually drones will be reliable enough that in some country, somewhere, people will accept that it's perfectly reasonable to put people in them. Electrical power already makes VTOL vehicles much...

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