Engineering/Technical Discussions

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Engineering/Technical Discussions

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Electric aeroplanes

Last post by PHXPhlyer « Fri Dec 01, 2023 2:00 am
Replies: 31
by Alisoncc » Thu Apr 25, 2019 5:48 am
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Just been reading some journalistic bumpf about electric aeroplanes. Nothing of any technical value, but the author seemed to intimate that we would...

Last post

Just saw an ad featuring this company and aircraft, sponsored, I think, by DHL.

PP
31 Replies

2108 Views

Last post by PHXPhlyer
Fri Dec 01, 2023 2:00 am
Flying Car

Last post by PHXPhlyer « Mon Nov 27, 2023 11:43 pm
Replies: 5
by PHXPhlyer » Wed Jun 30, 2021 11:04 pm

First post

Flying car completes 35-minute test flight between cities

London (CNN Business)A prototype flying car has completed a test flight between two...

Last post

$170,000 flying car created in Oregon takes off on first successful flight
Samson Sky's CEO said his Prineville company has been working on...

5 Replies

3072 Views

Last post by PHXPhlyer
Mon Nov 27, 2023 11:43 pm
30 Years to nuclear fusion breakthrough!

Last post by OneHungLow « Sat Sep 23, 2023 7:59 am
Replies: 8
by TheGreenAnger » Tue Dec 13, 2022 8:22 am

It is a shibboleth of those associated with the nuclear fusion industry that we are always have about 30 years before the technology becomes viable...

8 Replies

1688 Views

Last post by OneHungLow
Sat Sep 23, 2023 7:59 am
World's Fastest Single Engine Turboprop!

Last post by Archer « Wed Sep 20, 2023 9:51 am
Replies: 2
by OneHungLow » Mon Sep 11, 2023 12:31 pm

First post

Overpowered?

Trouble with hotrods is that they tend to want to kill you, and often do so.

Last post

That depends... I'm guessing this is registered as an experimental and as such, the NTSB does not need to get involved. Unless I'm mistaken of...

2 Replies

409 Views

Last post by Archer
Wed Sep 20, 2023 9:51 am
NASA’s X-59 “quiet” supersonic aircraft ready for testing

Last post by PHXPhlyer « Fri Aug 25, 2023 5:31 pm

by PHXPhlyer » Fri Aug 25, 2023 5:31 pm

NASA moves a step closer to supersonic passenger flights

Oh for the glory days of travel, when the seats were bigger, the food was better, and...

0 Replies

440 Views

Last post by PHXPhlyer
Fri Aug 25, 2023 5:31 pm
New Blended-wing Body Design For USAF

Last post by PHXPhlyer « Mon Aug 21, 2023 9:21 pm
Replies: 2
by PHXPhlyer » Thu Aug 17, 2023 2:50 pm

First post

Start-up gets $235 million from the Air Force for new plane prototype
JetZero officials argue that traditional planes are running out of ways to...

Last post

More on JetZero BWB

JetZero: Is this new plane design the future of aviation?

The basic design of commercial airplanes hasn’t changed much in...

2 Replies

366 Views

Last post by PHXPhlyer
Mon Aug 21, 2023 9:21 pm
VTOL - Verbiage and Videos

Last post by PHXPhlyer « Mon Jul 24, 2023 7:35 pm
Replies: 36
by TheGreenGoblin » Sun Mar 13, 2022 7:39 am
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2
First post

The Yakovlev Yak-141

Cooperation with Lockheed
Following the announcement by the CIS on September 1991 that it could no longer fund...

Last post

Read the article earlier this morning and found that my local library has an e-copy of the book. :-bd
Now on my too extensive reading list.

PP
36 Replies

3241 Views

Last post by PHXPhlyer
Mon Jul 24, 2023 7:35 pm
Airlines warn of 5G flight disruption

Last post by llondel « Mon May 15, 2023 2:23 am
Replies: 29
by Alisoncc » Tue Jan 18, 2022 10:56 am
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First post

The 10 biggest US airlines have warned that the impending switch-on of 5G mobile phone services will cause major disruption to flights.

They said...

Last post

Bring back the classic red call boxes They are awfully heavy to carry around, aren't they, and sometimes the wires are too short.

I saw one in NYC...
29 Replies

3195 Views

Last post by llondel
Mon May 15, 2023 2:23 am
Rocket and Jet Powered Cars.

Last post by OneHungLow « Tue May 09, 2023 4:39 am
Replies: 7
by OneHungLow » Mon May 08, 2023 6:47 pm

First post

I was recently apt to wonder who were the first people to attach rocket engines or jet engines to their cars, prompted after rereading the Arizona...

Last post

On the US dragster scene, the heyday of the rocket powered cars came to an end in the 70's due to the difficulty for the administrators of drag meets...

7 Replies

449 Views

Last post by OneHungLow
Tue May 09, 2023 4:39 am
New Era of LTA

Last post by PHXPhlyer « Fri Mar 03, 2023 2:39 am

by PHXPhlyer » Fri Mar 03, 2023 2:39 am

A new generation of airships is taking to the skies

See link for pics

CNN
—
The smooth, white underbelly of the airborne whale sails across...

0 Replies

989 Views

Last post by PHXPhlyer
Fri Mar 03, 2023 2:39 am
Oil pipes etc

Last post by Fox3WheresMyBanana « Thu Jan 19, 2023 3:15 pm
Replies: 13
by Smeagol » Tue Dec 20, 2022 7:38 pm

First post

A fellow named Peter Zeihan does some nice presentations on the weaknesses of various energy sources. One item he points out is that if crude oil...

Last post

With reference to the Ukraine war, I have held the view for a long time that the Ukrainian SF could simply pop a short distance over the border into...

13 Replies

1734 Views

Last post by Fox3WheresMyBanana
Thu Jan 19, 2023 3:15 pm
SpinLaunch...

Last post by OFSO « Sun Nov 20, 2022 9:21 pm
Replies: 9
by TheGreenAnger » Sat Nov 19, 2022 10:30 am

First post

I have watched the evolution of this technology and this company for some time now, and while I am intrigued, I doubt that the apparatus can be...

Last post

I have this picture in my mind of some alien creature on some alien planet millions of years in the future being hit on the head by a weight trailing...

9 Replies

956 Views

Last post by OFSO
Sun Nov 20, 2022 9:21 pm
The Traitorous 8

Last post by TheGreenAnger « Sat Nov 19, 2022 9:20 am
Replies: 22
by TheGreenGoblin » Tue Sep 14, 2021 12:58 pm
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2
First post

The story of the microchip, the CPU and the rise and plateauing of Intel.

The Rise

The 8.JPG

Last post

I see that Elizabeth Holmes was sentenced to 11 years and 3 months in prison!
22 Replies

3930 Views

Last post by TheGreenAnger
Sat Nov 19, 2022 9:20 am
Backwards and forwards through time.

Last post by llondel « Sun Nov 13, 2022 5:27 am
Replies: 1
by TheGreenAnger » Sat Nov 12, 2022 9:23 am

First post

Light goes backwards in time

Physicists today claim that they reached 300 times the speed of light. But don't write off Einstein, and don't hold...

Last post

Technically it is possible to travel faster than light, the problem is that mass becomes infinite at the speed of light and so it is impossible to...

1 Replies

727 Views

Last post by llondel
Sun Nov 13, 2022 5:27 am
Spintronics and the 3D Quantum accelerometer.

Last post by TheGreenAnger « Thu Nov 03, 2022 2:03 pm
Replies: 2
by TheGreenAnger » Wed Nov 02, 2022 7:00 am

First post

Score another technical advance thanks to those whose intellects underwrote (and continue to underwrite) quantum theory and the worlds of quantum...

Last post

Maybe this should have gone on the computer thread but as it focusses more on navigational computers probably it belongs here. Whatever the case It...

2 Replies

782 Views

Last post by TheGreenAnger
Thu Nov 03, 2022 2:03 pm
Electrikery...

Last post by VP959 « Sat Sep 24, 2022 8:17 am
Replies: 15
by TheGreenGoblin » Sat Dec 11, 2021 4:04 pm

15 Replies

2589 Views

Last post by VP959
Sat Sep 24, 2022 8:17 am
Hover bike

Last post by G-CPTN « Sat Sep 24, 2022 8:00 am
Replies: 6
by TheGreenAnger » Fri Sep 23, 2022 1:47 pm

First post

Interesting machine.

Last post

Looks interesting (in-ground-effect) - shades of Caspian Sea Monster.

6 Replies

904 Views

Last post by G-CPTN
Sat Sep 24, 2022 8:00 am
Sustainable Aircraft Fuel & eFuels

Last post by TheGreenGoblin « Sat Jun 04, 2022 4:25 am

by TheGreenGoblin » Sat Jun 04, 2022 4:25 am

While aviation draws the ire of environmentalists due to the industry's big carbon footprint (although still dwarfed by the shipping industry), there...

0 Replies

1315 Views

Last post by TheGreenGoblin
Sat Jun 04, 2022 4:25 am
Sapphire Wire

Last post by TheGreenGoblin « Tue Apr 26, 2022 4:11 pm

by TheGreenGoblin » Tue Apr 26, 2022 4:11 pm

From fusion reactors to your internet connection, fiber-optic cables have a wide range of applications due to how efficiently they send data when...

0 Replies

1510 Views

Last post by TheGreenGoblin
Tue Apr 26, 2022 4:11 pm
Heavy Lift Aircraft - Pregnant fish and hooded whales!

Last post by TheGreenGoblin « Wed Apr 06, 2022 5:01 am
Replies: 3
by TheGreenGoblin » Mon Apr 04, 2022 6:00 pm

First post

The loss of the Antonov An-225 to the barbarian Russians got me thinking about other heavy lift aircraft that represent extreme engineering, that...

Last post

The Pregnant Guppy first flew on September 19, 1962, piloted by Jack Conroy and co-pilot Clay Lacy. Conroy was later to test fly the aircraft with...

3 Replies

1681 Views

Last post by TheGreenGoblin
Wed Apr 06, 2022 5:01 am
Missiles.

Last post by Pontius Navigator « Sun Mar 27, 2022 3:17 pm
Replies: 50
by AtomKraft » Sat Mar 03, 2018 9:29 pm
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First post

Always a tricky subject, for obvious reasons, yet fascinating for others.

The SeaSlug was a favourite, but hard to find footage.

Anyways, to top...

Last post

Ilondel, that is illustrated in one of the two videos. In addition to manageable reentry vehicles some payload is displaced by counter measures...
50 Replies

2604 Views

Last post by Pontius Navigator
Sun Mar 27, 2022 3:17 pm
Airbus Hydrogen Propulsion Laboratory..

Last post by TheGreenGoblin « Wed Mar 02, 2022 7:53 am
Replies: 1
by TheGreenGoblin » Wed Mar 02, 2022 7:49 am

In 2015, one of the most powerful engines ever developed for an Airbus aircraft was approaching the final stages of development. But before it could...

1 Replies

1796 Views

Last post by TheGreenGoblin
Wed Mar 02, 2022 7:53 am
Wind Turbine De-Icing.

Last post by barkingmad « Mon Feb 28, 2022 12:45 pm
Replies: 21
by barkingmad » Mon Dec 02, 2019 2:17 pm
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2
First post

December UK and freezing fog with a breeze is forecast for 03/12.

Does anyone know how the wind turbine ‘wings’ cope with icing conditions or do the...

Last post

More mental detritus was affecting my small brain the other day as I panted up the hill on my bicycle then past the local wind farm.

We are...
21 Replies

7545 Views

Last post by barkingmad
Mon Feb 28, 2022 12:45 pm
Handley Page & Slotted Flaps... the geniuses of STOL

Last post by TheGreenGoblin « Mon Feb 21, 2022 1:53 pm

by TheGreenGoblin » Mon Feb 21, 2022 1:53 pm

Handley Page, Lachmann et al...

For a shorter read on Gustav Lachmann...

0 Replies

1846 Views

Last post by TheGreenGoblin
Mon Feb 21, 2022 1:53 pm
Rolls Royce Blade Production...

Last post by TheGreenGoblin « Wed Feb 09, 2022 1:16 pm
Replies: 4
by TheGreenGoblin » Wed Feb 09, 2022 12:43 pm

First post

The blades on the Rolls Royce big bypass burners have always fascinated me. Does this article imply that these blades are no longer manufactured at...

Last post

It seems highly likely that the British workforce at the Barnoldswick site were being shafted as of the last quarter last year...

4 Replies

1967 Views

Last post by TheGreenGoblin
Wed Feb 09, 2022 1:16 pm

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