Author Topic: The Reaction Engines Skylon/SABRE Master Thread (7)  (Read 493780 times)

Offline lamontagne

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Re: The Reaction Engines Skylon/SABRE Master Thread (7)
« Reply #920 on: 12/04/2024 03:58 pm »
RE didn't fail due to any fault of the technology or concept. RE failed because it was stuck in development hell for 35 years without coming up with a marketable product to pay the bills. That's what you have to do when you're not funded by tech billionaires, you can't be a startup indefinitely.
To be precise, SpaceX could sell a non recoverable rocket service and use it to develop a recoverable rocket, using left over margins.  And they had a great contract with NASA to provide services to the ISS.  This was not possible for RE, there was no way, as far as I know, to test and get money back at the same time.  If Britain (or Europe) had managed their own space station, perhaps things could have been different.

Offline dondar

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Re: The Reaction Engines Skylon/SABRE Master Thread (7)
« Reply #921 on: 12/04/2024 04:05 pm »
RE didn't fail due to any fault of the technology or concept. RE failed because it was stuck in development hell for 35 years without coming up with a marketable product to pay the bills. That's what you have to do when you're not funded by tech billionaires, you can't be a startup indefinitely.
RE got 150mln (since 2015) officially, 40mln in 2024 alone. I am talking about equities, not research contracts which also existed. A lot (pretty much similar if not bigger number). The failure is fundamental and technical primarily which led to the financial troubles because nobody wants to finance high profile "cold fusion" project when it becomes clear that it is "cold fusion".

Keep on eye on the reuse of their heat exchanger tech. (it would be a revolutionary device for "ordinary" supersonic cruise planes if existed). Anywhere. Very very attentively.

Offline JCRM

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Re: The Reaction Engines Skylon/SABRE Master Thread (7)
« Reply #922 on: 12/04/2024 04:25 pm »
40mln in 2024 alone.
When was that?

Online meekGee

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Re: The Reaction Engines Skylon/SABRE Master Thread (7)
« Reply #923 on: 12/04/2024 06:34 pm »
RE didn't fail due to any fault of the technology or concept. RE failed because it was stuck in development hell for 35 years without coming up with a marketable product to pay the bills. That's what you have to do when you're not funded by tech billionaires, you can't be a startup indefinitely.
Or, the technology didn't converge to a vehicle.

Suppose for a minute JB was behind REL as you suggest.  There's still plenty of doubt that they'd be fielding a working spaceplane even a decade from now.

It could just be that the reaction engine and skylon vehicle were a demonstration for what happens when you go after one goal (ISP, basically) at the cost of extreme complexity.

It was a worthy effort, but in their case, complexity won.
ABCD - Always Be Counting Down

Offline JCRM

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Re: The Reaction Engines Skylon/SABRE Master Thread (7)
« Reply #924 on: 12/12/2024 06:05 pm »

It was a worthy effort, but in their case, complexity won.

Complexity didn't get a chance to win

Offline t43562

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Re: The Reaction Engines Skylon/SABRE Master Thread (7)
« Reply #925 on: 05/28/2025 05:37 pm »
I'd be interested to know what happened to the IP from REL? We're beginning to see that the "Skylon is pointless because YYY will make it irrelevant" is not all that certain.  Someone must have the tech and be thinking about what to do with it.

Offline russianhalo117

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Re: The Reaction Engines Skylon/SABRE Master Thread (7)
« Reply #926 on: 05/28/2025 05:48 pm »
I'd be interested to know what happened to the IP from REL? We're beginning to see that the "Skylon is pointless because YYY will make it irrelevant" is not all that certain.  Someone must have the tech and be thinking about what to do with it.
It went into receivership. Assets are often auctioned off during UK receivership, particularly when it's determined that selling the company's assets as a whole is not feasible. The receiver, appointed to manage the company's affairs, will either manage the assets or sell them, with auctions being a common method of disposal.

Elaboration of the receivership process by Robinson Scott Associates etal.
Quote
Elaboration of the Receivership Process:
Receivership and Asset Sales:
In a receivership, a receiver is appointed to take control of a company's assets, typically after a company defaults on a loan. The receiver's main objective is to recover money owed to the secured creditor.

Methods of Sale:
The receiver may sell the assets through various means, including private treaty, online auctions, on-site auctions, and general sales via the valuer's own marketing.

Alternative to Auction:
Private treaty sales, where an asset is sold directly to a buyer without an auction, are also possible.

Maximizing Value for Creditors:
The receiver's priority is to ensure the best possible outcome for creditors by maximizing the value of the assets sold.

Distribution of Proceeds:
Once the assets are sold, the proceeds are distributed among creditors according to the order of priority defined in insolvency legislation.
« Last Edit: 05/28/2025 05:57 pm by russianhalo117 »

Online edzieba

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Re: The Reaction Engines Skylon/SABRE Master Thread (7)
« Reply #927 on: 06/02/2025 04:03 pm »
"Bought up by the all-consuming blob of BAE" is the usual ultimate fate for British aerospace firms smaller than... well, BAE.

Offline russianhalo117

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Re: The Reaction Engines Skylon/SABRE Master Thread (7)
« Reply #928 on: 06/02/2025 08:18 pm »
"Bought up by the all-consuming blob of BAE" is the usual ultimate fate for British aerospace firms smaller than... well, BAE.
Rolls Royce has shown renewed interest in acquisition in part or whole since it was placed into receivership.

Offline AnalogMan

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Re: The Reaction Engines Skylon/SABRE Master Thread (7)
« Reply #929 on: 06/03/2025 11:30 am »
BBC News article.

The British jet engine that failed in the 'Valley of Death'
May 3, 2025
https://www.bbc.co.uk/news/articles/c5y5zg85wnlo

"It was going great until it fell apart." Richard Varvill recalls the emotional shock that hits home when a high-tech venture goes off the rails.

The former chief technology officer speaks ruefully about his long career trying to bring a revolutionary aerospace engine to fruition at UK firm Reaction Engines.

[…]

The grim procedure of winding down the business took over as passwords and laptops were collected while servers were backed up in case "some future incarnation of the business can be preserved".

The company had been going in various guises for 35 years. "We didn't want it to go to rust. I expect the administrator will look for a buyer for the intellectual property assets," Mr Dissel adds

Other former employees also hold out for a phoenix rising from the ashes. But the Valley of Death looms large.

Offline JCRM

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Re: The Reaction Engines Skylon/SABRE Master Thread (7)
« Reply #930 on: 06/26/2025 07:27 pm »
BBC News article.


https://www.bbc.co.uk/news/articles/c5y5zg85wnlo



Despite all this Mr Varvill's own epitaph for the business overshadows technological milestones. "We failed because we ran out of money."

Offline t43562

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Re: The Reaction Engines Skylon/SABRE Master Thread (7)
« Reply #931 on: 07/15/2025 12:03 pm »
https://www.fnc.co.uk/discover-frazer-nash/news/pioneering-new-programme-to-realise-lift-off-for-horizontal-space-launch/

Quote
Ahead of the UK Space Conference (16 – 17 July), Frazer-Nash has announced it is leading a new research programme, known as INVICTUS, to develop a comprehensive concept design for a vehicle and its integrated systems, with the goal of building and flying a Mach 5-capable aircraft at the edge of space by early 2031.

INVICTUS is a €7million project funded by the European Space Agency and the stepping stone to developing commercially viable spaceplane technology. The programme aims to develop a reusable vehicle that takes-off horizontally from a runway, like an aeroplane. This capability strives to transform spaceflight and move us closer to widespread space access.

Over 12 months, INVICTUS has been tasked to deliver the concept and elements of preliminary design of the full flight system, complete with requirements, analysis, development plan, and programme definition to first flight. It strives to demonstrate the efficacy of hydrogen-fuelled, precooled air breathing propulsion at hypersonic speeds, technology that will ultimately enable horizontal take-off.

Led by Frazer-Nash, INVICTUS has an expert consortium behind it with deep experience of delivering aircraft. Partners include Spirit AeroSystems, Cranfield University, and a number of small-medium enterprises. Frazer-Nash has also welcomed a team of experts from Reaction Engines Ltd (REL) into their company who have been developing and demonstrating pre-cooler technology for more than a decade, maximising the value of legacy investment.

The technology behind the programme

Aircraft that fly at hypersonic speeds - more than 5 times the speed of sound - face extremely high temperatures due to shock heating and the friction from the air. Typical aircraft engines cannot operate in these conditions as the air is too hot to handle. Whilst some specialised engines exist that can fly in this envelope, they present their own drawbacks such as limited windows of performance and inability to start on the ground.

The precooler, originally developed and tested by REL, cools the air before it reaches the engine, allowing conventional aircraft engines to travel at hypersonic speeds.

Previous tests by REL validated the precooler technology at hypersonic flight conditions, successfully demonstrating the integration of the technology with existing jet engine architecture. It showed the precooler’s ability to cool airflow at speeds significantly more than the operational limit of any jet engine powered aircraft in history. Mach 5 is more than twice as fast as the cruising speed of Concorde and over 50% faster than the SR-71 Blackbird aircraft, the world’s fastest jet engine powered aircraft.

The opportunities are out of this world

INVICTUS is set to unlock a new era of hypersonic capability through the development of pre-cooled propulsion systems, enabling a broad spectrum of future high-speed applications. As a dual-use technology initiative, INVICTUS aims to deliver transformative advances across propulsion, advanced materials, artificial intelligence, and autonomous systems—benefiting both defence and commercial sectors. By establishing a UK-led, reusable hypersonic test platform, the programme positions the UK and Europe at the forefront of next-generation aerospace innovation, making strides on current global launch technologies.

Dr Tommaso Ghidini, Head of the Mechanical Department at the European Space Agency, said: “Hypersonic flight is not just the next frontier of aerospace—it is the gateway to a new paradigm of mobility, defence, and space access. With INVICTUS, Europe is seizing the opportunity to lead in technologies that will redefine how we move across the planet and reach beyond it. By mastering reusable, air-breathing propulsion, we are laying the foundation for aircraft that take off like planes and reach orbit like rockets—revolutionising both terrestrial and orbital transportation. This is where dual-use innovation meets strategic autonomy.”

Sarah Wilkes, Managing Director at Frazer-Nash said: “INVICTUS is an exciting opportunity to provide advanced technology for space and advance capabilities in defence. With strong industry support and deep engineering and aerospace expertise - including Frazer-Nash colleagues with a decade of propulsion experience - we have all the right ingredients to make this ambitious vision a reality.”

Tony Forsythe, Head of Space Technology at the UK Space Agency, said: "This exciting project, made possible by our investments in the European Space Agency, has significant potential to build on advanced cooling and hypersonic propulsion technology developed by UK engineers over many years. We look forward to seeing how the work develops and the opportunity it presents for boosting economic growth and national security.”

Offline matthewkantar

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Re: The Reaction Engines Skylon/SABRE Master Thread (7)
« Reply #932 on: 07/15/2025 01:50 pm »
Reaction’s capital evaporation technology still going great guns.

Offline Tywin

Re: The Reaction Engines Skylon/SABRE Master Thread (7)
« Reply #933 on: 07/15/2025 09:47 pm »
The Dream is Alive!!

KBR has a lot money!

https://www.kbr.com/en

https://twitter.com/DJSnM/status/1945135804390760457


Will see...
« Last Edit: 07/15/2025 09:48 pm by Tywin »
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The Turtle continues at a steady pace ...

Offline catdlr

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Re: The Reaction Engines Skylon/SABRE Master Thread (7)
« Reply #934 on: 11/26/2025 10:04 pm »
With the buyout and Name Change, this thread is now officially locked.

To continue, go here:

https://forum.nasaspaceflight.com/index.php?topic=63948.msg2701762#msg2701762
PSA #3:  Paywall? View this video on how-to temporary Disable Java-Script: youtu.be/KvBv16tw-UM

 

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