Fusion Propulsion for Spacecraft

In summary, the conversation discusses various presentations and sources related to fusion propulsion. The Gas Dynamic Mirror and its potential applications are mentioned, as well as some companies working on proof of concept hardware. The conversation also touches on the use of nuclear powered rocket engines and their testing in Nevada, with a specific example of a powerful fission reactor engine. The use of hydrogen as a coolant and propulsion gas is also mentioned.
  • #1
joelupchurch
149
0
I found this presentation on Fusion Propulsion here:

http://fti.neep.wisc.edu/presentations/jfs_jannaf_1205.pdf"

The Gas Dynamic Mirror seemed the most interesting and I got a lot of Google hits on it, but here are some guys working on actual proof of concept hardware.

http://memagazine.asme.org/articles/2008/november/Go_Beyond.cfm[/PLAIN]

"[URL "][URL]http://www.reiszengineers.com/space.php4


http://www.reiszengineers.com/twodimensional.php4"
 
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  • #2
The U.S AEC built several nuclear powered rocket engines and tested them in Nevada. See
http://en.wikipedia.org/wiki/Nuclear_thermal_rocket
The most powerful fission reactor engine ran for 12 minutes at 4,000 megawatts. The coolant/propulsion gas was hydrogen.
 
  • #3


I am always excited to see advancements in propulsion technology for spacecraft. The concept of fusion propulsion has been explored for decades, and it is encouraging to see ongoing research and development in this area.

The Gas Dynamic Mirror, as presented in the first link, is a promising approach to achieving fusion propulsion. Its unique design and use of magnetic fields to confine and heat the plasma show potential for efficient and powerful propulsion. It is also interesting to see the work being done on proof of concept hardware, as shown in the second link.

The third link highlights the Two-Dimensional Gas Dynamic Mirror, which has the potential to further improve the efficiency and performance of fusion propulsion. It is encouraging to see that this technology is being explored and developed by engineers and scientists.

Overall, fusion propulsion has the potential to revolutionize space travel and open up new possibilities for exploration and discovery. It is exciting to see continued research and development in this field, and I look forward to seeing the progress and potential applications of fusion propulsion in the future.
 

1. What is fusion propulsion for spacecraft?

Fusion propulsion for spacecraft is a type of propulsion system that uses nuclear fusion reactions to generate thrust, allowing a spacecraft to travel at high speeds and cover larger distances in space.

2. How does fusion propulsion work?

Fusion propulsion works by combining light atomic nuclei, such as hydrogen, to form heavier nuclei, releasing a large amount of energy in the process. This energy is harnessed and used to propel the spacecraft forward.

3. What are the advantages of fusion propulsion?

Fusion propulsion has several advantages over traditional chemical propulsion systems. It can achieve much higher speeds, reducing travel time and making deep space exploration more feasible. It also produces less waste and is more efficient, making it a more sustainable option for long-term space travel.

4. Are there any current spacecraft that use fusion propulsion?

No, there are currently no spacecraft that use fusion propulsion as their main form of propulsion. However, there have been several experimental designs and proposals for future spacecraft that may use fusion propulsion.

5. What are the challenges and limitations of fusion propulsion?

One major challenge of fusion propulsion is the high temperatures and pressures required to initiate and sustain the fusion reactions. Additionally, the technology is still in its early stages and requires further research and development before it can be used in practical applications. Another limitation is the high cost and complexity of building and maintaining fusion reactors for spacecraft.

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