Force of Nuclear Pulsed Propultion

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The discussion centers on the force generated by small atomic bombs used in nuclear pulsed propulsion, with a reference to Wikipedia stating a pressure of 50,000 psi. The main concern highlighted is that excessive thrust leads to high acceleration, which poses challenges for spacecraft design. A minimum ship mass of 300 tons is suggested to ensure survivable acceleration for such propulsion systems. The conversation emphasizes the balance between thrust and structural integrity in nuclear propulsion. Understanding these dynamics is crucial for advancing nuclear propulsion technology.
jeremyb
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Hey there...

for backround see the last post/.

Does anyone know the force (PSI) of a samml atom bomb such as the type used in nuclear pulsed propultion. ??

thanks a lot

Jeremy
 
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Wikopedia has a lot of info. The one pressure number it gives is 50,000 psi.

Too much thrust (therefore too much acceleration) is of course the main problem with these types of engines. The smallest ship wikopedia says was conceived would need to be be 300 tons to have a survivable acceleration.
 
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