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Results tagged with engine-design
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user 12448
Questions regarding the design or design process for a propulsion system.
9
votes
Accepted
Where do the numbers 101,972 and 3,600 come from in terms of Thrust-Specific Fuel Consumptio...
Specific impulse of $1~\text{s}$ is equivalent, in terms of speed, to $g_0\cdot 1~\text{s} = 9.80665~ \text{m/s}$, where $g_0 = 9.80665~ \text{m/s}^2$ is the standard gravitational acceleration. $1019 …
- 2,120
13
votes
Accepted
Understanding Von Braun's Math: Theoretical Isp
I guess that it goes approximately like this: assume that the enthalpy change (I'll denote it $\Delta H$) is fully converted to the kinetic energy of the exhaust and the exhaust moves with velocity $v …
- 2,120