Article | REF: BM3020 V1

Ramjets - Meduim or high-speed aerobic propulsion

Author: Marc BOUCHEZ

Publication date: January 10, 2012

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3. Example of performance calculation

3.1 Calculating an operating point

We position ourselves at a given flight point, at a given throttle position (given richness).

Example

we're interested in the performance of a space launcher ramjet module shown in figure 22 (a priori it has five of these modules, weighs 450 t at lift-off and 100 t in orbit). The fuel chosen for this example is hydrogen. The main characteristics of this example are described in paragraphs

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Example of performance calculation