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I had modeled SCRamjet missile expected to be integrated to KF-21. Weight is limited to 3,000lb to fit KF-21's pylon limit. See the detailed result below.
SUMMARY
Modeled (with some assumed value) Baby-Kinzhal (Kh-47M2) w/ SCRamjet is analyzed.
- Solid booster rocket 600kg w/ 260 ISP
- SCRamjet fuel 50kg w/ 900 ISP
In order to achieve Mach 5 cruise speed, most of fuel is used for Boost phase.
3000lb class ALCM shows about 900km range w/ Mach 5 cruise speed.
- it is reduced to 600km when ground-launch.
- it is reduced to 330km when only rocket is used for same flight profile.
(it is similar to Kh-15 Kickback class missile)
If missile is launched at ground, range is reduced to 670km.
- but Mach number variation is severe at Cruise Altitude.
- 0.6t Booster should be used to match Air-Launch profile.
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