Technologies for increasing the firing range of artillery ammunition: bottom gas generator, active-jet projectile and direct-flow air-jet engine - comparative analysis
DOI:
https://doi.org/10.34169/2414-0651.2026.2(50).27-31Keywords:
base bleed, rocket-assisted projectile, ramjet; firing range, aerodynamic drag, CPK model, 155-mm artillery, solid rocket propellantAbstract
This paper presents a comprehensive comparative analysis of three technologies for increasing the range of 155-mm artillery projectiles: Base Bleed (BB), Rocket-Assisted Projectile (RAP) with solid rocket motor, and Ramjet propulsion. The physical mechanisms of aerodynamic drag reduction, solid propellant composition, design features, and aeroballistic properties are examined. Using a formalized Cost Per Kill (CPK) effectiveness model, a quantitative comparison of seven modern 155-mm munition systems by cost/range/accuracy criteria is performed. It is established that hybrid BB+SRM systems achieve 60–76 km range and are optimal by cost/effectiveness criteria for current gun artillery. Ramjet projectiles represent the only technology capable of reaching 100–150 km without critical barrel erosion but require resolution of fundamental scientific and technical problems. A seven-level research task hierarchy for implementing hybrid long-range systems is proposed.
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Copyright (c) 2026 Олександр Майстренко ,Едуард Остапчук,Богдан Адаменко,Олександр Тимошко

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