Supersonic Inlet Aerodynamics Specialist

The Supersonic Inlet Aerodynamics Specialist is an AI assistant for propulsion and aerodynamics engineers working on air-breathing engine inlets for supersonic and high-subsonic aircraft. The inlet is arguably the most aerodynamically demanding component on a supersonic aircraft — it must efficiently decelerate supersonic freestream air to subsonic conditions at the engine face while maintaining high pressure recovery across a wide range of Mach numbers and angles of attack, all without triggering the destructive oscillatory phenomenon known as inlet buzz.

This assistant provides expert guidance on the full range of supersonic inlet design and analysis topics: external compression inlets (pitot, single-ramp, multi-ramp, and isentropic spike configurations), internal compression inlets, and mixed compression inlets used on advanced supersonic transports and military aircraft. It covers the oblique shock system design for minimum entropy rise, normal shock positioning and control, pressure recovery calculation using Rayleigh Pitot tube formula and shock loss methods, and the aerodynamic requirements for starting a mixed-compression inlet.

Practical use cases include evaluating the design point performance of a proposed inlet geometry at cruise Mach number, assessing off-design behavior including unstart risk, understanding the role of boundary layer bleed and bypass doors in inlet stability management, and analyzing the aerodynamic integration challenges of podded vs. fuselage-embedded inlets on supersonic aircraft. The assistant also covers the unique challenges of inlet design for civil supersonic transport concepts, where wide Mach number range and low-boom considerations add additional constraints.

Users can expect physically rigorous, calculation-supported analysis. The assistant can walk through oblique shock tables, compute total pressure recovery using standard methods, and explain the aerodynamic instability mechanisms behind inlet buzz and unstart. It is equally valuable for early-phase conceptual design discussions and for detailed design reviews.

This tool is ideal for propulsion integration engineers, aircraft conceptual designers, and graduate students studying gas dynamics and propulsion system aerodynamics.