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  1. Ramjet - Wikipedia

    A ramjet is a form of airbreathing jet engine that requires forward motion of the engine to provide air for combustion. Ramjets work most efficiently at supersonic speeds around Mach 3 (2,300 mph; 3,700 …

  2. Ramjet | Supersonic, Jet Engines, Propulsion | Britannica

    Nov 20, 2025 · Ramjet, air-breathing jet engine that operates with no major moving parts. It relies on the craft’s forward motion to draw in air and on a specially shaped intake passage to compress the air for …

  3. Ramjet Thrust - NASA

    A ramjet engine provides a simple, light propulsion system for high speed flight. Unlike a turbojet engine, a ramjet has no moving parts, only an inlet, a combustor that consists of a fuel injector and a flame …

  4. How Ramjets Work - HowStuffWorks

    Apr 16, 2024 · A ramjet is a type of air-breathing jet engine that operates on the principle of compressing incoming air without the need for rotating parts. It relies on the high-speed forward motion of the …

  5. Ramjet Engines: Evolution and Future Potential

    Mar 27, 2025 · A ramjet engine is a type of air-breathing engine that is commonly used in aircraft. It operates by taking in incoming air and subsequently releasing hot gases, which in turn produce …

  6. Ramjets and Scramjets - Purdue University

    A ramjet uses the ram effect, compression in an inlet, for all of the compression in an engine. Hence, it has no rotor or blades; the air is compressed by the inlet (using a series of internal/external shocks), …

  7. Ramjet – Definition & Detailed Explanation - Sentinel Mission

    Nov 20, 2025 · What is a Ramjet? A ramjet is a type of air-breathing jet engine that operates without the use of rotating machinery, such as a turbine. It is a simple yet powerful propulsion system that relies …

  8. Ramjet Overview Original idea predates turbojet 1913: French patent (Lorin) 1930’s and early 1940’s: development work in Soviet Union and Germany, including engine flight tests late 1940’s: first flight …

  9. Ramjet - SKYbrary Aviation Safety

    A ramjet is a variant of an air breathing jet engine that does not include a rotary compressor; rather, it uses the engine's forward motion to compress the incoming air. A ramjet cannot function at zero …

  10. Army's 'Ramjet' 155 MM Artillery: Watch | IIT Madras Military Tech To ...

    3 days ago · The Indian Army is all set to be the world’s first to use ramjet powered 155 MM artillery shells. Innovative minds at the Indian Institute of Technology in M...