About 93,900 results
Open links in new tab
  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 …

  2. Ramjet / Scramjet Thrust - NASA

    May 13, 2021 · A ramjet engine provides a simple, light propulsion system for high speed flight. Likewise, the supersonic combustion ramjet, or scramjet, provides high thrust and low weight …

  3. 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 …

  4. 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 …

  5. Jet engine - Ramjets, Supersonic Combustion | Britannica

    Nov 20, 2025 · This combination of circumstances gives rise to the ramjet, a jet engine in which the pressure increase is attributable only to the ram effect of the high flight speed; no …

  6. 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 …

  7. Evolution of Ramjet Engines: Past and Present

    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 …

  8. 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 …

  9. In a 1st in world, Army set to deploy ramjet-powered shells for …

    Jan 4, 2026 · India News: NEW DELHI: The Indian Army is on the cusp of becoming the world’s first armed force to operationally deploy ramjet-powered artillery shells for its 15.

  10. The Ramjet / Scramjet Engine - Aviation History

    A ramjet has no moving parts and achieves compression of intake air by the forward speed of the air vehicle. Air entering the intake of a supersonic aircraft is slowed by aerodynamic diffusion …