How to Use ramjet in a Sentence

ramjet

noun

• The ramjet led to the scramjet, which was designed to go as much as 15 times the speed of sound.
  — Caroline Delbert, Popular Mechanics, 2 Dec. 2020
• The ramjet/scramjet would then carry an aircraft to speeds over Mach 5.
  — Jay Bennett, Popular Mechanics, 12 Jan. 2018
• At high-speed, the engine works like a ramjet, ramming increased amounts of air through the engine chamber to create much, much more thrust.
  — Kyle Mizokami, Popular Mechanics, 13 Sep. 2021
• Here’s why: This kind of projectile uses what’s known as a ramjet engine.
  — Alex Ward, Vox, 13 Aug. 2019
• These have descended from the idea of the turbojet, and on the family tree of jet propulsion, the turbojet and ramjet are something like cousins.
  — Caroline Delbert, Popular Mechanics, 2 Dec. 2020
• Powered by a ramjet, the round uses the surrounding air as fuel, reducing the need for fuel on board the shell itself.
  — Kyle Mizokami, Popular Mechanics, 17 Oct. 2018
• In addition to being faster, ramjets can travel three times as far on the same amount of fuel as a standard rocket motor.
  — Kyle Mizokami, Popular Mechanics, 20 Mar. 2017
• In the Saudi-Ukrainian project, the ramjet will accelerate the vehicle between Mach 4 and 6.
  — Anatoly Zak, Popular Mechanics, 14 Mar. 2018
• Multiple companies are working on engines that combine a jet and ramjet, or a jet and a rocket.
  — Manasee Wagh, Popular Mechanics, 15 Apr. 2022
• Unlike conventional artillery, the new shell uses a ramjet engine to fly farther and faster.
  — Kyle Mizokami, Popular Mechanics, 12 Aug. 2022
• For this plane, the two engines would share the same air inlets, and the jet engines would operate up to Mach 2 or 3 before the inlets seal off the jet engine and divert air into the ramjets, which can handle faster airflow.
  — Eric Adams, WIRED, 28 June 2018
• The ramjet instead uses the shockwaves created by traveling at such high speeds to squeeze incoming air.
  — Kate Baggaley /, NBC News, 31 Jan. 2018
• Missiles and artillery shells are on the cusp of a major breakthrough, thanks to research into ramjet engine technology.
  — Kyle Mizokami, Popular Mechanics, 17 Oct. 2019
• In order to start up, though, ramjets typically need a speed boost from something else—usually a booster rocket.
  — Sean Gallagher, Ars Technica, 22 Mar. 2018
• Adding an air-breathing ramjet in place of a traditional, solid-fuel rocket motor can help.
  — David Axe, Forbes, 21 May 2021
• In addition to providing speed, a ramjet also ensures that a missile doesn’t start slowing down at maximum range.
  — Kyle Mizokami, Popular Mechanics, 10 Feb. 2021
• The idea is a decades-old theoretical variation on a scramjet, itself a variation on the ramjet, building on generations of work on high-speed flight.
  — Caroline Delbert, Popular Mechanics, 2 Dec. 2020
• Shockwaves rapidly mix fluid streams, which is a requirement for a supersonic-air ramjet.
  — Caroline Delbert, Popular Mechanics, 4 Aug. 2020
• Such systems use a standard jet engine for launch and landing and to build enough speed in flight to feed air into a second turbine—known as a ramjet or scramjet—which produces more power, but requires high-speed air flow in order to ignite.
  — J. George Gorant, Robb Report, 19 Aug. 2021
• To bridge the gap, Aerojet Rocketdyne will need to both increase the maximum operational speed of the turbojet and decrease the minimum operational speed of a ramjet.
  — Jay Bennett, Popular Mechanics, 10 Oct. 2017
• These are propelled by underwater ramjets rather than propellers and travel inside a bubble of gas to reduce friction, achieving speeds in excess of 200 mph.
  — David Hambling, Popular Mechanics, 18 Jan. 2019
• Hermeus’s combined cycle engine can work like a regular turbofan or ramjet engine, reaching a speed of Mach 5.
  — Kyle Mizokami, Popular Mechanics, 7 Aug. 2020
• Enlarge / Simple ramjet operation, with Mach numbers of flow shown.
  — Jennifer Ouellette, Ars Technica, 6 Jan. 2022
• Why, for example, does the mothership appear to be some sort of sleek supersonic/hypersonic aircraft with what looks like ramjet engines?
  — Kyle Mizokami, Popular Mechanics, 8 Mar. 2018
• Capable of being launched from a fighter jet or bomber, it would be powered by a supersonic combustion ramjet, or scramjet, enabling the missile to fly and maneuver at lower altitudes.
  — Robert Burns, The Christian Science Monitor, 20 May 2020
• Its unique trick involved the ability to transition from turbojet engine to turbo-ramjet engine in flight, sucking in vast amounts of oxygen-rich air and burning it to drastically increase engine output.
  — Kyle Mizokami, Popular Mechanics, 10 Mar. 2021
• Integrating a turbine engine and a ramjet/scramjet will come with some significant engineering hurdles to clear.
  — Jay Bennett, Popular Mechanics, 10 Oct. 2017
• At high supersonic and low subsonic speeds, the air ingested by an engine gradually increases in temperature, and this hot air makes a ramjet engine less efficient.
  — Kyle Mizokami, Popular Mechanics, 7 Aug. 2020
• On February 1950, while testing an experimental ramjet, the airplane received substantial damage after sliding off the runway during landing.
  — Chris Clarke, Popular Mechanics, 4 Jan. 2019
• The Meteor missile that The Economist mentions is actually operational, while Chinese ramjet air-to-air missile development is still experiencing problems.
  — Kyle Mizokami, Popular Mechanics, 16 Feb. 2018

Last Updated: 24 Jul 2024