cryogenic propellants

См. также в других словарях:

• Cryogenic fuel — Cryogenic fuels are fuels that require storage at extremely low temperatures in order to maintain them in a liquid state. Cryogenic fuels most often constitute liquefied gases such as liquid hydrogen. Some rocket engines use regenerative cooling …   Wikipedia

• Cryogenic rocket engine — Vulcain engine of Ariane 5 rocket …   Wikipedia

• Propellants —    This is a combination of fuel and oxidizer used in rocket engines to supply thrust. NASA currently uses four types of propellants.    Petroleum RP 1 (refined petroleum) is a very pure form of kerosene, and used as a propellant in the first… …   The writer's dictionary of science fiction, fantasy, horror and mythology

• Liquid rocket propellants — The highest specific impulse chemical rockets use liquid propellants. This type of propellent has a long history going back to the first rockets and is still in use in for example the Space Shuttle and Ariane 5. History Early developmentOn March… …   Wikipedia

• launch vehicle — Aerospace. a rocket used to launch a spacecraft or satellite into orbit or a space probe into space. [1955 1960] * * * Rocket system that boosts a spacecraft into Earth orbit or beyond Earth s gravitational pull. A wide variety of launch vehicles …   Universalium

• Bipropellant rocket — A bipropellant rocket engine is a rocket engine that uses two propellants (very often liquid propellants) which are kept separately prior to reacting to form a hot gas to be used for propulsion.In contrast, most solid rockets have single solid… …   Wikipedia

• Liquid rocket — A liquid rocket is a rocket with an engine that uses propellants in liquid form. Liquids are desirable because their reasonably high density allows the volume and hence the mass of the tanks to be relatively low, resulting in a high mass ratio.… …   Wikipedia

• Hypergolic propellant — A hypergolic propellant is either of the two rocket propellants used in a hypergolic rocket engine, which spontaneously ignite when they come into contact. The two propellants are usually termed the fuel and the oxidizer . Although hypergolic… …   Wikipedia

• AQM-37 Jayhawk — infobox Aircraft name = AQM 37 Jayhawk type = Unmanned aerial vehicle drone manufacturer = Beechcraft caption = An AQM 37A target under the wing of an A 6E Intruder. designer = first flight = May 1961 introduction = retired = status = primary… …   Wikipedia

• Long March (rocket family) — A Long March rocket (simplified Chinese: 长征系列运载火箭; traditional Chinese: 長征系列運載火箭; pinyin: Chángzhēng xìliè yùnzài huǒjiàn) or Chang Zheng rocket as in Chinese pinyin is any rocket in a family of expendable launch systems operated by the People s… …   Wikipedia

• Long March rocket — A Long March rocket (zh stp|s=长征系列运载火箭|t=長征系列運載火箭|p=Chángzhēng xìliè yùnzài huǒjiàn) is any rocket in a family of expendable launch systems operated by the People s Republic of China. Development and design falls under the auspices of the China… …   Wikipedia