propellant fraction

propellant fraction
относительный вес топлива ракеты; отношение стартового веса ракеты к весу топлива; отношение веса топлива к стартовому весу ракеты; весовая отдача по топливу

English-russian astronautics dictionary. - M.: Military Publishing house. . 1964.

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  • Propellant mass fraction — In aerospace engineering, the propellant mass fraction is a measure of a vehicle s performance, determined as the portion of the vehicle s mass which does not reach the destination. In a spacecraft, this is an orbit, while for aircraft it is… …   Wikipedia

  • Fuel fraction — An aircraft s fuel fraction, fuel weight fraction, [cite book | last = Brandt | first = Steven | title = Introduction to Aeronautics: a Design Perspective | publisher = AIAA (American Institute of Aeronautics Ast | pages = p. 359 | year = 2004 |… …   Wikipedia

  • Rocket propellant — is mass that is stored, usually in some form of propellant tank, prior to being used as the propulsive mass that is ejected from a rocket engine in the form of a fluid jet to produce thrust.Chemical rocket propellants are most commonly used,… …   Wikipedia

  • Ammonium perchlorate composite propellant — (APCP) is a modern solid rocket propellant used in both manned and unmanned rocket vehicles. It differs from many traditional solid rocket propellants such as black powder or Zinc Sulfur, not only in chemical composition and overall performance,… …   Wikipedia

  • Royal Navy Propellant Factory, Caerwent — The Royal Navy Propellant Factory, Caerwent, Monmouthshire, UK, (later RAF Caerwent) was dedicated to the manufacture of explosives or the storage of ammunition from 1939 to 1993. It is a large military site and is situated north of the A48 road… …   Wikipedia

  • Mass fraction — The mass fraction may refer to: Propellant mass fraction, in aerospace engineering, the amount of mass left behind such as the stages of rockets Payload fraction, also in aerospace engineering, characterizes the efficiency of the mass to be… …   Wikipedia

  • Rocket — This article is about vehicles powered by rocket engines. For other uses, see Rocket (disambiguation). A Soyuz U, at Baikonur Site 1/5 A rocket is a missile, spacecraft, aircraft or other vehicle which obtains thrust from a rocket engi …   Wikipedia

  • Single-stage-to-orbit — The VentureStar was a proposed SSTO spaceplane. A single stage to orbit (or SSTO) vehicle reaches orbit from the surface of a body without jettisoning hardware, expending only propellants and fluids. The term usually, but not exclusively, refers… …   Wikipedia

  • Mass ratio — Astrodynamics Orbital mechanics Equations …   Wikipedia

  • Spacecraft propulsion — A remote camera captures a close up view of a Space Shuttle Main Engine during a test firing at the John C. Stennis Space Center in Hancock County, Mississippi Spacecraft propulsion is any method used to accelerate spacecraft and artificial… …   Wikipedia

  • Rocket engine — RS 68 being tested at NASA s Stennis Space Center. The nearly transparent exhaust is due to this engine s exhaust being mostly superheated steam (water vapor from its propellants, hydrogen and oxygen) …   Wikipedia


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