propellant specific impulse

propellant specific impulse
удельный импульс ракетного топлива

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

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  • Specific impulse — (usually abbreviated I sp) is a way to describe the efficiency of rocket and jet engines. It represents the impulse (change in momentum) per unit of propellant. The higher the specific impulse, the less propellant is needed to gain a given amount …   Wikipedia

  • specific impulse — noun : the thrust produced per unit rate of consumption of the propellant usually specified in pounds of thrust per pound of propellant used per second and forming a measure of the efficiency of performance of a rocket engine * * * Rocketry. 1. a …   Useful english dictionary

  • specific impulse — Rocketry. 1. a measure, usually in seconds, of the efficiency with which a rocket engine utilizes its propellants, equal to the number of pounds of thrust produced per pound of propellant burned per second. 2. the specific impulse that a given… …   Universalium

  • System-specific impulse — The term System specific Impulse, I ssp is mostly used to describe the performance of jet propulsion systems. A reference number is introduced, which defines the total impulse, I tot, delivered by the system, divided by the system mass, m PS: I… …   Wikipedia

  • specific impulse — noun Date: 1947 the thrust produced per unit rate of consumption of the propellant that is usually expressed in pounds of thrust per pound of propellant used per second and that is a measure of the efficiency of a rocket engine …   New Collegiate Dictionary

  • specific impulse — noun The ratio of the thrust produced by a rocket or other jet engine to the rate of use of propellant …   Wiktionary

  • specific impulse — /spəˌsɪfɪk ˈɪmpʌls/ (say spuh.sifik impuls) noun Aeronautics a measure of the efficiency of a rocket propellant in terms of the ratio of the thrust produced to the rate of consumption …  

  • Variable Specific Impulse Magnetoplasma Rocket — Artist s impression of several VASIMR engines propelling a craft through space The Variable Specific Impulse Magnetoplasma Rocket (VASIMR) is an electro magnetic thruster for spacecraft propulsion. It uses radio waves to ionize and heat a… …   Wikipedia

  • Impulse (disambiguation) — Impulse, in mechanics, is something that changes the momentum of an object.Impulse may also mean:In psychology*Impulse (psychology), a wish or urge, particularly a sudden one.In law* Irresistible impulse, a defense by excuse in which the… …   Wikipedia

  • Propellant — A propellant is a material that is used to move ( propel ) an object. This will often involve a chemical reaction. It may be a gas, liquid, plasma, or, before the chemical reaction, a solid.Common chemical propellants consist of a fuel, like… …   Wikipedia

  • Impulse — Contents 1 Science 2 Film and television 3 Print media 4 M …   Wikipedia


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