- subsynchronous
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b) orbiting closer to a planet that if it were in a synchronous orbit
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subsynchronous
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Subsynchronous orbit — A subsynchronous orbit refers to the orbit of a satellite that is nearer the planet than it would be if it were in synchronous orbit, i.e. the orbital period is less than the sidereal day of the planet. An Earth satellite that is in (a prograde)… … Wikipedia
subsynchronous resonance — subsinchroninis rezonansas statusas T sritis radioelektronika atitikmenys: angl. subsynchronous resonance vok. subsynchrone Resonanz, f rus. подсинхронный резонанс, m pranc. résonance sous synchrone, f … Radioelektronikos terminų žodynas
subsynchronous orbit — noun The orbit of a satellite that is nearer the planet than it would be if it were in synchronous orbit … Wiktionary
orbit, subsynchronous satellite — A satellite orbit that is at lower altitude than the 35,880 kilometers required for a synchronous equatorial orbit … IT glossary of terms, acronyms and abbreviations
Doubly-fed electric machine — Doubly fed electric machines (i.e., electric motors or electric generators) belong to a category of electric machines that incorporate two multiphase winding sets of similar power rating that have independent means of excitation. As a result,… … Wikipedia
Doubly fed electric machine — Doubly fed electric machines are electric motors or electric generators that have windings on both stationary and rotating parts, where both windings transfer significant power between shaft and electrical system. Doubly fed machines are useful… … Wikipedia
Satellite — This article is about artificial satellites. For natural satellites, also known as moons, see Natural satellite. For other uses, see Satellite (disambiguation). An animation depicting the orbits of GPS satellites in medium Earth orbit … Wikipedia
Geosynchronous orbit — A geosynchronous orbit is an orbit around the Earth with an orbital period matching the Earth s sidereal rotation period [V. Chobotov, ed., (1996) Orbital Mechanics, 2nd edition , AIAA Education Series, p. 304.] . This synchronization means that… … Wikipedia
Synchronous orbit — A synchronous orbit is an orbit in which an orbiting body (usually a satellite) has a period equal to the average rotational period of the body being orbited (usually a planet), and in the same direction of rotation as that body.PropertiesA… … Wikipedia
Shaded-pole synchronous motor — Shaded pole synchronous motors are a class of AC motor.Like a shaded pole induction motor, they use field coils with additional copper shading coils (see the illustration) to produce a weakly rotating magnetic field. But unlike a shaded pole… … Wikipedia
