et

reaktiivhooratas

1 substantive

Terminological databases

Metroloogia terminibaas

ID 630787 Last modified 31.03.2024
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Domain measuring equipment - control equipmentcontrol technique - automatic control - dosagemetrology
  • hooratas, mida kasutavad kosmoseaparaadid peamiselt kolmeteljelise asendi juhtimiseks ning see ei vaja rakette ega pöördemomendi väliseid aplikaatoreid, kusjuures see ratas tagab suure mõõte- ja juhtimistäpsuse ja on eriti kasulik siis, kui kosmoseaparaati tuleb pöörata väga väikeste nurkade võrra, näiteks hoides teleskoopi tähe poole suunatuna
  • wheel that is use primarily by spacecraft for three-axis attitude control, and does not require rockets or external applicators of torque, whereat they provide a high pointing accuracy, and are particularly useful when the spacecraft must be rotated by very small amounts, such as keeping a telescope pointed at a star
reaktiivhooratas
Usage examples
  • Reaktiivhooratast käitatakse kui impulsiratast, kasutades seda konstantsel (või peaaegu konstantsel) pöörlemissagedusel, et anda satelliidile suur hulk salvestatud nurgamomente.
reaction wheel
Usage examples
  • A reaction wheel is sometimes operated as (and referred to as) a momentum wheel, by operating it at a constant (or near-constant) rotation speed, to provide a satellite with a large amount of stored angular momentum.

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