The CMGs reorient a satellite over a desired collection area in 4-5 seconds, compared to 30-45 seconds needed for traditional reaction wheels.
What does RW stand for?
RW stands for Reaction Wheel
This definition appears frequently and is found in the following Acronym Finder categories:
- Science, medicine, engineering, etc.
See other definitions of RW
We have 26 other meanings of RW in our Acronym Attic
- Raid Warning (gaming)
- Railway World (magazine; aka Railways)
- RailWorks (various companies)
- Rain Shower (weather reports)
- Random Walk
- Random Weight
- Rare Ware (game company)
- RationalWiki (website)
- Raw Water
Samples in periodicals archive:
But the spacecraft recently experienced a reaction wheel failure.
Tasked to design a system that allows the ROIC to rotate in space on three axes the team chose to use reaction wheels, proven technology used to position the Hubble Telescope and other satellites.
The division's products and capabilities include fiber-optic and ring laser gyros, reaction wheel assemblies, position navigation units and fire control and digital battlefield solutions.
Before coming home, the astronauts will also replace one of the observatory's reaction wheels, which keep the observatory focused on a celestial target.
Due to the low orbit (300km) atmospheric drag provides a stabilization torque that, used with reaction wheels and torque coils, provides stable pointing to within five degrees of Nadir throughout the orbit.
0 also will add magnetorquer coils -- electro-magnets that interact with Earth's magnetic field -- as well as reaction wheels to actively control the satellite's orientation in space.
The thrusters are used for making small corrections to the spacecraft's course, for some attitude control functions, and for making angular momentum adjustments in the reaction wheels, which also are used for attitude control.