CubeWheel Large

CubeWheel comes in Small, Medium and Large sizes. It  is a complete reactionwheel that includes a highly balanced flywheel disc, brushless motor, driver, and microcontroller. These wheels can be given a speed reference command through I2C, UART and CAN, and integrates easily with any ADAC system.

Main Features

Motors:

 · Brushless DC motor to minimise friction

 · Vacuum-rated bearings

Electronics:

· 12-bit angular rate feedback

 · Integrated electronics which includes drive circuitry and speed control algorithms

 · I2C, UART, and CAN interfaces

Mechanical:

 · Various sizes：Small, Medium, and Large

 · Mountable in 3 axes

 · Mounting holes strengthened with heli-coils

 · Magnetically shielded using Mu-Metal

Application:

 · Can be used to exchange angular momentum with satellite body

 · Easily integrates with CubeADCS bundles

Testing & Heritage:

 · Vibration：8.03g RMS random

 · Thermal(Operational)：-10℃ to 70℃

 · Radiation：20kRad

 · >10 total yeas in-flight

Specifications:

 · Operating voltage (Vbattery=6.5V-16V) ：3.3V,Vbattery

 · Speed range：±6000rpm

 · Max Torque：2.3mNm

 · Momentum storage：30.61mNms

 · Peak power：< 4.5W

 · Power at 2000 rpm(8V;25℃)：<350mW

 · Dimensions：57 x 57 x 31.5mm

 · Mass：225 g