CubeWheel Small

4,300

The CubeWheel Small is a miniature reaction/momentum wheel used to control the attitude of a CubeSat. The compact module includes a brushless DC motor with vacuum-rated bearings, as well as the require drive electronics and speed control algorithms. The unit can interface via I2C, UART, or CAN.

Category:
  • Features
  • Performance
  • Product properties
  • Related products
  • Documents

Application:

Motor:

  • 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:

  • Compact size
  • Mountable in 3 axes
  • Magnetically shielded using Mu-Metal
  • Speed range: ±8000 RPM
  • Speed control accuracy: <5 RPM
  • Max torque: 0.23 mNm
  • Momentum storage (@8000 RPM): 1.7 mNms
  • Operating voltage: 3.3V / battery voltage (6.5V to 16V)
  • Average power consumption: <180 mW (@2000 RPM, 8V)
  • Peak power consumption: <600 mW (max torque, 8V)
  • I2C bus voltage: 3.3V
  • Mass: 60 g
  • Dimensions: 23 x 31 x 26 mm