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1 Todays lecture Refresh basic mechanics –Angular momentum –Moment of inertia –Torque Gyros –Platforms –Strap-down Inertial Measurement Units IMU Material.

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Presentation on theme: "1 Todays lecture Refresh basic mechanics –Angular momentum –Moment of inertia –Torque Gyros –Platforms –Strap-down Inertial Measurement Units IMU Material."— Presentation transcript:

1 1 Todays lecture Refresh basic mechanics –Angular momentum –Moment of inertia –Torque Gyros –Platforms –Strap-down Inertial Measurement Units IMU Material from Hyperphysics http://hyperphysics.phy- astr.gsu.edu/ http://hyperphysics.phy- astr.gsu.edu/ Fraden Chapter 8 Bosch/Sensonor Advances in Navigation Sensors and Integration Technology www.rta.nato.intwww.rta.nato.int Handbook of Virtual Environment Technology

2 2 Dreie impuls

3 3 Dreie impuls og treghetsmoment

4 4 (Kraft-) moment

5 5 Mekaniske gyro prinsipper Gyro kompass (Gyro stabilized platform) =0 L Rate gyro (Strap-down gyro) Følger ”bilen” Måles

6 6 Bosch gyro

7 7 Automotive rate gyro Sensonor

8 8 Fiber optisk ring gyro

9 9 IMU-INS Inertial measurement unit (IMU) Inertial navigation system (INS)

10 10 Militære anvendelser og krav

11 11 Handbook of Virtual Environment Technology

12 12 Teknologiske trender (2003)

13 13 Akselerometere (2003)

14 14 Kostnadsbildet

15 15 Teknologiforventninger (2003)


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