1 todays lecture refresh basic mechanics –angular momentum –moment of inertia –torque gyros...
TRANSCRIPT
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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/• Fraden Chapter 8• Bosch/Sensonor• Advances in Navigation
Sensors and Integration Technology www.rta.nato.int
• Handbook of Virtual Environment Technology
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Dreie impuls
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Dreie impuls og treghetsmoment
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(Kraft-) moment
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Mekaniske gyro prinsipper
dt
Ld
Gyro kompass(Gyro stabilized platform) =0
L
Rate gyro(Strap-down gyro)
Følger ”bilen”Måles
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Bosch gyro
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Automotive rate gyro
Sensonor
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Fiber optisk ring gyro
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IMU-INS
• Inertial measurement unit (IMU)
• Inertial navigation system (INS)
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Militære anvendelser og krav
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Handbook of Virtual Environment Technology
![Page 12: 1 Todays lecture Refresh basic mechanics –Angular momentum –Moment of inertia –Torque Gyros –Platforms –Strap-down Inertial Measurement Units IMU Material](https://reader036.vdocument.in/reader036/viewer/2022062423/56649c6d5503460f9491edf4/html5/thumbnails/12.jpg)
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Teknologiske trender (2003)
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Akselerometere (2003)
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Kostnadsbildet
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Teknologiforventninger (2003)