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Safety and Reliability

Safety and Reliability. Seraj Dosenbach Greg Lammers Beau Morrison Ananya Panja. Critical Safety & Reliability Issues. Safety Concerns Sonar Sensor Failure Motor Control Failure Reliability Concerns Servo Driver Failure Switching Regulator Failures. Most Likely to Fail Components.

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Safety and Reliability

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  1. Safety and Reliability SerajDosenbach Greg Lammers Beau Morrison AnanyaPanja

  2. Critical Safety & Reliability Issues • Safety Concerns • Sonar Sensor Failure • Motor Control Failure • Reliability Concerns • Servo Driver Failure • Switching Regulator Failures

  3. Most Likely to Fail Components • HCS9S12A256 Microcontroller • Complexity • VNH3SP30 H-Bridge • High Current • LT1374 Switching Regulator • High Power Supply • AP1509 Switching Regulator • High Power Supply

  4. FMECA Analysis Table

  5. Possible Improvements • Breakaway E-Switch • Acts as a “leash” • Add Stationary Logic Hub • Place microcontroller at stationary location

  6. Questions?

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