Real-Time Sensor Validation

Expert Microsystems, Inc.

Orangevale, CA

Real-time decision algorithm enables very high reliability sensor data validation for performance critical systems

• Prototype system validates 15 Space Shuttle Main Engine (SSME) sensors in real-time
• Reliably detects sensor failures from Start to Shutdown command
• Embedded in Boeing's Advanced Fault Tolerant Flight Computer and successfully tested
• Embedded in Lockheed-Martin's Modular Rocket Engine Control Software and successfully tested
• Current commercial software has been upgraded for on-line equipment condition monitoring

• Phase III follow-on Government contracts from NASA, Air Force, DOE, and State of California totaling $3M
• Commercial software released in 2000 under the SureSense® trademark
• Users include domestic and international power generation and aerospace companies

• Recently used in Boeing Rocketdyne's RS-83 and RS-84 main engine development programs
• Deploying at Arnold Engineering Development Center for on-line equipment condition monitoring during turbine engine ground testing

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