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F.L. Lewis, Assoc. Director for Research Moncrief-O’Donnell Endowed Chair Head, Controls, Sensors, MEMS Group. Automation & Robotics Research Institute The University of Texas at Arlington. http://ARRI.uta.edu/acs. Machinery monitoring & Condition-Based Maintenance (CBM / PHM / RUL)
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F.L. Lewis, Assoc. Director for Research Moncrief-O’Donnell Endowed Chair Head, Controls, Sensors, MEMS Group Automation & RoboticsResearch InstituteThe University of Texas at Arlington http://ARRI.uta.edu/acs
Machinery monitoring & Condition-Based Maintenance (CBM / PHM / RUL) • Remote site biochemical warfare (BCW) toxin monitoring • Personnel monitoring and secure area denial • Optical MEMS human biosensors Mems@uta.edu http://mems.uta.edu Wireless MEMS Sensor Networks New Initiative at ARRI $180K in ARO/ UTA/ Texas funding to set up ARRI MEMS lab $448K in MEMS & Network related Grants from NSF and ARO C&C UserInterface forwireless networks- Contact Frank LewisLewis@uta.edu http://arri.uta.edu/acs
Wireless Sensor Networks Vehicle Monitoring Animal Monitoring Medical Monitoring Machine Monitoring Wireless Data Collection Networks Wireless Sensor Wireless Sensor BSC (Base Station Controller, Preprocessing) BTS Management Center (Database large storage, analysis) Submarine Monitoring Data Acquisition Network Data Distribution Network transmitter Online monitoring Printer Server Wireless (Wi-Fi 802.11 2.4GHz BlueTooth Cellular Network, -CDMA, GSM) Wireland (Ethernet WLAN, Optical) PDA Any where to monitor and any where to access Cellular Phone Notebook PC
Wireless Sensor Net Research Areas • Sensor Technology MEMS • Node Technology DSP Power RF link • Wireless Networks Cellular network WLAN Other short range RF networks Multiple linked networks • Remote Access Terminals Wireless PDA, Wireless Laptop, Cellphone, Internet • Data management Sensor data storage DSP Data Access Alarming IEEE 1451 Standard for Smart Sensor Networks
Dr. Ron Blanck, President, UNT Health Science Center Tiered Disaster/Emergency Response Federal Response State Response Local Response Incident Commander • Full response requires local, state, and federal assets • State response includes National Guard • Military support requires Total Force involvement
MEMS sensors for biochemical species including anthrax, nerve gases, NOx, organophosphorus • Wireless Sensor Networks for remote site biochemical monitoring BCW Monitoring Structured chemically-activenanosphere thin film- Rajeshwar 3x3 IGEFET sensor micro-array- Kolesar Molecular Recognition- Rudkevich Microcantilever MEMS sensor array- Kolesar DSP and C&C User Interface for wireless networks- Lewis
Video Tracking/Surveillance Image Processing Sensor Layers VENTILATION Gas Sensors Biometrics . WALLS . . . HIGH SECURITY • Smart sensors and wireless MEMS sensor networks • Video surveillance and tracking • Biometrics and sensor fusion for personnel monitoring • Databases and Data Mining • Pervasive and mobile computing (PICO) • Agent-oriented software engineering • Psychology and Human Performance Prediction • Fail-safe construction and smart materials MEDIUM SECURITY Blast Layer Smart Materials Smart Sensors Smart Structures Data Fusion Data Mining LOW SECURITY . . Wireless Networks PICO Human Performance Screening Personnel Secure Area Monitoring Multiple-Clearance-Level Secure Access Areas Contact Behrooz ShiraziShirazi@cse.uta.edu www.iris.uta.edu
Mike Gandy, Lockheed ICAWS Manager Provides: • AV-Level Info Management • Intelligent FI • Prognostics/Trends • Auto. Logistics Enabling/Interface AMD/PMD . PHM Architecture and Enabling Technologies Air Vehicle On-Board Health Assessment Health Management, Reporting & Recording Autonomic Logistics & Off-Board PHM Flight Critical Results In: Crash Recorder NVM Displays & Controls • Decision Support • Troubleshooting and Repair • Condition-Based Maintenance • Efficient Logistics PVI PHM Area Managers Mission Critical PHM Data PMD Propulsion Vehicle Systems In-Flight & Maintenance Data Link AVPHM FCS/Utility Subsystems Hosted in ICP • ALIS • Automated Pilot / Maint. Debrief • Off-Board Prognostics • Intelligent Help Environment • Store / Distribute PHM Information Structures Maintenance Interface Functions Methods Used: • Sensor Fusion • Model-Based Reasoning • Tailored Algorithms • Systems Specific Logic / Rules • Feature Extraction Mission Systems PHM / Service Info PMA MS Subsystems MAINTAINER VEHICLE INTERFACE Database IETMs Consumables On-Board Diagnostics Hosted in ICP
Condition Based Monitoring System • Wireless Sensors • DSP • Base Station Transceiver • Base Station Controller • Wireless LAN network • Wireless Routers • Wireless Terminals • Access Device (PDA, laptop, Internet) & DSP • Alarm Functions
Condition Based Maintenance System Architecture DAQ and Monitoring Analysis Distributed DSP Wireless Sensor Wireless Transceiver Feature extraction Time Domain Frequency Domain Wavelet Preprocessing Monitoring Post Processing (Labview) Target Techniques Fuzzy Logic Neural Net Artificial Intelligent Offline Legacy Data Database Fault Pattern Training Sequence Functional Building Block Self Learning Fault Recognition Health Assessment Prognosis & Diagnosis Sensor Fusion Pattern Matching
Which Technology? Cellular Technologies • 2G Systems • 2.5G Systems • 3G Systems Wireless LAN Technology • 2.4 GHz Wireless LAN • 5 GHz Wireless LAN • Ad-hoc Mode • Infrastructure Mode Other Short-range Technologies • Home RF • Bluetooth • IrDA • IEEE 802.11 Cordless Telephony (cellphone) Internet
Which Hardware? Berkeley Crossbow Sensor Crossbow transceiver Crossbow Berkeley Motes
Microstrain Wireless Sensors Microstrain G-Sensor Microstrain Transceiver Connect to PC Microstrain V-Link Transceiver http://www.microstrain.com/index.cfm RFID node
Discrete Event - triggers Advise, Decision Assistance, Alarm DSP- Data to Information
New Sensor Technologies- MEMS Power Generation New Sensing Methods Optical Pulmonary Pressure Sensor E-Mag Vibration E-Static RFID Membrane deflection FEA