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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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slide1

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

wireless mems sensor networks

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

slide3

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
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

tiered disaster emergency response

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
bcw monitoring

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

personnel secure area monitoring

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

slide9

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
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

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

slide12

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

slide13

Which Hardware?

Berkeley Crossbow Sensor

Crossbow transceiver

Crossbow Berkeley Motes

slide14

Microstrain Wireless Sensors

Microstrain

G-Sensor

Microstrain

Transceiver Connect to PC

Microstrain V-Link Transceiver

http://www.microstrain.com/index.cfm

RFID node

slide15

Discrete Event - triggers

Advise, Decision Assistance, Alarm

DSP- Data to Information

slide16

New Sensor Technologies- MEMS

Power Generation

New Sensing Methods

Optical Pulmonary

Pressure Sensor

E-Mag Vibration

E-Static

RFID

Membrane deflection FEA

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