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High Resolution, Low Cost Ultrasound Camera for In-service Composite NDI Robert Lasser , Marvin Lasser , Ron Westerni PowerPoint Presentation
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High Resolution, Low Cost Ultrasound Camera for In-service Composite NDI Robert Lasser , Marvin Lasser , Ron Westernik , John Kula, David Rich Imperium, Inc. Imperium. Formed in 1996 Focused solely on ultrasound camera technology In development for 10 years, now selling commercially

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slide1

High Resolution, Low Cost Ultrasound Camera for In-service Composite NDI

Robert Lasser, Marvin Lasser, Ron Westernik, John Kula, David Rich

Imperium, Inc.

imperium
Imperium
  • Formed in 1996
  • Focused solely on ultrasound camera technology
  • In development for 10 years, now selling commercially
  • Implement for different embodiments of ultrasound camera
slide3

Easy-to-Interpret Image Examples

Imperium

Conventional

Bone

Medical Image of Finger:

Industrial

Detection of Fault:

Defect

industry sectors
Industry Sectors
  • Industrial
  • Underwater
  • Biometrics
  • Medical
imperium architecture
Imperium Architecture

Apply optical imaging techniques to ultrasound

Optical Sensor

Lens

imperium architecture1
Imperium Architecture

Acoustic Flashlight

Ultrasound Sensor

Acoustic Lens Set

through transmission
Through Transmission

Imaging Array

Acoustic Lens

Target

Source Transducer

imaging array

Ultrasound

(

piezoelectric)

Read out

material

integrated circuit

(ROIC)

Pin Grid Array

Package

Wire bonds

Imaging Array

Multiplexing

Piezoelectric Layer

Signal Conditioning

Pre-amp/ detection

I500 to I600

slide11

Pulse Echo – 50/50 Beamsplitter

Sound

Transmitter

Pulse echo image of quarter

Array

Subsurface fault

Video

Water

Lens

Acoustic beamsplitter

Target

camera head cutaway
Camera Head Cutaway

Source transducer

Imaging Array

Target

LCD

Acoustic Lens

Beamsplitter

impact damage in composite structure
Impact Damage in Composite Structure

One inch

Leading Edge Inspection

range gating
Range Gating

Gate 1

Gate 2

Gate 3

presentation of imagery and a scan match gates
Presentation of Imagery and A-scan/ Match Gates

Set A-scan gates, automatically changes C-scan gates

production scanning results atk thiokol
Production Scanning Results: ATK Thiokol

Hex nut and paper clip placed

on surface

Graphite/epoxy laminate defect standard

with embedded Teflon wafers

slide23

UT camera scan with stitching

algorithm applied

- 0.3” scan increment

Conventional immersion scan

- 2.25 MHz, 0.25” diameter transducer

- 0.075 scan increment

future developments pulse echo
Future Developments: Pulse Echo

Handheld portion goes from 4 lbs. to 2 lbs.

current development camcorder handheld
Current Development: ‘Camcorder’ Handheld

Focus with finger

Strap

Grip

Handheld portion goes from 4 lbs. to under 2 lbs.

time of flight color code different depths
Time of flight: color code different depths

Blue: Level 1

Red: Level 2

Yellow: Level 3

2

3

3

1

2

Increments to be selected by user (e.g. 1 mm)

slide31

Boeing Remote NDI Program

  • Lack of trained NDI personnel
  • Use by non-certified personnel
  • SIMPLE, SIMPLE, SIMPLE
  • Remotely monitored in real time
  • Wireless
  • Program began in early 2007
slide32

Remote Wireless NDI Program

C-scan, A-scan, Audio, Video of inspection

Audio, Control of camera

slide33

Boeing Remote NDI Program

  • Successful demonstration Fall 2008
  • Equipment at Boeing’s Everett, WA production facility
  • Remotely monitored at Boeing’ GoldCare center in Seattle, WA
  • Pilot program with airlines during 2009