dr. arnd schmücker, peter schwengler tgls, pipelines competence centre paris 12. september 2007
DESCRIPTION
GAS CAMERA Mobile imaging system to detect methane plumes from distances between 0 m and at least 100 m. Dr. Arnd Schmücker, Peter Schwengler TGLS, Pipelines Competence Centre Paris 12. September 2007. Overview. Project Goal Development Status Next Steps. 1. Project Goals. Vision: - PowerPoint PPT PresentationTRANSCRIPT
GAS CAMERA
Mobile imaging system to detectmethane plumes from distancesbetween 0 m and at least 100 m
Dr. Arnd Schmücker, Peter Schwengler
TGLS, Pipelines Competence Centre
Paris 12. September 2007
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Project Goal
Development
Status
1. Next Steps
Overview
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1. Project GoalsVision:Mobile imaging system to detectmethane plumes from distancesbetween 0 m and at least 100 m
Main Demands: Removable Low energy consumtion High measure responsivity Real time visualisation Easy handling All-purpose
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1. Project Goal: „Gas Camera“ Specification
Specification Overall RequirementsTarget gas Methane CH4Max. weight 25 kgDetection range 100 ppm mLeakage rate < 100 L/h (25 L/h under ideal conditions)Locality Pipelines and stations, open and closed; explosion
proofVisualisation Overlay of results with real video imageSpatial resolution min. 128 x 128 pixelService staff Work men with special trainingWeather condition All weather conditions ; -20°C up to 40°C Field of regard 100 m x 20 mFrame rate > 1/sEnergy Battery; min. 4 hours autonomic; < 100 W
(including computer)Max. dimensions 0,5 m x 0,3 m x 0,25 m
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2. Development Basis : IR-Spektroskopie• Spectrometer
• Scanner
• Video System
• PC Control Unit
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2. Development Basis: Interference Filter Principle
700 800 900 1000 1100 1200 1300 14000
0.2
0.4
0.6
0.8
Wavenumber (cm-1)
Filt
er T
rans
mis
sion
/Abs
orba
nce
Filter 1(Target Gas)
Filter 2(Reference)
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Calibration Unit
Filter Wheel
IR Lens
Detector Array
2. Development: Principe and Prototype
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3. Hardware-Status: Detector-Array
Frame GrabbersVideoCamera
• Full functionality implemented in
prototype system
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3. Software-Status
Video Image
Gas Imageoverlay
Control
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Measurement of Methane
Air temperature : 15.1 oCWall temperature : 18.3 oCDistance : 6 mRelease rate : 340 L/h
3. Measurements
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Measurement of Methane
Air temperature : 17.2 oCWall temperature : 21.2 oCDistance : 14 mRelease rate : 34 L/h
3. Measurements
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4. Status and Next Steps Automatic calibration unit Gigabit ethernet “Frame Grabbers” implementation System control via ethernet Control-Electronic development Video image background and gas image overlay Control and anlysis software development Basic-Detector-Array development Detector-Array implementation Market study Milestone I (Prototype finished): October 2007 Field trials under real conditions