Emerging Technology Emerging Technology Optical Imaging Leak Optical Imaging Leak Detection Detection EPA’s Natural Gas STAR Program, EPA’s Natural Gas STAR Program, Pioneer Natural Resources USA, Inc., and Pioneer Natural Resources USA, Inc., and The Gas Processors Association The Gas Processors Association June 17, 2003 June 17, 2003
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Emerging Technology Optical Imaging Leak Detection EPA’s Natural Gas STAR Program, Pioneer Natural Resources USA, Inc., and Pioneer Natural Resources USA,
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Optical Imaging Technology for DI&MOptical Imaging Technology for DI&M IR BAGI CameraIR BAGI Camera IMSS IR CameraIMSS IR Camera Motion pictures of BAGI leak detectionsMotion pictures of BAGI leak detections
Optical Imaging Technology for DI&MOptical Imaging Technology for DI&M
Class of technologies that use principles of Class of technologies that use principles of infrared light and optics to create an image infrared light and optics to create an image of chemical emission plumesof chemical emission plumes
Offer more cost-effective use of resources Offer more cost-effective use of resources (labor, equipment etc.)(labor, equipment etc.) Screen hundreds of components an hourScreen hundreds of components an hour Quicker identification & repair of leaksQuicker identification & repair of leaks
Technologies for Methane DetectionTechnologies for Methane Detection
Two technologies currently in developmentTwo technologies currently in development Backscatter Absorption Backscatter Absorption Gas ImagingGas Imaging ((BAGI)BAGI)
Viewing area illuminated with IR laser lightViewing area illuminated with IR laser light IR camera images reflected laser lightIR camera images reflected laser light Gas cloud absorbs the IR light (negative image)Gas cloud absorbs the IR light (negative image)
Image Multi-Spectral Sensing (IMSS)Image Multi-Spectral Sensing (IMSS) IR camera acquires image in full light spectrumIR camera acquires image in full light spectrum Optics separate and recombine selected spectrum Optics separate and recombine selected spectrum
emitted by chosen chemicals to create an imageemitted by chosen chemicals to create an image Computer processes into a false-color image of Computer processes into a false-color image of
emission plume superimposed on visible imageemission plume superimposed on visible image
Backscatter Absorption Backscatter Absorption Gas ImagingGas Imaging ((BAGI) ProcessBAGI) Process
Incident IR laser light Incident IR laser light reflects off background & reflects off background & returns to camerareturns to camera
IR camera creates black & IR camera creates black & white image of equipmentwhite image of equipment
Chemical plume absorbs Chemical plume absorbs IR light creating a IR light creating a negative imagenegative image
Leak plume appears as a Leak plume appears as a black, smoky image in black, smoky image in BAGI cameraBAGI camera Source: As Adapted from McRae, Tom, GasVue: A Rapid Leak
Location Technology for Large VOC Fugitive Emissions. (Presentation at the CSI Petroleum Refining Sector Equipment Leaks Group, Washington, DC, Sept. 9, 1997).
Note: Although this Exhibit shows the gas in contact with the background material, it is not a requirement that the gas be in contact with the background. The gas plume need only be between the background and the infrared camera.
Incident infraredlaser light
Incident infraredlaser light absorbed by chemical plume
Joint Government – Industry Test Initiative, Joint Government – Industry Test Initiative, 1999 - present1999 - present Laboratory TestingLaboratory Testing Chemical PlantsChemical Plants RefineriesRefineries
EPA, DOE, Texas Environmental Agencies, EPA, DOE, Texas Environmental Agencies, API and petroleum companiesAPI and petroleum companies
API Member Company RepresentativesAPI Member Company Representatives Technical review and project planningTechnical review and project planning
API StaffAPI Staff Funding of studies, coordination of regulatory activitiesFunding of studies, coordination of regulatory activities
Department of Energy-Office of Fossil FuelsDepartment of Energy-Office of Fossil Fuels Funding fiber laser development at Sandia LabsFunding fiber laser development at Sandia Labs
Department of Energy-Office of Industrial TechnologyDepartment of Energy-Office of Industrial Technology Funding fiber laser development at Sandia LabsFunding fiber laser development at Sandia Labs
EPA-National Enforcement and Investigation CenterEPA-National Enforcement and Investigation Center Looking for reliable alternative to Method 21Looking for reliable alternative to Method 21
EPA-Office of Air Quality Planning and StandardsEPA-Office of Air Quality Planning and Standards Responsible for preparing regulatory change documentationResponsible for preparing regulatory change documentation
Contributions by ManyContributions by Many National Advisory Committee on Environmental Policy and National Advisory Committee on Environmental Policy and
TechnologyTechnology EPA advisory group that funded early analysesEPA advisory group that funded early analyses
Laser Imaging Systems, Inc.Laser Imaging Systems, Inc. Holds patent on scanner used in fiber laserHolds patent on scanner used in fiber laser
Sandia National LaboratorySandia National Laboratory Development of fiber laser, has several patent applications, leading Development of fiber laser, has several patent applications, leading
discussions with vendors for commercializationdiscussions with vendors for commercialization ICF ConsultingICF Consulting
Protocols, data analysis, reporting, QA/QC, funded by EPA and APIProtocols, data analysis, reporting, QA/QC, funded by EPA and API URS RadianURS Radian
Performed bagging emissions quantification during field testsPerformed bagging emissions quantification during field tests Texas Council on Environmental TechnologiesTexas Council on Environmental Technologies
Funding additional testing of alternative imaging technologiesFunding additional testing of alternative imaging technologies