On Board Fuel Quality Sensor - US Department of Energy€¦ · ON BOARD FUEL QUALITY SENSORON BOARD...
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Copyright SP3H2007 – all rights reserved ON BOARD FUEL QUALITY SENSOR ON BOARD FUEL QUALITY SENSOR 16 th August 2007 Dr Alain LUNATI ™ 1
Transcript of On Board Fuel Quality Sensor - US Department of Energy€¦ · ON BOARD FUEL QUALITY SENSORON BOARD...
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ON BOARD FUEL QUALITY SENSORON BOARD FUEL QUALITY SENSOR16th August 2007
Dr Alain LUNATI
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DIESEL VARIABILITY GEOGRAPHICAL CONSTRAINTS - COLD START PROBLEM
DIESEL VARIABILITYGEOGRAPHICAL CONSTRAINTS - COLD START PROBLEM
In °F
Mineapolis
L.A.
Source : World climate review 2005
Direct impact on all the others physical aDirect impact on all the others phy nd chemical propertiessical and chemical properties ::Density / distillation curve / cetane number orDensity / distillation cur %ve / cetane number or %AroAro
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<42 42.1-44 44.1-46 46.1-48 48.1-50 >50
27.3
22.3
30.1
10.3
5.0 5.0
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<42 42.1-44 44.1-46 46.1-48 48.1-50 >50
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<42 42.1-44 44.1-46 46.1-48 48.1-50 >50
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<42 42.1-44 44.1-46 46.1-48 48.1-50 >50
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<42 42.1-44 44.1-46 46.1-48 48.1-50 >50
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<42 42.1-44 44.1-46 46.1-48 48.1-50 >50
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NORTH AMERICA DIESEL EXISTING VARIABILITY FORNORTH AMERICA DIESEL EXISTING VARIABILITY FOR CETANE NUMBERCETANE NUMBER
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<42 42.1-44 44.1-46 46.1-48 48.1-50 >50
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Per
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Cetane number
Source GM-DEER 2006 from 2005 AAM winter & Summer Diesel Fuel survey
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NORTH AMERICA DIESEL RANGE VARIABILITY FORNORTH AMERICA DIESEL RANGE VARIABILITY FORCETANE NUMBERCETANE NUMBER
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<42 42.1-44 44.1-46 46.1-48 48.1-50 >50
27.3
22.3
30.1
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Per
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Source GM-DEER 2006 from 2005 AAM winter & Summer Diesel Fuel survey
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FACING THE FUEL DIVERSITY CHALLENGEFACING THE FUEL DIVERSITY CHALLENGETODAY AND TOMORROWTODAY AND TOMORROW
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Existing variability…
…And future variability
LIMITATIONS COME FROM EXISTING METHODS ANDLIMITATIONS COME FROM EXISTING METHODS AND STANDARDS…STANDARDS…
Fuel products characterization with normalized properties is a mFuel products characterization with normalized properties is a macroscopicacroscopic approach and therefore no longer compatible with DI diesel technapproach and therefore no longer compatible with DI diesel technologiesologies
Cetane Number Viscosity Density ASTM distillation Aromatics Cold flow properties …
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6 CFR (cetane) in 1940CFR (cetane) in 1940’’ss CFR (cetane) in 2007CFR (cetane) in 2007
…AND MUCH MORE ABOUT ANY REALISTIC ON BOARD SOLUTION… …AND MUCH MORE ABOUT ANY REALISTIC ON BOARD SOLUTION…
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SP3H ONBOARD PROCESS DESCRIPTIONSP3H ONBOARD PROCESS DESCRIPTIONC
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Proprietary technology using near infrared hardware, dedicatedProprietary technology using near infrared hardware, dedicated software and specific algorithmssoftware and specific algorithms
(II)(II)Information extractionInformation extraction
(I)(I)Data acquisitionData acquisition MCUMCU HCPHCP AroAro
HCP LinHCP LinHCPHCP OxyOxy ™ ……....
NIR sensorNIR sensor NIR spectrumNIR spectrum HydroCHy arbon ProfilersdroCarbon Profilers= RAW data= RAW data
(III)(III)EngineEngine Bus / CAN
ManagementManagement
ECUECU8
SP3H ON BOARD FUEL QUALITY SENSORSP3H ON BOARD FUEL QUALITY SENSORC
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(I) Data acquisition(I) Data acquisition
NEAR INFRARED PRINCIPLESNEAR INFRARED PRINCIPLES
SourceSource Intensity IIntensity I00 Intensity IIntensity I NIR detectorNIR detector
Absorbency = Log( I0 / I ) C-H
Fuel sampleFuel sample O-H N-H S-H
v1 A B v0
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v1 A B v0
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(II) Information extraction(II) Information extraction
HYDROCARBON PROFILERS : A REAL FUEL “DNA”HYDROCARBON PROFILERS : A REAL FUEL “DNA”
Advanced product classificationAdvanced product classification
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HYDROCARBON PROFILERS : A REAL FUEL “DNA”HYDROCARBON PROFILERS : A REAL FUEL “DNA”C
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Advanced product classificationAdvanced product classification
HCP CYCHCP CYC
HCP OLEFHCP OLEF
HCP ISOHCP ISO
HCP LINHCP LIN
HCP AROHCP ARO
x4
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x1
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x1
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HYDROCARBON PROFILERS MATRIXHYDROCARBON PROFILERS MATRIX
Advanced product classificationAdvanced product classification
-0.25
-0.2
-0.15
-0.1
-0.05
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800 850 900 950 1000
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HC, PM=HC, PM=ffengine,operatingengine,operating conditionsconditions(( HCPHCP))NOxNOx==ffengine,operatingengine,operating conditcond ionsioit ns((HCPHCP))Ignition delay=Ignition delay=ffengine,operatingengine,operating conditicondit ono si ns((HCPHCP))13
FUEL PRODUCTS DISCRIMINATION USING 2D HCP MAPFUEL PRODUCTS DISCRIMINATION USING 2D HCP MAPC
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GASOLINE FUEL PRODUCTS DISCRIMINATION USING HCPGASOLINE FUEL PRODUCTS DISCRIMINATION USING HCP C
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DIESEL PRODUCTS DISCRIMINATION USING HCPDIESEL PRODUCTS DISCRIMINATION USING HCP
B100
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HCP DISCRIMINATION OF %BIODIESEL IN DIESELHCP DISCRIMINATION OF %BIODIESEL IN DIESELRAPESEED METHYL ESTER VARIATIONRAPESEED METHYL ESTER VARIATION
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HCP DISCRIMINATION OF VIRGIN OIL IN DIESEL FUELHCP DISCRIMINATION OF VIRGIN OIL IN DIESEL FUEL RAPESEED OIL % VARIATION EXAMPLERAPESEED OIL % VARIATION EXAMPLE
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HCP DISCRIMINATION BY ORIGINHCP DISCRIMINATION BY ORIGIN DIFFERENT VIRGIN OILSDIFFERENT VIRGIN OILS
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GO / groundnut oil
GO / rapeseed oil
GO / sunflower oil
100%
100%
100%0%
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PERFORMANCE PROBLEMS IDENTIFICATIONPERFORMANCE PROBLEMS IDENTIFICATIONHYDROCARBON PROFILERS :HYDROCARBON PROFILERS :
Diesel self ignition delay exampleDiesel self ignition delay example
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RegularRegular
PremiumPremium
LowLow
PremiumPremium
High Cetane number
Combustion / Noise / cold start / NOx
Low Cetane number
Max PM & HC
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HCP FUEL QUALITY SENSOR VALUE PROPOSITION SUMMARYHCP FUEL QUALITY SENSOR VALUE PROPOSITION SUMMARY C
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EngiEnginene paraparametermeter
HCP (Fuel paraHCP (Fuel parametersmeters equequiivalent )valent )
SP3HSP3H SensorSensor
InjectionInjection advanceadvance
Auto iAuto iggnitinition delayon delayBio fBio fuuel coel content anntent and td tyypepe
InjectionInjection timing &timing &Multi pointMulti point injectioninjection managemanagementment
Auto iAuto iggnitinition delayon delayDensityDensityHeaHeavvyy aromaaroma ttic contentic contentViscosityViscosityBio fBio fuuel tel tyype and contentpe and contentDistillation curvDistillation curvee
EGR /EGR / TURBOTURBO
Auto iAuto iggnitinition delayon delayBio fBio fuuel coel contentntentBBiioo fufu eell tyty ppeeDensityDensityHeaHeavvyy aromaaroma ttic contentic contentViscosityViscosityDistillation curvDistillation curvee
AfteAfterr treatmenttreatment
DensityDensityHeaHeavvyy aromaaroma ttic contentic contentViscosityViscosityBio fBio fuuel tel tyype and contentpe and content
Cycle to cycle instability independentCycle to cycle instability independent of Fuel qualityof Fuel quality
Detection of cylinder to cylinderDetection of cylinder to cylinder variabilityvariability
Cost (under evaluation)Cost (under evaluation)
DurabilityDurability
Detection of molecules thatDetection of molecules that contributes to fuel dilutioncontributes to fuel dilution
Detection of Gasoline in the DieselDetection of Gasoline in the Diesel FuelFuel
Detection of high Sulfur ContentDetection of high Sulfur Content
HCP (Fuel parameters equivalent)HCP (Fuel parameters equivalent)
IndependeIndependent of thent of the number ofnumber of cylinderscylinders
SP3HSP3H SensorSensor
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THANK YOUTHANK YOU
+33 4 42 97 69 50+33 4 42 97 69 [email protected]@sp3h.fr www.sp3h.comwww.sp3h.com
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