力帆-火花塞匹配

SparkPlugApplication火花塞匹SparkPlug火花塞 SparkPlugApplication/火花塞匹 -:ApplicationPrinciple&Steps/匹配的原理和-Frequentysis/ SparkPlugApplication火花塞GeneralConceptsofSparkPlugSparkPlugStructure/火花塞結(jié)構(gòu)Terminalnut/接線螺帽：鋼黃銅鋅合金Contactbolt/接線螺桿：冷拔鋼Insulator/絕緣體：三氧化二鋁陶瓷Contactpacket/接觸粉：玻璃粉炭灰Captivewasher//彈簧鋼Ceterelectrode/中心電極：NiNiY芯部：斷部：Pt/Ni10Groundelectrode/NiNiY芯部： SparkPlugApplication火花塞GeneralConceptsofSparkPlugSparkPlugSpecifications/火花塞性能參數(shù)WithdrawalForce/抗拉強(qiáng)度：min2000BreakdownVoltage/擊穿電壓：min30TighteningTorque/擰緊力矩：20...30/<200mTightness/min.upto200°CMaxTemperature/最高溫度 SparkPlugApplication火花塞GeneralConceptsofSparkPlug/SparkPlug /火花塞電阻1610 SparkPlugApplication火花塞GeneralConceptsofSparkPlug/SparkPlugDischargeDesigns/火花塞放電形式設(shè)計(jì)AirGap

Semi-SurfaceElectrodeElectrodeElectrode

SurfaceElectrode SparkPlugApplication火花塞GeneralConceptsofSparkPlug/SparkPlugElectrodeConfiguration/火花塞電極結(jié)SemiLong- AirGap

Semi-Surface

Super

Surface

SparkPlugApplication火花塞GeneralConceptsofSparkPlug/SparkPlugHeat-FlowDistribution/火花塞導(dǎo)熱途徑分布TerminalNut

ca.1ca.2InnerSealingSeat-OuterSealingInnerSealingThreadFreshGasflowing

ca.5ca.72ca.20 SparkPlugApplication火花塞GeneralConceptsofSparkPlug/SparkPlugHeatValue/火花塞熱值?Hot“Spark

?Cold“SparkHeatAbsorbingHeatLargeHeatAbsorbingSmallHeat

SmallHeatAbsorbingGoodHeat SparkPlugApplication/火花塞匹 -:ApplicationPrinciple&Steps/匹配的原理和-Frequentysis/常見問題 SparkPlugApplication火花塞ApplicationPrinciple&StepsIF&CeELTemp.Distribution/絕緣體裙部和中心電極溫度分布TemperatureTemperaturein/溫度

InsulatorCenterElectrode

SparkPlugApplication火花塞ApplicationPrinciple&StepsOperatingTemperatureofIF/絕緣體裙部工作溫度//

HighHeatValue/高熱值MediumHeatValue/中等熱值LowHeatValue/低熱值

自點(diǎn)火范

安全范OperatingTemp.工作溫度0

低于自凈溫度范 EnginePowerOutput/ 功率輸出（

絕緣體小頭開始積炭絕緣體積炭開始向中心電極發(fā)展=>沿面跳火火花沿著炭層大呼吸室（熱室）分流電阻減小絕緣體小頭開始積炭絕緣體積炭開始向中心電極發(fā)展=>沿面跳火火花沿著炭層大呼吸室（熱室）分流電阻減小ApplicationPrinciple&Step123ShuntFormationMechanism/123SparkPlugApplication火花塞ApplicationPrinciple&StepSparkPlugtooColdforEngine/火花塞對(duì) 來(lái)說(shuō)太冷NewSpark

After CarbonSootLayer/積碳FullFullFunction/NoSparkMisfire/ SparkPlugApplication火花塞ApplicationPrinciple&Step 來(lái)說(shuō)太熱 GroundElectrode/側(cè)電極moltenoff/:DestroyeDestroyeSparkPlugandprobablydamageEngine/火花塞或 SparkPlugApplication火花塞ApplicationPrinciple&StepDifferentsparkplugApplicationDifferentsparkplugDifferentDifferentengine 不同的 結(jié) pressureincombustionchamberDifferentheatpressureincombustionchamber不同的熱值,SuitableSuitableHeat-RangeoftheSparkPlugHastobeDeterminedforEvery SparkPlugApplication火花塞ApplicationPrinciple&StepApplicationSteps/匹配的步驟BasicBasicInflammationMeasurements/ElectrodeGap/電極間2.2.ApplicationMeasurements(Temp.+HeatValue)/匹配試驗(yàn)（溫度、熱值3.3.EnduranceTest/耐久性試-Life SparkPlugApplication火花塞ApplicationPrinciple&StepBasicapplicationMeasurement/基本匹配試驗(yàn)DeterminationofhottestTemperatureMeasurementofCenterTemperatureMeasurementofCenterandGroundElectrodeVerificationofsparkplugconcept(Tmax<900°C)IonicCurrent

DeterminationofheatSufficientsafetymarginto SparkPlugApplication火花塞ApplicationPrinciple&StepTemperatureMeasurementDevice/溫度測(cè)量裝置 SparkPlugApplication火花塞ApplicationPrinciple&StepOMüTransmitter(OMü10)/OMü傳送器Transmitignitionsignaltosparkplug/ SparkPlugApplication火花塞ApplicationPrinciple&StepTemperatureMeasuringSparkPlug/測(cè)溫火花塞ThermalCouple/CenterElectrode/MeasuringPoint/ SparkPlugApplication火花塞ApplicationPrinciple&StepDockingStationwithLaptop/帶手提電腦的擴(kuò)展塢ProcessingandtransmittingofDisplayingandcontrollingof SparkPlugApplication火花塞ApplicationPrinciple&StepConnectionofTemperatureMeasurement溫度測(cè)量裝置連接圖OMüIgnition

Test

SparkPlugApplication火花塞ApplicationPrinciple&StepTemperatureCurvesinDifferentCyl./不同氣缸的溫度曲線TemperatureTemperatureCenterElectrodein

Temperaturemeasurementind-icatesthehottestcylinderandoperationpoint.溫度測(cè) 最熱氣缸和工況

Thetemperatureofcenterandgroundelectrodemayreach900℃ 達(dá) SparkPlugApplication火花塞ApplicationPrinciple&StepIonicCurrentConcept/離子流的概念DC-Voltage V IonsintheFlameasChargeCurrentFlowcanbe=Ionic SparkPlugApplication火花塞ApplicationPrinciple&StepIonicCurrentMeasurementDevice/離子流測(cè)量裝置 SparkPlugApplication火花塞ApplicationPrinciple&StepIgnitionSwitchingUnit/點(diǎn)火控制開關(guān)TransmitignitionvoltagetosparkSwitchoffnormalignitionvoltage/ SparkPlugApplication火花塞ApplicationPrinciple&StepIonicCurrentMeasuringHead/離子流測(cè)量頭TransmitignitionsignaltoTransmitioniccurrentsignaltoioniccurrentadapter/向適配器傳 SparkPlugApplication火花塞ApplicationPrinciple&StepIonicCurrentAdapter/離子流適配器AmplifyandprocessioniccurrentTransmitioniccurrentsignalto SparkPlugApplication火花塞ApplicationPrinciple&StepConnectionofIonicCurrentMeasurement離子流測(cè)量裝置接線圖Ioniccurrent

IoniccurrentIgnitionIgnition

Test

SparkPlugApplication火花塞ApplicationPrinciple&StepA:normalignitionA:normalignitioneignitionPre-ignitionscanbedetectedbyariseofioniccurrentbefo-retheelectricalignitionpoint.ecrankignitionC:suppressedspark D:suppressedsparkwithoutthermalpost-ignition ecrankIgnitionecrankignitionC:suppressedspark D:suppressedsparkwithoutthermalpost-ignition ecrankIgnition SparkPlugApplication火花塞ApplicationPrinciple&StepCombustionChamberPressureandIonicCurrent/燃燒室壓力和離子流

IonicCurrent/

SuppressedSparkwithPost-IgnitionIgnitionPoint/點(diǎn)火 °CrankAngle/曲軸轉(zhuǎn) SparkPlugApplication火花塞ApplicationPrinciple&StepDefinitionofPost-andPre-IgnitionRates/后、早火率的定義

50Or50

失火Or50ign.

Or50

失火Or50ign _

50熱值為 0%

后

后

后熱值

6%Post-Heat熱值

早

SparkPlugApplication火花塞ApplicationPrinciple&StepPost-andPre-IgnitionRateCurves后、早火率曲線Post-IgnitionPost-IgnitionRatein0

fullload/SafetyMargins/安全范圍Twoheatvaluescolderthansparkplugthatcausespre-ignition.Sparkplugwiththe heatvaluemaycauseapost-ignitionrateof40%

Speedin

SparkPlugApplication/火花塞匹 -:ApplicationPrinciple&Steps/匹配的原理和-Frequentysis/常見問題 SparkPlugApplication火花塞Frequent ysis絕緣體小頭、電極和火花塞殼體上附著了一層絨狀的黑原因：1.燃油空氣混合氣調(diào)整不正確（化油器、燃油噴 SparkPlugApplication火花塞Frequent ysisOilfouling/機(jī)油污原因：1. 措施：大修 SparkPlugApplication火花塞Frequent ysisMechanismoffouling/積炭和污垢形成發(fā) SparkPlugApplication火花塞Frequent ysisLeaddeposits/鉛的沉原因：燃油添加劑含鉛。釉質(zhì)是發(fā)在較高負(fù)荷、 SparkPlugApplication火花塞Frequent ysisAshdeposits/灰狀沉積 損措施：維修 SparkPlugApplication火花塞Frequent ysisMMTdeposits/MMT紅色沉積 部表面跳火，燃燒不穩(wěn)定，發(fā)高速、大負(fù)荷 SparkPlugApplication火花塞Frequent ysisMeltingoncenterelectrode/中心電極熔 措施：檢查 SparkPlugApplication火花塞Frequent ysisMeltedelectrodes/電極熔：功率降低， 完全失效措施：檢查發(fā)、點(diǎn)火、噴射和進(jìn)氣系統(tǒng)，更換火花 SparkPlugApplication火花塞Frequent ysisErodedgroundelectrode/側(cè)電極嚴(yán)重?zé)蛩赜绊懭紵覂?nèi)的氣流方式，發(fā)爆擊穿已嚴(yán)重增大的電極間隙），起 SparkPlugApplication火花塞Frequent ysisInsulatornosebroken/絕緣體小頭極受壓）情況可能是由絕緣體和中心電極之 SparkPlugApplication火花塞Frequent ysisInsulatorheadflashover/絕緣體表面閃 SparkPlugApplication火花塞Frequent ysisInsulatorheadbroken/絕緣體大頭 SparkPlugApplication火花塞Frequent ysisInsulatorheadcracks/絕緣體大頭 SparkPlugApplication火花塞Frequent ysisGrElDeformed/側(cè)電極 SparkPlugApplication火花塞Frequent ysis ExtremelyPressedSealingRing/HairCrackinThread/ SparkPlugApplication火花塞Frequent ysis BreakofHousing/ SparkPlugApplication火花塞Frequent ysisTooSmallTorqueorDefectiveThread/扭力太小或羅螺紋有 SealingRingnotEnoughThiscanleadtobadheattransferbetweensparkplugandcylinderhead,whichcanresultinthermaloverloadofthesparkplugandenginedamage SparkPlugApplication/火花塞匹 -:ApplicationPrinciple&Steps/匹配的原理和-Frequentysis/常見問題 SparkPlugApplication火花塞FutureTrendsTrendsandRequirements/趨勢(shì)和要highercompressionratio(esp.GDI charging(compressor,turbo,E-retardedignitiontiming/stratified-charge-operation,EGR,leancylinderheaddesignforincreasedwaterchannelsandlargervalveorifices

higherignitionhotterelectrodes,morecorrosiveanderosivewear smallerandlonger SparkPlugApplication火花塞FutureTrends00 1.020°0° SparkPlugApplication火花塞FutureTrendsSpaceRequirements/空間?SW21,

SW16,

SW14,

SW14,

?smallersmallerandlongercylinderheaddesignforincreasedwaterchannelsandcylinderheaddesignforincreasedwaterchannelsandlargervalveholes/在氣缸蓋 SparkPlugApplication火花塞FutureTrendsElectricfieldstrength/電場(chǎng)50M14,SW M14,SW

M12,SWthread

M10,SW M8,SW SparkPlugApplication火花塞FutureTrendsRequirementsofInsulator/對(duì)絕緣體的IncreasingIgnition

ReducedWall-HigherpressuresatHigherdemandonignition SW21,SW14,Demandofhigher SparkPlugApplication火花塞FutureTrends

Optimisedcompositionofthefluxes(sameAl2O3-content)/優(yōu)化的成分 Betterqualityofthealumina/優(yōu)質(zhì)氧化鋁(lessNa2O/更少的氧化鈉)App.40%higherdielectricComparablemechanicaland

?Ceramicwithhigherdielectricstrength“ SparkPlugApplication火花塞FutureTrendsWearof ectrodeMaterials/ 極材料的磨ElectrodeElectrodeGapGrowth間隙增加量

PreciousMetalAlloyImprovedNiYAlloyStandardNiAlloy

Standard標(biāo)準(zhǔn)的鎳合鎳釔合PreciousMetal貴金屬（鉑-0

OperatingTime工作時(shí)間

SparkPlugApplication火花塞FutureTrends90tkmDurabilityTestinthesame在同一車輛上進(jìn)行的9萬(wàn)公里耐久性試驗(yàn)

SparkPlugApplication火花塞FutureTrendsNewmaterialfromBosch,NGK,andDenso/博世、NGK和電裝的新材

(OEsparkplug,e.g.PFR6Q/用于主機(jī)，如PFR6Q)(OEsparkplug,e.g.IFR6A/用于主機(jī)，如IFR6A)(OEsparkpluge.gIFR5J11/用于主機(jī)，如IFR5J11)(Aftermarketsparkplug?IriwayY2O3-content1%/ (OEandIAM,e.gSK16SK20/售后市場(chǎng)，如SK16 SparkPlugApplication火花塞FutureTrendsMaterialproperties/材料特Iridiumhashighermeltingpoint,strength,andhardnesscomparedwithPlatinum/和鉑 Theseparametersarenotrelevantforsparkplugapplications/這些參數(shù)與火花塞的應(yīng)用關(guān)Highmeltingpoin