住友挖掘機綜合參考電氣基礎

BETT&INSITETraining

電控發(fā)動機基礎培訓Coursecontents/本課程主要內(nèi)容：BETT基本電工理論及故障診斷排除INSITE5.4INSITE5.4介紹INSITE6.XINSITE6.X介紹BasicElectricalTheory&Troubleshooting

基本電工理論及故障診斷與排除Objective本課程主要內(nèi)容：BasicElectricalTheory基本電工理論DigitalMulti-meterUsage數(shù)字萬用表的使用ElectronicCircuits電路ElectronicControlSystemfamiliarization發(fā)動機電控系統(tǒng)ElectronicDiagramUsage電路圖的使用ElectricalWiring電控系統(tǒng)線束ElectricalTroubleshootingLogicalSteps

電控系統(tǒng)故障診斷步驟GatherInformation了解情況AnalyzeInformation分析原因PerformTests進行測試PerformRepairs進行維修Retest著車試驗BasicElectricalTheory

基本電工理論Definebasicelectricalterms明確基本電工術語Definebasicelectricalconcepts明確電學基本概念ExplainVoltage,Current,Resistance闡述電壓，電流，電阻Ohm’slaw歐姆定律Electricshock

觸電Electricshock觸電DigitalMulti-meterFeature

數(shù)字式萬用表特性Auto-range自動量程特性RangeHoldorManualHold量程保持特性Touchhold數(shù)據(jù)保持特性DigitalMulti-meterUsage

數(shù)字式萬用表的用途Totakevoltage測量電壓Totakecurrent測量電流Totakeresistance測量電阻Totestadiode測試二極管ElectricalCircuits

電路Acompletecircuit完整電路Circuittypes電路類型Calculatevoltage,currentandresistance電路參數(shù)計算Troubleshootingshortcircuits,opencircuits,andhighresistancecircuits電路故障診斷：短路，斷路及高電阻Differenttypesofelectricalcircuits

不同類型的電路Seriescircuit/串聯(lián)電路I=I1=I2U=U1+U2R=R1+R2Parallelcircuit/并聯(lián)電路U=U1＝U2I=I1＋I21/R=1/R1+1/R2Series/Parallelcircuit串/并聯(lián)電路Parallelcircuit/并聯(lián)部分U=U1＝U2I=I1＋I21/R=1/R1+1/R2Seriescircuit/串聯(lián)部分I=I1=I2U=U1+U2R=R1+R2ElectronicControlSystem

Familiarization

電子控制系統(tǒng)介紹Inputdevice/輸入設備Sensors/傳感器輸入Switches/開關輸入ElectronicControlModuleorECM/電子控制模塊microprocessor/微處理器Memory/存儲器Outputdevice/輸出設備Actuators/執(zhí)行器ElectronicControlSystem

Familiarization

電子控制系統(tǒng)介紹Inputdevice/輸入設備Sensors/傳感器輸入Switches/開關輸入ElectronicControlModuleorECM/電子控制模塊microprocessor/微處理器Memory/存儲器Outputdevice/輸出設備Actuators/執(zhí)行器Sensors傳感器Temperaturesensors溫度傳感器Pressuresensors壓力傳感器Combinationsensors組合式傳感器Fluidlevelsensors液位傳感器Speedandpositionsensors速度及位置傳感器TemperatureSensors

溫度傳感器Include/包括:Coolanttemperaturesensors冷卻液溫度傳感器Intakeairtemperaturesensors進氣溫度傳感器Fueltemperaturesensors燃油溫度傳感器Oiltemperaturesensors機油溫度傳感器OEMsuppliedtemperaturesensors主機廠提供的溫度傳感器FeatureofTemperatureSensors

溫度傳感器的特點TemperatureSensorsutilizethermistors溫度傳感器應用熱敏電阻Theresistanceofsensorsisfrom500ohmsto40kohms傳感器的電阻值范圍在500到40千Theresistanceofsensorsisinverselypropertionaltotemperature,thechangeinresistanceisnotliner傳感器的電阻與溫度成反比,這種變化不是線性的Troubleshootingtemperaturesensors:checktheresistanceofthesensors溫度傳感器的故障診斷：檢測傳感器的電阻ApplicationofPressureSensors

壓力傳感器的應用Oilpressuresensors機油壓力傳感器Ambientairpressuresensors大氣壓力傳感器Fuelpressuresensors燃油壓力傳感器Intakeairpressuresensors/Boostpressuresensors進氣壓力傳感器/增壓壓力傳感器OEMsuppliedpressuresensors主機廠提供的壓力傳感器TypeofPressureSensors

壓力傳感器的種類Capacitancepressuresensors電容壓力傳感器Crystalpressuresensors晶體壓力傳感器“Guage”pressuresensors“儀表”式壓力傳感器“Absolute”pressuresensors“絕對”壓力傳感器Combinationsensors

組合式傳感器Combinebothpressureandtemperaturesensorsinonehousing將壓力和溫度傳感器組合在同一殼體上Include/包括:Oilsensors機油組合傳感器Intakeairsensors進氣組合傳感器Fuelsensors燃油組合傳感器FluidLevelSensors

液位傳感器Coolantlevelsensor冷卻液液位傳感器Water-In-Fuelsensor油中有水傳感器SpeedandPositionSensors

速度及位置傳感器Enginespeedsensor發(fā)動機速度傳感器Enginepositionsensor發(fā)動機位置傳感器Vehiclespeedsensor車輛速度傳感器SpeedandPositionSensors

速度及位置傳感器Variablereluctancesensors可變磁組傳感器Halleffectsensors霍爾效應傳感器PositionSensor

位置傳感器Acceleratorpositionsensor油門踏板位置傳感器Idlevalidationsensor怠速有效傳感器Switch/開關SinglePole-SingleThrowSwitch單刀單擲開關SinglePole-DoubleThrowSwitch單刀雙擲開關Switch/開關DoublePole-SingleThrowSwitch雙刀單擲開關SymbolofSwitches

開關的符號SinglePole-SingleThrowSwitch單刀單擲開關SinglePole-DoubleThrowSwitch單刀雙擲開關DoublePole-SingleThrowSwitch雙刀單擲開關Actuators執(zhí)行器Solenoidsactuators電磁閥式執(zhí)行器PulseWidthModulationorPWMactuatorsPWM可變式執(zhí)行器Otherelectronicdevice

其它電器設備Thermaldevice/加熱器Relay/繼電器Lamp/指示燈Fuse/保險絲ElectricalDiagramUsage

電控系統(tǒng)電路圖的使用Typesofelectricaldiagrams電路圖類型Identifycomponentsonawiringdiagram識別電路圖中的各種符號Traceacircuitonawiringdiagram如何跟蹤電路圖中線路Colorcodedwires線路顏色含義ElectronicWiring

電控系統(tǒng)線束Wiretypesandwiregauge導線類型及標號Identifydifferentconnectortypes識別不同類型的傳感器接頭Identifythemethodsforrepairingdifferentconnectors掌握不同類型的傳感器接頭維修方法Connectortypes

傳感器接頭類型DeutschconnectorsDeutsch接頭WeatherPackconnectorsWeatherPack接頭Metri-PackconnectorsMetri-Pack接頭AMPconnectorsAMP接頭BoschconnectorsBosch接頭Deutschconnectors

Deutsch接頭3pin/3針6pin/6針9pin/9針21pin/21針29pin/29針DeutschconnectorsRepair

Deutsch接頭維修TerminalRemovalTools端線拆卸工具(專用)Size/規(guī)格Colorcoded/以顏色標記WeatherPackconnectors&Repair

WeatherPack接頭及維修2pin/2針3pin/3針4pin/4針TerminalRemovalTools端線拆卸工具（專用）Metri-Packconnectors

Metri-Pack接頭Terminalsarenotreplaceable端線不可維修Ifoneterminalisdamaged,theconnectormustbereplaced.如果某端線損壞了,必須更換整個接頭AMPconnectors&Repair

AMP接頭及維修ToconnectECM與ECM連接Manypininaconnectorbody接頭上有許多針TerminalsCanbereplacedindividually端線可單獨維修Boschconnectors&R