8/13/2019 Sadraj diplomskog rada

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Sadraj

1. Uvod ........................................................................................................................ 1

2. Osnovni podaci o vozilu ........................................................................................ 2

3. Uopteno o nainu rada pojedinih sistema na ovom vozilu............................... 5

3.1 ECU (Engine Control Unit)Upravljaka jedinica motora............................. 5

3.2 Common rail sistem ubrizgavanja ..................................................................... 8

3.3 Delovi common rail sistema ............................................................................. 10

4. Pregled motornog prostora .................................................................................. 17

5. Osigurai i releji.................................................................................................... 24

5.1 Princip rada releja ............................................................................................. 29

5.2 Kakoproveriti ispravnost osiguraa i releja..................................................... 31

6. Elektrine prikljune eme.................................................................................. 32

6.1 Senzor pritiska u rail-u...................................................................................... 33

6.2 Senzor pritiska u usisnoj cevi / Senzor teperature usisanog vazudha .............. 34

6.3 Senzor pozicije pedale gasa ............................................................................. 36

6.4 Senzor pozicije radilice .................................................................................... 37

6.5 Senzor pozicije bregaste .................................................................................. 40

6.6 Upravljaka jedinica prigune leptir klapne.................................................... 43

6.7 EGR ................................................................................................................. 44

6.8 Lambda sonda ................................................................................................. 46

6.9 Grejanje filtera goriva ..................................................................................... 49

6.10 Senzor sadraja vode u gorivu...................................................................... 50

6.11 Prekida svetla konice................................................................................. 51

6.12 Ventil pritiska punjenja ................................................................................. 526.13 Diferencijalni senzor pritiska izduvnih gasova ............................................. 55

6.14 Senzor pritiska klima ureaja........................................................................ 56

6.15 Senzor temperature sredstva za hlaenje..................................................... 57

6.16 Senzor teperature izduvnog gasa 1/2 ............................................................ 58

6.17 Upravljaki ureaj vremena rada grejaa..................................................... 61

6.18 Kontrolna tabla ............................................................................................. 63

6.19 Protokomer sa vruim filmom...................................................................... 64

6.20 Elektropokreta (Anlaser)............................................................................ 66

6.21 CAN magistrala ............................................................................................ 67

6.22 OBD prikljuak............................................................................................ 68

6.23 Upravljaki ureaj ventilatora hladnjaka..................................................... 70

6.24 Senzor nivoa goriva ...................................................................................... 71

6.25 Relej kompresora klime / Magnetno kvailo kompresora klime.................. 72

6.26 Prekida kvaila............................................................................................ 73

6.27 Prekida nivoa motornog ulja/ Pritisna sklopka, za ulje u motoru .............. 73

7. Komunikaciona merenja .................................................................................... 74

8/13/2019 Sadraj diplomskog rada

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8. Aktuatori i test funkcija ....................................................................................... 81

8.1 Test funkcije ventilatora hladnjaka ................................................................... 84

8.2 Quantity comparison test .................................................................................. 86

9. Snimanje signala osciloskopom ........................................................................... 87

9.1 Glavno ubrizgavanje ......................................................................................... 87

9.2 MAF senzor ...................................................................................................... 89

9.3 Senzor pritiska u rail-u ...................................................................................... 92

9.4 Senzor pritiska turbine ...................................................................................... 94

9.5 Regualtor pritiska u rail-u ................................................................................. 96

10. Zakljuak............................................................................................................. 98

11. Literatura ............................................................................................................. 99