CR Injector
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Transcript of CR Injector
![Page 1: CR Injector](https://reader035.fdocuments.us/reader035/viewer/2022081412/545f8f0caf79592b708b4f66/html5/thumbnails/1.jpg)
Common Rail Injector
![Page 2: CR Injector](https://reader035.fdocuments.us/reader035/viewer/2022081412/545f8f0caf79592b708b4f66/html5/thumbnails/2.jpg)
Common Rail Injectors
• First Generation Injectors– Solenoid Type
• Bosch• Denso
![Page 3: CR Injector](https://reader035.fdocuments.us/reader035/viewer/2022081412/545f8f0caf79592b708b4f66/html5/thumbnails/3.jpg)
First Generation InjectorsBasic principle Denso
![Page 4: CR Injector](https://reader035.fdocuments.us/reader035/viewer/2022081412/545f8f0caf79592b708b4f66/html5/thumbnails/4.jpg)
First Generation InjectorsTimeline
![Page 5: CR Injector](https://reader035.fdocuments.us/reader035/viewer/2022081412/545f8f0caf79592b708b4f66/html5/thumbnails/5.jpg)
First Generation InjectorsX2
Specifications:-135MPa-Pilot Injections
Compensation:-Non-Resistance
![Page 6: CR Injector](https://reader035.fdocuments.us/reader035/viewer/2022081412/545f8f0caf79592b708b4f66/html5/thumbnails/6.jpg)
First Generation Injectors
![Page 7: CR Injector](https://reader035.fdocuments.us/reader035/viewer/2022081412/545f8f0caf79592b708b4f66/html5/thumbnails/7.jpg)
Common Rail Injectors
• Second Generation Injectors– Solenoid Type– ECU Coding
• Delphi Diesel • Denso • Bosch
![Page 8: CR Injector](https://reader035.fdocuments.us/reader035/viewer/2022081412/545f8f0caf79592b708b4f66/html5/thumbnails/8.jpg)
Second Generation InjectorsG2
Specifications:-180MPa-Multiple Injections
Compensation:-Non-Resistance-QR Code
Denso
![Page 9: CR Injector](https://reader035.fdocuments.us/reader035/viewer/2022081412/545f8f0caf79592b708b4f66/html5/thumbnails/9.jpg)
Specification
•1600bar•Multiple Injection•16 digit alphanumeric C2i code
Second Generation Injectors
![Page 10: CR Injector](https://reader035.fdocuments.us/reader035/viewer/2022081412/545f8f0caf79592b708b4f66/html5/thumbnails/10.jpg)
Second Generation Injectors
![Page 11: CR Injector](https://reader035.fdocuments.us/reader035/viewer/2022081412/545f8f0caf79592b708b4f66/html5/thumbnails/11.jpg)
Common Rail Injectors
• Third Generation Injectors– Piezo Crystal
• Delphi Diesel• Denso• Siemens• Bosch
![Page 12: CR Injector](https://reader035.fdocuments.us/reader035/viewer/2022081412/545f8f0caf79592b708b4f66/html5/thumbnails/12.jpg)
BasicSpecs:
-In the cylinder head180 MPa
Number of injection holes:
Type:Piëzo
Number of injections:5
10
Piezo Injector
![Page 13: CR Injector](https://reader035.fdocuments.us/reader035/viewer/2022081412/545f8f0caf79592b708b4f66/html5/thumbnails/13.jpg)
Piezo InjectorPiezo elements
Electrode
Piezoelectric Element
Laminated
Construction
Piezoelectric Element
![Page 14: CR Injector](https://reader035.fdocuments.us/reader035/viewer/2022081412/545f8f0caf79592b708b4f66/html5/thumbnails/14.jpg)
Piezo Injector
3 Way Valve
Piezo Stack
Hydraulic Movement Structure
Needle Back Pressure( Operation Room
Working principle
![Page 15: CR Injector](https://reader035.fdocuments.us/reader035/viewer/2022081412/545f8f0caf79592b708b4f66/html5/thumbnails/15.jpg)
Piezo injectorWorking
principle