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DLC in car engine components Nouman Ahmed

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. DLC in car engine components Nouman Ahmed. Valve Seats & Springs. Piston Rings. Connecting Rods. Differential Shaft. Ball Joint. Exhaust. Cylinder bores. Brake Discs. Switch Shaft. Injection. Transmission Gear. Shifter Forks. Synchronizor Rings. Lambda Sensor.

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Presentation Transcript
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Valve Seats & Springs

Piston Rings

Connecting Rods

Differential Shaft

Ball Joint

Exhaust

Cylinder bores

Brake Discs

Switch Shaft

Injection

Transmission Gear

Shifter Forks

Synchronizor Rings

Lambda Sensor

dlc application in car engine
DLC Application In Car Engine
  • Cam Shaft
  • Crank Shaft
  • Engine piston Top
  • Oil Piston Rings
  • Valve Lifter
  • Piston Pin
  • Fuel Pump Components
targets
Targets
  • Reduce energy consumption
  • Improved fuel efficiency and reduction of CO2 emission
  • Power Amplification
  • Better Acceleration
  • Increase Wear Resistance
  • Decreasing Friction
camshaft dlc coating
Camshaft DLC Coating

Tetrahedral Amorphous carbon (ta-C) coated has been applied to gasoline engines from autumn 2006 for the first time in the

World .t

impact wear mechanism
IMPACT WEAR MECHANISM
  • Though a solution by using the DLC coatings has practically
  • applied in the industry, nobody knows how the Impact wear mechanisms of the DLC
  • coating acts in low-load .
  • Future Research
engine components
Engine Components

Pistons DLC Coating

  • Prevent knocking
  • Prevent Hot spots

Piston Pin DLC Coating

  • Bearing Bushes

are not needed

with DLC Coating

future developments and economic consideration
Future developments and economic consideration
  • Designers within the racing industry see the key driving forces of automotive engine coating development as being one or more of the following.
  • Lower friction
  • Greater reliability
  • Greater load capacity
  • Lower part cost
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