Turbo Chargers & Spares

BRANDS WE DEALS WITH

BBC, Mitsubishi, KKB/ Holset, KKK, Napier, MAN B&W,ABB

Turbochargers

Function and Benefits:

• Function: Turbochargers use exhaust gases from the engine to spin a turbine, which drives a compressor that forces additional air into the combustion chamber.
• Benefits: Increased engine power and efficiency, improved fuel economy, reduced emissions (when properly maintained).

Types of Turbochargers:

1. Single-Turbo: Common in most applications, providing a significant boost in power.
2. Twin-Turbo: Uses two turbochargers, either in parallel or sequentially, for smoother and broader power delivery.
3. Variable Geometry Turbo (VGT): Adjusts the angle of the turbine blades to optimize performance across a range of speeds and loads.
4. Twin-Scroll Turbo: Divides the exhaust pulses into two streams for improved turbine efficiency and reduced turbo lag.
5. Electric Turbo: Uses an electric motor to spin the compressor, eliminating lag and providing immediate boost.

Common Spare Parts for Turbochargers

1. Turbine Wheel and Shaft:
   • Function: The turbine wheel is driven by exhaust gases, and the shaft transmits this motion to the compressor wheel.
   • Material: Typically made of high-temperature resistant materials like Inconel.
2. Compressor Wheel:
   • Function: Compresses incoming air and forces it into the engine.
   • Material: Often made from aluminum or titanium for strength and lightweight properties.
3. Bearing Housing:
   • Function: Houses the bearings that support the turbine and compressor shafts.
   • Material: Usually made from cast iron or aluminum alloys.
4. Bearings:
   • Types: Journal bearings and ball bearings.
   • Function: Reduce friction and support the rotating shaft.
5. Oil Seals:
   • Function: Prevent oil from leaking into the compressor and turbine housings.
   • Material: High-temperature resistant rubber or metal.
6. Turbine Housing:
   • Function: Contains the turbine wheel and directs exhaust gases to it.
   • Material: Made from cast iron or steel to withstand high temperatures.
7. Compressor Housing:
   • Function: Encases the compressor wheel and directs compressed air into the engine.
   • Material: Typically aluminum.
8. Actuators:
   • Types: Wastegate actuators and variable geometry actuators.
   • Function: Control the flow of exhaust gases to regulate the boost pressure.
9. Gaskets and Seals:
   • Function: Ensure airtight connections between different parts of the turbocharger.
   • Material: High-temperature resistant materials like metal or composite.
10. Intercoolers:
    • Function: Cool the compressed air before it enters the engine, increasing its density and efficiency.
    • Material: Typically made from aluminum for efficient heat transfer.