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RH RH-23

Turbocharger · Turbochargers

Technical data from manufacturer or class sources · not yet verified by a person

IHI Marine RH RH-23 — RH, 3000 kW max.

Specifications

Technical data.reference — unverified

Do you have the manufacturer datasheet for this model? Send it with the enquiry form — we check it and name the source.

Frame SizeRH-23
Power max (kW)3000
Inspection

Inspector Detail

Common issues

  • Compressor wheel fouling due to poor air filtration
  • Turbine blade erosion from high-temperature exhaust gases
  • Bearing wear and vibration caused by misalignment or imbalance
  • Overspeed protection system malfunction
  • Lubrication system contamination or leakage
  • Diffuser and nozzle ring wear
  • Seal failure due to excessive wear or corrosion

Inspection checklist

  • Compressor and turbine blade condition
  • Bearing and seal condition
  • Lubrication system checks
  • Vibration analysis
  • Temperature monitoring
  • Overspeed protection system test
  • Diffuser and nozzle ring inspection
  • Tightness of all connections and fasteners
  • Condition of the turbocharger casing and mounting

Service intervals

major_overhaul25000 to 30000 hours
bearing_replacement10000 to 15000 hours
seal_replacement5000 to 10000 hours

Typical wear limits

compressor_blades10% of original blade length
turbine_blades5% of original blade length
bearings0.1 to 0.2 mm of radial clearance

Ranges are typical for this design class. Always confirm against the manufacturer documentation for your serial number.

Critical spares

  • Compressor and turbine blades
  • Bearings and seals
  • Lubrication system components
  • Overspeed protection system parts
  • Diffuser and nozzle ring
  • Turbocharger casing and mounting hardware

Safety

  • High-temperature exhaust gases
  • Rotating parts and entanglement hazards
  • Lubrication system leakage and fire risk
  • Overspeed protection system failure

Class survey

The class surveyor will typically check the turbocharger's performance, vibration, and temperature, as well as the condition of the compressor and turbine blades, bearings, and seals, to ensure compliance with the manufacturer's specifications and class rules.

Estimated lifetime: 30000 to 40000 hours

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