Features & Benefits

Dense Pack™ features:

  • Advanced aerodynamic buckets and nozzles

  • Advanced sealing technologies

  • Brush seal

  • Elliptical packing

  • Optimized clearances

  • Vernier tip seals

  • Variable clearance packing

  • Abradable seals

  • Modern mechanical design

  • Rugged control stage buckets

  • Generation 2 Integral Covered Buckets

  • Increased number of stages

  • Reduced bucket/nozzle counts

  • Improved root and tip deflectors

  • Optimized starting and loading

  • Reduced exhaust loss

  • Optimized inlet nozzle plate or box

  • Steam balance hole optimization

  • Wheel space re-entry flow control

Dense Pack™ benefits:

  • Improved efficiency

  • Recovery of aging losses

  • Accommodate uprates

  • Advanced steampath technology

  • Sustained performance

  • Minimized solid particle erosion (SPE) damage

  • Minimized effect of steampath deposits

  • Robust clearance controls

  • Maintained reliability/availability

  • New, improved components/materials

  • Enhanced asset utilization

  • Extend the time between major overhauls

  • Extend the life of key components