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MSG® 25 Centrifugal Air & Gas Compressor

MSG compressors are custom designed and built for individual customer needs for a variety of applications. Our MSG style compressors are manufactured with a highly engineered air flow components, designed for easy, low-cost installation and operation.
  • Impellers: Five-axis milled impellers designed and manufactured with advanced techniques and methods.
  • Vane Diffusers: Optimized design and placement of vanes for greater efficiency.
  • Lubrication System: Autonomous low-pressure lubrication system.
  • Intercoolers/Aftercoolers: Interstage and aftercooler assemblies with water tubes slide out to simplify inspection and cleaning.
  • Advanced Pinion Bearing Design: Designed for extended lifespan and operation under any load.
  • Seals: We offer a wide variety of non-contact and wear-free designs capable of handling numerous different gas processes, which do not require buffer air for an oil-free seal.

Standards Compliance:

  • ISO 8573-1 class 0
  • American Petroleum Institute (API)
  • ISO 9001:2008
  • ISO 14001:2004

Easy Operation/Maintenance

  • State-of-the-art MAESTRO control systems
  • Fully automated operation for any process conditions
  • Machine self-diagnostics
  • Compression elements do not wear or require periodic replacement
  • Accessible horizontally split gearbox for quick inspection
  • Removable intercooler and aftercooler bundles for easy cleaning

Simple Installation

  • Compressor, lubrication system, intercoolers, shaft coupling, coupling guard, interconnecting piping, etc. on a common base
  • Easy installation with no special foundation requirements
  • Easy component accessibility
  • Site connection point flexibility
  • Reduced floor space required
  • Dynamic compression process is pulsation-free, so installation of additional dampening equipment is not required.

MSG centrifugal compressors are exceptional by design.

  • One, two or three rotors, up to six stages per gearbox
  • Horizontal split line(s) for easy access to parts

APPLICATIONS

Engineered Air Applications

  • Industrial gases
  • Instrument air
  • American Petroleum Institute (API) standards
  • Soot blowers
  • Large plant air
  • Power industry related

Gas Compressor Applications

  • Fuel gas boosting
  • Natural gas gathering
  • Hydrocarbon refrigeration gas
  • Carbon monoxide
  • CO2 (wet or dry)
  • Syngas
  • Low molecular weight recycle gas
  • High-pressure nitrogen
  • Landfill gas

GAS FLOW ARRANGEMENT

MSG centrifugal compressors feature an advanced arrangement of gas flow components. Advantages of this arrangement include:

  • Directed gas movement to reduce turbulence induced friction
  • Air is cooled after every stage to provide high isothermal efficiency

Air Flow Diagram

  1. Compressor inlet
  2. First-stage compressor volute
  3. Coolant in
  4. Coolant out
  5. First-stage intercooler
  6. Second-stage compressor volute
  7. Second-stage intercooler
  8. Third-stage compressor volute
  9. Compressor discharge

Additional Resources

Specification

Metric

Imperial

Standard Input Power

up to 16,400 kW

up to 22,000 hp

Discharge Pressure

up to 20 barg

up to 290 psig

Inlet Flow

1415 to 3800 m3/min

50,000 to 135,000 CFM