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Alstam HRSG Duct Burners

Alstam designs and manufactures complete N.G. fired duct burner assemblies for HRSG and air-heater applications. Each system is engineered for even flow, stable combustion, high turndown, and dependable operation across a wide range of conditions. Our three stabilizer options, the Alstam Standard Design (ASTD), High-Capacity (HC), and High-Capacity Extra (HCX) allow us to match the burner configuration to your system’s performance needs.

Alstam Products

ASTD

  • Self-supporting up to 36’ 
  • Up to 3 MMBTU/hr heat release per linear foot

HC

  • Self-supporting up to 16’ (HC)
  • Up to 6 MMBTU/hr heat release per linear foot
  • With higher heat release, less elements are needed per duct burner assembly
  • Split bluff body design allows for unique aeration, more precise control of the fuel/air mixing for optimized combustion, and shorter flame lengths

HCX

  • Self-supporting up to 36' (HCX)
  • Up to 6 MMBTU/hr heat release per linear foot
  • With higher heat release, less elements are needed per duct burner assembly
  • Split bluff body design allows for unique aeration, more precise control of the fuel/air mixing for optimized combustion, and shorter flame lengths

Product Details

DUCT BURNERS:

  1. Alstam offers a line of cost effective duct burner standard designs.
  2. Combustion Turbine flows from 40,000 pph to 4,000,000 pph
  3. Oxygen Content down to 12 % by volume
  4. Water content to 15% without augmenting air
  5. Turndown up to 15:1
  6. Low NOx and CO emissions
  7. Meets NFPA, CSA, all other codes

VALVE RACK:

  1. Complies with ANSI B31.1
  2. Carbon Steel Valve Assemblies
  3. Easy access for maintenance

BURNER MANAGEMENT SYSTEMS:

  1. PLC Based single and multiple element operation
  2. HMI
  3. Meets NFPA

Aftermarket Parts and Services

Alstam provides retrofit and replacement components designed to correct performance issues caused by uneven flow or unstable flames. These conditions often lead to hotspots, buckling elements, and failing stabilizers; all problems our designs are built to eliminate. 

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