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HRSG SERVICES

Client: Cormetech, Inc.
Description: HRSG, SCR Catalyst Retrofit
Location:
Newark Bay Cogeneration, Newark, New Jersey
IMAGE38.JPG (10020 bytes)Synopsis: This project consisted of retrofitting SCR catalyst systems in each of two HRSG units located at Newark Bay Cogeneration Partnership, Newark, New Jersey. Each HRSG is comprised of nine catalyst frames containing ten catalyst modules. The existing frames would be reused and modified to except new catalyst modules as manufactured by Cormetech Environmental Technologies, Inc. Bremco, Inc. would be responsible for construction management and supervision coordinating the necessary craft trades, equipment, tooling, and subcontracting.

SCR (Selective Calalytic Reduction) technology involves the catalytic reaction of ammonia (NH3) which is injected into the flue gas containing NOx to produce molecular nitrogen (N2) and water vapor. These reactions take place in the SCR reactor section of the HRSG.

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Removing Frame Assemblies

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Replace SCR (Selective Catalytic Reduction)
within Heat Recovery Steam Generator.

SCR Catalyst Retrofit

  • Supply all necessary subcontract crane and rigging services.
  • Remove 5CR module top access panels located at top elevation of HRSG unit.
  • Provide and install all necessary staging and sky climber units within the HRSG inlet and outlet duct assemblies. Each unit is approximately fifty (50) feet in elevation.
  • Remove nine (9) existing 5CR frame assemblies and locate in working lay down area adjacent to each HRSG unit.
  • Remove and discard all existing catalyst modules from each frame section and discard in environmentally controlled containers.
  • Modify each frame assembly as required to accept the new Cormetech catalyst modules.
  • Install new catalyst modules into each frame assembly and reinstall all catalyst frames within the framework of each HRSG unit.

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Removing/Replacing Catalyst Blocks

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Removing Modules/Modifying Frames

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Bremco, Inc • PO Box 1491 • Claremont, NH 03473 • (603) 863-9071

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