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INDUSTRIAL DESIGN SERVICES, INC.

Providing Engineering & Design/Drafting Services to the Power Industry
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SCR Project – Louis Gas & Electric Co, Trimble County, KT, USA

IDS - Engineering Subcontractor to Hitachi Power Systems America, Ltd., for the retrofit of two Selective Catalytic Reduction (SCR) units for the new Trimble County 750 MW Super-Critical, Pulverized Coal-Fired boiler supplied by Mitsui Babcock Ltd.

IDS provided Hitachi with initial Proposal Support, 3-D Plant Layout & Design, Structural & Stress Engineering, Design/Drafting, and Construction Coordination Services for all systems related to IDS’s scope of work for the SCR Retrofit Project.

IDS’s Scope of Work included the following systems and components for each unit:

  • SCR Reactor Housing (2)
  • SCR Flue Gas Ducting System
  • SCR Structural Support Loads (structural support design was in Bechtel’s scope)
  • Ammonia Storage and Handling System
  • Ammonia Piping System
  • Catalyst Loading Monorail System
  • Sonic Horn System
  • Expansion Joints

IDS’s responsibilities included developing the SCR System 3-D Models, General Arrangement drawings, Assembly & Installation Drawings with applicable Fabrication Detail Drawings.

IDS (PE of Record) performed all the required Structural Engineering, Piping Stress Analysis and Code Calculations for all the systems in accordance with the applicable State and Local Building Code requirements, ASME Boiler Codes and Standards including, determining all SCR Foundation Loads, Structural Analysis, Thermal Expansion movements, structural steel & platform loads, and developing all required pipe & duct support design details.

IDS provided Construction Coordination and Support services during the construction phase of the project. IDS personnel assisted Hitachi with plant walkdowns and inspections of mechanical systems and equipment interface, provided field design and engineering recommendations, equipment interference checking, construction deviation (RFI) report coordination and support.