John Twitty Energy Center Concrete CCR Tank Design

The Concrete Bottom Ash Dewatering Tank to meet CCR compliance at City Utilities of Springfield, Missouri’s (CUS) John Twitty Energy Center is operational as of January 28th, 2016. This was a fast paced project for both Sega and CUS. Beginning in October of 2015, the design team’s task was to design a bottom ash facility…

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AQCS Retrofit Project

Lon D. Wright Unit 8 AQCS Retrofit Project Description: The City of Fremont Department of Utilities intends to retrofit the Lon D. Wright Unit 8 with a new Air Quality Control System (AQCS). Unit 8 at the Lon D. Wright Power Plant is a nominal 90-MW gross, PRB fired unit (1,800 psig, 1,005 F) with…

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ESP Rebuild Projects

Project Description: The project focused on rebuilding the existing electrostatic precipitators (ESP) and adding enclosures to the top of the ESPs at Westar’s Tecumseh and Jeffrey power generation facilities. The Tecumseh project also included upgrading the ID fans and replacing the mechanical dust collectors. Scope of Work: Sega Inc. was retained as the owner’s engineer…

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SNCR Addition Project

Unit 3 & 4 SNCR Project Project Description: A selective non-catalytic reduction (SNCR) system was installed on Neal Units 3 & 4. The system installed included: Urea Storage Tanks SNCR Equipment Truck Unloading Station Compressed Air Equipment Boiler Penetrations Nozzle Installations Foundations and Containment Power and Control Wiring Plant DCS Interface SNCR Piping System Multiple…

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SNCR Addition Project

Project Description: A selective non-catalytic reduction (SNCR) system was installed on Units 2 & 3. The system installed included: Urea Storage Tanks Urea Solutionizing Water Softener Solutionizing Building Metering Enclosure Distribution Enclosure Motor Control Center (MCC) Instrument and Compressed Air Boiler Penetrations Nozzle Installation Foundations and Containment Power and Control Wiring Plant DCS Interface Multiple…

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