Value Delivered
Southern Industrial Constructors (SIC) installed the electrical and hardware for a distributed control system (DCS) conversion at a paper and pulp plant. The project’s timeline spanned 10 years, and included several multi-phased system migrations.
SIC has completed numerous projects for the client across the southeastern United States, dating back to the 1980s.
Client Objectives
The client sought to complete a DCS conversion at their Riegelwood, NC pulp mill.
Solutions
Over the course of the project, SIC’s scope of work featured:
- Installing new control systems for:
- Second stage reactor oxygen delignification
- Demineralizers
- Recovery boilers
- Installing raceway, cable, and support
- Installing and terminating:
- New DCS input/output (I/O) panels
- New 1200-volt power panels
- New I/O marshaling panels
- Migrating existing systems for:
- Batch digester systems
- Multiple areas, including chemical prep, utilities, and oxygen pulp systems
- Bleach plants
- Paper machine
- Process modification to fluff pulp dryer
- Carolina King machine
- Woodyard
- Recovery boilers
- Demineralizers
- Evaporators
- Power boilers
- Turbine balance of plant systems
- Filter plant
- Checkout and startup support of all systems
- Demolition of old control system hardware, panels, and cables
Client Background
The client is an international pulp and paper company.