Emissions R&D and Control System

Detroit Diesel - Rocky Mount, NC

ACS designed, constructed and commissioned a new CVS dilution tunnel for emissions testing and a new PLC system that controls the combustion and dilution of air functions necessary for CVS emissions testing. The installation of a new chilled water and hot water system is used to support the air handling units.

Key Performance Features:

  • Provided the complete design, procurement, construction and commissioning activities
  • Designed, fabricated and commissioned the CVS dilution tunnel and controls
  • Integrated the PLC system with CDC’s proprietary data acquisition and control system

ACS Services:

Design - Build

Project Applications

  • Process Automation
  • PLC System
  • Continuous Process
  • Advanced Process Controls

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ACS is a unique total source provider of systems & equipment, controls solutions, and facilities. Our experience in each of the fields of technology, custom equipment, systems integration, construction management, and facility design & delivery sets us apart.


ACS Flexible Delivery Model is a client-tested and proven approach that delivers systems and solutions that meet schedule, cost, and functionality requirements. ACS adapts to customer processes and reporting requirements and tailors its approach to suit client purchasing preferences.


ACS understands the core requirements of equipment, systems, and facility integration. From a single piece of equipment to a comprehensive building solution, our experience-based experts will deliver the specified requirements and functionality expected, and more.