EXPERTISE
DP Engineering's professionals have up to 40 years nuclear experience and offer a wide and varied background of expertise in Mechanical, Electrical, I&C, Civil/Structural and Fire Protection engineering.
DESIGN ENGINEERING - DESIGN MODIFICATIONS
DP Engineering can become an asset in the design modification process when onsite resources are not available or when specific expertise is needed.
- Studies to evaluate modification alternatives
- Conceptual designs
- Cost/benefit analyses
- Final designs
- Field installation, testing, and startup support
MECHANICAL SYSTEMS DESIGN
- Development of system operating mode calculations (pressure, temperature, etc.)
- Piping analyses
- Component specifications
- Identification of ASME Section XI boundaries
- Waste stream reduction analyses
- System margin evaluations
- HVAC system design, component sizing, and off normal operational evaluations
- Turbine/generators
ELECTRICAL SYSTEMS DESIGN
- Electrical transient analysis using ETAP (load flow, arc flash, short circuit relay coordination, cable ampacity, degraded voltage)
- Breaker replacement
- Inverter replacement
- Appendix R
- Equipment qualification
INSTRUMENTATION AND CONTROL SYSTEMS DESIGN
- Instrument uncertainty analysis
- Loop calibrations
- Field instrumentation
- Analytical instrumentation
- Programmable Logic Controllers
- Ladder logic
- Distributed control systems (Honeywell and Johnson)
- Steam boiler controls (Bailey INFI 90 and Emerson Ovation)
- Digital instrument upgrades
CIVIL/STRUCTURAL DESIGN
- Foundations
- Reinforced concrete
- Structural steel
- Piping Supports
- Pipe Stress Analysis
- Conduit supports
- Rigging
- Seismic qualification
- Temporary and permanent Radiation Shielding Requests
SPECIFIC AREAS OF EXPERTISE
- Large Motors
- Pump and motor application design
- Maintenance programs
- Root cause failure analysis
- Specification/procedure development
- Electrical Testing - AOV/MOV Programs
- Design Basis Reviews (operating conditions, trust/torque requirements, actuator capability)
- Program Development (position/technical papers, procedures, management, rootcause analysis)
- Maintenance Support (PM updates and optimization, vendor manual updates, inventory management, training) - Diesel / Generators
- Controls
- Governor
- Excitation/voltage regulation
- Unit protection
- Fuel Systems
- Operational, maintenance, and regulatory programs
- Obsolescence and aging issues - Turbine / Generators
- Digital Control System Upgrades
- Baker Test Training
- Temporary Shield Request Analysis
- Inverters (UPS System Design)
- Conceptual Design Studies
- Cost Benefit Analysis
- Design Change Packages
- Inverter Applications
- Drop In Replacements
- Redundant Inverter Schemes (Swing inverters with hot bus panel transfer)
- Purchase Specification Development
- Ferroresonant and Pulse Width Modulated design change experience
SERVICES
- Engineering and design support
- Design Modification Development
- AOV/MOV Services
- Project Management
- Installation, testing, and startup support
- Engineering staff augmentation
E-mail: solutions@dpengineering.com