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ENGINEERING & DESIGN

PSD Energy employs a comprehensive in-house design team of qualified chartered engineers, design engineers and project engineers to carry out and certify detailed electrical design.

Secondary and Protection Design

  • Writing and reviewing of relevant client specifications, including;
    – Project scope of works
    – Design standards and manuals
    – Functional design specifications (FDS)
  • Complete IEC 61850 expertise including technology integration and consulting services including;
    – Successful integration using alternative relay manufacturers
    – IEC 61850 system configuration
    – GOOSE and MMS design and testing
    – Ethernet communications network design, documentation and testing
    – Integration between protection relays and SCADA equipment
    – Systems are designed to meet redundancy and fault clearing time performance required by the
       National Electricity Rules
    – Built-in design features to ensure future maintenance, modifications and upgrades are not
       obstructed
    – SCADA master station communications via legacy protocols
    – Standards development and documentation
  • Load flows and fault calculations
    – Feasibility studies for new and augmented power system installations
    – Audits of existing power system plant
    – DIgSILENT PowerFactory software
  • Protection coordination and grading studies
    – Comprehensive protection setting philosophy and calculation reports
    – Development of relay setting files
  • Secondary, control and protection designs
    – Preliminary and concept design including single line diagrams, communications network
       architectures, control building layouts, selection of protection and control relays, and protection
       and control philosophy documentation
    – Detailed design drawings and documentation including protection and control panel layouts,
       schematics, wiring diagrams, cable and termination schedules, and interfacing to new and
       existing plant and equipment
    – As-built drawing updates incorporating all onsite amendments.
  • Development of training and operating manuals for protection and control systems
  • Fault investigation, analysis and remedial works