Electrical Power System Studies

Enhance Efficiency and Compliance With Electrical Power System Studies

In a rapidly evolving energy market, clients rely on Ulteig’s studies expertise to help them make informed decisions about their energy project strategy by weighing the many alternative approaches.

We have the experience and expertise to conduct a wide range of electrical power system studies in transmission, distribution, substation, generation interconnection and economic feasibility. To streamline efficiency and communication, we manage all aspects of these studies in-house, making Ulteig the one-stop-shop for all of your important data.

With our vast experience and knowledge of the regulatory environment, we can provide insightful analysis to help guide you in your decision-making, advising you of potential pitfalls and future project considerations.

What We Do

  • Transient and dynamic stability studies
  • Power flow and contingency analysis
  • Economic conductor analysis
  • Insulation coordination studies
  • Fault current studies
  • Lightning flashover and grounding analysis
  • EMF
  • Audible Noise
  • AC Interference (Pipeline & Railroad)
  • Minimum Approach Distance (MAD)
  • Voltage Imbalance Studies
  • Line Constants

  • Fault current studies
  • Arc flash risk assessments (AC and DC)
  • Underground cable ampacity studies
  • Voltage drop analysis
  • NERC compliance analysis
  • Effectively grounded studies
  • Pre-construction, post-construction and other harmonic analysis
  • Ground grid step, touch and ground potential rise studies
  • Insulation coordination studies
  • Voltage flicker studies
  • Current-limiting reactor sizing studies
  • Grounding transformer sizing studies
  • Capacitor Bank outrush reactor sizing studies
  • Transformer energization studies
  • Capacitor bank switching studies
  • Transient recovery voltage (TRV) studies
  • Temporary and transient overvoltage studies
  • Lightning overvoltage studies
  • Switching overvoltage studies
  • Lightning risk assessment studies
  • AC coordination studies
  • DC coordination studies

  • Wind/PV/BESS project modeling (PSCAD, PSSE, PSLF, TSAT)
  • Region-specific model quality tests, validation/benchmarking and model tuning (experience in all regions including ERCOT and HECO)
  • Power Plant Controller custom modeling and tuning (for PV, BESS and hybrid plants)
  • Transfer limits
  • Grounded system studies
  • Zero-voltage ride-through studies
  • Small generator interconnection studies
  • Utility-scale wind/solar project interconnection application support
  • Guidance on various system operator schedules/deadlines and interconnection application processes
  • Reactive power compensation sizing studies

  • Energy loss evaluation
  • Economical conductor studies
  • Reactive compensation equipment comparison

  • Aspen Oneliner
  • Aspen Power Flow
  • Aspen Line Constants
  • ETAP (ArcFault, Harmonics, Load Flow)
  • SKM Power*Tools
  • PSSE
  • PSCAD
  • CYME CYMCAP
  • PLS-CADD
  • PSLF
  • TSAT
  • Transmission Line Workstation
  • CDEGS
  • Milsoft WindMil
  • AutoCAD
  • Microstation
  • EasyPower (Short Circuit, Load Flow, Harmonics)
  • EMTP-RV
  • Polaris
  • ATP
  • ArcPro

CONTACT US