Understand the Network. Predict Its Behaviour. Improve Its Performance.
Electrical networks are continuously exposed to changing loads, operating conditions, faults, equipment modifications and future expansion. A properly executed power-system study provides the technical visibility required to design, verify, operate, protect and optimise an electrical network with confidence.
Ten Study Categories, One Engineering Standard
Every study below can be scoped individually or combined into a comprehensive electrical-system assessment.
Load Flow & Voltage Performance
System loading, voltage profile, power transfer, losses and reactive-power requirements across operating scenarios.
Short-Circuit & Fault-Level Analysis
Fault currents and adequacy of switchgear, circuit breakers, transformers and associated equipment.
Protection Coordination
Protection philosophy, relay settings and time-current characteristics for selectivity and backup.
Arc-Flash Hazard Assessment
Incident-energy levels, arc-flash boundaries, and electrical safety and mitigation measures.
Harmonic & Power-Quality Analysis
Harmonic sources, distortion, resonance and other power-quality mitigation strategies.
Motor Starting & Dynamic Performance
Starting current, voltage depression, acceleration and the influence of large motors on the network.
Dynamic & Stability Analysis
Generator and network response following disturbances, switching events and faults.
Electromagnetic Transient Analysis
Fast electrical phenomena, switching events, converter behaviour and inverter-based systems.
Renewable Energy & Grid Integration
Electrical performance and grid impact of solar PV, wind generation and battery energy-storage systems.
Grounding & Earthing Analysis
Grounding-system performance, fault-current distribution and touch- and step-voltage conditions.
Scope, Engineering Focus & Objective
Click a study to see the detailed engineering scope and its objective. The remaining five categories follow the same structured approach — ask us for the full technical scope document.
01
Load Flow & Voltage Profile
Load Flow & Voltage Profile
Engineering Focus
- Voltage-profile assessment
- Transformer and cable loading
- Active and reactive power flow
- Network losses
- Power-factor assessment
- Reactive-power compensation
- Contingency and N-1 analysis
Ensure the electrical network operates within acceptable voltage and loading limits under defined operating scenarios.
02
Short Circuit & Fault Level
Short Circuit & Fault Level
Engineering Focus
- Three-phase and unbalanced fault analysis
- Maximum and minimum fault levels
- Equipment short-circuit withstand assessment
- Circuit-breaker adequacy
- Fault contribution analysis
Establish the network fault environment and verify the suitability of electrical equipment for the calculated duty.
03
Protection Coordination
Protection Coordination
Engineering Focus
- Relay coordination and selectivity
- Time-current characteristic development
- Protection-setting assessment
- Overcurrent and earth-fault coordination
- Transformer, generator and motor protection
- Primary and backup protection
Develop a coordinated protection philosophy that enables faults to be isolated appropriately while maintaining system continuity wherever possible.
04
Arc-Flash Hazard Analysis
Arc-Flash Hazard Analysis
Engineering Focus
- Incident-energy calculation
- Arc-flash boundary assessment
- Equipment-level risk evaluation
- PPE requirements
- Arc-flash labelling
- Engineering mitigation measures
Provide engineering information that supports safer electrical-system operation and maintenance.
05
Harmonics & Power Quality
Harmonics & Power Quality
Engineering Focus
- Harmonic-spectrum assessment
- THD evaluation
- Resonance investigation
- Harmonic-source identification
- Filter and mitigation assessment
- Voltage and power-quality evaluation
Identify sources of distortion and evaluate their potential impact on electrical equipment and system performance.
Our Engineering Methodology
A structured 7-stage workflow designed to maintain technical consistency from initial project information through final recommendations.
The Right Simulation Environment for the Right Engineering Question
No single software platform is ideal for every power-system problem. We select the appropriate simulation environment based on the study objective, system characteristics, modelling requirements and project scope.
ETAP
Power-system modelling, network analysis and electrical system studies.
DIgSILENT PowerFactory
Advanced network analysis, protection, stability and grid studies.
PSCAD
Electromagnetic-transient analysis for converter-dominated and fast dynamic electrical systems.
MATLAB / Simulink
Engineering modelling, control-system development and advanced simulation.
"The software performs the calculation. Engineering expertise determines how the result should be understood and applied."
Not Sure Which Study You Need?
Tell us about your electrical system and objective — we'll recommend the right scope.
Talk to an Engineer