Senior Power System Engineer | PSCAD | Insulation Coordination | Harmonic Analysis | ETAP
Dear Connections This is my first post in LinkedIn A key aspect of power system protection is limiting short-circuit currents. Did you know that the short-circuit current is dependent on generating capacity, voltage, and total reactance in the system? In medium and high-voltage installations, the only way to limit short-circuit current at the same voltage level is by increasing the inductive reactance seen at the fault location. Remember, short circuit currents can be reduced by an increase in the reactance of the system. #electricalengineering #electrical #powersystem #etap #shortcircuit #voltage #current
Congratulations on your first LinkedIn post! Your insight on limiting short-circuit currents in power systems is both informative and valuable. Keep sharing your knowledge in the field of electrical engineering. Sree Chitra Narayanadhas
Informative Sree Chitra Narayanadhas
Power system protection cannot - I repeat, CANNOT - limit short circuit currents. It can only limit the spread of damage due to short circuit currents.
While increasing inductive reactance undoubtedly contributes to reducing short-circuit currents, it's crucial to appreciate the nuances within real-world power systems. The intricate interplay of factors such as distributed capacitance, non-linearities, and network complexities challenges the notion of reactance adjustment as a universally applicable solution. Moreover, in scenarios involving HVDC systems with Voltage Source Converters (VSCs), the control characteristics introduced by VSCs add an extra layer of complexity. The dynamic nature of VSC interactions with inductance emphasizes the need for a comprehensive understanding. In the realm of electrical engineering, optimal short-circuit current management necessitates a holistic approach that considers diverse system aspects, including the evolving landscape introduced by advanced technologies like VSCs in HVDC systems.
Thanks for sharing, but I'll like to ask How practicable is this? Because by definition, fault is an "unforseen" situation, that eventually happen. What is the implication of increasing the inductive reactance when the system is in normal operating condition (no fault condition)? How do you predict the fault location to know what point to connect the inductive reactance? Thanks #shortcircuit #etap #powersystems
Thanks
Good work... Keep it up
Expert in Power System Analysis | Detailed Engineering | ETAP | Grounding | CDEGS | Electrical Design | Business Development| Corporate Trainer| Project Management
7moSree Chitra Narayanadhas good work, Keep writing.