Technology Engineering and Manufacturing of Rectifier Thyristor Rectifier duty transformers multi-pulse phase-shifting K-factor considerations Thyristor IGBT-based rectifier systems Design cooling systems insulation class losses impedance and protection schemes Supervise factory acceptance tests FAT and site acceptance tests SAT Testing and commissioning and synchronization with grid plant electrical systems 2 Harmonic Management Power Quality Analysed harmonic distortion generated by rectifier loads Design review harmonic mitigation strategies Passive harmonic filters tuned detuned Active harmonic filters AHF Ensure compliance with IEEE-519 IEC harmonic limits Monitor power quality parameters during operation and recommend corrective actions 3 APFC Reactive Power Control Design and review APFC systems to maintain target power factor Ensure coordination between APFC panels and harmonic filters Optimize capacitor bank ratings detuning reactors and control logic Troubleshoot frequent tripping capacitor failures and resonance issues 4 Power System Engineering Design Review and validate electrical designs related to Power transformers step-down isolation rectifier duty transformers Rectifier units for electrolysers AC-DC conversion Harmonic filters passive active APFC Automatic Power Factor Correction panels Ensure compliance with applicable standards IEC IEEE IS utility grid codes Perform load calculations short-circuit studies harmonic analysis and power quality studies Coordinate with OEMs EPC contractors and consultants during design finalization 5 Commissioning Start-up Support Lead electrical commissioning activities for Transformers Rectifier units AHF units APFC units HT LT packages