Lars Helle

4 Patents

• US121995202025

  Medium Voltage Safety Procedure and Housing

  VESTAS WIND SYSTEMS A/S

  0 cites
• US120153332024

  Intelligent Discharge Control for Modular Multilevel Converter

  VESTAS WIND SYSTEMS A/S

  0 cites
• US119018092024

  Modular Multilevel Converter Pre-charging

  VESTAS WIND SYSTEMS A/S

  0 cites
• US115633852023

  DC Chopper for MMC Cell with Integrated Chopper Resistor

  VESTAS WIND SYSTEMS A/S

  0 cites