SERVICES

For designers of VFDs

Design and development of Variable Frequency Drives and related suplementary systems e.g. emulators, testers, filters etc.

 

Assistance in design/procurement of components e.g. semiconductors, passive components, magnetics etc.

 

Assistance in testing of Medium Voltage VFDs – from common routine and type tests to more special tests e.g. vibration testing and testing for internal electric arcs.

 

RCA (Root Cause Analysis) of Medium Voltage VFDs failures on all levels, from electromagnetic interference on PCB to catastrophic failures of large power components.

 

Factory/plant safety inspection; commissioning and maintenance of Medium Voltage Variable Frequency Drives.

For users of MV VFDs

Assistance in specification and selection of Medium Voltage VFDs that will best fit your application, loading profiles, network capabilities/limitations and network–drive–motor interactions.

 

Custom engineered Medium Voltage VFDs projects – critical comparison of topologies and technologies, system specification and supervision of R&D processes done by manufacturers.

 

Design and development of Medium Voltage VFDs and related systems e.g. emulators, testers, filters etc.

 

Assistance in plant preparation, plant safety inspection and installation. Medium Voltage VFDs uptime optimization.

 

RCA (Root Cause Analysis) of Medium Voltage VFDs failures on all levels, from electromagnetic interference on PCB to catastrophic failures of large power components.

Simulation services

Matlab Simulink Simulations
PSpice Simulations
ThermalFinite Element Simulations
CFD Finite Element Simulations
Electromagnetic Finite Element Simulations
Structural Finite Element Simulations

Complete list of our services

Power electronics design
  • Design of Variable Frequency Drives

  • Design of high power converters

  • System level simulation

  • System failures simulation

  • Power semiconductors selection

  • ​Semiconductors loss calculation

  • ​Insulation coordination design

  • Components specification

  • Gate drives design

  • PCB layout design

  • Control strategies development

  • Test circuits and emulators design

  • Passive filters design

  • Analysis and mitigation of elctric arcs

Thermal design
  • Design of air and water cooling systems

  • Power electronics thermal packaging

  • Design, selection and optimization of heatsinks

  • 3D and 2D flow and thermal CFD simulation

  • 1D flow network analysis

  • Development of Matlab based thermal models for semiconductors and passive components

  • Development of Excel based tools for flow and thermal analysis

Electromagnetic design
  • ​Stray inductance analysis

  • ​Design of magnetic components 

  • ​EMI analysis 

  • Parasitic capacitance calculation

  • 3D and 2D electromagnetic FEM simulation 

  • Magnetic forces calculation

  • Induction heating simulation

  • Joule heating simulation

Mechanical design
  • ​CAD modeling and mechanical concepts development

  • ​Structural FEM simulation 

  • Vibrations FEM simulation 

  • Design of shock and vibration isolation

  • Assistance in materials selection 

Miscellaneous
  • ​Root Cause Analysis (RCA)

  • MV VFDs commissioning consulting 

  • MV VFDs maintenance  consulting

  • Techical risk management

  • Project plannnig consulting 

  • Plant/factory safety consulting