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This page lists all eHS solvers description and specificities per generation.

GenerationNew Features

eFPGASIM version

Gen5
  • Support of Interpolation on switching event
  • Minimum Time step : 90ns
  • New circuit analysis method : State Space equation
  • Support of higher order of discretization : ART X
  • LCA deprecated
  • Support of OPAL-RT Schematic Editor

2.7+ Beta

3.X

Gen4
  • Minimum Time step : 200ns
  • Major upgrade of Gen3
    • Support single cycle model coupling (FD Line - Saturable Transformer)
  • Support of OPAL-RT Schematic Editor

2.X - 3.X

Gen3
  • Minimum Time step : 200ns
  • Nodal circuit analysis
  • Backward Euler discretization
  • Introduction of LCA (Loss compensation algorithm)
    • 2-Level Converter
    • Neutral Point Clamped Converter

1.X

Deprecated in 2.0


Limitations

SCHEMATIC EDITOR WORKFLOW

eHS Gen4

Currently, eHS Gen4 supports all components available in the Schematic Editor apart from the new Single Phase Cyclo Converter

Version

Features

Limitations

From
eFPGASIM 2.9		eHS Gen4

The following basic components are NOT supported:

eHS Gen5

Version

Features

Limitations

From
eFPGASIM 2.8		eHS Gen5There is currently NO Gen5 firmware including any machine.
From
eFPGASIM 2.8		eHS Gen5

The following basic components are NOT yet supported:

Switches

Name

Picture

Diode
Ideal Switch
Breaker

IGBT with Antiparallel Diode

3-Level NPC Arm

IGBT
Thyristor
FET

FET with Antiparallel Diode

From
eFPGASIM 2.8		Gate ControlThe Polarity parameter CANNOT be assigned to Low. Only active high is supported at the moment.
From
eFPGASIM 2.8		eHS License ClassOnly the x128 eHS License Class is usable at the moment.


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