Buildings.Electrical.AC.ThreePhasesBalanced.Conversion
Package with transformers and converter models for three-phase balanced AC systems
Information
This package contains models for three-phase balanced AC/AC transformers and AC/DC converters.
Extends from Modelica.Icons.Package (Icon for standard packages).
Package Content
| Name | Description |
|---|---|
 ACACConverter
|
AC AC converter three phase balanced systems |
 ACACTransformer
|
AC AC transformer three phase balanced systems |
 ACACTransformerFull
|
AC AC transformer full model for three phase balanced systems |
 ACDCConverter
|
AC DC converter |
 Examples
|
Package with example models |
Buildings.Electrical.AC.ThreePhasesBalanced.Conversion.ACACConverter
AC AC converter three phase balanced systems
Information
This model represents a simplified conversion between two AC three-phase balanced systems. The conversion losses are represented by a constant efficiency η.
See model Buildings.Electrical.AC.OnePhase.Conversion.ACACConverter for more information.
Extends from Buildings.Electrical.AC.OnePhase.Conversion.ACACConverter (AC AC converter single phase systems).
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Real | conversionFactor | Ratio of QS rms voltage on side 2 / QS rms voltage on side 1 | |
| Real | eta | Converter efficiency, pLoss = (1-eta) * Ptr | |
| Ground | |||
| side 1 | |||
| Boolean | ground_1 | false | If true, connect side 1 of converter to ground |
| side 2 | |||
| Boolean | ground_2 | true | If true, connect side 2 of converter to ground |
Modelica definition
Buildings.Electrical.AC.ThreePhasesBalanced.Conversion.ACACTransformer
AC AC transformer three phase balanced systems
Information
Simple transformer model for three-phase balanced AC systems. The model does not include core and magnetic losses.
See model Buildings.Electrical.AC.OnePhase.Conversion.ACACTransformer for more information.
Extends from Buildings.Electrical.AC.OnePhase.Conversion.ACACTransformer (AC AC transformer simplified equivalent circuit).
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Voltage | VHigh | Rms voltage on side 1 of the transformer (primary side) [V] | |
| Voltage | VLow | Rms voltage on side 2 of the transformer (secondary side) [V] | |
| ApparentPower | VABase | Nominal power of the transformer [VA] | |
| Real | XoverR | Ratio between the complex and real components of the impedance (XL/R) | |
| Real | Zperc | Short circuit impedance | |
| Ground | |||
| side 1 | |||
| Boolean | ground_1 | false | If true, connect side 1 of converter to ground |
| side 2 | |||
| Boolean | ground_2 | true | If true, connect side 2 of converter to ground |
| Initialization | |||
| Angle | phi_1 | 0 | Angle of the voltage side 1 at initialization [rad] |
| Angle | phi_2 | phi_1 | Angle of the voltage side 2 at initialization [rad] |
Modelica definition
Buildings.Electrical.AC.ThreePhasesBalanced.Conversion.ACACTransformerFull
AC AC transformer full model for three phase balanced systems
Information
Model of a transformer for three-phase balanced AC systems. The model includes core and magnetic losses.
See model Buildings.Electrical.AC.OnePhase.Conversion.ACACTransformerFull for more information.
Extends from Buildings.Electrical.AC.OnePhase.Conversion.ACACTransformerFull (AC AC transformer with detailed equivalent circuit).
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Voltage | VHigh | RMS voltage on side 1 of the transformer (primary side) [V] | |
| Voltage | VLow | RMS voltage on side 2 of the transformer (secondary side) [V] | |
| ApparentPower | VABase | Nominal power of the transformer [VA] | |
| Frequency | f | Nominal frequency [Hz] | |
| PerUnit | R1 | Resistance on side 1 of the transformer (pu) [1] | |
| PerUnit | L1 | Inductance on side 1 of the transformer (pu) [1] | |
| PerUnit | R2 | Resistance on side 2 of the transformer (pu) [1] | |
| PerUnit | L2 | Inductance on side 2 of the transformer (pu) [1] | |
| Magnetization | |||
| Boolean | magEffects | false | If true, introduce magnetization effects |
| PerUnit | Rm | Magnetization resistance (pu) [1] | |
| PerUnit | Lm | Magnetization inductance (pu) [1] | |
| Ground | |||
| side 1 | |||
| Boolean | ground_1 | false | Connect side 1 of converter to ground |
| side 2 | |||
| Boolean | ground_2 | true | Connect side 2 of converter to ground |
| Initialization | |||
| Angle | phi_1 | 0 | Angle of the voltage side 1 at initialization [rad] |
| Angle | phi_2 | phi_1 | Angle of the voltage side 2 at initialization [rad] |
Modelica definition
Buildings.Electrical.AC.ThreePhasesBalanced.Conversion.ACDCConverter
AC DC converter
Information
This model represents a simplified conversion between a three-phase balanced AC system and a DC systems.
See model Buildings.Electrical.AC.OnePhase.Conversion.ACDCConverter for more information.
Extends from Buildings.Electrical.AC.OnePhase.Conversion.ACDCConverter (AC DC converter).
Parameters
| Type | Name | Default | Description |
|---|---|---|---|
| Real | conversionFactor | Ratio of DC voltage / AC RMS voltage | |
| Real | eta | Converter efficiency, pLoss = (1-eta) * Ptr | |
| Ground | |||
| AC side | |||
| Boolean | ground_AC | false | Connect AC side of converter to ground |
| DC side | |||
| Boolean | ground_DC | true | Connect DC side of converter to ground |
Connectors
| Type | Name | Description |
|---|---|---|
| Terminal_p | terminal_p | Electric terminal side n |