WOLFRAM SYSTEM MODELER
ChopperStepDownStep down chopper |
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Diagram
Wolfram Language
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SystemModel["Modelica.Electrical.PowerConverters.DCDC.ChopperStepDown"]
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Information
This information is part of the Modelica Standard Library maintained by the Modelica Association.
This is a conventional step down chopper (buck converter) model. It consists of a transistor and free wheeling diode.
Parameters (11)
| useHeatPort |
Value: false Type: Boolean Description: = true, if heatPort is enabled |
|---|---|
| T |
Value: 293.15 Type: Temperature (K) Description: Fixed device temperature if useHeatPort = false |
| useConstantEnable |
Value: true Type: Boolean Description: Disable boolean input and use constantEnable, if true |
| constantEnable |
Value: true Type: Boolean Description: Constant enabling of firing signals |
| m |
Value: 1 Type: Integer Description: Number of phases |
| RonTransistor |
Value: 1e-05 Type: Resistance (Ω) Description: Transistor closed resistance |
| GoffTransistor |
Value: 1e-05 Type: Conductance (S) Description: Transistor opened conductance |
| VkneeTransistor |
Value: 0 Type: Voltage (V) Description: Transistor threshold voltage |
| RonDiode |
Value: 1e-05 Type: Resistance (Ω) Description: Closed diode resistance |
| GoffDiode |
Value: 1e-05 Type: Conductance (S) Description: Opened diode conductance |
| VkneeDiode |
Value: 0 Type: Voltage (V) Description: Diode forward threshold voltage |
Connectors (7)
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dc_p1 |
Type: PositivePin Description: Positive DC input |
|---|---|---|
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dc_n1 |
Type: NegativePin Description: Negative DC input |
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dc_p2 |
Type: PositivePin Description: Positive DC output |
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dc_n2 |
Type: NegativePin Description: Negative DC output |
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heatPort |
Type: HeatPort_a Description: Conditional heat port |
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enable |
Type: BooleanInput Description: Enables fire and notFire |
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fire_p |
Type: BooleanInput Description: Firing signal of positive potential transistor |
Components (4)
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enableLogic |
Type: EnableLogic Description: Enabling logic |
|---|---|---|
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andCondition_p |
Type: And Description: And condition for positive firing signal |
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transistor |
Type: IdealGTOThyristor Description: Switching transistor |
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diode |
Type: IdealDiode Description: Free wheeling diode |
Used in Components (1)
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Modelica.Electrical.PowerConverters.Examples.DCDC.ExampleTemplates Step down chopper including control |