WOLFRAM SYSTEM MODELER
Level2bGeneral System Dynamics level with two outflows |
 |
Diagram
Wolfram Language
In[1]:=
SystemModel["SystemDynamics.Levels.Level2b"]
Out[1]:=
Information
This is the general continuous Level model of the System Dynamics methodology with a single inflow and two outflows. It computes the level by integrating over the difference between inflow and outflow rates.
Parameters (1)
| x0 |
Value: 0 Type: Real Description: Initial condition |
|---|
Outputs (1)
| level |
Type: Real Description: Continuous state variable |
|---|
Connectors (7)
 |
u1 |
Type: MassInPort Description: Inflow variable |
|---|---|---|
|
u2 |
Type: MassInPort Description: First outflow variable |
|
u3 |
Type: MassInPort Description: Second outflow variable |
 |
y |
Type: MassOutPort Description: State variable |
|
y1 |
Type: MassOutPort Description: State variable |
|
y2 |
Type: MassOutPort Description: State variable |
|
y3 |
Type: MassOutPort Description: State variable |
Components (2)
 |
Integrator1 |
Type: Integrator Description: Output the integral of the input signal with optional reset |
|---|---|---|
 |
Add1 |
Type: Add3 Description: Output the sum of the three inputs |
Used in Components (2)
 |
SystemDynamics.WorldDynamics.World3 Arable land dynamics |
 |
SystemDynamics.WorldDynamics.World3 Population dynamics |