WOLFRAM SYSTEM MODELER

Level3

General System Dynamics level with two inflows and two outflows

Diagram

Wolfram Language

In[1]:=
SystemModel["SystemDynamics.Levels.Level3"]
Out[1]:=

Information

This is the general continuous Level model of the System Dynamics methodology with two inflows 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: First inflow variable
u2

Type: MassInPort

Description: Second inflow variable
u3

Type: MassInPort

Description: First outflow variable
u4

Type: MassInPort

Description: Second outflow variable
y

Type: MassOutPort

Description: State variable
y1

Type: MassOutPort

Description: State variable
y2

Type: MassOutPort

Description: State variable

Components (3)

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
Add2

Type: Add

Description: Output the sum of the two inputs