WOLFRAM SYSTEM MODELER
BlockCircuitA block based approach to modeling of an electrical circuit |
SystemModel["IntroductoryExamples.ComponentBased.BlockCircuit"]
This is a block based model of the circuit below.
The signal voltage is considered as input and the signal current as output. The system is derived from the following three equations
where i, is the total current through the signal voltage, i1 and i2 are the currents running through resistor 1 and 2 respectively. Rewrite the above equations to not contain derivatives:
The output current is the result of add2, i1 and i2 are the signals from gain3 and integrator1 respectively. The picture below shows the resulting current:
A component based version of this model can be found here.
For a step by step tutorial see Component-Based—Simple Circuit.
gain3 |
Type: Gain Description: Output the product of a gain value with the input signal |
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gain1 |
Type: Gain Description: Output the product of a gain value with the input signal |
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add3 |
Type: Add Description: Output the sum of the two inputs |
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gain4 |
Type: Gain Description: Output the product of a gain value with the input signal |
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sine1 |
Type: Sine Description: Generate sine signal |
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integrator1 |
Type: Integrator Description: Output the integral of the input signal with optional reset |
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add1 |
Type: Add Description: Output the sum of the two inputs |
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add2 |
Type: Add Description: Output the sum of the two inputs |
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gain2 |
Type: Gain Description: Output the product of a gain value with the input signal |
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integrator2 |
Type: Integrator Description: Output the integral of the input signal with optional reset |