how to model a variable resistor

In simulink,i want to to model asymetry current in three phase circuit. How could i model a varible resistor?

Answer 1

[Sabin]

Simscape Electrical offers Variable Resistor implementation in bot Simscape and Specialized Power Systems technologies. If you plan to build your own variable resistor using only Simulink blocks then start with the mathematical equation and use Resistance value as input.