# Electrical Sources and Elements

AC and DC sources, breakers, transformers, RLC branches and loads,
transmission lines

Generate, transform, and transmit power through AC and DC sources, transformers, and lines.

## Blocks

## Functions

`power_new` | Create new Simscape Electrical Specialized Power Systems model populated by required and commonly used blocks |

`power_cableparam` | Compute RLC parameters of radial copper cables with single screen, based on conductor and insulator characteristics |

`power_hysteresis` | View and edit hysteresis characteristic for saturable core of Saturable Transformer blocks |

`power_lineparam` | Compute RLC parameters of overhead transmission line from its conductor characteristics and tower geometry |

## Analysis Tools

Power Line Parameters | Compute RLC parameters of overhead transmission line from its conductor characteristics and tower geometry |

Specify Decoupling Lines | Replace selected Distributed Parameters Line blocks with Decoupling Line blocks |

## Topics

**Building and Customizing Simscape Electrical Specialized Power Systems Models**

Model nonlinear systems and create custom nonlinear blocks.

**Building a Model Using Model Construction Commands**

Insert and connect blocks in your model using model construction commands.