GridCal.Engine.Simulations.StateEstimation package

Submodules

GridCal.Engine.Simulations.StateEstimation.state_estimation module

GridCal.Engine.Simulations.StateEstimation.state_estimation.Jacobian_SE(Ybus, Yf, Yt, V, f, t, inputs, pvpq)
Parameters:
  • Ybus –
  • Yf –
  • Yt –
  • V –
  • f –
  • t –
  • inputs – instance of StateEstimationInput
  • pvpq –
Returns:
GridCal.Engine.Simulations.StateEstimation.state_estimation.dIbr_dV(Yf, Yt, V)

Computes partial derivatives of branch currents w.r.t. voltage :param Yf: :param Yt: :param V: :return:

GridCal.Engine.Simulations.StateEstimation.state_estimation.dSbr_dV(Yf, Yt, V, f, t)
Parameters:
  • Yf –
  • Yt –
  • V –
  • f –
  • t –
Returns:
GridCal.Engine.Simulations.StateEstimation.state_estimation.dSbus_dV(Ybus, V)
Parameters:
  • Ybus –
  • V –
Returns:
GridCal.Engine.Simulations.StateEstimation.state_estimation.solve_se_lm(Ybus, Yf, Yt, f, t, se_input, ref, pq, pv)

Solve the state estimation problem using the Levenberg-Marquadt method :param Ybus: :param Yf: :param Yt: :param f: array with the from bus indices of all the branches :param t: array with the to bus indices of all the branches :param inputs: state estimation imput instance (contains the measurements) :param ref: :param pq: :param pv: :return:

GridCal.Engine.Simulations.StateEstimation.state_stimation_driver module

class GridCal.Engine.Simulations.StateEstimation.state_stimation_driver.StateEstimation(circuit: GridCal.Engine.Core.multi_circuit.MultiCircuit)

Bases: PySide2.QtCore.QRunnable

static collect_measurements(circuit: GridCal.Engine.Core.multi_circuit.MultiCircuit, bus_idx, branch_idx)

Form the input from the circuit measurements :return: nothing, the input object is stored in this class

run()

Run state estimation :return:

class GridCal.Engine.Simulations.StateEstimation.state_stimation_driver.StateEstimationInput

Bases: object

clear()

Clear

consolidate()

consolidate the measurements into “measurements” and “sigma” :return: measurements, sigma

class GridCal.Engine.Simulations.StateEstimation.state_stimation_driver.StateEstimationResults(Sbus=None, voltage=None, Sbranch=None, Ibranch=None, loading=None, losses=None, error=None, converged=None, Qpv=None)

Bases: GridCal.Engine.Simulations.PowerFlow.power_flow_results.PowerFlowResults