Role of Voltage Control Devices in Low Voltage State Estimation Process

Table 2

Data sources of the simulations.

Datasets	Site A			Site B
	OLTC			SVR
Measured node	Uncontrolled scenario	Pseudomeasurement scenario	Controlled scenario with measurements	Uncontrolled scenario	Pseudomeasurement scenario	Controlled scenario with measurements
OLTC/IVR control point, LV terminal	Ordinary transformer measurements from LV terminal	Generated pseudo measurement with the logic of a real OLTC	Reference load flow “measurements”	Ordinary transformer measurements from LV terminal	Constant value of 1 p.u (with uncertainty)	Reference load flow “measurements”
Load	SLP	SLP	SLP	SLP	SLP	SLP
MV voltage	External grid measurements	External grid measurements	External grid measurements	External grid measurements	External grid measurements	External grid measurements