Description

The 4-winding linear transformer is the simplest form of 1-phase transformer. It is best used when the simulation of saturation can be avoided as it can save computation time.

Table of Contents

Mask and Parameters

General Parameters

Description	Use this field to add all kinds of information about the component
Base primary/secondary/tertiary/quaternary winding voltage (rmsLN)	Base value pour PU conversion (kV)
Base power (total)	Base value pour PU conversion (MVA)
Base frequency	Base value pour PU conversion (Hz)

Magnetization Impedance Parameters

Rm: Equivalent resistance of iron losses of the magnetic circuit (Ω)
Lm: Magnetization inductance (H)

Winding Parameters

Voltage (rms)	Rated voltage of the winding (kV)
R1, R2, R3, R4	Leakage resistance of the winding (Ω)
L1, L2, L3, L4	Leakage inductance of the winding (H)

Ports, Inputs, Outputs and Signals Available for Monitoring

Ports

Net_1+	Positive primary winding connection (supports only 1-phase connections)
Net_1-	Negative primary winding connection (supports only 1-phase connections)
Net_2+	Positive secondary winding connection (supports only 1-phase connections)
Net_2-	Negative secondary winding connection (supports only 1-phase connections)
Net_3+	Positive tertiary winding connection (supports only 1-phase connections)
Net_3-	Negative tertiary winding connection (supports only 1-phase connections)
Net_4+	Positive quaternary winding connection (supports only 1-phase connections)
Net_4-	Negative quaternary winding connection (supports only 1-phase connections)

Inputs

None

Outputs

None

Sensors

ILMAG	Magnetization current (A)
IPRIM	Primary current (A)
ISEC2	Secondary current (A)
ISEC3	Tertiary current (A)
ISEC4	Quaternary current (A)

4-Winding 1-Phase Linear Transformer