VARIABLE VOLTAGE STABILIZER Russian patent published in 2025 - IPC G05F1/30 

FIELD: electrical engineering.

SUBSTANCE: invention relates to electrical engineering, namely to AC voltage stabilizers, and is intended for use in power supply systems. AC voltage stabilizer comprises a phase detector, an integrator, a sinusoidal generator, a balancing device, an amplitude stabilizer, a comparator, an output amplifier, a threshold device, a transformer and a protection unit. Protection unit has a constant voltage source, a pulse former, an optotriac, an L-circuit, a magnetic conductor with an air gap, a magnetic diode, a voltage divider, a variable resistor, a comparator, a JK trigger and a differentiating circuit.

EFFECT: expansion of functional capabilities with simultaneous increase of reliability.

1 cl, 1 dwg