RU96117342A - METHOD FOR EXCITING OSCILLATIONS IN ELECTRICAL CIRCUIT AND DEVICE FOR ITS IMPLEMENTATION - Google Patents

Claims (2)

1. The method of excitation of oscillations in the electric circuit, which consists in generating oscillations by regulating the signal that controls the excitation of oscillations, characterized in that the electric circuits form a sequence of resonance currents and resonance voltages by shock excitation and generation of harmonics of a higher order than main oscillations, the amplitude of which is determined in accordance with the dependence:

where U (ωt) is the shock excitation voltage of the circuits,
A is the amplitude of the alternating voltage;
ω is the circular frequency of the fundamental
α is the amplitude of the voltage resonance;
n is the number of harmonics;
ψ is the phase of the fundamental harmonic.  2. An oscillation excitation device in an electrical circuit containing a high-frequency transformer, the end of the primary winding of which is connected to the first output of the thyristor switch, the second output of which is connected to the first output of the first capacitor, the first output to the power source and to the end of the secondary winding of the pulse transformer, the beginning of which is through a resistor connected to the control electrode of the thyristor switch, characterized in that a phase-shifting unit is inserted into it, the thyristor switch is made simme primary, and the second output of the first capacitor is connected to the beginning of the primary winding of the high-frequency transformer and through the second capacitor is connected to the first output of the inductor, the second output of which is connected to the second output of the power source, to the first output of the phase-shifting unit, the second output of which is connected to the first output power source and to the end of the primary winding of a pulse transformer, the beginning of which is connected to the third terminal of the phase-shifting unit.