Ringing wave generator

Abstract

The invention relates to a ringing wave generator. The ringing wave generator comprises a high-voltage charging module, a ringing wave generation module and a selection output module which are connected in sequence, the high-voltage charging module comprises a high-voltage direct-current power supply, a charging resistor and a high-voltage energy storage capacitor, the positive electrode of the high-voltage direct-current power supply is connected with the negative electrode of the high-voltage direct-current power supply through the charging resistor and a filter capacitor in sequence, the ringing wave generation module comprises an over-oscillation circuit coil, a filter resistor and the filter capacitor, the charging resistor is connected with the negative electrode of the high-voltagedirect-current power supply through a high-voltage switch and the oscillation circuit coil in sequence, and the oscillation circuit coil is connected with the negative electrode of the high-voltage direct-current power supply through the filter resistor and the filter capacitor in sequence. Compared with ringing wave generators in the prior art, the ringing wave generator of the invention has theadvantages of long service life, high accuracy, stable voltage and the like.

Description

technical field [0001] The invention relates to the field of electronics, in particular to a ring wave generator. Background technique [0002] With technological updates, the electromagnetic compatibility industry is also developing rapidly. Many customers now request to simulate the switching of power and control lines of electrical networks and reactive loads, as well as the power circuit disconnection, fault and insulation breakdown or lightning strikes and induction of ringing waves generated on equipment terminals in low-voltage cables Interference, to do some tests for evaluating the anti-interference performance inside the electronic equipment system, the existing ring wave generators generally use mercury switches as switching devices, resulting in short service life and poor accuracy. Contents of the invention [0003] The object of the present invention is to provide a ring wave generator in order to overcome the above-mentioned defects in the prior art. [00...

AI Technical Summary

Problems solved by technology

Many customers now request to simulate the switching of power and control lines of electrical networks and reactive loads, as well as the power circuit disconnection, fault and insulation breakdown or lightning strikes and induction of ringing waves generated on equipment terminals in low-voltage cables Interference, to do some tests for evaluating the anti-interference performance inside the electronic equipment system, the existing ring wave generator generally uses a mercury switch as a switching device, resulting in short service life and poor accuracy

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