An Electroplating Power Supply Circuit Realizing Stable Output of Arbitrary Waveform

A power supply circuit, stable output technology, applied in the direction of adjusting electrical variables, instruments, control/regulating systems, etc., can solve the problem that the electroplating power supply cannot meet the production requirements of multi-stage variable frequency corrosion process

CN110597336BActive Publication Date: 2021-04-13RUYUAN DONGYANGGUANG MACHINERY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Publication Date
2021-04-13

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Abstract

The invention discloses an electroplating power supply circuit for realizing stable output of arbitrary waveforms, comprising a power signal input circuit, a feedback current signal circuit, a current comparison circuit, a power supply circuit, a power amplifier; a feedback voltage signal circuit, a voltage comparison circuit, a power output circuit, A power supply selection output circuit; the power signal input circuit amplifies the input power signal; the feedback current signal circuit amplifies the input load feedback current signal and then enters the current comparison circuit to compare with the input current signal to obtain The current difference input power supply selection output circuit; the feedback voltage signal circuit performs operational amplification processing on the input load feedback voltage signal and then enters the voltage comparison circuit to compare with the input voltage signal to obtain the voltage difference input power selection Output circuit; the power supply selection output circuit selects the output voltage difference or current difference, and inputs it into the power output circuit, and then transmits it to the load through the power amplifier.
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Description

technical field

[0001] The invention relates to the technical field of electroplating power supply, and more specifically, relates to an electroplating power supply circuit capable of realizing stable output of arbitrary waveforms. Background technique

[0002] At present, low-voltage capacitor products are developing towards high-performance, high-frequency and low-impedance electrode foil aluminum electrolytic capacitors. Due to the particularity of its application, it is required to have the characteristics of high and low temperature resistance, low loss, low impedance, good frequency characteristics, high ripple current strength, good anti-interference characteristics, and excellent acid resistance. Therefore, the characteristics of high-frequency low-impedance electrode foil are proposed. higher requirements.

[0003] At present, low-voltage anode aluminum foil products are mainly produced by electrochemical corrosion technology. Judging from the current patents and ...

Examples

Embodiment 1

[0163] Such as figure 1 As shown, an electroplating power supply circuit that realizes stable output of arbitrary waveforms includes a power signal input circuit, a feedback current signal circuit, a current comparison circuit, a power supply circuit, and a power amplifier; a feedback voltage signal circuit, a voltage comparison circuit, a power output circuit, and a power supply Select the output circuit and load;

[0164] The power signal input circuit is used to input a voltage signal or a current signal, and perform multi-stage 1:1 amplification processing on the current signal or voltage signal, and then input the current signal after multi-stage 1:1 amplification processing to the current comparison circuit , input the voltage signal after multi-stage 1:1 amplification processing to the voltage comparison circuit;

[0165] The feedback current signal circuit is used to input the current signal fed back by the load, and after performing multi-stage operational amplificat...