Voltage-stabilizing and current-limiting type voltage-regulating and power-regulating system

By designing a voltage-controlled and current-limited voltage and power regulation system, using Bluetooth main control module and multiple detection modules, the precise regulation of output voltage and current is achieved, which solves the problems of low regulation accuracy and insufficient response to grid fluctuations in the existing technology, and improves the charging accuracy of lead-acid battery and the stability of LED lights.

CN222673925UActive Publication Date: 2025-03-25LUOHE HONGHUANGLAN EIECTRONIC TECH CO LTD
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Patent Information

Application Number
CN202421320048.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-11
Publication Date
2025-03-25
Estimated Expiration
2034-06-11

AI Technical Summary

Technical Problem

The existing thyristor phase-controlled voltage and power control system has shortcomings in regulation accuracy and grid fluctuation response, resulting in low charging accuracy of lead-acid batteries and LED lighting strobe problems.

Method used

A voltage-regulating and current-limiting voltage-regulating power system is designed, using Bluetooth main control module, power module, output module, voltage sampling module, overvoltage detection module, overcurrent detection module and periodic latch module. By sampling and comparison of output voltage and current, combined with the control of Bluetooth MCU, periodic latch and inverted driving of the power tube are realized to ensure voltage regulation and current limiting.

Benefits of technology

It improves the regulation accuracy of output voltage and power, avoids voltage jitter caused by grid fluctuations, ensures the accuracy of lead-acid battery charging and the stability of LED lights, and avoids strobe problems.

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Abstract

The utility model discloses a voltage-stabilizing and current-limiting type voltage-regulating and power-regulating system. The technical problems that an existing silicon controlled rectifier phase modulation type voltage and power regulation system is low in regulation and control precision and shakes along with fluctuation of a power grid are solved. The power supply module is used for converting commercial power into voltage of a corresponding grade; output voltage and power of the output module are correspondingly regulated and controlled by a power tube; the voltage sampling module is arranged in parallel with an output terminal; the overvoltage detection module includes a voltage comparator, the corresponding input end of the voltage comparator is correspondingly and electrically connected with the voltage sampling module, the overcurrent detection module includes a current comparator, and the corresponding input of the current comparator is corresponding output current of the output module. The periodic latch module is correspondingly and electrically connected with the overvoltage detection module and the overcurrent detection module and is used for correspondingly regulating and controlling the conduction degree of the power tube; the system has the advantages of convenient configuration adjustment, high output precision, small voltage fluctuation and the like.
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