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Yuxin Electronics has obtained an invention patent authorization: "A DC power supply circuit with adjustable output voltage for a fuel frequency conversion generator set"

Article Source：Qichacha | Author：Securities Star | Issuing Time：2024.06.13
Securities Star News: According to data from Qichacha, Yuxin Electronics (301107) has obtained a new invention patent authorization, titled "A DC power supply circuit with adjustable output voltage for fuel frequency conversion generator sets". The patent application number is CN201811488261.7, and the authorization date is June 11, 2024.

Patent abstract: A direct current power supply circuit with adjustable output voltage for a fuel frequency conversion generator set, including a three-phase half controlled full bridge rectification and filtering circuit, a DC DC conversion module circuit, a PWM drive control module, and a sampling module; The input end of the three-phase half controlled full bridge rectification and filtering circuit is connected to the three-phase AC end; The output end of the three-phase half controlled full bridge rectification and filtering circuit is connected to the input end of the DC/DC conversion module circuit; The sampling module is used to collect input electrical signals, output electrical signals, and temperature of the DC to DC conversion module circuit; The output port of the sampling module is connected to the input end of the PWM drive control module; The output end of the PWM drive control module is connected to the control end of the DC/DC conversion module circuit. Simplify the energy conversion process of the unit and replace it with AC DC DC topology, greatly improving the load capacity of the unit.


Attached drawings of patent abstract

Since the beginning of this year, Yuxin Electronics has obtained 13 new patent authorizations, an increase of 160% compared to the same period last year. Based on the financial data of the company's 2023 annual report, the company invested 39.7466 million yuan in research and development, a year-on-year increase of 31.9%.
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