Yuanzhao Zhang

Title: Yuanzhao Zhang: Innovator in Power Supply Technology

Introduction

Yuanzhao Zhang is a prominent inventor based in Guangdong, China. He has made significant contributions to the field of power supply technology, holding 2 patents that showcase his innovative approach to electrical engineering.

Latest Patents

One of his latest patents is titled "Charging power supply circuit and control method of same." This invention discloses a charging power supply circuit that includes a PFC circuit, a driver module, and both high-voltage and low-voltage output circuits connected to the PFC circuit. The PFC circuit is connected to AC mains, and the driver module sets the operation range of the PFC circuit near the zero point of AC input voltage. This technical solution helps maintain the topology on the demand for isolation while reducing the volume and cost of PFC circuits.

Another notable patent is the "Insulation detection circuit and detection method thereof for two-way on-board charger." This invention features an insulation detection circuit that comprises an inverter circuit, Y capacitors, and sampling circuits connected to the output live and neutral lines of the inverter circuit. The controller determines the insulation state of the two-way on-board charger based on two sampling voltages.

Career Highlights

Yuanzhao Zhang is currently employed at Shenzhen Vmax New Energy Co., Ltd. His work focuses on developing innovative solutions in the energy sector, particularly in power supply systems.

Collaborations

He collaborates with talented coworkers, including Jun Liu and Yingying Feng, who contribute to the advancement of their projects and innovations.

Conclusion

Yuanzhao Zhang's contributions to power supply technology through his patents reflect his dedication to innovation and engineering excellence. His work continues to influence the field and pave the way for future advancements.