Lai S Chan

Title: Innovations of Lai S Chan in Electrical Power Conversion

Introduction

Lai S Chan is a notable inventor based in Singapore, recognized for his contributions to electrical power conversion technology. With a focus on improving the efficiency and reliability of power converters, Chan has made significant strides in the field.

Latest Patents

One of his key inventions is the Flyback power converter with spike compensator circuit. This innovative electrical power converter utilizes a pulse width modulator that responds to the voltage across a tertiary winding of the power transformer. The design includes a feedback control circuit that provides a regulating voltage to the pulse width modulator, which is substantially proportional to the voltage across the tertiary winding. Notably, the circuit effectively removes voltage spikes caused by leakage inductance in the power transformer. The feedback control circuit also features a spike compensator that utilizes voltage spikes from leakage inductance to mitigate output voltage degradation under heavy load conditions. This patent showcases Chan's commitment to enhancing power conversion technology.

Career Highlights

Lai S Chan is currently employed at Astec International Limited, where he continues to innovate in the field of electrical engineering. His work at Astec has allowed him to apply his expertise in developing advanced power conversion solutions that meet the demands of modern technology.

Collaborations

Chan collaborates with Eng Hwee Quek, a fellow professional in the industry. Their partnership exemplifies the importance of teamwork in driving innovation and achieving technological advancements.

Conclusion

Lai S Chan's contributions to electrical power conversion, particularly through his patented Flyback power converter, highlight his role as a significant inventor in the field. His work not only improves the efficiency of power converters but also addresses critical challenges in electrical engineering.