What question did this study set out to answer?

To develop a high step-up DC-DC converter that minimizes voltage stress on the switch while improving efficiency for renewable energy use.

March 10, 2026International Journal of Circuit Theory and Applications

A Single‐Switch Quadratic Ultrahigh Step‐Up DC–DC Converter With Low Voltage Stress on Switch for Renewable Energy Applications

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Authors

YXYuzhen XuFuzhou University DYDawei YuFuzhou University HLHaibin LiFuzhou University

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Implication

A novel DC-DC converter demonstrates enhanced efficiency and reduced voltage stress for renewable energy applications, indicating significant improvements.

Key Points

To develop a high step-up DC-DC converter that minimizes voltage stress on the switch while improving efficiency for renewable energy use.
Proposed a single-switch quadratic converter with a coupled inductor and voltage multiplier cell
Designed an integrated clamp circuit to enhance efficiency and limit voltage spikes
Utilized quasi-resonant operation to eliminate reverse recovery in diodes
Conducted steady-state and loss analysis with performance comparisons to other converters
Achieved high voltage gain with a low turns ratio
Demonstrated improved energy efficiency in a 200-W prototype generating 400-V output
Reduced voltage stress on the switch compared to traditional designs

Cite This Study

Xu et al. (2026) studied this question.

synapsesocial.com/papers/69af95a470916d39fea4d6d5 https://doi.org/10.1002/cta.70377

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Implication

A novel DC-DC converter demonstrates enhanced efficiency and reduced voltage stress for renewable energy applications, indicating significant improvements.

A Single‐Switch Quadratic Ultrahigh Step‐Up DC–DC Converter With Low Voltage Stress on Switch for Renewable Energy Applications

Discussion

Member takes

Implication

Key Points

Cite This Study

A Single‐Switch Quadratic Ultrahigh Step‐Up DC–DC Converter With Low Voltage Stress on Switch for Renewable Energy Applications

Discussion

Member takes

Implication

Key Points

Cite This Study

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