Search Results - SUN Feng
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The Correlation Between Cu/Sn Ratios and the Formation Speed of IMC-Cu Composite Micro Solder Joints
Published 2021-12-01Get full textIn order to study the effect of different Cu/Sn ratios on the IMC-Cu interface behavior of composite micro solder joints, this article uses a combination of Transient Liquid Phase Welding and pressure,using foamed copper, pure Sn and Cu substrates as raw materials to prepare IMC-Cu composite micro s...
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A Topology of Current limiting Hybrid DC Circuit Breaker
Published 2023-04-01Get full textTo solve the problem that most of the current hybrid DC circuit breakers do not have the current limiting function and the cost is too high, a low-cost current limiting hybrid DC circuit breaker is proposed.When the fault occurs, the ultra-fast disconnector(UFD) connected in parallel on both side...
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Clinical efficacy analysis of Transanal Opening of Inter-sphincteric Space (TROPIS) for high inter-sphincteric fistula-in-ano
Published 2022-10-01Get full text[Objective] To analyze the clinical efficacy of the Transanal Opening of Inter-sphincteric Space (TROPIS) procedure for treating high inter-sphincteric fistula-in-ano. [Methods] A retrospective analysis was conducted on the clinical data of 28 patients with high inter-sphincteric fistula-in-ano who...
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A Wireless Charging System Based on the Interleaved Converter and Magnetic Integration
Published 2023-06-01Get full textSteady outputs, high system efficiency and power density are significant for wireless charging systems.To meet the demand, this article introduces the two-cell interleaved Buck converter (IBC) to the wireless charging system (WCS). Combined with the closed-loop control, the constant current/const...
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