Research on Junction Temperature-Couple Computing Method of Semiconductor Module Based on Medium-Voltage Converter
With the growing power demand for inverter in industrial production,the use of water-cooled inverters is on the rise.The junction temperature of the device,as a crucial application parameter of the inverter,has garnered significant attention and research.This article examines the practical engineering application of water-cooled converters and progressively analyzes the calculation process of the junction temperature of semiconductor devices within the converter.Utilizing simulation software,the thermal properties of semiconductor devices and heat sinks are analyzed in detail.Additionally,a pipeline flow calculation method is proposed to simplify the process of determining the"load flow junction temperature"of water-cooled converters,there by significantly enhancing the efficiency of engineering design.
semiconductor junction temperaturepipe network calculationwater cooling system