The trend toward integrating power electronic converters and pushing their device utilization
toward physical limits puts the spotlight on the junction temperature of the devices. The …

摘要IGBT 作为功率变流器的核心器件, 被广泛应用于电动汽车, 轨道交通,
航空航天和电力系统等领域, 由于功率变流器的运行环境复杂多变, 处理功率大幅波动 …

This paper deals with real-time estimation of the junction temperature of SiC power mosfets.
The junction temperature of a device with four-switch module is estimated in real-time by …

This paper proposes a methodology for active thermal control of power electronic modules
in ac applications, which includes a loss manipulation unit, a thermal observer structure, and …

Power converters have widespread applications in automotive, renewables, and power
systems. The demand for power modules with low power consumption and high efficiency …

Low-frequency junction temperature fluctuation caused by changes in load current or
ambient temperature can severely accelerate the aging development and reduce the …

Unbalanced junction temperature (T j) distribution of a bridge leg can accelerate the
development of aging defects and reduce the lifetime of the converter. Therefore, T j balance …

This paper discusses active thermal cycle reduction techniques for power electronic
modules. These reduce the thermomechanical strain in the interconnects of the power …

Junction temperature fluctuation is the main cause of failure of power devices including
silicon carbide (SiC) MOSFETs, and active junction temperature control is an effective way to …

This work proposes a technique that enables the accurate real-time monitoring of junction
temperatures and 3-D distributed temperatures in power modules with minimal sensing …