In this paper, based on acoustic emission (AE) monitoring and digital filtering technology,
the low and high frequency components in the switching mechanical stress wave (MSW) of …

The traditional condition monitoring (CM) method of power electronic device detection is
built based on electrical, magnetic, and thermal parameters, respectively. In this paper, a …

Unlike conventional voltage and current sensing, this paper studies the use of acoustic
emission signals to detect the condition of the power device for a DC–AC inverter. As a …

Modern seagoing ships are often equipped with converters which utilize semiconductor
power electronics devices like thyristors or power transistors. Most of them are used in …

In recent years, with the burgeoning application of high voltage in various industrial sectors,
the deployment of unmanned equipment, such as industrial heavy-load Unmanned Aerial …

功率金属–氧化物半导体场效应晶体管(metal-oxide-semiconductor field-effect transistor,
MOSFET) 在电磁热机等物理场相互作用下产生的应力波, 对器件的可靠性设计和状态监测有 …