A system includes: an inverter configured to convert DC power to AC power, wherein the inverter includes: a power module including: a flex layer including a gate trace providing an electrical connection to a gate input connection of the power module, a first substrate, a second substrate including…
Disclosed are a protection apparatus and method for estimating thermal stress of a power conversion device and preventing damage thereto using a virtual sensor based on a reduced-order model. Thermal stress applied to a power conversion device in a vehicle is estimated using virtual sensor software…
A power conversion system can include a housing, a frame to support the housing, a solar assembly having a plurality of solar cells, an inverter, and a temperature management system. The inverter can electrically couple with the solar assembly, receive direct current (DC) power from the plurality…
A device for protecting a converter and a control method thereof, the device including: a voltage detection unit that detects at least one of an input-stage voltage and an output-stage voltage of a converter; a switching device that connects an output stage of the converter and a load connected to…
A controller for a power conversion system includes a determination unit configured to determine whether a current time is in nighttime in an environment of a power converter that is connected to one or both of a direct-current power supply and an alternating-current power supply, and a control…
The present invention provides an apparatus to actively balance the thermal performance of paralleled power devices, comprising: a monitoring unit for monitoring the temperature of each power device of the paralleled power devices to judge whether the temperature is out of balance; and a balancing…
An inverter includes at least one relay disposed in an interior of the inverter. The relay is configured to connect the inverter to a grid phase or to disconnect the inverter from the grid phase. A temperature sensor is configured to measure an interior temperature of the inverter. A control unit…