Stmicroelectronics International N.v.

Stmicroelectronics (shenzhen) R&d Co. Ltd.

Chengpan Cai

Dino Costanzo

Yan Zhang

Xiyu Xu

Yanjie Sun

Various examples in accordance with the present disclosure provide systems, apparatuses, methods, and computer program products associated with detecting phase fault in a motor, such as unbalance phase and phase loss fault.

Systems, apparatuses, methods, and computer program products for detecting unbalance phase and phase loss fault for motor control

An apparatus includes a first inverter configured to drive a first motor having a plurality of phases, the first inverter comprising a plurality of inverter legs, each of which is coupled to a corresponding phase of the first motor, a second inverter configured to drive a second motor having a plurality of phases, the second inverter comprising a plurality of inverter legs, each of which is coupled to a corresponding phase of the second motor, and a first current sensor configured to sense currents flowing in the first inverter and the second inverter, wherein the first current sensor is shared by at least by two inverter legs.

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Shenzhen, China

Chengpan Cai