Analysis on the Design of Frequency Conversion Air Conditioner for RS485/CAN Dual Communication Tram

As a kind of train equipment with advantages in refrigeration effect, comfort and energy saving, frequency conversion air conditioning can meet the concept of energy saving, comfort and green travel. Based on this, this paper introduces a super capacitor variable frequency air conditioning unit with RS485 / can communication mode for tram energy storage system from the aspects of system structure, electrical principle and control logic, and expounds the design and manufacturing process of the variable frequency air conditioning unit.