Charging device, charging cover control device, charging system, and related method

A charging cover control device of an electric vehicle, comprising:

• a second signal receiver, a decoder, a processor and a motor driver, wherein the motor driver is connected to a charging cover motor of the electric vehicle, and the charging cover motor drives the charging cover to be opened or closed;
• the second signal receiver is configured to receive a first control instruction sent by the charging device and send the first control instruction to the decoder, wherein the first control instruction comprises identity information for identifying the charging device;
• the decoder is configured to decrypt the first control instruction and send decrypted first control instruction to the processor;
• the processor is configured to receive decrypted first control instruction, verify the identity information in the first control instruction, and send a cover open instruction indicating to open the charging cover to the motor driver when the verification of the identity information is successful;
• and
• the motor driver is configured to drive the charging cover motor based on the cover open instruction to make the charging cover in an open status.