Control system, control device, control method, and storage medium thereof

A control device mountable to an autonomous transport device and controlling an autonomous traveling of the autonomous transport device, the autonomous transport device being supplied with power by a power generation unit, the power generation unit receiving sunlight and generating, using the sunlight, electric power for storing a load, which requires refrigeration, in a transport chamber and transporting the load by performing the autonomous traveling,

• the control device comprising at least one of (i) a circuit and (ii) a processor with a memory storing computer program code executable by the processor, wherein
• the at least one of the circuit and the processor is configured to:
• acquire incident information indicating an incidence state of sunlight on the autonomous transport device;
• and
• adjust a traveling posture of the autonomous transport device during the autonomous traveling to a control posture, which positions the transport chamber in a direction opposite to a sun direction with respect to a light receiving surface of the power generation unit, the light receiving surface being oriented toward the sun direction according to the incident information for receiving the sunlight.

A control method executed by a processor for controlling an autonomous traveling of an autonomous transport device, the autonomous transport device being supplied with power by a power generation unit, the power generation unit receiving sunlight and generating, using the sunlight, electric power for storing a load, which requires refrigeration, in a transport chamber and transporting the load by performing the autonomous traveling,

• the control method comprising:
• acquiring incident information indicating an incidence state of sunlight on the autonomous transport device;
• and
• adjusting a traveling posture of the autonomous transport device during the autonomous traveling to a control posture, which positions the transport chamber in a direction opposite to a sun direction with respect to a light receiving surface of the power generation unit, the light receiving surface being oriented toward the sun direction according to the incident information for receiving the sunlight.

A non-transitory storage medium storing a control program including instructions to be executed by a processor to control an autonomous traveling of an autonomous transport device, the autonomous transport device being supplied with power by a power generation unit, the power generation unit receiving sunlight and generating, using the sunlight, electric power for storing a load, which requires refrigeration, in a transport chamber and transporting the load by performing the autonomous traveling,

• the instructions comprising:
• acquiring incident information indicating an incidence state of sunlight on the autonomous transport device;
• and
• adjusting a traveling posture of the autonomous transport device during the autonomous traveling to a control posture, which positions the transport chamber in a direction opposite to a sun direction with respect to a light receiving surface of the power generation unit, the light receiving surface being oriented toward the sun direction according to the incident information for receiving the sunlight.