A heat dissipation system includes an accommodation device, a collection device, and a control device. The accommodation device stores a first liquid. The first liquid converts to a first gas when satisfying a first temperature condition. An electronic apparatus is arranged in the first liquid, the first liquid doe not affect an operation of the electronic apparatus and converts to the first gas through heat generated by the electronic apparatus. The first temperature condition changes as an air pressure in the accommodation device changes. The collection device is configured to collect a parameter that indicates the air pressure in the accommodation device. The control device is configured to determine and execute a control instruction according to the parameter. The control instruction includes an instruction used to adjust the air pressure in the accommodation device.