Device and method for preparing insulation paper with non-uniform distribution of micro water

The invention discloses a micro-water non-uniform distribution insulation paper preparation device and method, in the device, a cavity is filled with insulating oil to provide a closed environment for preparing insulation paper; the middle partition plate is located in the middle of the cavity to divide the cavity into a first part and a second part, the middle partition plate is provided with a through hole for placing to-be-processed insulation paper, one surface of the to-be-processed insulation paper faces the first part, and the other surface of the to-be-processed insulation paper faces the second part; the radiator is arranged on the first part, is connected with the circulating water path to form cooling water circulation for cooling the first part and faces the middle partition plate; the plurality of temperature sensors are arranged at two ends of the through hole to obtain temperature data of two ends of the surface of the to-be-processed insulation paper; the temperature recorder is connected with