The utility model discloses a transformer evaporative cooling experiment system, which comprises an oil tank, a heating element, a shell-and-tube heat exchanger, a condenser, a first oil pipeline, a second oil pipeline, a first condensate pipeline, a second condensate pipeline, a first pressure gauge, a second pressure gauge, an oil valve, a first flow meter, a second flow meter, a first thermometer, a second thermometer and an oil pump, wherein the oil tank is internally filled with transformer oil; the heating element is immersed in the transformer oil; the first oil pipeline and the second oil pipeline are communicated with the oil tank and the shell-and-tube heat exchanger respectively; and the first condensate pipeline and the second condensate pipeline are communicated with the condenser and the shell-and-tube heat exchanger respectively. The transformer evaporative cooling experiment system disclosed by the utility model is low in cost, reduces a lot of influence factors, can change the running state of an experiment conveniently, and can meet necessary experiment requirements.