Method, system and equipment for testing transformation ratio of distribution transformer and medium

The invention discloses a transformation ratio testing method, system and device of a distribution transformer and a medium, and relates to the technical field of transformer transformation ratio testing, and the method comprises the steps: obtaining a test wiring mode, a test time sequence input voltage and a test time sequence output voltage; obtaining first transformation ratio data and second transformation ratio data according to the test time sequence input voltage and the test time sequence output voltage; calculating a difference value ratio and training a preset initial model to obtain a prediction model; acquiring a target wiring mode, a target time sequence input voltage and a target time sequence output voltage, and processing to obtain target transformation ratio data; the transformation ratio data is calculated through the model, and the influence of various wiring modes on test results is considered, so that the test results of different wiring modes can be compensated, the accuracy of the obta