This work proposes a methodology for detecting voltage imbalance using the OpenDSS software and its COM interface. The proposal is to detect voltage imbalance using the communication between OpenDSS and MATLAB through a Perceptron Multilayer Artificial Neural Network. For that, tests were carried out in a distribution network with distributed generators and energy stores. The studies were conducted on an IEEE 13 bus test system. https://doi.org/10.53316/sepoc2021.041