The invention discloses a vanadium redox flow battery energy storage monitoring system, characterized in that: the system comprises a battery energy storage monitoring system, a vanadium redox flow battery energy storage monitoring unit connected with the battery energy storage monitoring system network, and an electrical network access unit and a vanadium redox flow battery which are respectively connected with the battery energy storage monitoring system through the serial interface bus. The vanadium redox flow battery energy storage monitoring system disclosed herein is convenient for the administrative department of electric power to get battery energy storage data and information in time, process and analyze the information to form a control strategy, send various control commands of charge and discharge in time, and supply electric energy to the electrical network when the load peak of the electrical network appears, is helpful for reducing the loss of the system power transmission network and carrying out load shifting on the load peak, thus economic benefits are achieved, and the invention can provide a basis to decision-makers for medium and long term management, planning, and scheduling.