The invention relates to a distributed energy storage scheduling and optimizing control method and system based on an energy efficiency cloud terminal. The method comprises the following steps: step 1, collecting two parameters, namely the node voltage value of a power grid and the energy value of an energy storage device; step 2, according to a fuzzy control algorithm, calculating to obtain the power output quantity; step 3, controlling to and fro flow of power between the energy storage device and the power grid by utilizing the result obtained in the step 2. According to the distributed energy storage scheduling and optimizing control method and system based on the energy cloud terminal, provided by the invention, by aiming at great characteristics of large randomness and nonlinearity of the distributed power grid, charging and discharging of the distributed energy storage device can be controlled easily, the efficiency of energy utilization is improved, the peak load demand optimal management is realized, and at the same time the control system can greatly reduce hardware investment and software expense.