Multi-electricity-price demand response pricing system facing peak shifting phenomenon based on gradient algorithm

Abstract

The embodiment of the invention discloses a multi-electricity-price demand response pricing system for a peak shifting phenomenon based on a gradient algorithm, and the system comprises an electricity price-load optimization module which is used for determining the optimal equipment load and the optimal electricity utilization cost based on user equipment information and a group of electricity prices determined by a multi-pricing making module; the power grid dispatching module is used for determining the optimal power generation cost based on the power grid total load and the power grid basic information; and the multi-pricing module is used for calculating a group of electricity prices and partial derivative links based on the optimal equipment load, the optimal electricity utilization cost and the optimal power generation cost, and is used for establishing partial derivatives of the optimal equipment load, the optimal electricity utilization cost, the optimal power generation cost and the group of electricity prices and solving a final optimal electricity price combination through a gradient algorithm. According to the method, the relation between the optimal value and the input variable is established, the partial derivative of the relation is solved, finally, the final optimal electricity price combination is rapidly solved through the gradient method, peak load shifting can be effectively achieved, and the social energy efficiency level is improved.

Description

technical field [0001] The invention relates to the technical field of power systems, in particular to a gradient algorithm-based multi-price demand response pricing system for peak shifting phenomena. Background technique [0002] Smart grid is the future development direction of power system construction in various countries, and demand response is one of the main topics in the development of smart grid. It plays a role in new energy power generation, resource allocation optimization, scientific load management and other fields, allowing demand side management to play a greater role . In China, demand side management is one of the important development directions of the energy and power industry. In 2013, the pilot construction of electricity demand response was launched. In September 2017, the "Power Demand Side Management Measures (Revised Edition)" was released. Demand side management has entered a new stage of development. The essence of demand-side response is to ...

AI Technical Summary

Problems solved by technology

[0005] In order to solve the problem that under the traditional time-of-use electricity price mode, the time-of-use electricity price of all users in the area is the same, which leads to the weakening of the effect of "peak shifting and valley filling", a gradient algorithm-based multi-level algorithm for peak shifting phenomenon in large industrial cities is provided. electricity price demand response pricing mechanism

Images