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Power system short-term load prediction method, system and device and medium

A short-term load forecasting and power system technology, applied in forecasting, neural learning methods, instruments, etc., can solve problems such as low accuracy and slow short-term load forecasting speed, and achieve the effect of increasing speed and ensuring high accuracy requirements

Active Publication Date: 2021-01-12
CHINA ELECTRIC POWER RES INST
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AI Technical Summary

Benefits of technology

This patented technology allows for faster and accurate analysis of electricity systems during peak hours compared to previous methods that took months or years ago. It uses advanced techniques such as machine learning algorithms trained over past performance records from real world sources like logs collected through sensors attached to electrical equipment (EEG) devices. By predicting future loads based upon these models, this approach provides an efficient way to manage energy resources effectively while meeting their needs quickly without having excessive costs associated with traditional approaches.

Problems solved by technology

This patents describes different ways that can help estimate how much energy needs during peak hours or when there'll come back down from low levels due to economic concerns like shutdown operations. One way involves measuring electrical activity over longer periods called chronograms, where certain variables may indicate future use patterns with high probability. Another approach suggests utilizing machine learning techniques instead of traditional approaches involving complex mathematical equations.

Method used

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  • Power system short-term load prediction method, system and device and medium
  • Power system short-term load prediction method, system and device and medium
  • Power system short-term load prediction method, system and device and medium

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Embodiment Construction

[0039] In order to enable those skilled in the art to better understand the solutions of the present invention, the following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only It is an embodiment of a part of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present invention.

[0040]It should be noted that the terms "first" and "second" in the description and claims of the present invention and the above drawings are used to distinguish similar objects, but not necessarily used to describe a specific sequence or sequence. It is to be understood that the data so used are interchangeable under appropriate c...

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Abstract

The invention belongs to the field of electric power system dispatching control, and discloses an electric power system short-term load prediction method, system and device, and a medium, and the method comprises the steps: obtaining load data and load influence data of a preset time period before a to-be-predicted time period of an electric power system; obtaining load influence data of a to-be-predicted time period of the power system; and according to the load influence data of the to-be-predicted time period of the power system and the load data and the load influence data of the preset time period before the to-be-predicted time period of the power system, performing prediction through a preset load prediction network model to obtain a load prediction result of the to-be-predicted time period of the power system. Based on the time convolution network model and the load prediction network model, data processing can be executed in parallel, and the load prediction speed of the powersystem is greatly improved; meanwhile, the load prediction network model based on the time convolution network model is adopted for prediction, compared with an existing LSTM model, more historical information can be reserved, and then the high accuracy requirement of short-term load prediction of the power system is guaranteed.

Description

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Claims

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Application Information

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Owner CHINA ELECTRIC POWER RES INST
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