Optimal control method for real-time safety correction of gateway electric power of multi-energy system

A technology for optimizing control and electric power, which is applied in the field of operation and control of integrated energy systems, and can solve problems such as equipment damage

Active Publication Date: 2019-04-16
TSINGHUA UNIV +1
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  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

Due to the maximum capacity limit of the line or transformer at the gateway, when the electrical power of the gateway exceeds this capacity, it may cause equipment damage
In the electricity market, the multi-energy system may sign a contract

Method used

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  • Optimal control method for real-time safety correction of gateway electric power of multi-energy system
  • Optimal control method for real-time safety correction of gateway electric power of multi-energy system
  • Optimal control method for real-time safety correction of gateway electric power of multi-energy system

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Embodiment Construction

[0073] The optimal control method for real-time safety correction of the multi-energy system gateway electric power proposed by the present invention, the structural diagram of the multi-energy system involved is as follows figure 1 shown. Include the following steps:

[0074] (1) Obtain the real-time gateway electric power P of the multi-energy system from the monitoring and control center of the multi-energy system 关口 , real-time total electrical load P 负荷 , real-time total heat load H 负荷 , Real-time total cooling load C 负荷 , The electric power P generated by the combined heat and power unit in real time 热电联产 , The real-time thermal power H generated by the combined heat and power unit 热电联产 , The electric power P consumed by the electric heating unit in real time 电制热 , The thermal power H generated by the electric heating unit in real time 电制热 , The electric power P consumed by the electric refrigeration unit in real time 电制冷 , The cooling power C generated by the el...

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Abstract

The invention relates to an optimal control method for real-time safety correction of gateway electric power of a multi-energy system and belongs to the technical field of integrated energy system operation and control. The method has the advantages that by utilizing the characteristics of multi-energy coupling and complementing, the purpose of reducing the gateway electric power of the multi-energy system is achieved through the cooperative control of various energy devices such as electrical energy devices, thermal energy devices, cold energy devices and the like and the optimal real-time safety corrective control is realized by using linear optimization; an optimal control model for the real-time safety correction is provided, the linearization of the optimal model is realized by specifying the adjustment direction of each device and the rapid solving and the engineering application are benefited; and the method can be applied to the real-time online operation control of the multi-energy system and when the situation that the gateway electric power exceeds the upper limit is monitored, the adjustment amount of each device is calculated through the method, the gateway electric power is reduced and the safe operation of the multi-energy system is guaranteed.

Description

technical field [0001] The invention relates to an optimal control method for real-time safety correction of multi-energy system gateway electric power, and belongs to the technical field of comprehensive energy system operation and control. Background technique [0002] my country's energy system is facing major changes, and the Energy Internet has become an important form of the new generation of energy systems. A multi-energy system is also called an integrated energy system, which requires the unified planning, operation and control of various energy sources such as electricity, heat, cooling and gas, breaking through the technical, market and management barriers of traditional energy systems, and is crucial to promoting the transformation of my country's energy structure. The energy revolution is of great significance and is an important way to realize the energy Internet. It helps to improve energy efficiency, promote the consumption of renewable energy, reduce energy c...

Claims

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Application Information

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IPC IPC(8): H02J3/24
CPCH02J3/24
Inventor 孙宏斌程瀚生郭庆来赵洪春王彬孙向东潘昭光王亮杨帆
Owner TSINGHUA UNIV
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