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Multi-stage integrated optimization control method and system for industrial comprehensive energy system

An integrated energy system and optimized control technology, applied in the direction of system integration technology, information technology support system, resources, etc., can solve the problems of intermittent new energy, uncertain penetration rate, etc., to reduce industrial energy consumption and ease energy supply Stress, efficiency-enhancing effects

Pending Publication Date: 2022-02-18
STATE GRID SHANDONG ENERGY SAVING SERVICE
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  • Application Information

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Problems solved by technology

[0007] In order to solve the above problems, the present invention proposes a multi-level integrated optimization control method and system for an industrial integrated energy system, which effectively reduces system operating costs, promotes the consumption of new energy, and solves the problem of intermittent new energy in the industrial integrated energy system. issues of uncertainty, uncertainty and high penetration

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  • Multi-stage integrated optimization control method and system for industrial comprehensive energy system
  • Multi-stage integrated optimization control method and system for industrial comprehensive energy system
  • Multi-stage integrated optimization control method and system for industrial comprehensive energy system

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Embodiment 1

[0040] In one or more embodiments, a multi-level integrated optimization control method for an industrial comprehensive energy system is disclosed, referring to figure 2 , mainly including the following processes:

[0041] (1) Obtain the output power and natural gas consumption data of internal combustion engines, the heat production and natural gas consumption data of gas boilers, the heat production and electric energy consumption data of heat pumps, and the state data of electric energy storage;

[0042] Specifically, in this embodiment, a mathematical model of an industrial comprehensive energy system is first constructed;

[0043] Among them, the CCHP (combined cooling, heating and power) model is as follows:

[0044] The efficiency function relationship of the internal combustion engine is expressed by formula (1) as

[0045]

[0046] In the formula, η mt (t) is the power generation efficiency of the internal combustion engine; P mt(t) is the output electric powe...

Embodiment 2

[0138] In one or more embodiments, a multi-level integrated optimization control system for an industrial comprehensive energy system is disclosed, including:

[0139] The equipment state data acquisition module is used to obtain the output power and natural gas consumption data of the internal combustion engine, the heat production and natural gas consumption data of the gas boiler, the heat production and electric energy consumption data of the heat pump, and the state data of the electric energy storage;

[0140] The model building module is used to construct the upper-level capacity configuration model with the goal of the lowest total daily economic cost of the system; and to build the lower-level operation scheduling model with the goal of maximizing the total operating cost savings of the system;

[0141]The multi-objective game module is used to conduct multi-objective games to obtain an integrated optimization model of multi-objective games for industrial comprehensive...

Embodiment 3

[0145] In one or more embodiments, a terminal device is disclosed, including a server, the server includes a memory, a processor, and a computer program stored on the memory and operable on the processor, and the processor executes the The program realizes the multi-level integrated optimization control method of the industrial comprehensive energy system in the first embodiment. For the sake of brevity, details are not repeated here.

[0146] It should be understood that in this embodiment, the processor can be a central processing unit CPU, and the processor can also be other general-purpose processors, digital signal processors DSP, application specific integrated circuits ASIC, off-the-shelf programmable gate array FPGA or other programmable logic devices , discrete gate or transistor logic devices, discrete hardware components, etc. A general-purpose processor may be a microprocessor, or the processor may be any conventional processor, or the like.

[0147] The memory m...

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Abstract

The invention discloses a multi-stage integrated optimization control method and system for an industrial comprehensive energy system. The method comprises the steps of: acquiring output power and consumed natural gas data of an internal combustion engine, heat production and consumed natural gas data of a gas-fired boiler, heat production and consumed electric energy data of a heat pump and state data of electric energy storage; constructing an upper-layer capacity configuration model and a lower-layer operation scheduling model; performing a multi-target game to obtain a multi-target game integrated optimization model of the industrial comprehensive energy system; and solving the multi-target game integrated optimization model of the industrial integrated energy system by adopting a chaos multi-target genetic algorithm to obtain an upper-layer and lower-layer multi-target Pareto leading-edge map, and obtaining an optimal equilibrium capacity configuration and an equilibrium operation strategy of each device through a fuzzy membership degree method. According to the invention, a bidirectional interaction mechanism between the capacity configuration and the operation strategy of the industrial comprehensive energy system is established, the efficiency of the industrial comprehensive energy system is improved, and the industrial energy consumption is reduced.

Description

technical field [0001] The invention relates to the technical field of industrial comprehensive energy system design, in particular to a multi-level integrated optimization control method and system for an industrial comprehensive energy system. Background technique [0002] The statements in this section merely provide background information related to the present invention and do not necessarily constitute prior art. [0003] Products produced in high-energy-consuming industries have to go through multiple processes. Traditional production technologies not only occupy human resources, but also easily cause problems such as excessive energy consumption and energy waste. [0004] combine figure 1 , The industrial integrated energy system mainly includes a small combined cooling, heating and power system (Combined Cooling Heating and Power, CCHP) and an electric energy storage system. [0005] In the CCHP system, wind power and photovoltaic renewable energy are used as the ...

Claims

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Application Information

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IPC IPC(8): G06Q10/04G06Q10/06G06Q50/06
CPCG06Q10/04G06Q10/06313G06Q50/06Y02E40/70Y04S10/50
Inventor 王瑞琪刘继彦鞠文杰杜颖张海静迟青青周子杰刘肖琳吴小川孙明霞刘宗杰周翔宇陈宋宋宫飞翔袁金斗
Owner STATE GRID SHANDONG ENERGY SAVING SERVICE
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