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Capacity configuration and operation optimization method for combination of photovoltaic energy storage and distributed energy

A distributed energy and photovoltaic energy storage technology, applied in photovoltaic power generation, energy storage, resources, etc., can solve the problem of not considering the optimal configuration and operation of energy conversion equipment and photovoltaic energy storage system as a whole

Active Publication Date: 2019-03-22
SHANGHAI JIAO TONG UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, there is no overall consideration of the optimal configuration and operation of energy conversion equipment and photovoltaic energy storage systems.

Method used

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  • Capacity configuration and operation optimization method for combination of photovoltaic energy storage and distributed energy
  • Capacity configuration and operation optimization method for combination of photovoltaic energy storage and distributed energy
  • Capacity configuration and operation optimization method for combination of photovoltaic energy storage and distributed energy

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Embodiment

[0083] Such as figure 1 As shown, a combined capacity allocation and operation optimization method of photovoltaic energy storage and distributed energy, the method includes the following steps:

[0084] (1) Collect the basic data of the distributed energy system and the heat and power load data curves that are accurate to the hour in a year;

[0085] (2) According to the basic data of the distributed energy system and the heat and power load data curves, the energy conversion equipment capacity in the distributed energy system is configured with the optimization goal of minimizing the total annual investment and operation cost of the distributed energy system;

[0086] (3) Determine the optimal output curve of distributed energy system operation according to the capacity configuration results of energy conversion equipment;

[0087] (4) Determine the power net load curve according to the power load data curve and the distributed energy system operation optimization output cu...

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Abstract

The invention relates to a capacity configuration and operation optimization method for combination of photovoltaic energy storage and distributed energy. The method comprises the following steps: (1)collecting the basic data of a distributed energy system and thermodynamic and electric load data curves accurate to hours of one year; (2) configuring the capacity of energy conversion equipment inthe distributed energy system with the optimization objective of minimizing the total annual investment and operating cost of the distributed energy system; (3) determining the operation optimizationoutput curve of the distributed energy system; (4) determining an electric net load curve; (5) collecting the basic data of a photovoltaic energy storage system; (6) according to the basic data of thephotovoltaic energy storage system and the electric net load curve, optimizing the rated power of battery energy storage, rated capacity of battery energy storage and charging / discharging strategiesin the photovoltaic energy storage system with the objective of minimizing the annual total investment and operating cost of photovoltaic energy storage system. Compared with the prior art, the methodof the invention is fast and comprehensive and the result is accurate and reliable.

Description

technical field [0001] The invention relates to a method for capacity allocation and operation optimization of an integrated energy network, in particular to a method for capacity allocation and operation optimization of a combination of photovoltaic energy storage and distributed energy. Background technique [0002] The integrated energy system considers the synergy of various energy sources such as cold / heat / electricity / gas, and meets the energy needs of social energy end users for power supply, heating, and cooling by integrating energy conversion and storage between multiple energy network systems. Plan and operate multiple energy network systems as a whole to improve system operation efficiency so as to achieve the purpose of energy saving and emission reduction. Under the framework of the integrated energy system, by further introducing large-capacity energy storage, the collaborative optimization of multiple energy systems of electricity, heat, and gas can be realize...

Claims

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Application Information

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IPC IPC(8): H02J3/32H02J3/38G06Q10/06G06Q50/06
CPCG06Q10/06315G06Q50/06H02J3/32H02J3/381H02J2203/20Y02E10/56Y02E70/30
Inventor 刘学智陈思捷严正
Owner SHANGHAI JIAO TONG UNIV
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