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Household energy scheduling method, energy management module and household energy system

A technology of energy dispatching and dispatching cycle, applied in the field of energy management, it can solve the problems of limited development and incomplete energy dispatching scheme factors.

Inactive Publication Date: 2020-06-23
SHANGHAI PYLON TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] In view of the above-mentioned shortcomings of the prior art, the object of the present invention is to provide a household energy scheduling method, an energy management module and a household energy system, which are used to solve the incomplete consideration of factors in the energy scheduling scheme in the prior art, resulting in limited development

Method used

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  • Household energy scheduling method, energy management module and household energy system
  • Household energy scheduling method, energy management module and household energy system
  • Household energy scheduling method, energy management module and household energy system

Examples

Experimental program
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Embodiment 1

[0087] Such as figure 1 As shown, this embodiment provides a household energy scheduling method, the household energy scheduling method includes:

[0088] 1) Estimate and estimate the photovoltaic power and load power in the current dispatch cycle.

[0089] Specifically, a scheduling cycle is divided into N segments on average, and N is an integer not less than 1. As an example, N can be set to 1, 2, 5, 6, and 12, which will not be described one by one here; correspondingly, each segment It has a time interval of T (T*N=1 scheduling period). The specific value of N can be set based on actual needs, and is not limited to this embodiment.

[0090] Specifically, when estimating the photovoltaic power generation power in the current dispatch period, the factors considered in the estimation include but not limited to weather forecast information, and any factors that affect the photovoltaic power generation power can be included, which will not be repeated here.

[0091] Specifi...

Embodiment 2

[0149] Such as figure 2 As shown, this embodiment provides an energy management module 11, and the energy management module 11 includes:

[0150] An estimation unit 111 , a target cost calculation unit 112 and a scheduling unit 113 .

[0151] Such as figure 2 As shown, the estimating unit 111 is used to obtain estimated photovoltaic power generation power and estimated load power.

[0152] Specifically, the information received by the estimating unit 111 includes but not limited to weather forecast information, load device information, and power grid information, which will not be repeated here. In this embodiment, the estimated photovoltaic power generation power is obtained based on the weather forecast information, and the estimated load power is obtained based on the number of electric devices and the load power corresponding to each electric device.

[0153] Such as figure 2 As shown, the target cost calculation unit 112 is based on the estimated photovoltaic power...

Embodiment 3

[0158] Such as image 3 As shown, this embodiment provides a household energy system 1, the household energy system includes:

[0159] Energy management module 11 , photovoltaic power generation panel 12 , AC / DC conversion module 13 , energy storage battery 14 , electric vehicle 15 , load 16 and grid 17 .

[0160] Such as image 3 As shown, the photovoltaic power generation panel 12 is used to realize solar-electric energy conversion.

[0161] Such as image 3 As shown, the energy storage battery 14 is connected to the AC / DC conversion module 13 for storing electric energy.

[0162] Such as image 3 As shown, the AC-DC conversion module 13 is connected to the photovoltaic power generation panel 12, the energy storage battery 14 and the electric vehicle 15 for electric energy conversion.

[0163] Such as image 3 As shown, the electric vehicle 15 can be used not only as a load, but also as a power supply in case of emergency.

[0164] Such as image 3 As shown, the load...

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Abstract

The invention provides a household energy scheduling method, an energy management module and a household energy system. The household energy scheduling method comprises: predicting and estimating photovoltaic power generation power and load power in a current scheduling period; according to the photovoltaic estimated generated power, the estimated load power, the capacity and the charging and discharging power of the energy storage battery, the capacity and the charging and discharging power of the electric vehicle battery and the cycle life of the energy storage battery, solving the minimum value of a target cost function in the current scheduling period by utilizing mixed integer linear programming; and obtaining corresponding system parameters and electricity expenses when the target cost function is minimum, and obtaining an energy scheduling scheme. According to the invention, the minimum power consumption cost of a user is used as an optimal scheduling target; and meanwhile, theconsumption cost of the energy storage battery is introduced into a scheduling target, and a mixed integer linear programming method is utilized to carry out cooperative scheduling on various electricequipment, electric vehicles and the energy storage battery, so that the consumption of the energy storage battery is minimized while the electricity cost is minimum, the service life of the energy storage battery is prolonged, and the total income of the whole system is improved.

Description

technical field [0001] The invention relates to the field of energy management, in particular to a household energy scheduling method, an energy management module and a household energy system. Background technique [0002] Driven by the requirements of society, environment, energy and sustainable development, the promotion and application of new energy has become a global consensus, and the world is transitioning to a more sustainable energy system, and solar energy is the most important renewable energy in new energy. play an important role in future development. In recent years, distributed photovoltaic systems have made great progress in household, commercial and industrial fields. However, the intermittent output of photovoltaic power generation has brought great challenges to the reliability of power operation. At the same time, with the increase of its energy proportion, the challenge will become increasingly severe. Therefore, more and more battery energy storage is...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02J3/46H02J3/38H02J3/32H02J3/00G06Q10/04G06Q10/06G06Q50/06
CPCG06Q10/04G06Q10/0637G06Q50/06H02J3/008H02J3/32H02J3/46Y02B10/10Y02E10/56Y02E70/30Y04S10/50
Inventor 朱广焱张鹏博施璐谈文
Owner SHANGHAI PYLON TECH CO LTD
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