CN115276066A - Optical energy storage source control system based on real-time regulation and control of meteorological information - Google Patents
Optical energy storage source control system based on real-time regulation and control of meteorological information Download PDFInfo
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- CN115276066A CN115276066A CN202210941499.0A CN202210941499A CN115276066A CN 115276066 A CN115276066 A CN 115276066A CN 202210941499 A CN202210941499 A CN 202210941499A CN 115276066 A CN115276066 A CN 115276066A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/28—Arrangements for balancing of the load in a network by storage of energy
- H02J3/32—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/381—Dispersed generators
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2300/00—Systems for supplying or distributing electric power characterised by decentralized, dispersed, or local generation
- H02J2300/20—The dispersed energy generation being of renewable origin
- H02J2300/22—The renewable source being solar energy
- H02J2300/24—The renewable source being solar energy of photovoltaic origin
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a light energy storage source control system based on real-time meteorological information regulation and control, which relates to the field of meteorological information light energy storage source control and comprises the following components: the energy management system ECS is used for receiving weather system information and reasonably planning and utilizing the electric energy generated by the photovoltaic panel according to the weather system information; the weather system is used for acquiring weather information dynamic; the energy storage battery is used for storing the electric energy generated by the photovoltaic panel; the photovoltaic panel is used for receiving solar energy, converting the solar energy into electric energy and providing the electric energy for the system; and the power distribution room is used for receiving, distributing, controlling and protecting the electric energy. The energy management system ECS acquires the meteorological information and then dynamically controls the charging electric quantity of the energy storage battery, so that the purposes of cost reduction and efficiency improvement are achieved, the energy management system ECS acquires the meteorological information and reserves the capacity of the energy storage battery to store the charging photovoltaic power generation electric quantity, the problem of photovoltaic light abandonment is solved, and clean energy is fully utilized.
Description
Technical Field
The invention relates to the field of meteorological information optical energy storage source control, in particular to an optical energy storage source control system based on real-time meteorological information regulation.
Background
The construction uses the electric power system of new forms of energy as the main part, has brought unprecedented huge transformation for the energy industry, develops the implementation of light storage microgrid system at comprehensive charging station, utilizes station house and the awning of comprehensive charging station, develops roof distributed photovoltaic construction, combines economic reasonable energy storage system, develops local and distal end ECS management system of integration, realizes the intelligent monitoring and the operation of light storage system, combines the peak valley power utilization strategy simultaneously, can effectively reduce the operation charges of electricity cost.
The light energy storage source control system is characterized in that photovoltaic and microgrid commercial power charge an energy storage battery through an ECS (electronic control system), the photovoltaic and energy storage battery are used for supplying electricity to a microgrid station room through ECS management inversion, the energy storage battery has the main functions of peak clipping and valley filling, charging is carried out in the valley time, the electricity is supplied to the microgrid station room through ECS management inversion in the peak time, the charging of the energy storage battery is completed through photovoltaic and commercial power in the peak time and the valley time, the peak clipping and valley filling are realized, the current silicon type photovoltaic panel with the highest cost performance on the market is used, the power generation efficiency of the photovoltaic panel is greatly influenced by weather, the power generation efficiency in the cloudy day is only lower than 20%, the commercial power charging is carried out in the valley time of the energy storage battery, the photovoltaic charging is carried out in the peak time, the photovoltaic power generation amount in the cloudy day is discharged in the peak time, the photovoltaic power generation cannot meet the power consumption of the station room in the cloudy day, gao Fengduan is in the sunny day, the full power state of the photovoltaic power generation power, the photovoltaic power generation power is higher than the microgrid, serious light abandon is generated, and the first conventional light storage system is influenced by the weather; secondly, if the selected energy storage battery has larger capacity, the fixed reserved battery capacity is used for storing the photovoltaic electric quantity, the cost response is greatly increased, and the use cost of a user is also greatly increased; thirdly, if the type selection of the energy storage battery is relatively small, the photovoltaic power generation electric energy can not be stored and charged in time or consumed, and the problem of serious light abandonment can be caused, so that a light energy storage source control system based on real-time regulation and control of meteorological information is urgently needed.
Disclosure of Invention
Based on the above, the invention aims to provide a light energy storage source control system based on meteorological information real-time regulation and control, so as to solve the problem that the traditional light and storage system is greatly influenced by weather due to photovoltaic power generation; if the selected energy storage battery has larger capacity, the fixed reserved battery capacity is used for storing the photovoltaic electric quantity, the cost response is greatly increased, and the use cost of a user is also greatly increased; if the type selection of the energy storage battery is relatively small, the electric energy generated by the photovoltaic power generation cannot be stored and charged in time or consumed, and the technical problem of severe light abandonment can be caused.
In order to achieve the purpose, the invention provides the following technical scheme: a light energy storage source control system based on meteorological information real-time regulation and control comprises:
the energy management system ECS is used for receiving weather system information and reasonably planning and utilizing the electric energy generated by the photovoltaic panel according to the weather system information;
the weather system is used for acquiring weather information dynamic;
the energy storage battery is used for storing the electric energy generated by the photovoltaic panel;
the photovoltaic panel is used for receiving solar energy, converting the solar energy into electric energy and providing the electric energy for the system;
the power distribution room is used for receiving, distributing, controlling and protecting the electric energy;
the high-voltage power transmission tower is used for supporting an overhead line and transmitting electric energy;
and the station room is used for receiving the electric energy distributed from the power distribution room and consuming the electric energy according to the daily life needs.
Preferably, the energy management system ECS is electrically connected to the weather system, the energy management system ECS is electrically connected to the photovoltaic panel in a bidirectional manner, the energy management system ECS is electrically connected to the energy storage battery in a bidirectional manner, and the energy management system ECS is electrically connected to the distribution room in a bidirectional manner.
Preferably, the power distribution room is electrically connected with the high-voltage transmission tower, and the power distribution room is electrically connected with the station room.
Preferably, the method comprises the following steps:
the method comprises the following steps: the energy management system ECS is connected with a network through an onboard Ethernet port, acquires meteorological information through the Internet and predicts the weather condition in the daytime;
step two: according to the meteorological information, the ECS controls whether the energy storage battery is fully charged in advance or not, and reserves capacity for storing photovoltaic power generation electric energy in the daytime;
step three: the photovoltaic power generation is greatly influenced by the illumination intensity, wherein the influences of humidity, temperature and the like are small and are ignored.
Preferably, the reserved energy storage battery soc value is calculated by the formula soc = ((q 1 ·η -q 2) ÷ q 4), q1= p ·, where p: photovoltaic power generation power under the AM1.5 standard, unit kw/h; h: the effective day duration is obtained from a weather information server through a network, and the photovoltaic basic power generation is basically 0 in consideration of sunrise and sunset periods, so that the effective day duration h = the weather day duration x 70%, and the unit h; q1: generating electricity quantity in unit kw by photovoltaic in daytime under AM1.5 standard; eta: generating efficiency of the photovoltaic panel in different weathers; q2: the station house consumes electric quantity in the daytime and has unit kw; q4: the energy storage battery can store the charge amount in kw.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention dynamically controls the charging electric quantity of the energy storage battery after acquiring meteorological information through the set energy management system ECS, realizes the purposes of cost reduction and efficiency improvement, and reserves the capacity of the energy storage battery for storing and charging photovoltaic power generation electric quantity through acquiring the meteorological information through the energy management system ECS, solves the problem of photovoltaic light abandonment, fully utilizes clean energy, and adopts the meteorological information to dynamically manage the charging quantity of the energy storage battery because the power generation power of the crystal photovoltaic panel is greatly influenced by weather, and can completely consume the power generation electric energy of the photovoltaic panel by calculating the reserved capacity of the energy storage battery when the weather is clear, and simultaneously can reduce the capacity of a matched battery (compared with a system without a meteorological information management mechanism), thereby achieving the purpose of reducing the equipment cost.
Drawings
FIG. 1 is a system flow diagram of the present invention;
FIG. 2 is a flow chart of the prior ECS operation of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
The following describes an embodiment of the present invention based on its overall structure.
Example 1
The storage capacity q4 of an energy storage battery of a station is =200kw, the power consumption q2 of the station house in daytime is =130kw, the power generation power p of a photovoltaic panel is =30kw/h, and the power generation amount of the photovoltaic panel in summer in the standard of AM1.5 is about q1= p h =30 × 7=210kw.
Eta =90% in sunny days
Reserved soc = ((q 1 ×. η -q 2) ÷ q 4) = (210 × 90% -130) ÷ 200) =30%, the reserved soc of the energy storage battery is 30, and the charging is stopped when the low-valley energy storage battery is charged to (1-30%) =70% at night.
Eta =20% in cloudy day
q1 eta =210 eta 20% =42kw, since the photovoltaic power generation amount 42kw < the station house power consumption amount 120kw,
the energy storage battery is fully charged in the low ebb period at night, and the capacity of the energy storage battery is not reserved.
Eta =0% in rainy and snowy days
On the same cloudy days, the capacity of the energy storage battery is not reserved.
In summary, in a sunny day, compared with the scheme without reserved capacity control, the light abandon (210 × 90% -130) =59kw may be reduced.
Those not described in detail in this specification are well within the skill of the art.
The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides a light energy storage source control system based on meteorological information is regulated and control in real time which characterized in that includes:
the energy management system ECS is used for receiving weather system information and reasonably planning and utilizing the electric energy generated by the photovoltaic panel according to the weather system information;
the weather system is used for acquiring weather information dynamic;
the energy storage battery is used for storing the electric energy generated by the photovoltaic panel;
the photovoltaic panel is used for receiving solar energy, converting the solar energy into electric energy and providing the electric energy for the system;
the power distribution room is used for receiving, distributing, controlling and protecting the electric energy;
the high-voltage power transmission tower is used for supporting an overhead line and transmitting electric energy;
and the station room is used for receiving the electric energy distributed from the power distribution room and consuming the electric energy according to the daily life needs.
2. The optical energy storage source control system based on meteorological information real-time regulation and control as claimed in claim 1, wherein: the energy management system ECS is electrically connected with the weather system, the energy management system ECS is electrically connected with the photovoltaic panel in a bidirectional mode, the energy management system ECS is electrically connected with the energy storage battery in a bidirectional mode, and the energy management system ECS is electrically connected with the power distribution room in a bidirectional mode.
3. The optical energy storage source control system based on meteorological information real-time regulation and control as claimed in claim 1, wherein: the power distribution room is electrically connected with the high-voltage power transmission tower, and the power distribution room is electrically connected with the station room.
4. The optical energy storage source control system based on meteorological information real-time regulation and control as claimed in claim 1, characterized by comprising the following steps:
the method comprises the following steps: the energy management system ECS is connected with a network through an onboard Ethernet port, acquires meteorological information through the Internet and predicts the weather condition in the daytime;
step two: according to the meteorological information, the ECS controls whether the energy storage battery is fully charged in advance and reserves capacity for storing photovoltaic power generation electric energy in the daytime;
step three: the photovoltaic power generation is greatly influenced by the illumination intensity, wherein the influences of humidity, temperature and the like are small and are ignored.
5. The optical energy storage source control system based on meteorological information real-time regulation and control as claimed in claim 4, wherein: the reserved energy storage battery soc value calculation formula soc = ((q 1 ×. η -q 2) ÷ q 4), q1= p ×, where p: photovoltaic power generation power under the AM1.5 standard, unit kw/h; h: the effective day duration is obtained from a weather information server through a network, and the photovoltaic basic power generation is basically 0 in consideration of sunrise and sunset periods, so that the effective day duration h = the weather day duration x 70%, and the unit h; q1: generating electricity quantity in unit kw by photovoltaic in daytime under AM1.5 standard; η: generating efficiency of the photovoltaic panel in different weathers; q2: the station house consumes electric quantity in the daytime and has unit kw; q4: the energy storage battery can store the charge amount in kw.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210941499.0A CN115276066A (en) | 2022-08-08 | 2022-08-08 | Optical energy storage source control system based on real-time regulation and control of meteorological information |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210941499.0A CN115276066A (en) | 2022-08-08 | 2022-08-08 | Optical energy storage source control system based on real-time regulation and control of meteorological information |
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| CN202210941499.0A Pending CN115276066A (en) | 2022-08-08 | 2022-08-08 | Optical energy storage source control system based on real-time regulation and control of meteorological information |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115912360A (en) * | 2023-03-02 | 2023-04-04 | 广州疆海科技有限公司 | Power supply control method and device, computer equipment and storage medium |
| CN116542492A (en) * | 2023-06-29 | 2023-08-04 | 深圳安培时代数字能源科技有限公司 | Energy information processing method and device for household energy storage system |
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2022
- 2022-08-08 CN CN202210941499.0A patent/CN115276066A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115912360A (en) * | 2023-03-02 | 2023-04-04 | 广州疆海科技有限公司 | Power supply control method and device, computer equipment and storage medium |
| CN116542492A (en) * | 2023-06-29 | 2023-08-04 | 深圳安培时代数字能源科技有限公司 | Energy information processing method and device for household energy storage system |
| CN116542492B (en) * | 2023-06-29 | 2024-02-23 | 深圳安培时代数字能源科技有限公司 | Energy information processing method and device for household energy storage system |
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Address after: Unit G3-1901-301, Artificial Intelligence Industrial Park, No. 88, Jinji Lake Avenue, Suzhou Industrial Park, Jiangsu Province, 215124 Applicant after: Suzhou Honeycomb Charging Technology Co.,Ltd. Address before: Unit G3-1901-206, Artificial Intelligence Industrial Park, No. 88, Jinji Lake Avenue, Suzhou Industrial Park, Jiangsu Province, 215124 Applicant before: Suzhou Honeycomb Charging Technology Co.,Ltd. |
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