CN211183503U - Modular photovoltaic lithium battery energy storage system - Google Patents

Modular photovoltaic lithium battery energy storage system Download PDF

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Publication number
CN211183503U
CN211183503U CN201921744623.4U CN201921744623U CN211183503U CN 211183503 U CN211183503 U CN 211183503U CN 201921744623 U CN201921744623 U CN 201921744623U CN 211183503 U CN211183503 U CN 211183503U
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CN
China
Prior art keywords
photovoltaic
energy storage
photovoltaic inverter
lithium
storage system
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Expired - Fee Related
Application number
CN201921744623.4U
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Chinese (zh)
Inventor
林广宙
林靖佳
林庆德
谢秋云
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Guangxi Pinri Electronic Technology Co ltd
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Guangxi Yangsheng New Energy Co ltd
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Priority to CN201921744623.4U priority Critical patent/CN211183503U/en
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Publication of CN211183503U publication Critical patent/CN211183503U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/56Power conversion systems, e.g. maximum power point trackers
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E40/00Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/10Flexible AC transmission systems [FACTS]
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E70/00Other energy conversion or management systems reducing GHG emissions
    • Y02E70/30Systems combining energy storage with energy generation of non-fossil origin

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  • Photovoltaic Devices (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The utility model discloses a modular photovoltaic lithium battery energy storage system, which comprises a photovoltaic component, a photovoltaic inverter, a plurality of battery modules which are mutually connected in series and an energy storage cabinet; the photovoltaic inverter and each battery module are box bodies with equal specifications; a plurality of interlayers are arranged in the energy storage cabinet, and each interlayer is provided with a photovoltaic inverter or a battery module; the back of the energy storage cabinet is provided with an air switch and a power strip comprising a plurality of sockets; a lithium iron phosphate battery pack and a BMS power management system are arranged in the battery module; the BMS power management system is electrically connected with the lithium iron phosphate battery pack; the electric energy output port of the photovoltaic module is connected with the lithium iron phosphate battery pack; and the lithium iron phosphate battery pack is connected with the electric energy input end of the photovoltaic inverter. The utility model discloses the volume is less, heat dispersion is good, simple structure, loading and unloading are convenient, safe pleasing to the eye.

Description

Modular photovoltaic lithium battery energy storage system
Technical Field
The utility model relates to a photovoltaic energy storage technology field, more specifically relates to a modular photovoltaic lithium cell energy storage system.
Background
Nowadays, solar photovoltaic power generation has very broad prospect, novel environmental protection, renewable and pollution-free solar energy, the energy value radiated to the earth surface of people every year is 3.5 ten thousand times of the total energy consumption of the world at present, and the solar photovoltaic power generation is an inexhaustible source. The solar photovoltaic power generation is utilized to provide electric energy, so that good social benefits can be created, the existing photovoltaic energy storage equipment is large in size, occupies a large installation space, and is poor in heat dissipation performance, complex in structure, inconvenient to assemble and disassemble, unsafe and unattractive due to the fact that the overall layout is not optimized.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a modular photovoltaic lithium cell energy storage system that the volume is less, occupy less installation space, heat dispersion is good, simple structure, loading and unloading are convenient, safe pleasing to the eye.
In order to solve the problems of the background art, the modular photovoltaic lithium battery energy storage system comprises a photovoltaic assembly, a photovoltaic inverter, a plurality of battery modules and an energy storage cabinet, wherein the battery modules are connected in series, the photovoltaic inverter and each battery module are box bodies with equal specifications, a plurality of interlayers are arranged in the energy storage cabinet, one photovoltaic inverter or one battery module is placed in each interlayer, an air switch and a row plug comprising a plurality of sockets are arranged on the back of the energy storage cabinet, a lithium iron phosphate battery pack and a BMS power management system are arranged in the battery modules, the BMS power management system is electrically connected with the lithium iron phosphate battery pack, an electric energy output port of the photovoltaic assembly is connected with the lithium iron phosphate battery pack, the lithium iron phosphate battery pack is connected with an electric energy input end of the photovoltaic inverter, an N end of an electric energy output end of the photovoltaic inverter is connected with an N end of a plug, and an electric energy.
In particular, the BMS power management system adopts a single chip microcomputer chip of TMS470 series.
In particular, a power transmission switch is arranged between the end L of the electric energy output end of the photovoltaic inverter and the end L of the plug.
In particular, the row socket is provided with a display lamp.
In particular, the photovoltaic inverter includes a display module and an L ED display screen disposed external to the photovoltaic inverter.
In particular, the BMS power management system is electrically connected to the photovoltaic inverter.
In particular, the photovoltaic inverter is a direct current-alternating current single-phase sine wave inverter.
Particularly, the photovoltaic inverter is arranged on the interlayer at the top, and a cooling fan is arranged at the top of the inner wall of the energy storage cabinet.
In particular, the socket is a three-wire socket and the ground terminal thereof is grounded.
The utility model has the advantages that:
1. the utility model discloses simple structure utilizes photovoltaic module's photovoltaic effect to convert light energy into the electric energy, then charges to lithium iron phosphate battery group, and photovoltaic inverter is the single-phase sine wave dc-to-ac inverter, converts the direct current into the alternating current through photovoltaic inverter to can supply power to a plurality of loads that have the plug of corresponding socket through arranging to insert.
2. The utility model relates to a constitute the battery module of integration with BMS power management system electricity and lithium iron phosphate group, photovoltaic inverter and every battery module all are the box of specification such as to with battery module and energy storage cabinet, put into each layer of energy storage cabinet, not only the volume is less, occupy less installation space, still loading and unloading are convenient, pleasing to the eye. The BMS power management system adopts TMS470 series single chip microcomputer chips and has the function of collecting lithium iron phosphate battery pack information of the battery module.
3. The utility model relates to a be equipped with the display lamp on the power transmission switch and the extension socket between the L end of photovoltaic inverter's electric energy output L end and plug, conveniently control the load power supply, set up the display module in the photovoltaic inverter and locate the outside L ED display screen of photovoltaic inverter, and BMS power management system electricity is connected photovoltaic inverter, can in time learn the working property of battery through the data that show BMS power management system conveying, the battery information such as battery ageing condition, life, in time discover the trouble of group battery, it is more safe.
4. The utility model discloses the top that sets up interlayer and photovoltaic inverter and locate interlayer and energy storage cabinet inner wall at top is equipped with radiator fan, and heat dispersion is good.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a structural diagram of an energy storage cabinet according to an embodiment of the present invention;
FIG. 2 is a rear view of FIG. 1;
fig. 3 is a schematic circuit diagram of an embodiment of the present invention;
in the figure, the solar photovoltaic power generation system comprises an energy storage cabinet 1, a photovoltaic inverter 2, a battery module 3, a power strip 4, a socket 41, a power transmission switch 42, an indicator light 43, an air switch 5, a cabinet door 6, a handle 7, an interlayer 8 and an ED display screen 9, L.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.
As shown in fig. 1 and fig. 2, the modular photovoltaic lithium battery energy storage system of the present embodiment includes a photovoltaic module, a photovoltaic inverter 2, 4 battery modules 3, and an energy storage cabinet 1. The photovoltaic inverter 2 and each battery module 3 are box bodies of equal specifications. Be equipped with the lock on the cabinet door 6 of energy storage cabinet 1, inside is equipped with 4 interlayers 8, and photovoltaic inverter 2 is placed to interlayer 8 at top, and a battery module 3 is placed to every other interlayer 8. The top of 1 inner wall of energy storage cabinet is equipped with radiator fan, the utility model discloses radiator fan is from taking power and switch, and radiator fan can blow towards photovoltaic inverter 2. The back of the energy storage cabinet 1 is provided with an air switch 5 and a power strip 4 comprising a plurality of sockets 41.
The battery pack management system is electrically connected with the lithium iron phosphate battery pack, the BMS power management system is used for collecting information of the lithium iron phosphate battery pack of the battery module 3, an electric energy output port of the photovoltaic module is connected with the lithium iron phosphate battery pack, the lithium iron phosphate battery pack is connected with an electric energy input end of the photovoltaic inverter 2, the photovoltaic inverter 2 is a direct current-alternating current single-phase sine wave inverter, a socket 41 is a three-wire socket 41, an electric energy output end N end of the photovoltaic inverter 2 is connected with an N end of a plug, an electric energy output end L end of the photovoltaic inverter 2 is connected with a L end of the plug, a power transmission switch 42 is further arranged between an electric energy output end L end of the photovoltaic inverter 2 and a L end of the plug, the power transmission switch 42 is arranged on the power strip 4, a grounding end of the socket 41 is grounded, the BMS power management system is electrically connected with the photovoltaic inverter 2, a display lamp is further arranged on the power strip 4 and used for displaying whether the photovoltaic inverter 2 is connected with the plug, an electrical performance display screen L arranged outside the photovoltaic inverter 2 and timely displaying service life information of the battery pack, and service life information of a battery pack, and service life of a battery pack of a user.
The utility model discloses a use method as follows:
(1) the utility model discloses installation: firstly, the photovoltaic inverter 2 and the battery module 3 are sequentially arranged above each interlayer 8 from top to bottom, the power transmission switch 42 of the extension socket 4, the switch of the cooling fan and the air switch 5 are closed, and the extension socket 4 and the air switch 5 are arranged at the back of the energy storage cabinet 1; then, the battery modules 3 are connected in series through a lead, and the lithium iron phosphate battery pack is connected with the electric energy input end of the photovoltaic inverter 2 through the lead and enables the BMS power management system to be electrically connected with the photovoltaic inverter 2; and finally, connecting one end of the air switch 5 with the photovoltaic module through a wire, and connecting the other end of the air switch with the battery module 3 to complete installation.
(2) The embodiment of the utility model provides a use, place photovoltaic module in the position that faces the sun, through looking over L ED display screen 9, know battery information such as working property, battery ageing condition, life of battery, when judging that the electric quantity can be used for the use load access socket 41 can be used.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, various changes and modifications can be made by the owner within the scope of the appended claims, and the protection scope of the present invention should not be exceeded by the claims.

Claims (9)

1. A modular photovoltaic lithium battery energy storage system is characterized by comprising a photovoltaic module, a photovoltaic inverter, a plurality of battery modules and an energy storage cabinet, wherein the battery modules are connected in series, the photovoltaic inverter and each battery module are box bodies with equal specifications, a plurality of interlayers are arranged in the energy storage cabinet, one photovoltaic inverter or one battery module is placed in each interlayer, an air switch and a row socket comprising a plurality of sockets are arranged on the back of the energy storage cabinet, a lithium iron phosphate battery pack and a BMS power management system are arranged in the battery modules, the BMS power management system is electrically connected with the lithium iron phosphate battery pack, an electric energy output port of the photovoltaic module is connected with the lithium iron phosphate battery pack, the lithium iron phosphate battery pack is connected with an electric energy input end of the photovoltaic inverter, an N end of an electric energy output end of the photovoltaic inverter is connected with an N end of a plug, and an electric energy output end L.
2. The modular lithium photovoltaic cell energy storage system of claim 1, wherein: the BMS power management system adopts a TMS470 series single chip microcomputer chip.
3. The modular photovoltaic lithium battery energy storage system as claimed in claim 1, wherein a power transmission switch is arranged between the power output end L end of the photovoltaic inverter and the L end of the plug.
4. The modular lithium photovoltaic cell energy storage system of claim 1, wherein: and the extension socket is provided with a display lamp.
5. The modular lithium photovoltaic cell energy storage system of claim 1, wherein the photovoltaic inverter comprises a display module and an L ED display screen external to the photovoltaic inverter.
6. The modular lithium photovoltaic cell energy storage system of claim 1, wherein: the BMS power management system is electrically connected with the photovoltaic inverter.
7. The modular lithium photovoltaic cell energy storage system of claim 1, wherein: the photovoltaic inverter is a direct current-alternating current single-phase sine wave inverter.
8. The modular lithium photovoltaic cell energy storage system of claim 1, wherein: photovoltaic inverter locates the interlayer at topmost and the top of energy storage cabinet inner wall is equipped with radiator fan.
9. The modular lithium photovoltaic cell energy storage system of claim 1, wherein: the socket is a three-wire socket and the grounding end of the socket is grounded.
CN201921744623.4U 2019-10-17 2019-10-17 Modular photovoltaic lithium battery energy storage system Expired - Fee Related CN211183503U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921744623.4U CN211183503U (en) 2019-10-17 2019-10-17 Modular photovoltaic lithium battery energy storage system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921744623.4U CN211183503U (en) 2019-10-17 2019-10-17 Modular photovoltaic lithium battery energy storage system

Publications (1)

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CN211183503U true CN211183503U (en) 2020-08-04

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112134305A (en) * 2020-09-28 2020-12-25 电管家集团有限公司 Photovoltaic energy storage all-in-one machine based on lithium iron phosphate battery and application thereof
CN113422149A (en) * 2021-04-30 2021-09-21 广西阳升新能源有限公司 Lithium iron phosphate battery system with high energy and explosion-proof functions

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112134305A (en) * 2020-09-28 2020-12-25 电管家集团有限公司 Photovoltaic energy storage all-in-one machine based on lithium iron phosphate battery and application thereof
CN113422149A (en) * 2021-04-30 2021-09-21 广西阳升新能源有限公司 Lithium iron phosphate battery system with high energy and explosion-proof functions

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TR01 Transfer of patent right

Effective date of registration: 20211026

Address after: 530000 No. 1-328-1, incubation Building 1, Guangxi University Science Park, No. 1, Gaoxin Second Road, high tech Zone, Nanning, Guangxi Zhuang Autonomous Region

Patentee after: Guangxi Nanning Mozi new energy Co.,Ltd.

Address before: 530000 No. 505, block C, gonggu, anjiwall street, No. 189, development avenue, Nanning, Guangxi Zhuang Autonomous Region

Patentee before: GUANGXI YANGSHENG NEW ENERGY Co.,Ltd.

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20220831

Address after: No. 506, floor 5, building C, No. 1 standard plant, No. 189, Fazhan Avenue, XiXiangTang District, Nanning City, Guangxi Zhuang Autonomous Region, 530000

Patentee after: Guangxi pinri Electronic Technology Co.,Ltd.

Address before: 530000 No. 1-328-1, incubation Building 1, Guangxi University Science Park, No. 1, Gaoxin Second Road, high tech Zone, Nanning, Guangxi Zhuang Autonomous Region

Patentee before: Guangxi Nanning Mozi new energy Co.,Ltd.

TR01 Transfer of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200804