CN110783944B - Self-powered bin-type energy storage system based on light storage complementary micro-grid - Google Patents
Self-powered bin-type energy storage system based on light storage complementary micro-grid Download PDFInfo
- Publication number
- CN110783944B CN110783944B CN201810851062.1A CN201810851062A CN110783944B CN 110783944 B CN110783944 B CN 110783944B CN 201810851062 A CN201810851062 A CN 201810851062A CN 110783944 B CN110783944 B CN 110783944B
- Authority
- CN
- China
- Prior art keywords
- energy storage
- micro
- power supply
- grid
- type energy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000004146 energy storage Methods 0.000 title claims abstract description 227
- 230000000295 complement effect Effects 0.000 title claims abstract description 44
- 238000010248 power generation Methods 0.000 claims abstract description 63
- 238000012423 maintenance Methods 0.000 claims abstract description 11
- 238000007726 management method Methods 0.000 claims description 23
- 238000012544 monitoring process Methods 0.000 claims description 19
- 230000003287 optical effect Effects 0.000 claims description 14
- 238000004891 communication Methods 0.000 claims description 9
- 230000033228 biological regulation Effects 0.000 claims description 8
- 238000013500 data storage Methods 0.000 claims description 7
- 238000005286 illumination Methods 0.000 claims description 7
- 230000005611 electricity Effects 0.000 abstract description 8
- 238000010276 construction Methods 0.000 abstract description 5
- 241001672018 Cercomela melanura Species 0.000 abstract description 3
- 238000012983 electrochemical energy storage Methods 0.000 abstract description 2
- 230000007547 defect Effects 0.000 description 4
- 238000004321 preservation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000036561 sun exposure Effects 0.000 description 2
- 230000037072 sun protection Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- 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
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Supply And Distribution Of Alternating Current (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention belongs to the technical field of electrochemical energy storage application, and particularly relates to a self-powered bin-type energy storage system based on a light storage complementary micro-grid. The photovoltaic panel array is arranged on the container of the bin type energy storage system, the energy storage container is shaded and generates electricity at the same time, and the micro-grid is complementary with energy storage to supply power for the bin type energy storage system, so that the self-starting UPS power supply of the bin type energy storage system, which is externally connected with a self-powered power line and equipment, is saved, the corresponding investment, construction engineering and operation maintenance of an external power line and an external power supply device and the corresponding investment, construction engineering and operation maintenance of the UPS emergency standby self-power supply device are reduced, the power supply guarantee of external plant power and the higher electricity price and electricity charge are required, the independent application of new energy sources is guaranteed by utilizing the power generation and the power supply of the photo-storage complementary micro-grid, the UPS investment is saved, and the black start is realized.
Description
Technical Field
The invention belongs to the technical field of electrochemical energy storage application, and particularly relates to a self-powered bin-type energy storage system based on a light storage complementary micro-grid.
Background
The energy storage system is used for reducing wind and light abandoning and improving the new energy utilization rate tongs, is based on the peak regulation and frequency modulation and improving the power regulation flexibility, the operation economy and the safety of the power grid, is used for realizing the complementation of energy storage and new energy, the tight interaction of energy storage and the peak regulation and frequency modulation of the power grid, and the commercial application of the energy storage system with the aim of electric energy interconnection and intercommunication is emphasized by the fields of electric power and new energy, and is widely applied to peak regulation and frequency modulation, peak clipping and valley filling, new energy fluctuation stabilization, electric power emergency, power grid stable regulation and control and the like, however, the wide application of the energy storage system also faces a plurality of technical problems and application challenges, and particularly aims to solve the technology of safe operation and efficient operation.
In order to ensure that the energy storage system safely operates, the energy storage system is arranged in a special energy storage box, namely a common heat preservation special container, also called a bin type energy storage system, and is provided with a battery management system BMS, an energy storage box temperature control system, an energy storage box fire protection system, an energy storage box lighting system and an energy storage box remote monitoring system, so that the operation safety of the energy storage system is greatly improved. At the same time, there are also a number of problems, such as: the self-power consumption is larger, generally more than ten percent of the power supply capacity of the energy storage system, and the existing container energy storage system needs to be externally connected with a self-power supply circuit and a self-starting UPS power supply of equipment, so that the corresponding investment, construction engineering, operation maintenance of an external power line, an external power supply and a UPS emergency standby self-power supply device are increased, the power supply guarantee of external station service and higher power price are needed, and the power price preference is not generally provided; as the bin type energy storage system is usually placed in the open air, the heat insulation layer at the top of the container for installing the storage battery is fully sunned by insolation of the sun in sunny days, the temperature in the container rises, a larger-scale temperature control system and more power consumption are needed for the temperature, and hidden danger is added for safe operation of the storage battery; external power is required for off-grid state starting of the micro-grid, and a UPS system is generally configured to provide self-powered power for the bin-type energy storage system.
Disclosure of Invention
In order to save the on-site self-power supply engineering of the energy storage system, the implementation investment and difficulty of a power supply and a power line, prevent the temperature in a container from rising due to direct sunlight, reduce investment and power consumption, improve efficiency and commercial income, and provide new energy power supply and standby emergency power supply for self-power utilization; the invention provides a self-powered bin-type energy storage system based on an optical storage complementary micro-grid, which mainly comprises: the micro-grid power generation, storage and power supply control module, a micro-grid power supply photovoltaic inverter, a micro-grid power supply photovoltaic power generation array, a micro-grid power supply energy storage inverter, a micro-grid power supply storage battery string, a micro-grid power supply BMS harness, a micro-grid power supply system bus, an energy storage system self-power distribution box, an optical storage micro-grid power line, a bin-type energy storage system PCS, a bin-type energy storage system direct-current control cabinet, a bin-type energy storage system storage battery string, a bin-type energy storage system BMS, a bin-type energy storage system harness, a bin-type energy storage system grid-connected transformer, a power line, a power grid, a bin-type energy storage system self-power supply power line, an energy storage box temperature control system, an energy storage box fire control system, an energy storage box lighting system energy storage box remote monitoring system, an embedded controller, a data storage circuit, a clock circuit, a power supply circuit, a communication management circuit, an I/O management circuit and a control module bus, wherein:
The micro-grid power supply photovoltaic power generation array is connected with the micro-grid power supply photovoltaic inverter, the micro-grid power supply photovoltaic inverter is connected with the bin type energy storage system self-power-consumption distribution box through a light storage micro-grid power line, the bin type energy storage system self-power-consumption distribution box is connected with the micro-grid power generation, storage and power storage power supply control module, the micro-grid power supply BMS, the bin type energy storage system PCS, the bin type energy storage system direct current control cabinet, the bin type energy storage system BMS, the energy storage box room temperature control system, the energy storage box room fire-fighting system, the energy storage box room lighting system and the energy storage box room remote monitoring system respectively through bin type energy storage system self-power-consumption power supply lines, and a power path for the light storage complementary micro-grid power generation and power supply system to provide light storage power for self-electric equipment of the bin type energy storage system is formed;
the micro-grid power supply storage battery pack connected with the micro-grid power supply BMS through the micro-grid power supply BMS wire harness is connected in series with the micro-grid power supply energy storage inverter, and the micro-grid power supply energy storage inverter is sequentially connected with the light storage micro-grid power line, the bin type energy storage system self-power utilization distribution box and the bin type energy storage system self-power utilization power supply power line to form a power storage power supply of the light storage complementary micro-grid power generation power supply system and an emergency backup power supply of the bin type energy storage system self-power utilization device;
The micro-grid power supply storage battery pack which is connected with the micro-grid power supply BMS through the micro-grid power supply BMS wire harness is connected with the micro-grid power supply energy storage inverter in series, the micro-grid power supply energy storage inverter is sequentially connected with the light storage micro-grid power line, the bin type energy storage system self-power utilization distribution box and the bin type energy storage system self-power utilization power line, the bin type energy storage system self-power utilization power supply power line is respectively connected with the micro-grid power generation and storage power supply control module, the micro-grid power supply BMS, the bin type energy storage system PCS, the bin type energy storage system direct current control cabinet, the bin type energy storage system BMS, the energy storage box room temperature control system, the energy storage box room fire-fighting system, the energy storage box room illumination system and the energy storage box room remote monitoring system, and the power storage power supply system of the light storage complementary micro-grid power generation and power supply system is a power path for self-supplied electric equipment of the bin type energy storage system;
the micro-grid power supply photovoltaic power generation array is connected with the micro-grid power supply photovoltaic inverter, and the micro-grid power supply photovoltaic inverter is connected with the micro-grid power supply energy storage inverter and the micro-grid power supply storage battery string through a light storage micro-grid power line to form a power path for the micro-grid photovoltaic power generation power supply subsystem to supply photovoltaic power charge for the power storage power supply subsystem of the micro-grid;
The micro-grid power generation, storage and power supply control module is respectively connected with the micro-grid power supply photovoltaic inverter, the micro-grid power supply and energy storage inverter, the micro-grid power supply BMS, the bin type energy storage system self-power distribution box, the bin type energy storage system PCS, the bin type energy storage system direct current control cabinet, the bin type energy storage system BMS, the energy storage box room temperature control system, the energy storage box room fire-fighting system, the energy storage box room lighting system and the energy storage box room remote monitoring system through micro-grid power supply system buses to form an information link of the micro-grid power generation, storage, power supply and power utilization equipment of the micro-grid power generation, energy management and control of the micro-grid power generation, storage, power supply and power utilization equipment and dynamic maintenance and regulation of the storage battery;
The self-powered bin type energy storage system of the light storage complementary micro-grid mainly comprises the following control and operation modes:
The optical storage complementary micro-grid self-powered system of the bin type energy storage system forms an off-grid micro-grid system which operates independently; monitoring, controlling and managing through an upper computer or a micro-grid power generation, storage and supply control module; controlling the micro-grid power supply storage battery string to maintain the electric quantity of standby time, namely: duration x battery self-discharge rate x K, wherein: k is more than or equal to 1, and the number of the operation symbol is multiplied; the photovoltaic power generation period controls the photovoltaic power to directly supply power to the self-powered equipment of the bin type energy storage system, and controls the residual power to be stored in the micro-grid power supply storage battery string; the micro-grid power supply energy storage inverter is controlled to work in a V/F operation mode, dynamic maintenance of the micro-grid power supply storage battery string storage battery is realized through load management, and the operation safety and reliability of the optical storage complementary micro-grid self-powered system are improved.
The utility model provides a storehouse formula energy storage system based on complementary little electric wire netting self-power of light stores up, little electric wire netting electricity generation electric power storage power supply control module mainly includes: the system comprises an embedded controller, a data storage circuit, a clock circuit, a power circuit, a communication management circuit, an I/O management circuit and a control module bus, wherein:
the embedded controller is respectively connected with the data storage circuit, the clock circuit, the power supply circuit, the communication management circuit and the I/O management circuit through the control module bus to form a monitoring information link and a system of the micro-grid power generation, storage and supply control module, and is connected with the micro-grid power supply system bus through the communication management circuit to form a management information link of the micro-grid power generation, storage and supply control module to monitor the optical storage micro-grid power generation, storage and supply system of the bin type energy storage system.
A self-powered bin-type energy storage system based on a light storage complementary micro-grid is characterized in that a micro-grid power supply photovoltaic power generation array is arranged at the top of a bin-type energy storage system container, and has the dual functions of power generation and sun protection.
According to the bin-type energy storage system based on self-power of the light storage complementary micro-grid, the photovoltaic panel array is arranged on the container of the bin-type energy storage system, the energy storage container is shaded and generates power at the same time, and the micro-grid is complementary with the energy storage to supply power for the self-power of the bin-type energy storage system, so that the self-starting UPS (uninterrupted Power supply) of the external self-power supply circuit and equipment required by the existing container energy storage system is saved, the corresponding investment, construction engineering, operation maintenance of an external power line, an external power supply and UPS emergency standby self-power supply device are reduced, and the power supply guarantee and the higher electricity price and the electricity charge of external factory power are required.
According to the self-powered bin-type energy storage system based on the light storage complementary micro-grid, the light storage complementary micro-grid power generation and supply system is adopted to provide self-power for the bin-type energy storage system, so that the power cost is reduced, meanwhile, the photovoltaic panel array is arranged at the top of the energy storage container, the sun-proof and shading effects can be achieved, and the defects that the heat preservation layer at the top of the container for installing a storage battery is thoroughly sunned and the temperature in the container rises due to the fact that the bin-type energy storage system is usually placed in the open air and sun exposure is achieved, a larger-scale temperature control system and more power consumption are needed, and hidden danger is increased for safe operation of the storage battery are overcome. The utilization of the light storage complementary micro-grid for power generation and supply not only increases the utilization of new energy, but also prevents and reduces the defect that the temperature in the container rises due to direct sunlight, thereby reducing investment and power consumption and improving efficiency and commercial income; in addition, when the micro-grid off-grid mode is started, a standby power supply is provided, so that UPS investment is saved, and black start realization is facilitated.
Drawings
Fig. 1 is a schematic block diagram of a self-powered bin-type energy storage system based on a light storage complementary micro-grid.
Fig. 2 is a schematic diagram of a control module for generating, storing and supplying power by the micro-grid.
Detailed Description
As an implementation example, a self-powered bin-type energy storage system based on photovoltaic power generation is described with reference to the accompanying drawings, but the technology and scheme of the present invention are not limited to what is presented in this implementation example.
As shown in fig. 1, a self-powered bin-type energy storage system based on a light storage complementary micro-grid mainly comprises: the system comprises a micro-grid power generation, storage and power supply control module (1), a micro-grid power supply photovoltaic inverter (2), a micro-grid power supply photovoltaic power generation array (3), a micro-grid power supply energy storage inverter (4), a micro-grid power supply storage battery string (5), a micro-grid power supply BMS (6), a micro-grid power supply BMS harness (7), a micro-grid power supply system bus (8), an energy storage system self-power distribution box (9), an optical storage micro-grid power line (10), a bin type energy storage system PCS (101), a bin type energy storage system direct current control cabinet (102), a bin type energy storage system storage battery string (103), a bin type energy storage system BMS (104), a bin type energy storage system BMS harness (105), a bin type energy storage system grid-connected transformer (106), a power grid power line (107), a power grid (108), a bin type energy storage system self-power supply power line (200), an energy storage box room temperature control system (201), an energy storage box fire control system (202), an energy storage box lighting system (203), an energy storage box room remote monitoring system (204), a data storage circuit (302), a clock circuit (303), a power supply circuit (304), a communication management circuit (306) and an embedded control module (307).
The micro-grid power supply photovoltaic power generation array (3) is connected with the micro-grid power supply photovoltaic inverter (2) and is connected with the bin type energy storage system self-power utilization distribution box (9) through a light storage micro-grid power supply line (10), and the bin type energy storage system self-power utilization distribution box (9) is respectively connected with the micro-grid power generation, storage and power supply control module (1), the micro-grid power supply BMS (6), the bin type energy storage system PCS (101), the bin type energy storage system direct current control cabinet (102), the bin type energy storage system BMS (104), the energy storage box temperature control system (201), the energy storage box fire protection system (202), the energy storage box illumination system (203) and the energy storage box remote monitoring system (204) through a bin type energy storage system self-power utilization power supply line (200), so that a power path for light storage complementary micro-grid power generation and power supply system for providing light storage power for self-electric equipment of the bin type energy storage system is formed;
The micro-grid power supply storage battery string (5) connected with the micro-grid power supply BMS (6) through the micro-grid power supply BMS wire harness (7) is connected with the micro-grid power supply energy storage inverter (4) and sequentially connected with the light storage micro-grid power line (10), the bin type energy storage system self-power utilization distribution box (9) and the bin type energy storage system self-power utilization power supply line (200) through the micro-grid power supply energy storage inverter (4), so as to form a power storage power supply of the light storage complementary micro-grid power generation and supply system and an emergency backup power supply of the bin type energy storage system self-power utilization equipment;
The micro-grid power supply storage battery string (5) connected with the micro-grid power supply BMS (6) through the micro-grid power supply BMS wiring harness (7) is connected with the micro-grid power supply energy storage inverter (4), the micro-grid power supply energy storage inverter (4) is sequentially connected with the light storage micro-grid power line (10), the bin type energy storage system self-power utilization distribution box (9) and the bin type energy storage system self-power utilization power supply power line (200), and then the bin type energy storage system self-power utilization power supply power line (200) is respectively connected with the micro-grid power generation, storage and power supply control module (1), the micro-grid power supply BMS (6), the bin type energy storage system PCS (101), the bin type energy storage system direct current control cabinet (102), the bin type energy storage system BMS (104), the energy storage box temperature control system (201), the energy storage box fire protection system (202), the energy storage box illumination system (203) and the energy storage box remote monitoring system (204) to form a power path for the storage power supply system of the light storage complementary micro-grid power generation and power supply system;
The micro-grid power supply photovoltaic power generation array (3) is connected with the micro-grid power supply photovoltaic inverter (2) and is connected with the micro-grid power supply energy storage inverter (4) and the micro-grid power supply storage battery string (5) through the optical storage micro-grid power line (10) by the micro-grid power supply photovoltaic inverter (2), so that a power path for charging photovoltaic power is formed by the micro-grid photovoltaic power generation power supply subsystem for the power storage power supply subsystem of the micro-grid;
The micro-grid power generation, storage and power supply control module (1) is respectively connected with the micro-grid power supply photovoltaic inverter (2), the micro-grid power supply energy storage inverter (4), the micro-grid power supply BMS (6), the bin type energy storage system self-power utilization distribution box (9), the bin type energy storage system PCS (101), the bin type energy storage system direct-current control cabinet (102), the bin type energy storage system BMS (104), the energy storage box temperature control system (201), the energy storage box fire-fighting system (202), the energy storage box illumination system (203) and the energy storage box remote monitoring system (204) through a micro-grid power supply system bus (8), so as to form an information link for carrying out energy management and control on the light storage complementary micro-grid power generation, power storage, power supply and electric equipment and dynamic maintenance regulation and control of a storage battery by the micro-grid power generation, power storage and power supply control module (1);
The self-powered bin type energy storage system of the light storage complementary micro-grid mainly comprises the following control and operation modes:
The optical storage complementary micro-grid self-powered system of the bin type energy storage system forms an off-grid micro-grid system which operates independently; the power generation, storage and supply control module (1) is used for monitoring, controlling and managing; controlling the micro-grid power supply storage battery string (5) to keep the electric quantity of the standby time, namely: duration x battery self-discharge rate x K, wherein: k is more than or equal to 1, and the number of the operation symbol is multiplied; the photovoltaic power generation period controls the photovoltaic power to directly supply power to the self-powered equipment of the bin type energy storage system, and controls the residual power to be stored in a micro-grid power supply storage battery string (5); the micro-grid power supply energy storage inverter (4) is controlled to work in a V/F operation mode, dynamic maintenance of storage batteries of the micro-grid power supply storage battery string (5) is realized through load management, and the operation safety and reliability of the optical storage complementary micro-grid self-power supply system are improved.
As shown in fig. 2, a self-powered bin-type energy storage system based on a light storage complementary micro-grid, wherein the micro-grid power generation, storage and supply control module (1) mainly comprises: an embedded controller (301), a data storage circuit (302), a clock circuit (303), a power supply circuit (304), a communication management circuit (305), an I/0 management circuit (306), and a control module bus (307), wherein:
The embedded controller (301) is respectively connected with the data storage circuit (302), the clock circuit (303), the power supply circuit (304), the communication management circuit (305) and the I/0 management circuit (306) through the control module bus (307), so as to form a monitoring information link and a system of the micro-grid power generation, storage and power supply control module (1), and is connected with the micro-grid power supply system bus (8) through the communication management circuit (305), so as to form a management information link of the micro-grid power generation, storage and power supply control module (1) for monitoring the optical storage micro-grid power generation, storage and power supply system of the bin-type energy storage system.
A self-powered bin-type energy storage system based on a light storage complementary micro-grid is characterized in that a micro-grid power supply photovoltaic power generation array (3) is arranged at the top of a bin-type energy storage system container, and has double functions of power generation and sun protection.
According to the bin-type energy storage system based on self-power of the light storage complementary micro-grid, the photovoltaic panel array is arranged on the container of the bin-type energy storage system, the energy storage container is shaded and generates power at the same time, and the micro-grid is complementary with the energy storage to supply power for the self-power of the bin-type energy storage system, so that the self-starting UPS (uninterrupted Power supply) of the external self-power supply circuit and equipment required by the existing container energy storage system is saved, the corresponding investment, construction engineering, operation maintenance of an external power line, an external power supply and UPS emergency standby self-power supply device are reduced, and the power supply guarantee and the higher electricity price and the electricity charge of external factory power are required.
According to the self-powered bin-type energy storage system based on the light storage complementary micro-grid, the light storage complementary micro-grid power generation and supply system is adopted to provide self-power for the bin-type energy storage system, so that the power cost is reduced, meanwhile, the photovoltaic panel array is arranged at the top of the energy storage container, the sun-proof and shading effects can be achieved, and the defects that the heat preservation layer at the top of the container for installing a storage battery is thoroughly sunned and the temperature in the container rises due to the fact that the bin-type energy storage system is usually placed in the open air and sun exposure is achieved, a larger-scale temperature control system and more power consumption are needed, and hidden danger is increased for safe operation of the storage battery are overcome. The utilization of the light storage complementary micro-grid for power generation and supply not only increases the utilization of new energy, but also prevents and reduces the defect that the temperature in the container rises due to direct sunlight, thereby reducing investment and power consumption and improving efficiency and commercial income; in addition, when the micro-grid off-grid mode is started, a standby power supply is provided, so that UPS investment is saved, and black start realization is facilitated.
Claims (1)
1. Self-powered bin-type energy storage system based on light storage complementary micro-grid mainly comprises: the system comprises a micro-grid power generation, storage and power supply control module (1), a micro-grid power supply photovoltaic inverter (2), a micro-grid power supply photovoltaic power generation array (3), a micro-grid power supply energy storage inverter (4), a micro-grid power supply storage battery string (5), a micro-grid power supply BMS (6), a micro-grid power supply BMS harness (7), a micro-grid power supply system bus (8), an energy storage system self-power distribution box (9), an optical storage micro-grid power line (10), a bin type energy storage system PCS (101), a bin type energy storage system direct current control cabinet (102), a bin type energy storage system storage battery string (103), a bin type energy storage system BMS (104), a bin type energy storage system BMS harness (105), a bin type energy storage system grid-connected transformer (106), a power grid power line (107), a power grid (108), a bin type energy storage system self-power supply power line (200), an energy storage box room temperature control system (201), an energy storage box fire control system (202), an energy storage box lighting system (203), an energy storage box room remote monitoring system (204), a data storage circuit (302), a clock circuit (303), a power supply circuit (304), a communication management circuit (306) and an embedded control module (307).
The micro-grid power supply photovoltaic power generation array (3) is connected with the micro-grid power supply photovoltaic inverter (2) and is connected with the bin type energy storage system self-power utilization distribution box (9) through a light storage micro-grid power supply line (10), and the bin type energy storage system self-power utilization distribution box (9) is respectively connected with the micro-grid power generation, storage and power supply control module (1), the micro-grid power supply BMS (6), the bin type energy storage system PCS (101), the bin type energy storage system direct current control cabinet (102), the bin type energy storage system BMS (104), the energy storage box temperature control system (201), the energy storage box fire protection system (202), the energy storage box illumination system (203) and the energy storage box remote monitoring system (204) through a bin type energy storage system self-power utilization power supply line (200), so that a power path for light storage complementary micro-grid power generation and power supply system for providing light storage power for self-electric equipment of the bin type energy storage system is formed;
The micro-grid power supply storage battery string (5) connected with the micro-grid power supply BMS (6) through the micro-grid power supply BMS wire harness (7) is connected with the micro-grid power supply energy storage inverter (4) and sequentially connected with the light storage micro-grid power line (10), the bin type energy storage system self-power utilization distribution box (9) and the bin type energy storage system self-power utilization power supply line (200) through the micro-grid power supply energy storage inverter (4), so as to form a power storage power supply of the light storage complementary micro-grid power generation and supply system and an emergency backup power supply of the bin type energy storage system self-power utilization equipment;
The micro-grid power supply storage battery string (5) connected with the micro-grid power supply BMS (6) through the micro-grid power supply BMS wiring harness (7) is connected with the micro-grid power supply energy storage inverter (4), the micro-grid power supply energy storage inverter (4) is sequentially connected with the light storage micro-grid power line (10), the bin type energy storage system self-power utilization distribution box (9) and the bin type energy storage system self-power utilization power supply power line (200), and then the bin type energy storage system self-power utilization power supply power line (200) is respectively connected with the micro-grid power generation, storage and power supply control module (1), the micro-grid power supply BMS (6), the bin type energy storage system PCS (101), the bin type energy storage system direct current control cabinet (102), the bin type energy storage system BMS (104), the energy storage box temperature control system (201), the energy storage box fire protection system (202), the energy storage box illumination system (203) and the energy storage box remote monitoring system (204) to form a power path for the storage power supply system of the light storage complementary micro-grid power generation and power supply system;
The micro-grid power supply photovoltaic power generation array (3) is connected with the micro-grid power supply photovoltaic inverter (2) and is connected with the micro-grid power supply energy storage inverter (4) and the micro-grid power supply storage battery string (5) through the optical storage micro-grid power line (10) by the micro-grid power supply photovoltaic inverter (2), so that a power path for charging photovoltaic power is formed by the micro-grid photovoltaic power generation power supply subsystem for the power storage power supply subsystem of the micro-grid;
The micro-grid power generation, storage and power supply control module (1) is respectively connected with the micro-grid power supply photovoltaic inverter (2), the micro-grid power supply energy storage inverter (4), the micro-grid power supply BMS (6), the bin type energy storage system self-power utilization distribution box (9), the bin type energy storage system PCS (101), the bin type energy storage system direct-current control cabinet (102), the bin type energy storage system BMS (104), the energy storage box temperature control system (201), the energy storage box fire-fighting system (202), the energy storage box illumination system (203) and the energy storage box remote monitoring system (204) through a micro-grid power supply system bus (8), so as to form an information link for carrying out energy management and control on the light storage complementary micro-grid power generation, power storage, power supply and electric equipment and dynamic maintenance regulation and control of a storage battery by the micro-grid power generation, power storage and power supply control module (1);
The self-powered bin type energy storage system of the light storage complementary micro-grid mainly comprises the following control and operation modes:
The optical storage complementary micro-grid self-powered system of the bin type energy storage system forms an off-grid micro-grid system which operates independently; the power generation, storage and supply control module (1) is used for monitoring, controlling and managing; controlling the micro-grid power supply storage battery string (5) to keep the electric quantity of the standby time, namely: duration x battery self-discharge rate x K, wherein: k is more than or equal to 1, and the number of the operation symbol is multiplied; the photovoltaic power generation period controls the photovoltaic power to directly supply power to the self-powered equipment of the bin type energy storage system, and controls the residual power to be stored in a micro-grid power supply storage battery string (5); the micro-grid power supply energy storage inverter (4) is controlled to work in a V/F operation mode, dynamic maintenance of storage batteries of the micro-grid power supply storage battery string (5) is realized through load management, and the operation safety and reliability of the optical storage complementary micro-grid self-power supply system are improved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810851062.1A CN110783944B (en) | 2018-07-30 | 2018-07-30 | Self-powered bin-type energy storage system based on light storage complementary micro-grid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810851062.1A CN110783944B (en) | 2018-07-30 | 2018-07-30 | Self-powered bin-type energy storage system based on light storage complementary micro-grid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110783944A CN110783944A (en) | 2020-02-11 |
| CN110783944B true CN110783944B (en) | 2024-10-01 |
Family
ID=69377180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810851062.1A Active CN110783944B (en) | 2018-07-30 | 2018-07-30 | Self-powered bin-type energy storage system based on light storage complementary micro-grid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110783944B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201742093U (en) * | 2010-06-30 | 2011-02-09 | 周锡卫 | Distributed energy resource based intelligent grid system adopting layered structure |
| CN206302204U (en) * | 2016-11-18 | 2017-07-04 | 中国电力建设股份有限公司 | A kind of micro grid control system for container-type data center |
| CN208539579U (en) * | 2018-07-30 | 2019-02-22 | 周锡卫 | One kind storing up the self-powered storehouse formula energy-storage system of complementary micro-capacitance sensor based on light |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106786547A (en) * | 2017-01-12 | 2017-05-31 | 沃太能源南通有限公司 | A kind of new micro-grid system and the networking scheduling method based on the system |
-
2018
- 2018-07-30 CN CN201810851062.1A patent/CN110783944B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201742093U (en) * | 2010-06-30 | 2011-02-09 | 周锡卫 | Distributed energy resource based intelligent grid system adopting layered structure |
| CN206302204U (en) * | 2016-11-18 | 2017-07-04 | 中国电力建设股份有限公司 | A kind of micro grid control system for container-type data center |
| CN208539579U (en) * | 2018-07-30 | 2019-02-22 | 周锡卫 | One kind storing up the self-powered storehouse formula energy-storage system of complementary micro-capacitance sensor based on light |
| CN209545170U (en) * | 2018-07-30 | 2019-10-25 | 周锡卫 | One kind storing up the self-powered storehouse formula energy-storage system of complementary micro-capacitance sensor based on light |
| CN209545169U (en) * | 2018-07-30 | 2019-10-25 | 周锡卫 | One kind storing up the self-powered storehouse formula energy-storage system of complementary micro-capacitance sensor based on light |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110783944A (en) | 2020-02-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103650285A (en) | System and method for integrating and managing demand/response between alternative energy sources, grid power and loads | |
| EP2973976A2 (en) | Interface for renewable energy system | |
| CN205335975U (en) | Photovoltaic intelligent substation | |
| CN202712873U (en) | Intelligent household solar control inverter | |
| KR20140111118A (en) | Solar-cell system having maximum power saving function and method thereof | |
| CN102361323A (en) | Microgrid experiment system based on Agent technology | |
| Martirano et al. | Implementation of SCADA systems for a real microgrid lab testbed | |
| CN209545169U (en) | One kind storing up the self-powered storehouse formula energy-storage system of complementary micro-capacitance sensor based on light | |
| Bayhan et al. | A novel energy management algorithm for islanded AC microgrid with limited power sources | |
| CN110783944B (en) | Self-powered bin-type energy storage system based on light storage complementary micro-grid | |
| CN208596969U (en) | One kind is based on the complementary self-powered storehouse formula energy-storage system of light storage | |
| CN108377001B (en) | Photovoltaic energy storage system and method for peak clipping and valley filling of electricity consumption | |
| WO2023029738A1 (en) | Power supply system, power supply method, and power supply device | |
| Pachanapan et al. | Islanding Operation among Solar Hybrid System and Grid-tied PV System in Buildings | |
| JP2017017819A (en) | Power supply system | |
| Zhang et al. | Modelling and control strategy for hybrid PV and central receiver CSP in power system restoration | |
| CN110739777A (en) | light storage complementary self-powered bin type energy storage system | |
| CN208690942U (en) | One kind being based on photovoltaic power generation self-powered storehouse formula energy-storage system | |
| Nakahata et al. | Development of smart grid demonstration systems | |
| CN115789760A (en) | Wind-solar hybrid power generation and heating system based on energy storage of storage battery | |
| CN110932332A (en) | Distributed regulation and control type solar power generation system | |
| CN220382969U (en) | Photovoltaic power generation system for energy storage box and cabinet | |
| CN110729750A (en) | Photovoltaic power generation based self-powered bin type energy storage system | |
| CN219514041U (en) | Distributed household energy storage device | |
| CN220823028U (en) | Variable color photovoltaic module and system structure thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |