CN203026959U - Multifunctional energy storage inversion system - Google Patents
Multifunctional energy storage inversion system Download PDFInfo
- Publication number
- CN203026959U CN203026959U CN2013200303109U CN201320030310U CN203026959U CN 203026959 U CN203026959 U CN 203026959U CN 2013200303109 U CN2013200303109 U CN 2013200303109U CN 201320030310 U CN201320030310 U CN 201320030310U CN 203026959 U CN203026959 U CN 203026959U
- Authority
- CN
- China
- Prior art keywords
- power
- batteries
- energy storage
- charging
- circuit
- 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.)
- Expired - Lifetime
Links
Images
Classifications
-
- 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
Abstract
The utility model belongs to the technical field of power energy storage inversion and in particular relates to a multifunctional energy storage inversion system. The multifunctional energy storage inversion system disclosed by the utility model comprises a photovoltaic and new energy power input end, a bidirectional inverting circuit, a protection and switch circuit, a power supply output power line, a charging-discharging module, a monitoring module, a B1 monitoring-sensing circuit, a B2 monitoring-sensing circuit, a control module, a system bus, a B1 path electric control switch, a B2 path electric control switch, a B1 storage battery and a B2 storage battery. By adopting two or more than two groups of storage batteries and monitoring in real time via a monitoring module, the whole process of independently charging or discharging under the corresponding states via the storage batteries in the corresponding charging and discharging states under control is realized; and due to the multifunctional energy storage inversion system capable of effectively realizing common use of generating, storing power, supplying power, connecting grids and separating grids, the service life of the storage battery is prolonged, the reliability and the safety of the energy storage inversion system are improved; and the robustness and the black start capability of the energy storage inversion system are enhanced.
Description
Technical field
The utility model belongs to electric power energy storage inversion transformation technique field, is specifically related to a kind of multifunctional usage energy storage inversion system.
Background technology
The extensive use of new forms of energy electric power and little electrical network, promoted the development of energy storage inverter and system, and towards generating, electric power storage, the multifunctional usage energy storage inversion system future development of powering and being incorporated into the power networks and sharing from net, so many energy storage inverter products have appearred on market.As: the product of company of the inverter enterprise of world-renowned ABB AB and Chinese Famous " sunlight power supply ", for being incorporated into the power networks of New-energy power system provides support with networking and generating power supply, made contribution.
[005] but the being seen energy storage inverter in prior art and market and system product, mainly be based on the standby UPS technical development of energy storage, its energy storage section all adopts a group storage battery to be connected to two-way inverter circuit dc terminal formation, its shortcoming is: when having load to power, even accumulator positive is in charging, storage battery also can be transformed into the state that discharges, and makes batteries not be subjected in fact the control of charge-discharge control circuit, has a strong impact on working healthily and the service life of storage battery; And, the energy storage inversion system is mainly born the power grid environment important task that supports little electrical network in little electrical network, single group storage battery set constructor is after battery discharging, need to replenish certain electric weight and just can make inverter circuit task and power supply again, this is because the minimum voltage that starting resistor arranges higher than discharging, to this, if the new forms of energy power generation is not enough or do not generate electricity, will affect inverter circuit and again start and work, even make little electrical network paralysis; And the being seen energy storage inverter in prior art and market and system product can't integrated effective realization generating, electric power storages, power and be incorporated into the power networks and from the multifunctional usage energy storage inversion system that net shares, affected the performance of system effectiveness.
Summary of the invention
For overcoming the defects of prior art and product, the utility model proposes " a kind of multifunctional usage energy storage inversion system ", its objective is the reliability and the fail safe that increase the energy storage inversion system, strengthen robustness and the black start-up ability of energy storage inversion system, effectively realize generating, electric power storage, power and be incorporated into the power networks and the multifunctional usage energy storage inversion system that shares from net and the overall efficiency that improves system.
Concrete technical scheme is, a kind of multifunctional usage energy storage inversion system comprises: photovoltaic and new forms of energy power input end, two-way inverter circuit, protection and switching circuit, power supply output power line, charging and discharging module, monitoring modular, B1 monitoring sensing circuit, B2 monitoring sensing circuit, control module, system bus, B1 road electric-controlled switch, B2 road electric-controlled switch, B1 batteries, B2 batteries; It is characterized in that:
Photovoltaic and new forms of energy electric power access photovoltaic and new forms of energy power input end also connect power supply output power line through two-way inverter circuit, protection and switching circuit;
Photovoltaic and new forms of energy electric power access photovoltaic and new forms of energy power input end, connect the charging and discharging module and connect the B1 batteries through B1 monitoring sensing circuit and B1 road electric-controlled switch by photovoltaic and new forms of energy power input end, and connect the charging and discharging module and connect the B2 batteries through B2 monitoring sensing circuit and B2 road electric-controlled switch by photovoltaic and new forms of energy power input end;
The B1 batteries connects B1 road electric-controlled switch and B1 monitoring sensing circuit, and the B2 batteries connects B2 road electric-controlled switch and B2 monitoring sensing circuit and connects two-way inverter circuit, protection and switching circuit, power supply output power line through the charging and discharging module;
Grid power is by power supply output power line and protection and the two-way inverter circuit of switching circuit access, by two-way inverter circuit connection charging and discharging module and through B1 monitoring sensing circuit and B1 road electric-controlled switch connection B1 batteries, and connect the charging and discharging module and monitor sensing circuit and B2 road electric-controlled switch connection B2 batteries through B2 by two-way inverter circuit;
Control module connects monitoring modular and B1 monitoring sensing circuit and B2 monitoring sensing circuit;
Control module connects two-way inverter circuit, protection and switching circuit, charging and discharging module, B1 road electric-controlled switch, B2 road electric-controlled switch by system bus;
The utility model utilization arranges 2 groups and above batteries and the current residing charge or discharge state by monitoring modular Real-Time Monitoring storage battery, and according to the charging and discharging demand of charging and discharging module, control the batteries conducting access charging and discharging module of corresponding state, realize the controlled and overall process that independently fill or discharge of the batteries of phase inductive charging and discharge condition under corresponding state; Can also utilize the electric weight difference of controlling different conditions between batteries, the assurance inverter circuit is in all the time and can starts electric weight and range of voltage values, greatly improved the life-span of storage battery, increase reliability and the fail safe of energy storage inversion system, strengthened robustness and the black start-up ability of energy storage inversion system; And can make system integration, effectively realize generating, electric power storage, power and be incorporated into the power networks and from the multifunctional usage energy storage inversion system that net shares, greatly improved system effectiveness.
Description of drawings
Fig. 1 is the energy storage inversion system principle of work and power schematic diagram of prior art;
Fig. 2 is a kind of multifunctional usage energy storage inversion system principle of work and power schematic diagram.
Embodiment
As examples of implementation, by reference to the accompanying drawings a kind of multifunctional usage energy storage inversion system is described, still, technology of the present utility model and scheme are not limited to the content that the present embodiment provides.
Accompanying drawing 1 has provided the energy storage inversion system principle of work and power schematic diagram of prior art, shown in figure, the energy storage inversion system of prior art adopts a group storage battery to be connected to two-way inverter circuit dc terminal formation, its shortcoming is: when having load to power, even accumulator positive is in charging, storage battery also can be transformed into the state that discharges, and makes batteries not be subjected in fact the control of charge-discharge control circuit, has a strong impact on working healthily and the service life of storage battery.
Fig. 2 has provided a kind of multifunctional usage energy storage inversion system principle of work and power schematic diagram, shown in figure, a kind of multifunctional usage energy storage inversion system that the utility model proposes, comprise: photovoltaic and new forms of energy power input end (1), two-way inverter circuit (2), protection and switching circuit (3), power supply output power line (4), charging and discharging module (5), monitoring modular (6), B1 monitors sensing circuit (6a), B2 monitors sensing circuit (6b), control module (7), system bus (8), B1 road electric-controlled switch (9a), B2 road electric-controlled switch (9b), B1 batteries (10a), B2 batteries (10b), it is characterized in that:
Photovoltaic and new forms of energy electric power access photovoltaic and new forms of energy power input end (1) also connect power supply output power line (4) through two-way inverter circuit (2), protection and switching circuit (3), consist of photovoltaic electric power Alternating Current Power Supply path;
Photovoltaic electric power access photovoltaic and new forms of energy power input end (1), connect charging and discharging module (5) and connect B1 batteries (10a) through B1 monitoring sensing circuit (6a) and B1 road electric-controlled switch (9a) by photovoltaic and new forms of energy power input end (1), and connect charging and discharging module (5) and connect B2 batteries (10b) through B2 monitoring sensing circuit (6b) and B2 road electric-controlled switch (9b) by photovoltaic and new forms of energy power input end (1), consist of photovoltaic electric power charging electric power storage path;
B1 batteries (10a) connects B1 road electric-controlled switch (9a) and B1 monitoring sensing circuit (6a), and B2 batteries (10b) connects B2 road electric-controlled switch (9b) and B2 monitoring sensing circuit (6b) and connects two-way inverter circuit (2), protection and switching circuit (3), power supply output power line (4) through charging and discharging module (5), formation battery discharging supply path;
grid power accesses two-way inverter circuit (2) by power output power line (4) and protection and switching circuit (3), connect charging and discharging module (5) and connect B1 batteries (10a) through B1 monitoring sensing circuit (6a) and B1 road electric-controlled switch (9a) by two-way inverter circuit (2), and connect charging and discharging module (5) and connect B2 batteries (10b) through B2 monitoring sensing circuit (6b) and B2 road electric-controlled switch (9b) by two-way inverter circuit (2), formation net electricity charging electric power storage path,
Control module (7) connects monitoring modular (6) and B1 monitoring sensing circuit (6a) and B2 monitoring sensing circuit (6b), formation accumulator monitoring path;
Control module (7) connects two-way inverter circuit (2), protection and switching circuit (3), charging and discharging module (5), B1 road electric-controlled switch (9a), B2 road electric-controlled switch (9b) by system bus (8), consists of to control and communication link;
The major function feature of its formation is:
1. set batteries 〉=2 group, the charge capacity of each group storage battery 〉=average power consumption every day;
Generating amount of power supply 〉=power load of new forms of energy electric power PV every day average electricity consumption UP power consumption;
3.PV power load is supplied with in generating, storage battery and electrical network namely satisfy PV and preferentially power, and storage battery is controlled to be charged and discharged, the standby and controlled power supply of electrical network;
4.PV not enough reaching when not generating electricity, electrical network G powers to power load and storage battery;
the batteries normality of discharge condition is conducting, the batteries of charged state is for disconnecting, control module (7) is by the state of monitoring modular (6) and B1 monitoring sensing circuit (6a) and B2 monitoring sensing circuit (6b) Real-Time Monitoring B1 batteries (10a) and B2 batteries (10b), and determine that it is current for charged state or discharge condition, when charging and discharging module (5) discharge is load supplying, keeping the batteries normality of discharge condition is conducting, the batteries of charged state is for disconnecting, when PV＞load power consumption, charging and discharging module (5) is when having charging power, disconnect the batteries of discharge condition, the batteries of conducting charged state.
Enforcement by the technical program, the multifunctional usage energy storage inversion system of effectively realizing generating, electric power storage, power and being incorporated into the power networks and share from net, not only improved the life-span of storage battery, also increase reliability and the fail safe of energy storage inversion system, strengthened robustness and the black start-up ability of energy storage inversion system.
Claims (1)
1. multifunctional usage energy storage inversion system, comprise: photovoltaic and new forms of energy power input end (1), two-way inverter circuit (2), protection and switching circuit (3), power supply output power line (4), charging and discharging module (5), monitoring modular (6), B1 monitors sensing circuit (6a), B2 monitors sensing circuit (6b), control module (7), system bus (8), B1 road electric-controlled switch (9a), B2 road electric-controlled switch (9b), B1 batteries (10a), B2 batteries (10b), it is characterized in that:
Photovoltaic and new forms of energy electric power access photovoltaic and new forms of energy power input end (1) also connect power supply output power line (4) through two-way inverter circuit (2), protection and switching circuit (3);
Photovoltaic electric power access photovoltaic and new forms of energy power input end (1), connect charging and discharging module (5) and connect B1 batteries (10a) through B1 monitoring sensing circuit (6a) and B1 road electric-controlled switch (9a) by photovoltaic and new forms of energy power input end (1), and connect charging and discharging module (5) and connect B2 batteries (10b) through B2 monitoring sensing circuit (6b) and B2 road electric-controlled switch (9b) by photovoltaic and new forms of energy power input end (1);
B1 batteries (10a) connects B1 road electric-controlled switch (9a) and B1 monitoring sensing circuit (6a), and B2 batteries (10b) connects B2 road electric-controlled switch (9b) and B2 monitoring sensing circuit (6b) and connects two-way inverter circuit (2), protection and switching circuit (3), power supply output power line (4) through charging and discharging module (5);
Grid power accesses two-way inverter circuit (2) by power output power line (4) and protection and switching circuit (3), connect charging and discharging module (5) and connect B1 batteries (10a) through B1 monitoring sensing circuit (6a) and B1 road electric-controlled switch (9a) by two-way inverter circuit (2), and connect charging and discharging module (5) and connect B2 batteries (10b) through B2 monitoring sensing circuit (6b) and B2 road electric-controlled switch (9b) by two-way inverter circuit (2);
Control module (7) connects monitoring modular (6) and B1 monitoring sensing circuit (6a) and B2 monitoring sensing circuit (6b);
Control module (7) connects two-way inverter circuit (2), protection and switching circuit (3), charging and discharging module (5), B1 road electric-controlled switch (9a), B2 road electric-controlled switch (9b) by system bus (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200303109U CN203026959U (en) | 2013-01-22 | 2013-01-22 | Multifunctional energy storage inversion system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200303109U CN203026959U (en) | 2013-01-22 | 2013-01-22 | Multifunctional energy storage inversion system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203026959U true CN203026959U (en) | 2013-06-26 |
Family
ID=48650911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013200303109U Expired - Lifetime CN203026959U (en) | 2013-01-22 | 2013-01-22 | Multifunctional energy storage inversion system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203026959U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT515032A1 (en) * | 2013-11-12 | 2015-05-15 | Schipfer Gottfried | Energy storage system |
| CN104578433B (en) * | 2013-10-17 | 2017-02-08 | 南通强生光电科技有限公司 | Switchable electric energy storage system and using method thereof |
| CN109217348A (en) * | 2017-06-29 | 2019-01-15 | 周锡卫 | A kind of the black starting-up device and control method of scene power supply micro-capacitance sensor |
| CN116799967A (en) * | 2023-08-25 | 2023-09-22 | 广东可信新能源股份有限公司 | Energy storage device charge and discharge management monitoring device and monitoring method thereof |
-
2013
- 2013-01-22 CN CN2013200303109U patent/CN203026959U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104578433B (en) * | 2013-10-17 | 2017-02-08 | 南通强生光电科技有限公司 | Switchable electric energy storage system and using method thereof |
| AT515032A1 (en) * | 2013-11-12 | 2015-05-15 | Schipfer Gottfried | Energy storage system |
| AT515032B1 (en) * | 2013-11-12 | 2016-09-15 | Schipfer Gottfried | Energy storage system |
| CN109217348A (en) * | 2017-06-29 | 2019-01-15 | 周锡卫 | A kind of the black starting-up device and control method of scene power supply micro-capacitance sensor |
| CN109217348B (en) * | 2017-06-29 | 2024-03-08 | 周锡卫 | Control method of black start device of wind-light power supply micro-grid |
| CN116799967A (en) * | 2023-08-25 | 2023-09-22 | 广东可信新能源股份有限公司 | Energy storage device charge and discharge management monitoring device and monitoring method thereof |
| CN116799967B (en) * | 2023-08-25 | 2023-12-22 | 广东可信新能源股份有限公司 | Energy storage device charge and discharge management monitoring device and monitoring method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102510089B (en) | Wind-solar storage micro-grid system | |
| CN202586367U (en) | Photovoltaic power generation energy storage system | |
| CN102412594B (en) | Control Method of Microgrid System | |
| CN104281977A (en) | Hybrid microgrid application platform and control method theref | |
| CN103199564A (en) | Intelligent power grid distributed self-supporting photovoltaic power supply system | |
| CN203368044U (en) | Bidirectional ac/dc multi-power-supply multi-load safe-isolation micro electrical network system | |
| CN106877368A (en) | A kind of photovoltaic generation micro-grid system hybrid energy-storing control method | |
| CN202712883U (en) | Battery management system suitable for plurality of lithium battery packs connected in parallel | |
| CN202712873U (en) | Intelligent household solar control inverter | |
| CN101673963A (en) | Wind and solar hybrid generation system for communication base station based on dual direct-current bus control | |
| CN103390920A (en) | All vanadium redox flow battery management method and system applied to scale energy storage | |
| CN108365623A (en) | Electric vehicle changes the transmission system of electricity and energy storage station | |
| CN104868523A (en) | Automatic operation system | |
| CN102931722A (en) | Distributed power supply management method and system | |
| CN202712876U (en) | Solar photovoltaic microgrid grid-connected power generation system | |
| CN203026959U (en) | Multifunctional energy storage inversion system | |
| AU2015356852A1 (en) | Power management method | |
| CN203368043U (en) | Microgrid energy storage system based on battery echelon use | |
| CN202888862U (en) | Energy storage inverter suitable for distributed new energy power | |
| CN104795881A (en) | Wind-light complementary power supply controller, microgrid system and microgrid system power supply method | |
| CN201910637U (en) | Renewable energy storage and gird intelligent peak-shaving system | |
| CN204205617U (en) | A kind of power conversion is generated electricity by way of merging two or more grid systems electric power system | |
| CN203491708U (en) | AC-DC intelligent allocating energy-storage current commutation apparatus | |
| CN103944249B (en) | Multifunctional energy storage inverter system | |
| CN203312826U (en) | Photovoltaic intelligent whole grid power generation system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130626 |
|
| CX01 | Expiry of patent term |