CN207926199U - A kind of family's energy-storage system - Google Patents
A kind of family's energy-storage system Download PDFInfo
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- CN207926199U CN207926199U CN201820398888.2U CN201820398888U CN207926199U CN 207926199 U CN207926199 U CN 207926199U CN 201820398888 U CN201820398888 U CN 201820398888U CN 207926199 U CN207926199 U CN 207926199U
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Abstract
The utility model discloses a kind of family's energy-storage system; utility model device includes energy storage device, power generator, router, bidirectional converter, off-network load, protection controller, grid-connected load and electric energy metering machine; corresponding interface is set on the bidirectional converter and is distributed connection energy storage device, power generator, router, off-network load and protection controller; the other end export line grid-connected load in parallel of the protection controller; protection controller connect electric energy metering machine with the leading-out terminal in parallel of grid-connected load, and the electric energy metering machine is electrically connected bidirectional converter.The two-way inverter that the utility model the utility model uses can both charge the battery energy storage, and the energy content of battery can also be reverse into exchange input power grid, have the plurality of operating modes such as grid-connected, off-network, grid-connected energy storage, have conduct monitoring at all levels and defencive function.Not only self-supporting power supply is provided to nuclear family to support, also provide support to national energy, help to save energy consumption.
Description
Technical field
The utility model belongs to field of new energy technologies, is related to a kind of family's energy-storage system.
Background technology
With becoming increasingly conspicuous for global environment and energy problem, it is green that countries in the world government all actively puts into photovoltaic, wind energy etc.
The development and application of color clean energy resource.Commercial market is moved towards with new energy, especially for installation roof photovoltaic power generation system
Or for the family of household small-size wind powered generator system, family's energy-storage system just becomes one of its essential equipment.Family
Front yard energy-storage system is similar to a miniature energy-accumulating power station, the energy generated using the device of solar generating or wind-power electricity generation on roof
Cheap alternating current is stored in energy-storage system when source, also low ebb, emergency power supply when can not only power off, can also be used at peak or
It is that family saves electric power spending by electricity price between peak and valley by rich electricity feedback grid.Current intelligent, information-based and intelligence electricity
The arrival in net epoch, household electricity demand greatly increase, under the advantage of support on policy and energy storage cost reduction, energy storage system of family
Market prospects of uniting are very wide.
Utility model content
The purpose of this utility model is to provide a kind of family's energy-storage systems.
The purpose of this utility model be achieved in that including energy storage device, power generator, router, bidirectional converter,
Controller, grid-connected load and electric energy metering machine are protected in off-network load, and corresponding interface, which is arranged, on the bidirectional converter is distributed connection
Energy storage device, power generator, router, off-network load and protection controller, the other end export line of the protection controller is simultaneously
Join grid-connected load, protection controller connect electric energy metering machine with the leading-out terminal in parallel of grid-connected load, and the electric energy metering machine is electrical
Connect bidirectional converter.
The two-way inverter that the utility model the utility model uses can both charge the battery energy storage, can also be by battery
Energy is reverse into exchange input power grid, realizes energy timely two-way flow between battery and power grid.System structure is simple, not only
Have energy-storage units, can realize charge and discharge freely, low ebb is bought, peak is sold, it is more to be also equipped with grid-connected, off-network, grid-connected energy storage etc.
Kind operational mode, has conduct monitoring at all levels and defencive function.It not only provides self-supporting power supply to nuclear family to support, also to national energy
It provides and supports, help to save energy consumption.
Description of the drawings
Fig. 1 is the structural schematic diagram of utility model device；
In figure, 1- energy storage devices, 2- power generator, 3- routers, 4- bidirectional converters, the load of 5- off-networks, 6- protection controls
Device processed, the grid-connected loads of 7-, 8- electric energy metering machines, 9- power grids end.
Specific implementation mode
The utility model will be further described below with reference to the accompanying drawings, but must not add in any way to the utility model
With limitation the scope of protection of the utility model is belonged to based on any changes and modifications made by the utility model introduction.
As shown in Figure 1, the utility model includes energy storage device 1, power generator 2, router 3, bidirectional converter 4, off-network
Controller 6, grid-connected load 7 and electric energy metering machine 8 are protected in load 5, and corresponding interface distribution, which is arranged, on the bidirectional converter 4 connects
Connect energy storage device 1, power generator 2, router 3, off-network load 5 and protection controller 6, the other end of the protection controller 6
Export line grid-connected load 7 in parallel, protection controller 6 connect electric energy metering machine 8, the electricity with the leading-out terminal in parallel of grid-connected load 7
It can the electric connection bidirectional converter of meter 8.
The bidirectional converter 4 includes DC/AC, AC/DC, DC/DC current transformer, control unit, communication unit, battery-end
Mouth, power generation port, off-network port, grid-connected port, communication and the network port, control the charging and discharging process of accumulator, pass through
CAN interfaces are communicated with BMS, obtain battery state information, realize the protectiveness charge and discharge to battery, it is ensured that battery operation
Safety.
The protection controller 6 includes breaker, fuse and Surge Protector, breaker, fuse and surge protection
Device three parts are connected, to protect the safe operation of entire circuit.Breaker and fuse are all when circuit generation is short-circuit or excessively negative
When load, the equipment of cutting off circuit.Only breaker is being repeatedly closed for electronic type；Fuse is exactly fuse, primary molten
Have no progeny and need replacing, be when breaker does not work from protection, general blowout current is bigger than breaker.Surge Protector
It is exactly lightning protection device, when being struck by lightning, shunting can be connected in Surge Protector within the extremely short time, to avoid surge to circuit
The damage of middle other equipment.
The off-network load 5 refers to the important power device that cannot be powered off in family, to ensure power grid or power generator
Power device can work normally in the case of power-off.
The energy storage device 1 includes energy-storage battery group, battery management system and cooling system.
The power generator 2 is photovoltaic solar panel and one kind or combinations thereof in wind power generation plant.
Operation principle and the course of work
The utility model has the beneficial effects that：The two-way inverter that the utility model uses can both charge the battery storage
Can, the energy content of battery can also be reverse into exchange input power grid, realize energy timely two-way flow between battery and power grid.System
It unites simple in structure, has energy-storage units, can realize charge and discharge, have the plurality of operating modes such as grid-connected, off-network, grid-connected energy storage, have
There are conduct monitoring at all levels and defencive function.
Off-network loads 5 off-network corresponding with bidirectional converter 4 ports and is connected, and protection controller 6 is external in Bidirectional variable-flow
4 grid-connected end of device, grid-connected load 7 are connected between protection controller 6 and electric energy metering machine 8, electric energy metering machine 8 and bidirectional converter
4 communication terminal is connected with power grid end 9, situations such as measuring, recording generated energy and power supply volume.
Claims (5)
1. a kind of family's energy-storage system, it is characterized in that：Including energy storage device（1）, power generator（2）, router（3）, two-way change
Flow device（4）, off-network load（5）, protection controller（6）, grid-connected load（7）And electric energy metering machine（8）, the bidirectional converter
（4）Upper setting corresponding interface distribution connection energy storage device（1）, power generator（2）, router（3）, off-network load（5）And protection
Controller（6）, the protection controller（6）The grid-connected load in parallel of other end export line（7）, protect controller（6）With it is grid-connected
Load（7）Leading-out terminal in parallel connect electric energy metering machine（8）, the electric energy metering machine（8）It is electrically connected bidirectional converter.
2. family's energy-storage system according to claim 1, it is characterized in that：The bidirectional converter（4）Including DC/AC, AC/
DC, DC/DC current transformer, control unit, communication unit, battery port, power generation port, off-network port, grid-connected port, communication and
The network port controls the charging and discharging process of accumulator, is communicated by CAN interfaces and BMS, obtains battery state letter
Breath realizes the protectiveness charge and discharge to battery, it is ensured that battery operation safety.
3. family's energy-storage system according to claim 1, it is characterized in that：The protection controller（6）Including breaker, melt
Disconnected device and Surge Protector, breaker, fuse and the series connection of Surge Protector three parts, breaker is the electricity that can be repeatedly closed
Minor breaker, the fuse blows electric current are bigger than breaker.
4. family's energy-storage system according to claim 1, it is characterized in that：The energy storage device（1）Including energy-storage battery
Group, battery management system and cooling system.
5. family's energy-storage system according to claim 1, it is characterized in that：The power generator（2）For photovoltaic solar
Plate and one kind or combinations thereof in wind power generation plant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820398888.2U CN207926199U (en) | 2018-03-23 | 2018-03-23 | A kind of family's energy-storage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820398888.2U CN207926199U (en) | 2018-03-23 | 2018-03-23 | A kind of family's energy-storage system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207926199U true CN207926199U (en) | 2018-09-28 |
Family
ID=63596448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820398888.2U Active CN207926199U (en) | 2018-03-23 | 2018-03-23 | A kind of family's energy-storage system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207926199U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112698090A (en) * | 2020-12-07 | 2021-04-23 | 中国计量大学 | Bidirectional electric energy metering device for DAB converter |
-
2018
- 2018-03-23 CN CN201820398888.2U patent/CN207926199U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112698090A (en) * | 2020-12-07 | 2021-04-23 | 中国计量大学 | Bidirectional electric energy metering device for DAB converter |
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