CN210380363U - Intelligent optical storage equipment - Google Patents

Abstract

The embodiment of the utility model discloses intelligence light stores up equipment. The intelligent optical storage equipment comprises a battery module, an optical storage module, a switch module and a cabinet body module; the accommodating space of the cabinet body module is divided into a first cabin and a second cabin, the second cabin is positioned on one side of the first cabin, which is far away from the ground, the battery module is arranged in the first cabin, the second cabin comprises a light storage cabin and an auxiliary cabin, the light storage module is arranged in the light storage cabin, and the switch module is arranged in the auxiliary cabin; the battery module is connected with the light storage module, the light storage module is connected with an external power grid or an external load, the switch module comprises a direct current switch and an alternating current switch, the direct current switch is connected with the battery module and the light storage module, and the alternating current switch is connected with the light storage module and the external power grid or the external load. The utility model discloses technical scheme can realize user side electric energy storage, has improved the domestic utilization ratio of the electric energy that photovoltaic power generation equipment provided at the family, guarantees the long-term steady operation of power supply system of family.

Description

Intelligent optical storage equipment

Technical Field

The embodiment of the utility model provides a relate to light and store up the equipment field, especially relate to an intelligence light stores up equipment.

Background

With the continuous improvement of life quality, a variety of household appliances become basic household configurations, and the stability of a household power supply system is important.

However, in the area where the power grid is unstable, the power failure phenomenon frequently occurs, so that the household power supply is influenced. On the other hand, with the continuous progress of the photovoltaic power generation technology, the photovoltaic power generation equipment has gradually entered thousands of households due to the reduction of the volume and the improvement of the power generation efficiency. In the prior art, part of electric energy provided by household photovoltaic power generation equipment is used for household loads, the rest part of the electric energy is directly merged into a power grid, the household utilization rate of the electric energy is not high, and along with the continuous increase of the number of users using the photovoltaic power generation equipment, the electric energy merged into the power grid is increased, so that the stability of the power grid is poor.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides an intelligence light stores up equipment to realize the electric energy storage of user side, and then improve the domestic utilization ratio of the electric energy that photovoltaic power generation equipment provided at the family, promote the stability of electric wire netting, guarantee the long-term steady operation of power supply system of family, utilize the electric energy that incorporates into the electric wire netting simultaneously and improve the electric charge income of family.

The embodiment of the utility model provides an intelligent optical storage device, which comprises a battery module, an optical storage module, a switch module and a cabinet body module;

the accommodating space of the cabinet body module is divided into a first cabin and a second cabin, the second cabin is positioned on one side, far away from the ground, of the first cabin, the battery module is arranged in the first cabin, the second cabin comprises a light storage cabin and an auxiliary cabin, the light storage module is arranged in the light storage cabin, and the switch module is arranged in the auxiliary cabin;

the battery module is connected with the optical storage module, the optical storage module is connected with an external power grid or an external load, the switch module comprises a direct current switch and an alternating current switch, the direct current switch is connected with the battery module and the optical storage module, and the alternating current switch is connected with the optical storage module and the external power grid or the external load;

the battery module is used for realizing electric energy storage;

the optical storage module is used for realizing the interconversion of direct current and alternating current;

the direct current switch is used for controlling the on-off of a circuit between the battery module and the light storage module, and the alternating current switch is used for controlling the on-off of a circuit between the light storage module and an external power grid or an external load.

The utility model discloses technical scheme is through carrying out the distributed layout with cabinet body module accommodation space to place battery module, light storage module and switch module in the corresponding cabin of cabinet body module respectively, and then form the family and store up equipment with intelligent light, realized the electric energy storage of user's end. The electric energy that the photovoltaic module of family produced except that the load is used, remaining electric energy can be saved in the battery module of intelligent light storage equipment, when waiting to use the electric energy, the electric energy of saving can be drawed and used, has improved the domestic utilization ratio of the electric energy that the family provided with photovoltaic power generation equipment. The intelligent light storage equipment stores the electric energy generated by the photovoltaic module in the battery module, reduces the electric energy generated by the household photovoltaic module and directly incorporates into the power grid, improves the stability of the power grid, supplies power to a household power system through the energy storage battery, ensures the long-term stable operation of the household power system, and increases the household electric charge income by utilizing the electric energy incorporated into the power grid.

Drawings

Fig. 1 is a schematic structural diagram of an intelligent optical storage device in an embodiment of the present invention;

fig. 2 is a schematic view of the working principle of the intelligent optical storage device in the embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

Fig. 1 is the embodiment of the utility model provides a structural schematic diagram of intelligence light storage device, as shown in fig. 1, intelligence light storage device includes battery module 10, light storage module 11, switch module 12 and cabinet body module 13, cabinet body module 13's accommodation space divide into first cabin 131 and second cabin 132, second cabin 132 is located one side that ground was kept away from in first cabin 131, battery module 10 sets up in first cabin 131, second cabin 132 includes light storage cabin 1321 and auxiliary compartment 1322, light storage module 11 sets up in light storage cabin 1321, switch module 12 sets up in auxiliary compartment 1322. The battery module 10 is connected with the light storage module 11, the light storage module 11 is connected with an external power grid or an external load, the switch module 12 includes a direct current switch and an alternating current switch, the direct current switch is connected with the battery module 10 and the light storage module 11, the alternating current switch is connected with the light storage module 11 and the external power grid or the external load, the battery module 10 is used for realizing electric energy storage, the light storage module 11 is used for realizing the interconversion between direct current and alternating current, the direct current switch is used for controlling the on-off of a circuit between the battery module 10 and the light storage module 11, and the alternating current switch is used for controlling the on-off of a circuit between the light storage module 11 and the external power.

Specifically, the battery module 10, the light storage module 11 and the switch module 12 are placed in corresponding cabins inside the cabinet module 13 to form the intelligent light storage device, and such arrangement enables the mutual position relationship of the modules to be adjusted by setting the relative positions of the cabins, thereby adjusting the overall size of the intelligent light storage device. Illustratively, the first chamber 131 and the second chamber 132 are arranged along a direction Y perpendicular to the ground, the first chamber 131 is used for placing the battery module 10 with a larger size, and the second chamber 132 is divided into two smaller chambers, which are respectively used for placing the light storage module 11 and the switch module 12 with a smaller size, so that each chamber has no empty space, and the chambers are closely arranged, which is beneficial to reducing the floor space of the whole intelligent light storage device.

It should be noted that the electric energy stored in the battery module 10 may include two input paths: the first type is input of external photovoltaic power generation equipment, and specifically, the intelligent photovoltaic equipment can be connected with the external photovoltaic power generation equipment so as to receive and store electric energy input by the external photovoltaic power generation equipment; the second type is the input of the power grid when the photovoltaic grid is connected, the intelligent photovoltaic can be controlled to be connected to the grid or be disconnected from the grid through the direct current switch and the alternating current switch, under the condition of being connected to the grid, the power grid can supply power to the intelligent photovoltaic equipment, and then the battery module 10 stores the received electric energy. The electrical energy stored by the battery module 10 can be used for customer premise load powering, or incorporated into the grid. Therefore, the intelligent light storage device provided by the embodiment can be applied to a user end, the storage and the application of the user end to photovoltaic electric energy are realized, the problem that the power grid is unstable due to the fact that the photovoltaic energy is excessively merged into the power grid is avoided, and a user can select to merge the stored electric energy into the power grid so as to increase the self electric charge income.

Fig. 2 is a schematic diagram of an intelligent optical storage device in an embodiment of the present invention, as shown in fig. 2, an optical storage module 11 in an intelligent optical storage device 200 may be connected to an external photovoltaic device 20, and may receive electric energy provided by the external photovoltaic device 20, and transmit the part of the electric energy to a battery module 10 for storage or directly perform load power supply; on the other hand, the optical storage module 11 can also obtain electric energy from the external power grid 16, and supply the electric energy to the external load 17 or transmit the electric energy to the battery module 10 for storage. The electrical energy stored in the battery module 10 can be supplied by an external load 17 via the light storage module 11 or transmitted to an external power grid 16, if required. It should be noted that, in order to facilitate the control of the power flow paths, the present embodiment provides corresponding switches on each power flow path, so as to implement the selection of the power flow paths through the cooperation of the switches on each flow path.

Specifically, with continued reference to fig. 2, the battery module 10 includes at least one battery module 100, the battery module 100 includes at least one aqueous sodium ion energy storage battery 101, and when the number of the at least one aqueous sodium ion energy storage battery 101 is greater than or equal to 2, the aqueous sodium ion energy storage batteries 101 are connected in parallel.

It should be noted that the aqueous sodium ion battery 101 has better safety than a lithium battery, and the aqueous sodium ion battery 101 can adjust the peak power supply of the power grid through the light storage module 11, reduce the peak power rate through peak clipping and valley filling, and supplement an intermittent power source to the power grid through the aqueous sodium ion battery, so as to increase the proportion of renewable energy in the power grid.

In addition, the parallel connection of the water-based sodium ion energy storage cells 101 is advantageous in increasing the power storage capacity of the battery module 10.

Illustratively, as shown in fig. 2, the number of the at least one battery module 100 is 4, and the number of the at least one water-based sodium-ion energy storage battery 101 is 4.

It should be noted that too many battery modules 100 and the number of the water-based sodium ion energy storage batteries 101 in each battery module 100 may result in an excessively large floor space of the battery module 10, which is not favorable for practical applications, and too few battery modules 100 and the number of the water-based sodium ion energy storage batteries 101 in each battery module 100 may result in an insufficient power supply capability of the battery module 10. When the number of the at least one battery module 100 is 4 and the number of the at least one aqueous sodium ion energy storage battery 101 is 4, the occupied space and the electric shock capability of the battery module 10 are both suitable, which is a preferred choice.

It is understood that, in other embodiments of the present embodiment, the number of the battery modules 100 in the battery module 10 and the number of the aqueous sodium ion energy storage batteries 101 in the battery modules 100 may also be other values as long as the energy storage function of the battery module 10 can be ensured to be normally realized.

Alternatively, the aqueous sodium ion energy storage cell 101 is 2.5 kWh.

It should be noted that, the selected capacity of the water system sodium ion energy storage battery 101 is 2.5kWh, the water system sodium ion energy storage battery 101 with the capacity can discharge circularly for 20 hours at normal operation environment temperature, so that the daily life power consumption of residents is met, the service life of the battery is up to 3000 times, the resident can conveniently use circularly after daily charging, and the resident is ensured to have higher power charge when the resident is in the peak power consumption of the power grid in the daily power consumption process, the water system sodium ion energy storage battery 101 can be selected for power supply, and the power charge of the resident when the resident is in the low peak power consumption of the power grid is lower and the power grid is selected for power supply. In the daily life of residents, the water system sodium ion energy storage battery 101 can be reasonably utilized to charge and discharge to carry out the electricity consumption of the residents, the electricity consumption expenditure of the residents is reduced, and the daily requirements of the residents are met.

It is understood that, in other embodiments of this embodiment, the capacity of the water-based sodium ion energy storage battery 101 may also be other values as long as the water-based sodium ion energy storage battery 101 can meet daily needs of residents and the battery cycle charging and discharging and the number of times of cycling can reach normal.

Optionally, as shown in fig. 2, the optical storage module 11 is further connected to an external PC 18 or an external mobile terminal 19 in a communication manner.

It should be noted that, the PC 18 or the external mobile terminal 18 is connected to the optical storage module 11, so as to receive the real-time operating status of the optical storage device sent by the optical storage module 11, and by controlling the operating status of the intelligent optical storage device 200 on the PC 18 or the external mobile terminal 18, for example, when the battery module 10 is in the charging completion status, if the current time period is a high peak power consumption time period, the battery module 10 may be switched to connect the optical storage module 11 to the external load 17 for the residents to use power, if the current time period is a low peak power consumption time period, the battery module is switched to the external power grid 16 for the residents to use power,

optionally, with reference to fig. 2, the switch module 12 includes a dc switch 14 and an ac switch 15, where the dc switch 14 includes 4 battery branch dc switches 140 and a bus total dc switch 141, the battery branch dc switches 140 correspond to the water-based sodium ion energy storage batteries 101 one to one, the battery branch dc switches 140 are disposed on the first lines 143 corresponding to the water-based sodium ion energy storage batteries 101 and the dc summary bus 142, and are configured to control on/off of the first lines 143, and the bus total dc switch 141 is disposed on the second line 144 between the dc summary bus 142 and the optical storage module 11, and is configured to control on/off of the second line 144. The ac switch 15 includes: the grid-connected single-phase alternating-current switch 150 is arranged on a first output line 152 between the light storage module 11 and the external power grid 16 to control the on-off of the first output line 152, and the load single-phase alternating-current switch 151 is arranged on a second output line 153 between the light storage module 11 and the external load 17 to control the on-off of the second output line 153.

In addition, the dc switch 14 may further include a photovoltaic system access dc switch 145, configured to control on/off of a communication path between the external photovoltaic module 20 and the intelligent light storage device 200.

It should be noted that the dc switch 14 and the ac switch 15 may be circuit breakers, the circuit breakers have a good packaging form, arc extinguishing devices are provided, the circuit breakers can be reset manually after a fault, and a time delay and an instantaneous release can be used as overload short-circuit protection, so that the dc switch 14 and the ac switch 15 in the household intelligent optical storage device 200 are more safe and reliable. The dc switch 14 includes a dc switch 140 disposed on each battery branch and a bus dc switch 141, and the battery branch dc switch 140 disposed on each battery branch of the sodium ion energy storage battery 101 can effectively protect the first line 144 from being disconnected by the battery branch dc switch 140 when each battery branch of the sodium ion energy storage battery 101 fails, and does not affect the normal operation of the other battery branches of the sodium ion energy storage battery 101 of the first line 144. The arrangement of the confluence total direct current switch 141 is to realize the circuit conversion or protection circuit by directly cutting off the confluence total direct current switch 141 when a circuit fault occurs in the optical storage module 11 or a user switches the photovoltaic module 20 to access the circuit, so as to avoid the operation of turning off each battery branch switch, and is safe and convenient. The alternating current switch 15 comprises a grid-connected single-phase alternating current switch 150 and a load single-phase alternating current switch 151, the load single-phase alternating current switch 151 is arranged, when the energy storage of the battery module 10 is finished, the load alternating current switch 151 can be turned off during the peak electricity utilization, electric energy is supplied to the external load 17 through the battery module 10, the electricity consumption expenditure of residents is reduced, and when the electricity utilization is in the valley, the residents select the external power grid 16 to supply power and can turn off the grid-connected single-phase alternating current switch 150. At this time, the battery module 10 may merge the electric power into the grid through the grid-connected single-phase ac switch 150, increasing the benefit of the residents.

Optionally, as shown in fig. 1, the intelligent light storage device 200 includes an intelligent metering module 21, the intelligent metering module 21 is disposed in the auxiliary cabin 1322 and located on one side of the switch module 12 close to the ground, and the intelligent metering module 21 may implement metering of electric energy interaction between the intelligent light storage device 200 and the external power grid 16.

It is noted that in the orientation shown in fig. 1, the lower side is the ground side.

It should be noted that, by arranging the intelligent metering module 21 in the auxiliary cabin 1322, it is convenient for a user to obtain the relevant electric quantity parameter of the intelligent metering module 21 when performing a switch operation, and therefore, both the intelligent metering module 21 and the switch module 12 are located in the auxiliary cabin 1322, which facilitates the user operation. The smart metering module 21 calculates the electric energy of the water system sodium ion energy storage battery 101 merged into the external power grid 16 when the battery module 10 is connected to the external power grid 16, and performs related conversion by using the electric energy as a parameter of the external load 17 connected to the power grid, so as to reduce the power consumption of residents.

Optionally, with continued reference to fig. 1, the cabinet module 13 has a length of 850mm, a width of 850mm, and a height of 1800mm, and the cabinet module 13 is provided with a vent 1323, and the vent 1323 communicates with the light storage cabin 1321 and the external environment.

It should be noted that the length, width and height of the cabinet module 13 are selected on the basis of satisfying the reasonable layout of the battery module 10, the light storage module 11 and the switch module 12, and the cabinet module has a high space utilization rate and is a better choice. The reasonable arrangement is only described by way of example and is not limited, and the cabinet module 13 may have other sizes, and may be specifically limited according to actual needs. The ventilation hole 1323 that the intelligence light stores up equipment cabinet body setting is used for the equipment heat dissipation, and during intelligence light stored up equipment 200 work, light stored up module 11 can produce the heat, through set up ventilation hole 1323 at cabinet body module 13, is favorable to light to store up module heat dissipation protection light to store up module 11.

The utility model discloses beneficial effect is through carrying out the distributed layout with cabinet body module accommodation space, and with battery module, light stores up module and switch module and places respectively in the corresponding cabin of cabinet body module, and then form the family and store up equipment with intelligent light, the electric energy storage of user's end has been realized, and insert intelligent light through family's photovoltaic module and store up equipment, the domestic utilization ratio of the electric energy that the family was provided with photovoltaic power generation equipment has been improved, the electric energy that has reduced domestic photovoltaic module and has produced directly incorporates into the electric wire netting, the long-term steady operation of family's power supply system has been guaranteed, the electric energy that utilizes to incorporate into the electric wire netting simultaneously has increased the electric charges of family income.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims (10)

1. An intelligent optical storage device is characterized by comprising a battery module, an optical storage module, a switch module and a cabinet body module;

the accommodating space of the cabinet body module is divided into a first cabin and a second cabin, the second cabin is positioned on one side, far away from the ground, of the first cabin, the battery module is arranged in the first cabin, the second cabin comprises a light storage cabin and an auxiliary cabin, the light storage module is arranged in the light storage cabin, and the switch module is arranged in the auxiliary cabin;

the battery module is connected with the optical storage module, the optical storage module is connected with an external power grid or an external load, the switch module comprises a direct current switch and an alternating current switch, the direct current switch is connected with the battery module and the optical storage module, and the alternating current switch is connected with the optical storage module and the external power grid or the external load;

the battery module is used for realizing electric energy storage;

the optical storage module is used for realizing the interconversion of direct current and alternating current;

the direct current switch is used for controlling the connection and disconnection of a connection circuit between the battery module and the light storage module, and the alternating current switch is used for controlling the connection and disconnection of a connection circuit between the light storage module and an external power grid or an external load.

2. The intelligent light storage device of claim 1, wherein the battery module comprises at least one battery module; the battery module comprises at least one water system sodium ion energy storage battery, and when the number of the at least one water system sodium ion energy storage battery is greater than or equal to 2, the water system sodium ion energy storage batteries are connected in parallel.

3. The intelligent light storage device of claim 2, wherein the number of the at least one battery module is 4, and the number of the at least one water-based sodium ion energy storage battery is 4.

4. The smart light storage device of claim 2 wherein the water based sodium ion energy storage cell is 2.5 kWh.

5. The intelligent light storage device of claim 1, wherein the light storage module is further in communication connection with an external PC or an external mobile terminal.

6. The intelligent light storage device of claim 1, wherein the light storage module power is 5 kW.

7. The intelligent light storage device of claim 3, wherein the DC switch comprises: the battery branch direct-current switches are in one-to-one correspondence with the water system sodium ion energy storage batteries and arranged on a first line corresponding to the position between the water system sodium ion energy storage batteries and a direct-current collecting bus and used for controlling the connection and disconnection of the first line;

the bus total direct current switch is arranged on a second line between the direct current bus and the light storage module and used for controlling the on-off of the second line.

8. The intelligent light storage device of claim 1, wherein the ac switch comprises: the grid-connected single-phase alternating-current switch is arranged on a first output line between the optical storage module and the external power grid and used for controlling the on-off of the first output line;

the load single-phase alternating-current switch is arranged on a second output line between the light storage module and the external load and used for controlling the on-off of the second output line.

9. The intelligent light storage device according to claim 1, further comprising an intelligent metering module, wherein the intelligent metering module is arranged in the auxiliary cabin and is positioned on one side of the switch module close to the ground; the intelligent metering module is used for realizing the metering of electric energy interaction between the light storage equipment and the power grid.

10. The intelligent light storage device of claim 1, wherein the cabinet module is provided with a vent for communicating the light storage compartment with an external environment.

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