CN210297312U - 5kW photovoltaic energy storage system - Google Patents
5kW photovoltaic energy storage system Download PDFInfo
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- CN210297312U CN210297312U CN201921547565.6U CN201921547565U CN210297312U CN 210297312 U CN210297312 U CN 210297312U CN 201921547565 U CN201921547565 U CN 201921547565U CN 210297312 U CN210297312 U CN 210297312U
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- cabinet body
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- 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
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Abstract
The utility model relates to a photovoltaic energy storage technology field specifically is 5kW photovoltaic energy storage system, include one side of the cabinet body is provided with the cabinet door, the inside of cabinet door is provided with the observation window, the bottom fixedly connected with supporting legs and the wheel of the cabinet body. This 5kW photovoltaic energy storage system, on the one hand when only the photovoltaic provides the electric quantity, at first photovoltaic equipment power generation inserts the inverter, the inverter carries out the rectification and steps up, divide into two the tunnel, pass through output switch all the way, supply with load electric quantity, another way is exported and is arrived the battery package to the hot plug socket, the battery package carries out the energy storage, on the other hand is evening or when photovoltaic power generation is not enough, after the contravariant is stepped up through the inverter by the battery package, pass through output switch, supply with load electric energy, when the electric wire netting inserts, the electric energy passes through input switch, reach the inverter, become 48V direct current all the way, export the hot plug socket again, reach the battery package and charge the energy.
Description
Technical Field
The utility model relates to a photovoltaic energy storage technology field specifically is 5kW photovoltaic energy storage system.
Background
With the development of global economy, a new energy power generation technology also rapidly develops solar energy, the solar energy is most abundant in resource quantity, distributed, widely and cleanly becomes one of renewable energy sources with the most development potential, the development of the world solar photovoltaic power generation industry is rapid since the 21 st century, the market application scale is continuously enlarged, the role in the development of subsequent energy sources is more and more important, the development and utilization of the solar photovoltaic technology is one of important measures for realizing energy conservation, emission reduction and sustainable development improvement of living environment and the like in the resource-saving society of China, at present, the global energy resources are increasingly reduced, the environmental problems are increasingly prominent, how to reasonably and effectively utilize the renewable energy sources becomes an important subject for building the saving society, when the photovoltaic inverter power supply is operated, the photovoltaic inverter power supply is essentially a current source, how to effectively control output current, and on the premise of reducing harmonic pollution to a power grid, how to meet the condition that the same frequency and phase with the The inverter is a core device of a grid-connected system, inverter control and modulation technologies become the key of the grid-connected technology, research on the photovoltaic grid-connected system is carried out at home and abroad, grid connection can be regarded as parallel connection with a power grid, and non-impact grid connection is realized by controlling a controllable inverter.
As a clean renewable energy source with wide sources, the photovoltaic power generation technology is generally concerned and favored by all countries in the world, meanwhile, the characteristic of fluctuation of photovoltaic power generation is that the large-scale access to a power grid brings certain influence on the stable operation of the power grid, the combination of energy storage and photovoltaic power generation is an effective means for stabilizing the fluctuation of the photovoltaic power and solving the grid-connected problem, and the existing combination form of photovoltaic power generation and energy storage has certain defects in efficiency and cost, so the improvement is needed.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a 5kW photovoltaic energy storage system uses through the cooperation of 5kW dc-to-ac converter and 48V100Ah battery package, has solved the problem that proposes among the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the 5kW photovoltaic energy storage system comprises a cabinet door arranged on one side of a cabinet body, wherein an observation window is arranged inside the cabinet door, and supporting legs and wheels are fixedly connected to the bottom of the cabinet body;
a battery placing bin is arranged inside the cabinet body, a battery pack is arranged inside the battery placing bin, one side, far away from the cabinet body, of the battery pack is fixedly connected with an insulating handle, a transformer placing bin is arranged at the bottom of the battery placing bin, an inverter is arranged inside the transformer placing bin, and a partition plate frame is arranged between the battery placing bin and the transformer placing bin;
the cabinet door is characterized in that a baffle is arranged on one side, close to the cabinet door, of the transformer placing bin, a power grid input switch and an output switch are arranged on one side, close to the cabinet door, of the baffle, a fan groove is formed in the baffle, a heat dissipation fan is fixedly connected to the inside of the fan groove, and a hot plug socket is arranged on one side, far away from the cabinet door, of the cabinet body.
Optionally, the power grid input switch and the output switch are both electrically connected with the transformer, the cooling fan is connected with the power supply, the hot plug socket is electrically connected with the transformer, and the hot plug socket is electrically connected with the battery pack.
Optionally, the quantity of battery package is two, and two the model of battery package is 48V100Ah, the model of inverter is 5 kW.
Optionally, the observation window is arranged at a position on the cabinet door, the observation window is made of transparent tempered glass, and the thickness of the tempered glass is five millimeters.
Optionally, the supporting legs include screw thread post, support column and rubber pad, the inside screw hole of seting up with screw thread post looks adaptation of support column, the screw hole and the screw thread post threaded connection that the support column was seted up through its inside, just the rubber pad cup joints in the surface of support column, the one end fixed connection in the bottom of the cabinet body that the support column was kept away from to the screw thread post.
Optionally, the number of the supporting legs and the number of the wheels are four, the supporting legs are respectively fixedly connected to four corners of the bottom of the cabinet body, and the wheels are respectively fixedly connected to the bottom of the cabinet body and are respectively close to the supporting legs.
Optionally, heat dissipation holes are formed in the cabinet door, the number of the heat dissipation holes is a plurality, and the heat dissipation holes are evenly distributed at two ends, close to the observation window, of the cabinet door.
Optionally, the acute angle and the sharp edge of the outer surface of the cabinet body are respectively processed by a fillet and a round edge, and the outer surface of the cabinet body is polished.
(III) advantageous effects
The utility model provides a 5kW photovoltaic energy storage system possesses following beneficial effect:
(1) this 5kW photovoltaic energy storage system, on the one hand when only photovoltaic provides the electric quantity, at first photovoltaic equipment electricity generation inserts the dc-to-ac converter, the dc-to-ac converter carries out the rectification and steps up, divide into two the tunnel, pass through output switch all the way, supply with load electric quantity, another way is exported and is reachd the battery package to the hot plug socket, the battery package is stored energy, on the other hand is evening or when photovoltaic power generation is not enough, after the contravariant is stepped up through the dc-to-ac converter by the battery package, through output switch, supply with load electric energy, when the electric wire netting inserts, the electric energy passes through input switch, reachd the dc-to-ac converter, become 48V direct current all the way, export the hot plug socket again, reach the battery package and charge the energy storage.
(2) On one hand, the 5kW photovoltaic energy storage system is in threaded connection with the threaded column through the threaded hole formed in the support column, so that the height of the support column can be adjusted, the support leg can be heightened, when the device needs to move, the supporting feet are adjusted to be far away from the ground, so that the device can move through the wheels, after the movement, the user adjusts the supporting feet to contact the ground, so that the supporting feet support the device and fix the position of the device, the utility of the device is effectively enhanced by arranging the adjustable supporting legs, on the other hand, by arranging the heat radiation fan, the device has a good heat dissipation function, and the damage to the device caused by heat generated by internal elements of the device during operation is effectively reduced, so that the service life of the device and the internal elements of the device is effectively prolonged.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic structural view of the supporting leg of the present invention;
FIG. 4 is a schematic structural view of the baffle of the present invention;
FIG. 5 is a system wiring diagram of the present invention;
fig. 6 is an internal wiring diagram of the present invention.
In the figure: 1-cabinet body, 2-cabinet door, 3-observation window, 4-supporting foot, 5-wheel, 6-battery pack, 7-insulating handle, 8-inverter, 9-baffle, 10-power grid input switch, 11-output switch, 12-fan groove, 13-cooling fan and 14-hot plug socket.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-6, the present invention provides a technical solution: the 5kW photovoltaic energy storage system comprises a cabinet body 1, wherein a cabinet door 2 is arranged on one side of the cabinet body 1, an observation window 3 is arranged inside the cabinet door 2, and supporting legs 4 and wheels 5 are fixedly connected to the bottom of the cabinet body 1;
a battery placing bin is arranged inside the cabinet body 1, a battery pack 6 is arranged inside the battery placing bin, an insulating handle 7 is fixedly connected to one side, away from the cabinet body 1, of the battery pack 6, a transformer placing bin is arranged at the bottom of the battery placing bin, an inverter 8 is arranged inside the transformer placing bin, and a partition plate frame is arranged between the battery placing bin and the transformer placing bin;
one side that the storehouse is placed to the transformer is close to cabinet door 2 is provided with baffle 9, and one side that baffle 9 is close to cabinet door 2 is provided with electric wire netting input switch 10 and output switch 11, and fan groove 12 is seted up to the inside of baffle 9, and fan groove 12's inside fixedly connected with radiator fan 13, cabinet body 1 keep away from one side of cabinet door 2 and are provided with hot plug socket 14.
As an optional technical solution of the utility model:
the power grid input switch 10 and the output switch 11 are both electrically connected with the transformer, the cooling fan 13 is connected with the power supply, the hot plug socket 14 is electrically connected with the transformer, and the hot plug socket 14 is electrically connected with the battery pack 6.
As an optional technical solution of the utility model:
the number of the battery packs 6 is two, the models of the two battery packs 6 are both 48V100Ah, and the model of the inverter 8 is 5 kW.
As an optional technical solution of the utility model:
the observation window 3 sets up in the position that cabinet door 2 leaned on, and the material of observation window 3 is transparent toughened glass, and toughened glass's thickness is five millimeters, through setting up observation window 3, lets the staff can see through observation window 3 and observe and know the inside situation of the device to the effectual practicality that has strengthened the device.
As an optional technical solution of the utility model:
the supporting feet 4 comprise threaded columns 401, supporting columns 402 and rubber pads 403, threaded holes matched with the threaded columns 401 are formed in the supporting columns 402, the supporting columns 402 are in threaded connection with the threaded columns 401 through threaded holes formed in the supporting columns 402, the rubber pads 403 are sleeved on the outer surfaces of the supporting columns 402, one ends, far away from the supporting columns 402, of the threaded columns 401 are fixedly connected to the bottom of the cabinet body 1, the supporting columns 402 are in threaded connection with the threaded columns 401 through threaded holes formed in the supporting columns 402, the height of the supporting columns 402 can be adjusted, the supporting feet 4 can be heightened, when the device needs to be moved, the supporting feet 4 are adjusted to be far away from the ground, the device can be moved through wheels 5, after the device is moved, a user adjusts the supporting feet 4 to be in contact with the ground, the supporting feet 4 are enabled to support the device and enable the position of the device to be, by arranging the adjustable supporting legs 4, the practicability of the device is effectively enhanced.
As an optional technical solution of the utility model:
the quantity of supporting legs 4 and wheel 5 is four, and four supporting legs are fixed connection respectively in the four corners department of the cabinet body 1 bottom, and four equal fixed connection of wheel 5 in the bottom of the cabinet body 1 just are close to supporting legs 4 respectively.
As an optional technical solution of the utility model:
As an optional technical solution of the utility model:
The user is when using, when only the photovoltaic provides the electric quantity, at first photovoltaic equipment electricity generation inserts inverter 8, inverter 8 carries out the rectification and steps up, divide into two the tunnel, pass through output switch 11 all the way, supply with load electric quantity, another way is exported and is arrived battery package 6 to hot plug socket 14, battery package 6 carries out the energy storage, in evening or when photovoltaic power generation is not enough, by battery package 6 through inverter 8 boost contravariant back, through output switch 11, supply with load electric energy, when the electric wire netting inserts: the electric energy reaches the inverter 8 through the input switch 10, one path of the electric energy is converted into 48v direct current, the direct current is output to the hot plug socket 14 to charge and store energy in the battery pack 6, and the other path of the electric energy is provided for a load through the output switch 11.
To sum up, this 5kW photovoltaic energy storage system, during the use, on the one hand when only photovoltaic provides the electric quantity, at first photovoltaic equipment electricity generation inserts inverter 8, inverter 8 carries out the rectification and steps up, divide into two the tunnel, pass through output switch 11 all the way, supply with load electric quantity, another way is exported to hot plug socket 14 and is arrived battery package 6, battery package 6 carries out the energy storage, on the other hand is evening or when photovoltaic power generation is not enough, after the contravariant is stepped up through inverter 8 by battery package 6, through output switch 11, supply with load electric energy, when the electric wire netting inserts: the electric energy reaches the inverter 8 through the input switch 10, is changed into 48v direct current all the way, and then is output to the hot plug socket 14, the charging energy storage of the battery pack 6 is achieved, the other way is provided for the load electric energy through the output switch 11, the device has good energy storage effect, therefore, the device has certain practicability, on one hand, the height of the support column 402 can be adjusted through the threaded connection of the threaded column 401 and the threaded hole arranged in the support column 402 through the threaded hole arranged in the support column, so that the support foot 4 can be heightened, when the device needs to be moved, the support foot 4 is adjusted to be far away from the ground, so that the device can be moved through the wheel 5, after the movement, a user adjusts the support foot 4 to be in contact with the ground, so that the support foot 4 supports the device and fixes the position of the device, through the adjustable support foot 4, the practicality of the device is effectively enhanced, on the other hand, the device can have a good heat dissipation function by arranging the heat dissipation fan 13, the damage to the device caused by heat generated by internal elements of the device when the device operates is effectively reduced, the service life of the device and the internal elements of the device is effectively prolonged, the energy storage effect of the device is good, the heat dissipation function is realized, and certain practicability is realized.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1.5kW photovoltaic energy storage system, its characterized in that: the multifunctional cabinet comprises a cabinet body (1), wherein a cabinet door (2) is arranged on one side of the cabinet body (1), an observation window (3) is arranged inside the cabinet door (2), and supporting legs (4) and wheels (5) are fixedly connected to the bottom of the cabinet body (1);
a battery placing bin is arranged inside the cabinet body (1), a battery pack (6) is arranged inside the battery placing bin, an insulating handle (7) is fixedly connected to one side, away from the cabinet body (1), of the battery pack (6), a transformer placing bin is arranged at the bottom of the battery placing bin, an inverter (8) is arranged inside the transformer placing bin, and a partition plate frame is arranged between the battery placing bin and the transformer placing bin;
one side that the storehouse is close to cabinet door (2) is placed to the transformer is provided with baffle (9), one side that baffle (9) are close to cabinet door (2) is provided with electric wire netting input switch (10) and output switch (11), fan groove (12) are seted up to the inside of baffle (9), inside fixedly connected with radiator fan (13) in fan groove (12), one side that cabinet door (2) were kept away from in the cabinet body (1) is provided with hot plug socket (14).
2. The 5kW photovoltaic energy storage system according to claim 1, wherein the grid input switch (10) and the output switch (11) are both electrically connected with a transformer, the cooling fan (13) is connected with a power supply, the hot plug socket (14) is electrically connected with the transformer, and the hot plug socket (14) is electrically connected with the battery pack (6).
3. The 5kW photovoltaic energy storage system according to claim 1, wherein the number of the battery packs (6) is two, and the models of the two battery packs (6) are both 48V100Ah, and the model of the inverter (8) is 5 kW.
4. The 5kW photovoltaic energy storage system of claim 1, wherein the observation window (3) is arranged at a position close to the cabinet door (2), and the observation window (3) is made of transparent tempered glass, and the thickness of the tempered glass is five millimeters.
5. The 5kW photovoltaic energy storage system of claim 1, wherein the supporting legs (4) comprise a threaded column (401), a supporting column (402) and a rubber pad (403), a threaded hole matched with the threaded column (401) is formed in the supporting column (402), the supporting column (402) is in threaded connection with the threaded column (401) through the threaded hole formed in the supporting column, the rubber pad (403) is sleeved on the outer surface of the supporting column (402), and one end, far away from the supporting column (402), of the threaded column (401) is fixedly connected to the bottom of the cabinet body (1).
6. The 5kW photovoltaic energy storage system of claim 1, wherein the number of the supporting legs (4) and the number of the wheels (5) are four, the four supporting legs are respectively and fixedly connected to four corners of the bottom of the cabinet body (1), and the four wheels (5) are respectively and fixedly connected to the bottom of the cabinet body (1) and are respectively close to the supporting legs (4).
7. The 5kW photovoltaic energy storage system according to claim 1, wherein heat dissipation holes (201) are formed in the cabinet door (2), the number of the heat dissipation holes (201) is several, and the heat dissipation holes (201) are uniformly distributed at two ends, close to the observation window (3), of the cabinet door (2).
8. The 5kW photovoltaic energy storage system according to claim 1, wherein acute and sharp edges of the outer surface of the cabinet body (1) are respectively subjected to fillet and round edge treatment, and the outer surface of the cabinet body (1) is subjected to polishing treatment.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921547565.6U CN210297312U (en) | 2019-09-17 | 2019-09-17 | 5kW photovoltaic energy storage system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921547565.6U CN210297312U (en) | 2019-09-17 | 2019-09-17 | 5kW photovoltaic energy storage system |
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CN210297312U true CN210297312U (en) | 2020-04-10 |
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CN201921547565.6U Active CN210297312U (en) | 2019-09-17 | 2019-09-17 | 5kW photovoltaic energy storage system |
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CN (1) | CN210297312U (en) |
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2019
- 2019-09-17 CN CN201921547565.6U patent/CN210297312U/en active Active
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