CN218940689U - Energy storage converter cabinet - Google Patents
Energy storage converter cabinet Download PDFInfo
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- CN218940689U CN218940689U CN202222410716.1U CN202222410716U CN218940689U CN 218940689 U CN218940689 U CN 218940689U CN 202222410716 U CN202222410716 U CN 202222410716U CN 218940689 U CN218940689 U CN 218940689U
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- distribution board
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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
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
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Abstract
The utility model discloses an energy storage converter cabinet which comprises a converter body and an energy storage cabinet assembled with the converter body side by side, wherein the energy storage cabinet comprises an energy storage cabinet main body, an upper power distribution space and a lower power distribution space, and the upper power distribution space comprises an upper power distribution board assembly, an electric device I, a control system power distribution board and an upper fan; the lower distribution space comprises a lower distribution board assembly, an electric device II and a rear fan; the energy storage converter cabinet can realize cabinet combining of the converter body and the newly designed energy storage PCS without changing the existing converter body, the converter is connected with the energy storage system in a grid mode, the converter body and the energy storage PCS are combined in the two cabinet bodies, inertia response and power fluctuation can be realized while power density is improved, black start can be realized when the power grid is isolated, and stability and reliability of the system are guaranteed.
Description
Technical Field
The utility model relates to the technical field of energy storage, in particular to an energy storage converter cabinet.
Background
The wind power converter structure layout in the prior art only comprises a converter body, the existing converter body and the newly designed energy storage PCS are not respectively designed in two cabinet bodies and then are combined, the two cabinet bodies form an energy storage converter, if the energy storage PCS needs to be added, the original converter structure needs to be changed, the wind power converter in the prior art only has few inertia response and smooth power fluctuation functions, if the energy storage PCS is lack, black start cannot be performed when the grid island is rapidly off-grid, and stable grid-connected operation cannot be guaranteed.
The Chinese patent application CN112803466A discloses a wind-storage integrated converter, which comprises a power device, a control device, a grid-connected device and at least one energy storage device, wherein the devices are connected into a whole; the wind-storage integrated converter is characterized in that a power module, a control module, a grid-connected control and an energy storage cabinet are respectively designed into four cabinet bodies, the assembly is relatively complex, the scheme is that the original converter is required to be disassembled, the original converter is divided into a plurality of parts for design, and then the parts are connected, so that the wind-storage integrated converter is large in occupied space and relatively high in cost.
The PCS cabinet is newly added beside the converter body and connected with the energy storage system, so that inertia response and stable power fluctuation can be realized, and the black start function is realized; the black start can be realized when the power grid is in island, the voltage and frequency references are provided for the power grid, the stability and the reliability of the system are ensured, and the wind storage is integrated, so that the power density can be improved, the expansion can be carried out according to the different power grades, and the energy storage requirements of different power grades can be met.
Disclosure of Invention
The utility model aims to solve the technical problem of providing an energy storage converter cabinet, which can realize the combination of a converter body and a newly designed energy storage PCS without modifying the existing converter body, wherein the converter and an energy storage system are connected in a grid mode, the converter body and the energy storage PCS are combined in two cabinet bodies, the inertia response and the stable power fluctuation can be realized while the power density is improved, the black start can be realized when an electric network is in island, and the stability and the reliability of the system are ensured.
In order to solve the technical problems, the utility model provides an energy storage converter cabinet, which comprises a converter body and an energy storage cabinet assembled with the converter body side by side, wherein the energy storage cabinet comprises an energy storage cabinet main body, an upper power distribution space and a lower power distribution space which are arranged in the energy storage cabinet main body, the upper power distribution space comprises an upper power distribution board assembly, an electric device I, a control system power distribution board arranged on one side surface of the interior of the energy storage cabinet main body, and an upper fan for extracting hot air in the upper space out of the cabinet body, and the upper fan is arranged at the top of the energy storage cabinet main body or at the rear part of the energy storage cabinet main body; the lower power distribution space comprises a lower power distribution board assembly, an electric device II and a rear fan which is arranged at the rear part of the energy storage cabinet main body and is used for extracting hot air in the lower space out of the cabinet body; the lower distribution board assembly is arranged on one side surface or two side surfaces of the inside of the energy storage cabinet main body along two sides of the electric device II, the air inlet of the rear fan faces the electric device II, the electric device I is connected with the upper distribution board assembly, the electric device II is connected with the lower distribution board assembly, the upper distribution board assembly and the lower distribution board assembly are connected with the control system distribution board, an electric device connection interface is arranged on the side face of the energy storage cabinet body assembled with the converter body, and the electric device connection interface is connected with the converter busbar of the converter body.
Preferably, the first electrical device comprises a power module and an upper distribution space mounting member, the power module being mounted on the upper distribution space mounting member.
Preferably, the electrical device comprises an inductor, a capacitor, a soft start switch, a fuse and a circuit breaker.
Preferably, the upper switchboard assembly comprises a top switchboard arranged in front of the upper blower.
Preferably, the lower switchboard assembly comprises a left switchboard and a right switchboard which are arranged on two sides of the inside of the energy storage cabinet main body along two sides of the electric device II.
Preferably, the control system distribution board is arranged on the inner side surface of the energy storage cabinet body along one side of the power module, and is installed on the energy storage cabinet body in a way of pushing and pulling back and forth along the front and back directions of the energy storage cabinet body.
Preferably, the electrical device connection interface is a connection copper bar of the power module.
Preferably, the number of the rear fans is two, the two rear fans are arranged up and down, and air inlets of the two rear fans are respectively opposite to the upper part and the lower part of the inductor.
After the structure is adopted, the energy storage converter cabinet comprises a converter body and an energy storage cabinet assembled with the converter body side by side, wherein the energy storage cabinet comprises an energy storage cabinet main body, an upper power distribution space and a lower power distribution space which are arranged on the energy storage cabinet main body, the upper power distribution space comprises an upper power distribution board assembly, an electric device I, a control system power distribution board arranged on one side surface of the interior of the energy storage cabinet main body, and an upper fan used for extracting hot air in the upper space out of the cabinet body, and the upper fan is arranged at the top of the energy storage cabinet main body or at the rear part of the energy storage cabinet main body; the lower power distribution space comprises a lower power distribution board assembly, an electric device II and a rear fan which is arranged at the rear part of the energy storage cabinet main body and is used for extracting hot air in the lower space out of the cabinet body; the lower distribution board assembly is arranged on one side surface or two side surfaces of the inside of the energy storage cabinet main body along two sides of the electric device II, an air inlet of the rear fan faces the electric device II, the electric device I is connected with the upper distribution board assembly, the electric device II is connected with the lower distribution board assembly, the upper distribution board assembly and the lower distribution board assembly are connected with the control system distribution board, an electric device connecting interface is arranged on the side surface of the energy storage cabinet main body assembled with the converter main body, and the electric device connecting interface is connected with the converter busbar; the energy storage converter cabinet can realize cabinet combining of the converter body and the newly designed energy storage PCS without changing the existing converter body, the converter is connected with the energy storage system in a grid mode, the converter body and the energy storage PCS are combined in the two cabinet bodies, inertia response and power fluctuation can be realized while power density is improved, black start can be realized when the power grid is isolated, and stability and reliability of the system are guaranteed.
Drawings
Fig. 1 is a front view of an energy storage converter cabinet of the present utility model;
fig. 2 is a left side view of an energy storage cabinet of the energy storage converter cabinet of the present utility model;
fig. 3 is a perspective view of an energy storage cabinet of the energy storage converter cabinet of the present utility model.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Example 1
Referring to fig. 1 to 3, fig. 1 is a front view of an energy storage converter cabinet according to the present utility model, fig. 2 is a left side view of an energy storage cabinet of an energy storage converter cabinet according to the present utility model, and fig. 3 is a perspective view of an energy storage cabinet of an energy storage converter cabinet according to the present utility model;
the embodiment discloses an energy storage converter cabinet, which comprises a converter body 2 and an energy storage cabinet 1 assembled with the converter body 2 side by side, wherein the energy storage cabinet 1 comprises an energy storage cabinet main body 10, an upper power distribution space and a lower power distribution space which are arranged in the energy storage cabinet main body 10, the upper power distribution space comprises an upper power distribution board assembly 15, an electric device I, a control system power distribution board 14 arranged on one side surface of the interior of the energy storage cabinet main body 10, and an upper fan 21 for extracting hot air in the upper space out of the cabinet body, wherein the upper fan 21 is arranged at the top of the energy storage cabinet main body 10 or at the rear part of the energy storage cabinet main body 10; the lower distribution space comprises a lower distribution board assembly 12, an electric device II and a rear fan 20 which is arranged at the rear part of the energy storage cabinet body 10 and is used for pumping hot air in the lower space out of the cabinet body; the lower distribution board assembly is arranged on one side or two sides of the inside of the energy storage cabinet body 10 along two sides of the electric device II, an air inlet of the rear fan 20 faces the electric device II, the electric device I is connected with the upper distribution board assembly 15, the electric device II is connected with the lower distribution board assembly 12, the upper distribution board assembly 15 and the lower distribution board assembly 12 are connected with the control system distribution board 14, an electric device connecting interface 19 is arranged on the side of the energy storage cabinet body 10 assembled with the converter body 2, and the electric device connecting interface 19 is connected with the converter busbar of the converter body 2.
Example two
The present embodiment is based on the first embodiment, in which the first electric device includes the power module 22 and the upper distribution space mounting member 11, and the power module 22 is mounted on the upper distribution space mounting member 11.
The second electric device comprises an inductor 23, a capacitor, a soft start switch, a fuse and a breaker 24.
Example III
The present embodiment is based on the first embodiment, in which the upper switchboard assembly 15 includes a top switchboard provided at the front of the upper blower 11.
The lower switchboard assembly 12 includes a left switchboard 121 and a right switchboard 122 provided on both sides of the inside of the energy storage cabinet body 10 along both sides of the electric device two.
Example IV
In this embodiment, the control system distribution board 14 is disposed along one side of the power module 22, and is mounted on the energy storage cabinet body 10 in a manner of pushing and pulling back and forth along the front-back direction of the energy storage cabinet body 10.
The electrical device connection interface is a connection copper bar of the power module 22.
Example five
This embodiment is based on the second embodiment, which, in this embodiment,
the number of the rear fans 20 is two, the two rear fans 20 are arranged up and down, and air inlets of the two rear fans 20 are respectively opposite to the upper part and the lower part of the inductor 23.
The energy storage converter cabinet can realize cabinet combining of the converter body and the newly designed energy storage PCS without changing the existing converter body, the converter is connected with the energy storage system in a grid mode, the converter body and the energy storage PCS are combined in the two cabinet bodies, inertia response and power fluctuation can be realized while power density is improved, black start can be realized when the power grid is isolated, and stability and reliability of the system are guaranteed.
It should be understood that the foregoing is only a preferred embodiment of the present utility model, and is not intended to limit the scope of the present utility model, and all equivalent structures or equivalent processes using the descriptions of the present utility model and the accompanying drawings, or direct or indirect application in other relevant technical fields, are included in the scope of the present utility model.
Claims (8)
1. The energy storage converter cabinet is characterized by comprising a converter body and an energy storage cabinet assembled with the converter body side by side, wherein the energy storage cabinet comprises an energy storage cabinet main body, an upper power distribution space and a lower power distribution space, wherein the upper power distribution space and the lower power distribution space are arranged in the energy storage cabinet main body, the upper power distribution space comprises an upper power distribution board assembly, an electric device I, a control system power distribution board arranged on one side surface of the interior of the energy storage cabinet main body, and an upper fan used for extracting hot air in the upper space out of the cabinet body, and the upper fan is arranged at the top of the energy storage cabinet main body or at the rear part of the energy storage cabinet main body; the lower power distribution space comprises a lower power distribution board assembly, an electric device II and a rear fan which is arranged at the rear part of the energy storage cabinet main body and is used for extracting hot air in the lower space out of the cabinet body; the lower distribution board assembly is arranged on one side surface or two side surfaces of the inside of the energy storage cabinet main body along two sides of the electric device II, the air inlet of the rear fan faces the electric device II, the electric device I is connected with the upper distribution board assembly, the electric device II is connected with the lower distribution board assembly, the upper distribution board assembly and the lower distribution board assembly are connected with the control system distribution board, an electric device connection interface is arranged on the side face of the energy storage cabinet body assembled with the converter body, and the electric device connection interface is connected with the converter busbar of the converter body.
2. The energy storage converter cabinet of claim 1, wherein said electrical device one includes a power module and an upper distribution space mounting member, said power module being mounted on said upper distribution space mounting member.
3. The energy storage converter cabinet of claim 1, wherein the electrical components include an inductor, a capacitor, a soft start switch, a fuse, and a circuit breaker.
4. The energy storage converter cabinet of claim 1, wherein the upper switchboard assembly comprises a top switchboard that is disposed in front of the upper blower.
5. The energy storage converter cabinet of claim 1, wherein the lower panel assembly comprises left and right panels disposed along two sides of the second electrical device on two sides of the interior of the energy storage cabinet body.
6. The energy storage converter cabinet of claim 2, wherein the control system power panel is disposed along a side of the power module and is mounted to the energy storage cabinet body in a back and forth push-pull manner along a front-back direction of the energy storage cabinet body.
7. The energy storage converter cabinet of claim 2, wherein the electrical device connection interface is a connection copper bar of the power module.
8. The energy storage converter cabinet of claim 3, wherein the number of the rear fans is two, the two rear fans are arranged up and down, and air inlets of the two rear fans are respectively opposite to the upper portion and the lower portion of the inductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222410716.1U CN218940689U (en) | 2022-09-09 | 2022-09-09 | Energy storage converter cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222410716.1U CN218940689U (en) | 2022-09-09 | 2022-09-09 | Energy storage converter cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218940689U true CN218940689U (en) | 2023-04-28 |
Family
ID=86088875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222410716.1U Active CN218940689U (en) | 2022-09-09 | 2022-09-09 | Energy storage converter cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218940689U (en) |
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2022
- 2022-09-09 CN CN202222410716.1U patent/CN218940689U/en active Active
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