CN221408665U - Modularized energy storage converter - Google Patents
Modularized energy storage converter Download PDFInfo
- Publication number
- CN221408665U CN221408665U CN202322765738.4U CN202322765738U CN221408665U CN 221408665 U CN221408665 U CN 221408665U CN 202322765738 U CN202322765738 U CN 202322765738U CN 221408665 U CN221408665 U CN 221408665U
- Authority
- CN
- China
- Prior art keywords
- layer
- energy storage
- power
- storage converter
- heat dissipation
- 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.)
- Active
Links
Landscapes
- Inverter Devices (AREA)
Abstract
A modularized energy storage converter comprises a chassis, an alternating current control layer, a power layer, a heat dissipation layer and an external panel; the chassis is of a sealing structure, the interior of the chassis is divided into three layers, namely an alternating current control layer, a power layer and a heat dissipation layer, and the front and the rear of the heat dissipation layer are provided with air inlets and air outlets; the outer surface of the case is provided with an external panel. The case is formed by combining the top cover, the upper shell and the lower shell, the top cover and the upper shell form a sealed space, devices are all arranged in the sealed space, the radiator and the radiating tooth sheets of the inverter inductor are all arranged in the lower shell, meanwhile, the lower shell is provided with air inlet and outlet holes in the front and back, the first fan assembly is matched for radiating the heating device, and the upper and lower isolation is adopted, so that the heat radiation of the whole machine is ensured, and the high-grade waterproof and dustproof effects of the modularized energy storage converter are realized. The whole machine is divided into the heat dissipation layer, the power layer and the alternating current control layer through reasonable arrangement, so that the space is saved, the size of the case is reduced, and the power density of the modularized energy storage converter is improved.
Description
Technical Field
The utility model belongs to the technical field of power electronics, and particularly relates to a modularized energy storage converter.
Background
The energy storage converter (Power Conversion System, PCS) is a converter which is connected between a battery system and a power grid or a load in the energy storage system and is used for realizing the bidirectional conversion of electric energy, the conversion of alternating current and direct current is carried out by controlling the charging and discharging processes of a storage battery, and the energy storage converter can directly supply power for the alternating current load under the condition of no power grid and is an important component in the whole energy storage system.
In the related art, the modularized energy storage converter comprises a shell, and a radiator, a direct current relay assembly, an IGBT assembly, a circuit board, an alternating current relay assembly, an inductor, a plurality of alternating current capacitors and a fan assembly which are arranged in the shell in a concentrated mode, wherein the radiator is arranged on the lower side of the IGBT assembly and the lower side of the circuit board, the fan assembly is arranged at one end close to the shell, and the fan assembly is further arranged adjacent to the radiator and the circuit board respectively. However, the protection grade and the power density are low, and the high-power energy storage system and the industrial and commercial energy storage system which are mainstream in the industry at present have high requirements on the protection grade and the occupied area, so that the system design is not facilitated.
Disclosure of utility model
The utility model aims to provide a modularized energy storage converter so as to solve the problems.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
A modularized energy storage converter comprises a chassis, an alternating current control layer, a power layer, a heat dissipation layer and an external panel; the machine case is of a sealing structure, the interior of the machine case is divided into three layers, namely an alternating current control layer, a power layer and a heat dissipation layer, and an air inlet and an air outlet are formed in the machine case where the heat dissipation layer is located; the outer surface of the case is provided with an external panel.
Further, the inside upper mounting plate and the lower mounting plate that is provided with of machine case, upper mounting plate and lower mounting plate parallel arrangement are in the machine case inside, cut apart into exchanging control layer, power layer and heat dissipation layer with machine case inside top-down.
Further, the heat dissipation layer is sequentially provided with a waterproof signal terminal, a first fan assembly, a radiator and an inverter inductor from front to back; the waterproof signal terminal is connected with the first fan assembly and used for power supply and signal transmission of the fan; the first fan assembly is arranged on the side face of the radiator, and a sheet metal part air channel is arranged between the inversion inductor and the radiator.
Further, the power layer is positioned in a direct current inlet area of the box body and comprises a fast fuse, a power conversion assembly, an electrolytic capacitor plate, a soft start plate, a direct current sensor, a direct current relay and a thin film capacitor plate; the copper bar is connected from a direct current inlet area, and is sequentially connected with the fast fuse, the direct current sensor and the direct current relay in series, and is connected with the thin film capacitor plate; the middle part of the power layer is a power conversion component compounded by an IGBT power module and a laminated busbar, and an electrolytic capacitor plate and a soft start plate are arranged on the side surface of the power conversion component.
Further, the alternating current control layer comprises a functional board, an inversion inductance board, a communication board and a driving adapter board; the alternating current line is led out from the power layer, sequentially connected to the functional board and the inversion inductance board, and then connected to the external panel; nine driving plates are integrated on the driving adapter plate and used for driving the IGBT; the communication board is used for receiving and processing communication signals from the outside.
Further, the external panel is divided into an upper part and a lower part, and five alternating current and direct current power terminals are arranged on two sides of the upper part and are used for external power electrical connection; the middle position is provided with a status signal display lamp, a pluggable signal terminal and a pluggable network cable terminal; the whole surface of the lower part is provided with a honeycomb-shaped air inlet hole.
Further, the case comprises a top cover, an upper shell, a lower shell and a portable cover plate; the upper layer installation space of the chassis consists of a top cover and an upper shell, and the upper layer installation plate is arranged in the upper shell; the lower shell is positioned below the upper shell, and a heat dissipation layer is formed by an installation space formed by the lower shell and the bottom surface of the upper shell; the portable cover plate is arranged on the lower shell.
Further, the contact surfaces of the top cover, the upper shell and the lower shell are provided with adhesive tapes for complete sealing.
Further, a handle assembly is arranged on the outer side of the case.
Compared with the prior art, the utility model has the following technical effects:
The case is formed by combining the top cover, the upper shell and the lower shell, the top cover and the upper shell form a sealed space, devices are installed in the sealed space, the radiator and the radiating tooth sheets of the inverter inductor are placed in the lower shell, meanwhile, the lower shell is provided with air inlet and outlet holes in the front and back, the first fan assembly is matched for radiating the heating device, and the upper and lower isolation is adopted, so that the heat radiation of the whole machine is ensured, and the high-grade waterproof and dustproof effects of the modularized energy storage converter are realized. The whole machine is divided into the heat dissipation layer, the power layer and the alternating current control layer through reasonable arrangement, so that the space is saved, the size of the case is reduced, and the power density of the modularized energy storage converter is improved.
Drawings
FIG. 1 is an external view of the present utility model;
FIG. 2 is a side cross-sectional view of the present utility model;
FIG. 3 is a block diagram of a heat sink layer according to the present utility model;
fig. 4 is a structural diagram of an external panel according to the present utility model.
Wherein:
1 machine case, 106 upper mounting panel, 2 alternating current control layer, 401 waterproof signal terminal, 3 power layer, 402 first fan subassembly, 4 heat dissipation layer, 403 radiator, 5 external panel, 404 contravariant inductance, 101 top cap, 501 alternating current-direct current power terminal, 102 upper casing, 502 status signal display lamp, 103 lower casing, 503 pluggable signal terminal, 104 convenient apron, 504 pluggable net twine terminal, 105 handle subassembly, 107 lower floor mounting panel.
Detailed Description
In order to make the present utility model better understood by those skilled in the art, the following description will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, but not intended to limit the scope of the present disclosure. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the concepts of the present disclosure. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, shall fall within the scope of the utility model.
In the accompanying drawings, there is shown a schematic structural diagram in accordance with a disclosed embodiment of the utility model. The figures are not drawn to scale, wherein certain details are exaggerated for clarity of presentation and may have been omitted. The shapes of the various regions, layers and their relative sizes, positional relationships shown in the drawings are merely exemplary, may in practice deviate due to manufacturing tolerances or technical limitations, and those skilled in the art may additionally design regions, layers having different shapes, sizes, relative positions as actually required.
A modularized energy storage converter, the case 1 box body is used as the outer shell and the internal device carrier of the whole device, and comprises an upper shell 102, a lower shell 103, a top cover 101, an upper supporting plate 106, a convenient cover plate 104 and a handle assembly 105;
the heat dissipation layer 4 is arranged in the lower shell and comprises a first fan assembly 402, a waterproof signal terminal 401, a radiator 403 and an inverter inductor 404;
The upper shell 102 and the top cover 101 are buckled to form a sealed cavity, and an upper supporting plate is positioned at the middle position in the height direction in the sealed cavity to divide the cavity into an upper installation space and a lower installation space;
The power layer 3 is arranged at the lower layer in the upper shell and comprises a fast fuse, an open-loop Hall direct current sensor, a direct current relay, a soft start plate, a thin film capacitor plate, an IGBT power module, a laminated busbar and an electrolytic capacitor plate;
The alternating current control layer 2 is arranged on the upper layer of the upper shell and comprises a functional board, a driving adapter board, a communication board and a common mode inductance board;
The external panel 5 is positioned on the front surface of the upper shell, and is integrated with an easy-to-plug type alternating current/direct current power terminal, an opposite-to-plug type signal terminal, an opposite-to-plug type network cable terminal and a status signal display lamp, wherein the protection level of the terminals and the lamps on the panel is more than or equal to IP66;
A second fan assembly is arranged in the sealed cavity and is arranged on the upper supporting plate through a sheet metal part;
the main power among the power layer, the alternating current control layer and the external panel is electrically connected by copper bars, and the signal transmission and the low-voltage electrical connection are connected by leads;
the front of the upper shell is provided with a grounding point, the side face of the lower shell is provided with a convenient fan cover plate, the side face of the case is provided with a folding lug close to the front panel, and the handle is fixed on the folding lug.
Referring to fig. 1 to 4, the modular energy storage converter of the present utility model is composed of a chassis 1, an ac control layer 2, a power layer 3, a heat dissipation layer 4 and an external panel 5.
The upper layer installation space of the case 1 is composed of a top cover 101 and an upper shell 102, the contact surface installation adhesive tape is completely sealed, in the sealed space, two installation spaces are formed up and down by an upper layer installation plate 106, namely an alternating current control layer 2 and a power layer 3, the installation space composed of a lower shell 103 and the bottom surface of the upper shell 102 forms a heat dissipation layer 4, devices are installed on the front surface of the case 1 and an air inlet hole is formed, and an external panel 5 of the whole machine is formed.
The external panel 5 is integrally divided into an upper part and a lower part, and 5 ac/dc power terminals 501 are mounted on the left and right sides of the upper part, and are used for external power electrical connection. The status signal display lamp 502 is installed at the middle upper position, and the opposite-plug type signal terminal 503 and the opposite-plug type network cable terminal 504 are installed at the right side thereof. The left side is also provided with a grounding screw hole which is used for reliably grounding the whole machine. The whole surface of the lower part is provided with a hexagonal air inlet hole, so that the opening rate is high, and the appearance is attractive.
The heat dissipation layer 4 is sequentially provided with a waterproof signal terminal 401, a first fan assembly 402, a radiator 403 and an inverter inductor 404 from front to back. The waterproof signal terminal 401 is used for power supply and signal transmission of a fan, the first fan assembly 402 provides wind force to take away heat emitted from radiating fins of the radiator 403 and the inverter inductor 404, and a sheet metal part is used for forming a front-to-back air duct in the whole radiating layer 4, so that radiating reliability is guaranteed.
The power layer 3 is positioned at the front part of the box body and is a direct current inlet area, copper bars are connected from a direct current power terminal, and a quick fuse, a direct current sensor and a direct current relay are sequentially connected in series and connected into a thin film capacitor plate. The middle part of the power layer is a power conversion component compounded by an IGBT power module and a laminated busbar, and an electrolytic capacitor plate is arranged behind the power conversion component. The right front side is provided with a soft start plate for realizing the soft start of the whole machine under partial working conditions. The whole power layer is highly compounded, the installation is convenient, and the whole structure is simple to arrange.
The alternating current control layer 2 is composed of a functional board, an inversion inductance board, a communication board and a driving adapter board, and an alternating current line is led out from the rear part of the power layer 3, sequentially connected to the functional board and the inversion inductance board and then connected to an alternating current power terminal on the external panel 5. And 9 driving plates are integrated on the driving adapter plate and used for driving the IGBT. The communication board is used for receiving and processing communication signals from the outside. The whole alternating current control layer 2 mainly comprises PCBA boards, has clear functional division, is convenient to maintain, and is neat and attractive.
Finally, the utility model solves the problems of low protection level, high power density and large volume of the energy storage converter, has the advantages of high protection level, high power density, compact structure, simple assembly, convenient maintenance, good heat dissipation performance, high reliability and attractive appearance, all devices are arranged according to functional layering, the maintenance is convenient and fast, the electrical reliability is high, the volume influence of the energy storage converter when the energy storage system is designed can be reduced, and the whole occupied area of the energy storage system is reduced.
Finally, it should be noted that: the above embodiments are only for illustrating the technical aspects of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the above embodiments, it should be understood by those of ordinary skill in the art that: modifications and equivalents may be made to the specific embodiments of the utility model without departing from the spirit and scope of the utility model, which is intended to be covered by the claims.
Claims (9)
1. The modularized energy storage converter is characterized by comprising a chassis (1), an alternating current control layer (2), a power layer (3), a heat dissipation layer (4) and an external panel (5); the machine case (1) is of a sealing structure, the interior of the machine case (1) is divided into three layers, namely an alternating current control layer (2), a power layer (3) and a heat dissipation layer (4), and an air inlet and an air outlet are formed in the machine case (1) where the heat dissipation layer (4) is located; an external panel (5) is arranged on the outer surface of the case (1).
2. The modular energy storage converter according to claim 1, wherein an upper mounting plate (106) and a lower mounting plate (107) are arranged in the chassis (1), and the upper mounting plate (106) and the lower mounting plate (107) are arranged in parallel in the chassis (1) to divide the interior of the chassis into an alternating current control layer (2), a power layer (3) and a heat dissipation layer (4) from top to bottom.
3. A modular energy storage converter according to claim 1, characterized in that the heat dissipation layer (4) is arranged with waterproof signal terminals (401), first fan assembly (402), heat sink (403) and inverter inductance (404) in sequence from front to back; the waterproof signal terminal (401) is connected with the first fan assembly (402) and is used for power supply and signal transmission of a fan; the first fan assembly (402) is arranged on the side face of the radiator (403), and a sheet metal part air channel is arranged between the inverter inductor (404) and the radiator (403).
4. A modular energy storage converter according to claim 1, characterized in that the power layer (3) is located in the direct current inlet area of the tank body, comprising a fast fuse, a power conversion assembly, an electrolytic capacitor plate, a soft start plate, a direct current sensor, a direct current relay and a thin film capacitor plate; the copper bar is connected from a direct current inlet area, and is sequentially connected with the fast fuse, the direct current sensor and the direct current relay in series, and is connected with the thin film capacitor plate; the middle part of the power layer (3) is provided with a power conversion component which is formed by compounding an IGBT power module and a laminated busbar, and an electrolytic capacitor plate and a soft start plate are arranged on the side surface of the power conversion component.
5. A modular energy storage converter according to claim 4, characterized in that the ac control layer (2) comprises a functional board, an inverter inductance board, a communication board and a drive adapter board; the alternating current line is led out from the power layer (3) and is connected to the functional board and the inversion inductance board in sequence, and then is connected to the external panel (5); nine driving plates are integrated on the driving adapter plate and used for driving the IGBT; the communication board is used for receiving and processing communication signals from the outside.
6. A modular energy storage converter according to claim 1, characterized in that the external panel (5) is divided into an upper part and a lower part, and two sides of the upper part are provided with five ac/dc power terminals (501) for external power electrical connection; a status signal display lamp (502) and a pluggable signal terminal (503) and a pluggable network cable terminal (504) are installed at the middle position; the whole surface of the lower part is provided with a honeycomb-shaped air inlet hole.
7. A modular energy storage converter according to claim 1, characterized in that the chassis (1) comprises a top cover (101), an upper housing (102), a lower housing (103) and a portable cover plate (104); the upper mounting space of the chassis (1) consists of a top cover (101) and an upper shell (102), and an upper mounting plate (106) is arranged in the upper shell (102); the lower shell (103) is positioned below the upper shell (102), and an installation space formed by the lower shell (103) and the bottom surface of the upper shell (102) forms a heat dissipation layer (4); a portable cover plate (104) is provided on the lower case (103).
8. A modular energy storage converter according to claim 1, characterized in that the contact surfaces of the top cover (101), the upper housing (102) and the lower housing (103) are completely sealed by means of a mounting adhesive strip.
9. A modular energy storage converter according to claim 1, characterized in that a handle assembly (105) is arranged outside the chassis (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322765738.4U CN221408665U (en) | 2023-10-13 | 2023-10-13 | Modularized energy storage converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322765738.4U CN221408665U (en) | 2023-10-13 | 2023-10-13 | Modularized energy storage converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221408665U true CN221408665U (en) | 2024-07-23 |
Family
ID=91927150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322765738.4U Active CN221408665U (en) | 2023-10-13 | 2023-10-13 | Modularized energy storage converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221408665U (en) |
-
2023
- 2023-10-13 CN CN202322765738.4U patent/CN221408665U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103607159A (en) | Electric vehicle motor controller and controller assembly modularization unit structure mode | |
| CN209441315U (en) | A kind of new-energy automobile five in one controller | |
| CN213199467U (en) | Vehicle controller and vehicle with same | |
| CN214900651U (en) | Integrated motor inverter for electric automobile | |
| CN114765425A (en) | Parallel assembly of rectifier modules, rectifier cabinet and direct-current power supply system thereof | |
| CN221408665U (en) | Modularized energy storage converter | |
| CN210985970U (en) | Double-motor controller | |
| CN216905797U (en) | Modular DC-DC energy storage adapter | |
| CN207516764U (en) | It is a kind of based on small-sized integrated cavity-separating modular controller structure | |
| CN214626776U (en) | Mining power module | |
| CN216564913U (en) | High-voltage platform and motor controller thereof | |
| CN109068525A (en) | A kind of standard PC case structure of DC-DC power module | |
| CN213027840U (en) | I-type three-level structure direct parallel power module of energy storage converter | |
| CN209823630U (en) | Power module of two-sided formula mounting means of inserting to each other | |
| CN113328657B (en) | Dual-motor controller | |
| CN222423487U (en) | Energy storage converter | |
| CN114630565A (en) | Modular DC-DC energy storage adapter | |
| CN222029813U (en) | Energy storage converter | |
| CN208257442U (en) | Charger | |
| CN216437661U (en) | High-power-density parallel driving motor controller | |
| CN221978779U (en) | Power unit, converter cabinet, energy storage frequency converter and mine emergency power supply system | |
| CN213548151U (en) | Power supply heat dissipation device and power supply device | |
| CN221428604U (en) | Cascade energy storage device | |
| CN216904684U (en) | Power unit with high protection, low cost and high power density | |
| CN216600650U (en) | Motor control module, motor controller and electric vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |