CN214850992U - Energy storage converter based on alternating current-direct current separation - Google Patents

Energy storage converter based on alternating current-direct current separation Download PDF

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Publication number
CN214850992U
CN214850992U CN202121335992.5U CN202121335992U CN214850992U CN 214850992 U CN214850992 U CN 214850992U CN 202121335992 U CN202121335992 U CN 202121335992U CN 214850992 U CN214850992 U CN 214850992U
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China
Prior art keywords
alternating current
direct current
area
energy storage
storage converter
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CN202121335992.5U
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Chinese (zh)
Inventor
曹兴生
李军
王新刚
傅春明
张锋
李磊
颜世凯
张玉舒
史存伟
张梓辛
时培征
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Shandong Electrical Engineering and Equipment Group Co Ltd
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Shandong Electrical Engineering and Equipment Group Co Ltd
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Priority to CN202121335992.5U priority Critical patent/CN214850992U/en
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Abstract

The utility model discloses an energy storage converter based on alternating current-direct current separation, including the energy storage converter cabinet body and the AC placing area and the DC placing area that independently set up on the energy storage converter cabinet body, the AC placing area includes the AC one district and the AC two district that set up back to back, the DC placing area includes the DC one district and the DC two district that set up back to back, be equipped with the DC heat dissipation wind channel in the DC placing area, be equipped with the AC heat dissipation wind channel in the AC placing area; the direct current circuit breaker, the bus capacitor and the adapter plate are arranged in a direct current first area, the AC filter, the power module unit and the three-phase fan are arranged in a direct current second area, the alternating current circuit breaker and the alternating current contactor are arranged in an alternating current first area, and the alternating current three-phase reactor and the single-phase fan are arranged in an alternating current second area. The utility model discloses the alternating current-direct current is separated to back setting, the installation is reasonable, save space, and be convenient for universalization equipment and later maintenance.

Description

Energy storage converter based on alternating current-direct current separation
Technical Field
The utility model relates to a layout structure of inside components and parts of converter rack specifically is an energy storage converter based on alternating current-direct current is divided.
Background
The energy storage grid-connected technology is an important application technology for realizing 'carbon peak reaching and carbon neutralization', and the energy storage converter device is an important power electronic device between an energy storage battery and a power grid. In recent years, the grid-connected technology of the energy storage converter has been commercialized, but has some defects. Especially, in the application of a high-power energy storage converter device, the overall structure of the energy storage converter device is not compact due to factors such as large occupied space of a reactor, a filter capacitor and a power module unit of a main circuit component, unreasonable layout and the like, wiring and wiring are complicated, the universal assembly and later maintenance are not facilitated, and heat dissipation accumulation is caused by mutual interference of main devices.
SUMMERY OF THE UTILITY MODEL
To prior art's defect, the utility model provides a based on divided energy storage converter of alternating current-direct current, the alternating current-direct current is separated to back of the body sets up, and the installation is reasonable, save space, and be convenient for universalization equipment and later maintenance.
In order to solve the technical problem, the utility model discloses a technical scheme is: an energy storage converter based on alternating current and direct current separation comprises an energy storage converter cabinet body, and an alternating current placing area and a direct current placing area which are independently arranged on the energy storage converter cabinet body, wherein the alternating current placing area comprises an alternating current first area and an alternating current second area which are arranged back to back; the direct current circuit breaker, the bus capacitor and the adapter plate are arranged in a direct current first area, the AC filter, the power module unit and the three-phase fan are arranged in a direct current second area, the alternating current circuit breaker and the alternating current contactor are arranged in an alternating current first area, and the alternating current three-phase reactor and the single-phase fan are arranged in an alternating current second area.
Further, the alternating current placing area and the direct current placing area are axially arranged along the energy storage converter, and the alternating current placing area and the direct current placing area are separated through a partition plate in a sealing mode.
Further, direct current circuit breaker, bus capacitor, keysets set gradually in the first district of direct current according to from supreme order down, and AC wave filter, power module unit and three-phase fan set gradually in the second district of direct current according to from supreme order down, and wherein direct current circuit breaker and AC wave filter are placed back to back, and bus capacitor and power module unit are placed back to fixed through middle fixed plate, keysets and three-phase fan are placed back to back.
Further, alternating current circuit breaker and ac contactor set gradually in exchanging a district according to the order from supreme down, and alternating current three-phase reactor, single phase fan set gradually two districts of interchange according to the order from supreme down, and alternating current circuit breaker and alternating current three-phase reactor are placed back to it is fixed through middle fixed plate and cabinet body bottom plate, and ac contactor and single phase fan are placed back to back.
Further, the direct current heat dissipation wind channel is including setting up the air intake that places the district bottom at the direct current and setting up the air outlet that places the district top at the direct current, forms the heat dissipation wind channel that link up the direct current and place the district from bottom to top between air intake and the air outlet.
Further, exchange heat dissipation wind channel including setting up at exchanging the air intake of placing the district bottom and setting up at exchanging the air outlet of placing the district top, form the heat dissipation wind channel that from bottom to top link up exchanges and place the district between air intake and the air outlet.
The utility model has the advantages that: the utility model discloses separately arrange AC components and parts and DC components and parts to set up independent heat dissipation wind channel, the arrangement structure of this kind of components and parts makes energy storage converter main circuit components and parts installation compact, and is bright clear, and the simple and convenient easy operation of wiring connection has realized universalization, modularization, and the equipment and later maintenance of being convenient for, and realized that the independent wind channel in AC/DC side dispels the heat respectively, avoids main heating device reactor and power module mutual interference to cause the heat accumulation.
Drawings
FIG. 1 is a front view of a layout of main circuit components;
FIG. 2 is a rear view of a layout of main circuit components;
FIG. 3 is a schematic diagram of an independent air duct of the main circuit;
in the figure: I. the system comprises a first direct current area, a second direct current area, a first alternating current area, a third direct current area, a second direct current area, a fourth alternating current area, a third alternating current area, a first direct current breaker, a second bus capacitor, a third bus capacitor, a patch panel, a fourth bus capacitor, a fifth bus capacitor, a sixth bus capacitor, an alternating current contactor, a fifth bus capacitor, a sixth bus capacitor, an alternating current breaker, a sixth bus capacitor, a fifth bus capacitor, a sixth bus capacitor, a fifth bus capacitor, a sixth bus capacitor, a fifth bus capacitor, a sixth, a fifth, a sixth bus capacitor, a sixth, a fifth, a sixth bus capacitor, a fifth, a sixth, a fifth, a sixth, a power module, a sixth, a sixth, a sixth, a.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments.
Example 1
The embodiment discloses an energy storage converter based on alternating current-direct current separation, as shown in fig. 1 and 2, including the energy storage converter cabinet body and the district is placed to the alternating current and the direct current that independently set up on the energy storage converter cabinet body, the alternating current is placed the district and is included a district II and two districts IV of alternating current that back to back set up, the direct current is placed the district and is included a district I and two districts III of direct current that back to back set up.
In this embodiment, the ac placement area and the dc placement area are axially disposed along the energy storage converter, and the ac placement area and the dc placement area are sealed apart by a partition plate.
In order to realize the alternating current-direct current separation, direct current circuit breaker 1, bus capacitor 2, keysets 3 set gradually in direct current I district I according to the order from supreme down, AC filter 10, power module unit 9 and three-phase fan 8 set gradually in direct current two district III according to the order from supreme down, wherein direct current circuit breaker 1 and AC filter 10 are placed back to back, bus capacitor 2 and power module unit 9 are placed back to back, and fixed through middle fixed plate, keysets 3 and three-phase fan 8 are placed back to back.
Alternating current circuit breaker 5 and alternating current contactor 4 set gradually at a district II according to from supreme order down, and alternating current three-phase reactor 6, single phase fan 7 set gradually two district II according to from supreme order down, and alternating current circuit breaker 5 and alternating current three-phase reactor 6 are placed back to it is fixed through middle fixed plate and cabinet body bottom plate, and alternating current contactor 4 and single phase fan 7 are placed back to back.
The layout structure of the main circuit component is compact in connection and simple and convenient in wiring and wiring, and can be used for universal modular assembly, later maintenance and power density improvement.
The embodiment is provided with the independent direct-current heat dissipation air channel and the independent alternating-current heat dissipation air channel. As shown in fig. 3, a dc heat dissipation air duct is disposed in the dc placement area, and an ac heat dissipation air duct is disposed in the ac placement area.
Specifically, the direct-current heat dissipation air duct comprises an air inlet 11 arranged at the bottom of the direct-current placing area and an air outlet 12 arranged at the top of the direct-current placing area, and a heat dissipation air duct which runs through the direct-current placing area from bottom to top is formed between the air inlet 11 and the air outlet 12. Exchange heat dissipation wind channel including setting up at exchanging the air intake 11 of placing the district bottom and setting up at exchanging the air outlet 12 of placing the district top, form the heat dissipation wind channel that from bottom to top link up exchanges and place the district between air intake 11 and the air outlet 12.
The AC filter 10, the DC circuit breaker 1, the bus capacitor 2, the power module unit 9, the adapter plate 3 and the three-phase fan 8 are arranged from bottom to top to form an independent heat dissipation air duct of a DC side device of the power module unit 9 of the main heating device, the air flow form is that the air enters from bottom to top, the AC three-phase reactor 6, the AC circuit breaker 5, the AC contactor 4 and the single-phase fan 7 are arranged from bottom to top to form an independent air duct of an AC side device of the AC three-phase reactor 6 of the main heating device, the air flow form is that the air enters from bottom to top, and the AC side device and the DC side device are strictly sealed and separated by a partition plate. The independent air ducts on the alternating current side and the direct current side respectively dissipate heat, and heat accumulation caused by mutual interference of the reactor of the main heating device and the power module is avoided.
The foregoing description is only for the basic principles and embodiments of the present invention, and modifications and substitutions made by those skilled in the art according to the present invention belong to the protection scope of the present invention.

Claims (6)

1. An energy storage converter based on alternating current-direct current separation, its characterized in that: the energy storage converter cabinet comprises an energy storage converter cabinet body, and an alternating current placing area and a direct current placing area which are independently arranged on the energy storage converter cabinet body, wherein the alternating current placing area comprises an alternating current first area and an alternating current second area which are arranged back to back, the direct current placing area comprises a direct current first area and a direct current second area which are arranged back to back, a direct current heat dissipation air channel is arranged in the direct current placing area, and an alternating current heat dissipation air channel is arranged in the alternating current placing area; the direct current circuit breaker, the bus capacitor and the adapter plate are arranged in a direct current first area, the AC filter, the power module unit and the three-phase fan are arranged in a direct current second area, the alternating current circuit breaker and the alternating current contactor are arranged in an alternating current first area, and the alternating current three-phase reactor and the single-phase fan are arranged in an alternating current second area.
2. The ac-dc separation based energy storage converter according to claim 1, wherein: the alternating current placing area and the direct current placing area are axially arranged along the energy storage converter, and the alternating current placing area and the direct current placing area are separated through a partition plate in a sealing mode.
3. The ac-dc separation based energy storage converter according to claim 1, wherein: direct current circuit breaker, bus capacitor, keysets set gradually in direct current one according to from supreme order down, and AC filter, power module unit and three-phase fan set gradually in direct current two districts according to from supreme order down, and wherein direct current circuit breaker and AC filter are placed back to back, and bus capacitor and power module unit are placed back to it is fixed through middle fixed plate, and keysets and three-phase fan are placed back to back.
4. The ac-dc separation based energy storage converter according to claim 1, wherein: alternating current circuit breaker and alternating current contactor set gradually in exchanging a district according to following supreme order down, and alternating current three-phase reactor, single phase fan set gradually two districts of interchange according to following supreme order down, and alternating current circuit breaker and alternating current three-phase reactor are placed back to it is fixed through middle fixed plate and cabinet body bottom plate, and alternating current contactor and single phase fan are placed back to back.
5. The ac-dc separation based energy storage converter according to claim 1, wherein: the direct-current heat dissipation air duct comprises an air inlet arranged at the bottom of the direct-current placing area and an air outlet arranged at the top of the direct-current placing area, and a heat dissipation air duct which runs through the direct-current placing area from bottom to top is formed between the air inlet and the air outlet.
6. The ac-dc separation based energy storage converter according to claim 1, wherein: exchange heat dissipation wind channel including setting up at exchanging the air intake of placing the district bottom and setting up at exchanging the air outlet of placing the district top, form the heat dissipation wind channel that from bottom to top link up exchanges and place the district between air intake and the air outlet.
CN202121335992.5U 2021-06-16 2021-06-16 Energy storage converter based on alternating current-direct current separation Active CN214850992U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121335992.5U CN214850992U (en) 2021-06-16 2021-06-16 Energy storage converter based on alternating current-direct current separation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121335992.5U CN214850992U (en) 2021-06-16 2021-06-16 Energy storage converter based on alternating current-direct current separation

Publications (1)

Publication Number Publication Date
CN214850992U true CN214850992U (en) 2021-11-23

Family

ID=78807427

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121335992.5U Active CN214850992U (en) 2021-06-16 2021-06-16 Energy storage converter based on alternating current-direct current separation

Country Status (1)

Country Link
CN (1) CN214850992U (en)

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