CN220673399U - Small-capacity static reactive power generation device - Google Patents
Small-capacity static reactive power generation device Download PDFInfo
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- CN220673399U CN220673399U CN202320081517.2U CN202320081517U CN220673399U CN 220673399 U CN220673399 U CN 220673399U CN 202320081517 U CN202320081517 U CN 202320081517U CN 220673399 U CN220673399 U CN 220673399U
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- 230000003068 static effect Effects 0.000 title claims abstract description 25
- 238000010248 power generation Methods 0.000 title claims abstract description 16
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- 238000000429 assembly Methods 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 67
- 239000003063 flame retardant Substances 0.000 claims description 3
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 2
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- 238000009434 installation Methods 0.000 abstract description 12
- 238000012423 maintenance Methods 0.000 abstract description 7
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
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- 238000004321 preservation Methods 0.000 description 3
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- 238000010276 construction Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005067 remediation Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
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Abstract
The utility model discloses a small-capacity static reactive power generation device, which comprises a container body, a control cabinet, a water-cooling host, a power frame assembly and a star contact assembly, wherein the control cabinet, the water-cooling host, the power frame assembly and the star contact assembly are arranged in the container body; the control cabinet and the water-cooling host are arranged on one side of the container body, and the power frame component and the star point component are arranged on the other side of the container body; the power frame assembly comprises a plurality of groups of power frames, each power frame is sequentially distributed and comprises two insulating frame assemblies and a plurality of power modules, wherein each power module is installed on the two insulating frame assemblies, the two insulating frame assemblies in the same power frame are relatively distributed, the power modules are installed on the outer sides of the insulating frame assemblies, the power modules on the two insulating frame assemblies are distributed in a back-to-back mode, and the device has the advantages of convenience in installation and maintenance, small occupied area and convenience in front-stage installation and wiring work.
Description
Technical Field
The utility model belongs to the technical field of mechanical structure design, relates to a reactive power generation device, and in particular relates to a small-capacity static reactive power generation device.
Background
The basic principle of the static reactive power generation device (Static Var Generator, SVG) is that a self-commutation bridge circuit is connected in parallel to a power grid through a reactor, and the phase and amplitude of the output voltage of the alternating side of the bridge circuit are properly regulated. Or directly controlling the current of the alternating current side, the circuit can absorb or emit reactive current (inductive or capacitive) meeting the requirement, and the purpose of dynamic reactive compensation is realized. In recent years, with rapid development and widespread use of power electronics technology, stationary reactive power generation devices (SVGs) are also increasingly used in power systems. The static reactive power generating device has the advantages of small occupied area, simple structure, convenient installation, good heat dissipation performance, high reliability and the like.
In the prior art, a compact container type water-cooling static reactive compensation device disclosed in the patent with the publication number of CN215378162U comprises a container, a control system, a water-cooling host, a pipeline assembly and a power unit which are arranged in the container, and a water-cooling heat exchanger and an air conditioner which are arranged outside the container; the water-cooling host is connected with the power unit through the pipeline assembly, heat of the power unit is transferred to the water-cooling host through a circulating liquid-cooling medium flowing through the pipeline assembly, the water-cooling host is connected to a water-cooling heat exchanger outside the container through the pipeline assembly, and the water-cooling heat exchanger dissipates the circulating liquid-cooling medium carrying heat; the control unit is arranged on the side surface of the water-cooling host, and the input end and the output end of the control unit are connected with the power unit and used for controlling the working state of a switch tube in the power unit; the outside at the top of the container is provided with an air conditioner for dissipating heat of copper bars and other losses, and the defect of the air conditioner is that: the water cooling pipelines and the power copper bars are distributed on two sides of the power frames, so that a part of installation and maintenance work needs to be performed between the two rows of power frames, the installation and maintenance are inconvenient, the whole area of the use is not reduced, and a complete closed partition is arranged between the control room and the power room, so that the early-stage wiring installation work is not facilitated.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide a low-capacity static reactive power generation device which is convenient to install and maintain, small in occupied area and convenient for early-stage wiring installation work.
In order to achieve the purpose, the low-capacity static reactive power generation device comprises a container body, a control cabinet, a water-cooling host, a power frame assembly and a star contact assembly, wherein the control cabinet, the water-cooling host, the power frame assembly and the star contact assembly are arranged in the container body;
the control cabinet and the water-cooling host are arranged on one side of the container body, and the power frame component and the star point component are arranged on the other side of the container body;
the power frame assembly comprises a plurality of groups of power frames, each power frame is sequentially distributed and comprises two insulating frame assemblies and a plurality of power modules, wherein each power module is installed on the two insulating frame assemblies, the two insulating frame assemblies in the same power frame are relatively distributed, the power modules are installed on the outer sides of the insulating frame assemblies, and each power module on the two insulating frame assemblies is distributed in a back-to-back mode.
The container box is internally provided with an internal water machine piping, wherein the internal water machine piping comprises a water inlet main pipeline, a water return main pipeline, and a water inlet pipeline and a water return pipeline which are arranged on two sides of the power frames, an outlet of the water cooling main pipeline is communicated with an inlet of the water inlet main pipeline, an outlet of the water inlet main pipeline is respectively communicated with an inlet of a water inlet pipeline on each power frame, the outlets of the water inlet pipelines are communicated with the water return pipeline on the same power frame, an outlet of the water return pipeline on each power frame is communicated with an inlet of the water return main pipeline, and an outlet of the water return main pipeline is communicated with an inlet of the water cooling main pipeline.
On each power frame, the connection position of the water return pipeline and the water return main pipeline is positioned at the outer side of the power frame.
On each power frame, the communication position of the main water inlet pipeline and the water inlet pipeline is positioned at the outer side of the power frame.
The side of the container body is provided with a plurality of industrial air conditioners.
The side wall of the container body adopts a double-layer heat preservation structure.
The middle part of the double-layer heat preservation structure is filled with flame-retardant heat preservation materials.
The power module further comprises a bus, wherein the outlet on the outer side of each power module is connected with the bus through a cable.
The number of power frames is three.
The control cabinet and the water-cooling host form a control cabin, the power frame component and the star point component form a power cabin, and the control cabin is communicated with the power cabin.
The utility model has the following beneficial effects:
when the small-capacity static reactive power generation device is specifically operated, the control cabinet and the water-cooling host are arranged on one side of the container body, the power frame assembly and the star point assembly are arranged on the other side of the container body, namely, the control room and the power room are not closed and separated, so that the front-stage wiring work is facilitated, meanwhile, the two insulating frame assemblies in the same power frame are relatively distributed, the power modules are arranged on the outer sides of the insulating frame assemblies, the power modules on the two insulating frame assemblies are distributed in a back-to-back mode, and during the installation, all the installation and maintenance work is carried out on the outer sides of the power frames, so that the installation and maintenance are convenient, the whole use area is reduced, the structure is simple, the operation is convenient, and the practicability is extremely strong.
Drawings
FIG. 1 is an internal layout of the present utility model;
FIG. 2 is a front view of the interior of the present utility model;
FIG. 3 is a block diagram of a power frame assembly 2 of the present utility model;
fig. 4 is a block diagram of an insulating frame assembly 10 according to the present utility model;
fig. 5 is a structural view of the water machine internal piping 6;
fig. 6 is a structural diagram of the power module 8.
Wherein, 1 is a container body, 2 is a power frame component, 3 is a star point component, 4 is a control cabinet, 5 is a water-cooling host, 6 is a water machine internal piping, 7 is an industrial air conditioner, 8 is a power module, 9 is a bus, 10 is an insulating frame component, 11 is a cable, 12 is a water return pipeline, and 13 is a water inlet pipeline.
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 present utility model without making any inventive effort, shall fall within the scope of the present 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 one skilled in the art may additionally design regions/layers having different shapes, sizes, relative positions as actually required.
A static reactive power generation device (Static Var Generator, SVG), a power electronics device for reactive compensation and harmonic remediation, is known, a SVG power generation body consisting of a power module 8 and an insulating frame assembly 10.
Referring to fig. 1 to 6, the low-capacity static reactive power generation device of the present utility model comprises a container body 1, a control cabinet 4, a water-cooled host 5, a power frame assembly 2 and a star point assembly 3, wherein the control cabinet 4, the water-cooled host 5, the power frame assembly 2 and the star point assembly 3 are arranged in the container body 1;
the control cabinet 4 and the water-cooling host 5 are arranged on one side of the container body 1, and the power frame component 2 and the star point component 3 are arranged on the other side of the container body 1, so that the primary side and the secondary side are structurally isolated in the container body 1; meanwhile, it should be noted that the control cabinet 4 and the water-cooling host machine 5 are located in a control cabin, the power frame assembly 2 and the star point assembly 3 are located in a power cabin, the control cabin and the power cabin are not completely separated, the early-stage installation equipment and wiring are convenient, when the installation is carried out, the water-cooling host machine 5 is installed in place after the power frame assembly 2 is installed, and at the moment, the water-cooling host machine 5 and the reserved partition board in the container body 1 form secondary isolation, so that the operation and maintenance safety is ensured.
The power frame assembly 2 comprises three groups of power frames, each power frame is sequentially distributed and comprises two insulating frame assemblies 10 and a plurality of power modules 8, wherein each power module 8 is installed on the two insulating frame assemblies 10, the two insulating frame assemblies 10 in the same power frame are relatively distributed, the power modules 8 are installed on the outer sides of the insulating frame assemblies 10, the power modules 8 on the two insulating frame assemblies 10 are distributed in a back-to-back mode, and outlets on the outer sides of the power modules 8 are connected with the bus 9 through cables 11 so that the power modules only need to be installed and maintained on the outer sides of the insulating frame assemblies 10, thereby greatly reducing the occupied area of the power frames and the cost and the land cost of the container body 1.
The water machine inner piping 6 comprises a water inlet main pipeline, a water return main pipeline, a water inlet pipeline 13 and a water return pipeline 12, wherein the water inlet pipeline 13 and the water return pipeline 12 are arranged on two sides of the power frames, the outlet of the water cooling main pipeline 5 is communicated with the inlet of the water inlet main pipeline, the outlet of the water inlet main pipeline is respectively communicated with the inlet of the water inlet pipeline on each power frame, the outlet of the water inlet pipeline 13 is communicated with the water return pipeline 12 on the same power frame, the outlet of the water return pipeline 12 is communicated with the inlet of the water return main pipeline on each power frame, the outlet of the water return main pipeline is communicated with the inlet of the water cooling main pipeline 5, the connection position of the water return pipeline 12 and the water return main pipeline is positioned on the outer side of the power frames, the communication position of the water inlet main pipeline and the water inlet pipeline 13 is positioned on the outer side of the power frames, and the water cooling main pipeline is convenient to install, meanwhile, the water cooling system has good uniformity, and better cooling effect is ensured.
The side of container box 1 is provided with a plurality of industry air conditioner 7, and at the during operation, the heat that power device IGBT produced in the power module is taken away by water cooling system, and the radiant heat that other devices such as control panel card, electric capacity and copper bar etc. produced is taken away by the industry air conditioner 7 of installing on container box 1 lateral wall, the number of finally being equipped with industry air conditioner 7 is selected according to the capacity to container box 1 adopts double-deck insulation structure, wherein packs fire-retardant insulation material between inlayer and the skin, effectively insulates external temperature influence, has safe and reliable, the appearance is pleasing to the eye, the effectual characteristics of radiating.
Finally, the utility model solves the problems of overlarge occupation area and high container cost of single-row arrangement of the small-capacity static var generator, and has the advantages of high power density, compact structure, simple assembly, convenient maintenance, good heat dissipation performance, high reliability and attractive appearance, and all equipment and devices are integrated in the container body 1, thereby reducing the transportation cost, saving the occupation space, ensuring that the reactive compensation device is simpler and easier to construct, shortening the construction period and saving the construction and labor costs.
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 (10)
1. The low-capacity static reactive power generation device is characterized by comprising a container body (1), a control cabinet (4), a water-cooling host (5), a power frame assembly (2) and a star contact assembly (3), wherein the control cabinet (4), the water-cooling host (5), the power frame assembly (2) and the star contact assembly (3) are arranged in the container body (1);
the control cabinet (4) and the water-cooling host (5) are arranged on one side of the container body (1), and the power frame component (2) and the star point component (3) are arranged on the other side of the container body (1);
the power frame assembly (2) comprises a plurality of groups of power frames, the power frames are distributed in sequence, each power frame comprises two insulating frame assemblies (10) and a plurality of power modules (8), wherein each power module (8) is installed on the two insulating frame assemblies (10), the two insulating frame assemblies (10) in the same power frame are distributed relatively, the power modules (8) are installed on the outer sides of the insulating frame assemblies (10), and the power modules (8) on the two insulating frame assemblies (10) are distributed in a back-to-back mode.
2. The small-capacity static reactive power generation device according to claim 1, wherein an in-water machine piping (6) is further arranged in the container body (1), the in-water machine piping (6) comprises a water inlet main pipeline, a water return main pipeline, a water inlet pipeline (13) and a water return pipeline (12) which are arranged on two sides of the power frames, an outlet of the water cooling main pipeline (5) is communicated with an inlet of the water inlet main pipeline, an outlet of the water inlet main pipeline is respectively communicated with an inlet of a water inlet pipeline on each power frame, an outlet of the water inlet pipeline (13) is communicated with the water return pipeline (12) on the same power frame, an outlet of the water return main pipeline is communicated with an inlet of the water return main pipeline on each power frame, and an outlet of the water return main pipeline is communicated with an inlet of the water cooling main pipeline (5).
3. The low-capacity static var generator according to claim 2, characterized in that on each power frame, the connection position of the return water line (12) and the return water main line is located outside the power frame.
4. A low capacity static var generator according to claim 2, characterized in that on each power frame the connection of the main inlet line to the inlet line (13) is located outside the power frame.
5. The low-capacity static var generator according to claim 1, characterized in that the side of the container body (1) is provided with several industrial air conditioners (7).
6. The low-capacity static reactive power generation device according to claim 1, wherein the side wall of the container body (1) adopts a double-layer heat-insulating structure.
7. The low capacity static var generator according to claim 6, wherein the middle part of said double-layered insulation structure is filled with flame retardant insulation material.
8. The low-capacity static var generator according to claim 1, further comprising a busbar (9), wherein the outlets outside each power module (8) are connected to the busbar (9) via a cable (11).
9. The low capacity static var generator according to claim 1, wherein the number of said power frames is three.
10. The low-capacity static var generator according to claim 1, wherein the control cabinet (4) and the water-cooled main machine (5) are located in a region forming a control cabin, the power frame assembly (2) and the star point assembly (3) are located in a region forming a power cabin, and the control cabin is communicated with the power cabin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320081517.2U CN220673399U (en) | 2023-01-12 | 2023-01-12 | Small-capacity static reactive power generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320081517.2U CN220673399U (en) | 2023-01-12 | 2023-01-12 | Small-capacity static reactive power generation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220673399U true CN220673399U (en) | 2024-03-26 |
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ID=90329770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320081517.2U Active CN220673399U (en) | 2023-01-12 | 2023-01-12 | Small-capacity static reactive power generation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220673399U (en) |
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2023
- 2023-01-12 CN CN202320081517.2U patent/CN220673399U/en active Active
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