CN108879360B - Static var generator capacitor cabinet support and static var generator - Google Patents
Static var generator capacitor cabinet support and static var generator Download PDFInfo
- Publication number
- CN108879360B CN108879360B CN201810642928.8A CN201810642928A CN108879360B CN 108879360 B CN108879360 B CN 108879360B CN 201810642928 A CN201810642928 A CN 201810642928A CN 108879360 B CN108879360 B CN 108879360B
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- Prior art keywords
- base
- upper cover
- capacitor
- static var
- var generator
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/50—Pedestal- or pad-mounted casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Other Air-Conditioning Systems (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a static var generator capacitor cabinet support which comprises an upper cover, a base and end covers, wherein an upper cover ear plate is arranged on the side part of the upper cover, an end stop block, an upper limiting block and a wiring hole are arranged on the upper surface of the upper cover, the end stop blocks are alternately arranged on two sides of the upper cover, the base is provided with a base ear plate, an end cover groove, a lower limiting block and a first groove, a fan is arranged in the end cover, when the upper cover is connected with the upper part of a capacitor and the base is connected with the bottom of the capacitor, the groove is connected with the end cover, the end stop block is connected with the first groove, the upper limiting block and the lower limiting block are respectively clamped with the upper end; the upper cover and the base are respectively connected through the upper cover ear plate and the base ear plate. When the fan is started, most of the air flow flows in an S shape due to the blocking effect of the end stop blocks on the air flow, and the effect of cooling three side surfaces of the capacitor is achieved; the end stop block is horizontally provided with the bulges distributed at equal intervals, so that the bulges and the side part of the capacitor can also pass through the air flow to play a role in heat dissipation.
Description
Technical Field
The invention relates to a static var generator capacitor cabinet support and a static var generator, and belongs to the technical field of power supply engineering.
Background
The Static Var Generator (SVG) is connected in parallel to a power grid through a reactor, the amplitude and the phase of output voltage at the alternating current side of the bridge circuit are properly adjusted, or the current at the alternating current side of the bridge circuit is directly controlled, the required reactive power is quickly absorbed or sent out, and the purpose of quickly and dynamically adjusting the reactive power is realized. As an active form compensation device, the active form compensation device not only can track the impact current of an impact type load, but also can track and compensate harmonic current, and has important significance for improving the power factor of a power grid.
The static var generator is composed of three basic functional modules: the device comprises a detection module, a control operation module and a compensation output module. And the capacitance group is the more indispensable part of compensation output module, and the capacitance group can produce a large amount of heats at the during operation, if not in time discharge can be too early the weeping phenomenon that takes place, influence the life-span of electric capacity. The conventional fan air draft mode is adopted by the heat dissipation device of the existing capacitor bank, but the heat dissipation mode is linear movement due to the fact that air flow is the most, the main air flow can only dissipate heat of two side faces of the capacitor bank, and therefore the heat dissipation effect is to be improved.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide a static var generator capacitor cabinet support with omnibearing and three-dimensional heat dissipation and a static var generator.
In order to achieve the above object, the present invention adopts the following technical solutions:
a static var generator capacitor box support is characterized by comprising an upper cover, a base and end covers, wherein an upper cover ear plate is arranged on the side portion of the upper cover, an end stop block, an upper limiting block and a wiring hole are arranged on the upper surface of the upper cover, the end stop blocks are alternately arranged on two sides of the upper cover, the base is provided with a base ear plate, an end cover groove, a lower limiting block and a first groove, a fan is arranged in the end cover, when the upper cover is connected with the upper portion of a capacitor and the base is connected with the bottom of the capacitor, the groove is connected with the end cover, the end stop block is connected with the first groove, the upper limiting block and the lower limiting block are respectively clamped with the upper end and the lower end of the capacitor, and; the upper cover and the base are connected through the upper cover ear plate and the base ear plate respectively.
As an optimized scheme, in the support for the static var generator capacitor box, a sealing strip is further arranged on the lower surface of the upper cover along the wiring hole.
As an optimized scheme, the upper cover lug plate and the base lug plate of the static var generator capacitor box support are connected through bolts.
As an optimized scheme, the lower part of the base of the static var generator capacitor box support is further provided with a reinforcing rib.
As an optimized scheme, the static var generator capacitor box support has three reinforcing ribs which are distributed in parallel and at equal intervals.
As an optimized scheme, the end stop block of the static var generator capacitor box support is further provided with a plurality of protrusions which are distributed at equal intervals.
As an optimized solution, in the aforementioned capacitor box support for a static var generator, the axis of the protrusion is in a horizontal direction.
As an optimized scheme, the base of the static var generator capacitor box support is further provided with a plurality of fixing lug plates.
As an optimized scheme, the fixed lug plates and the base lug plates are arranged alternately.
A static var generator is provided with the static var generator capacitor cabinet support.
The invention achieves the following beneficial effects: when the fan is started, due to the blocking effect of the end part stop block on the airflow, most of the airflow flows in an S shape, and the cooling effect can be achieved on three of the four side surfaces of the capacitor; further, in order to prevent the temperature of the side face of the capacitor contacted with the end stop block from being too high, the protrusions distributed at equal intervals are horizontally arranged on the end stop block, so that the protrusions and the side part of the capacitor can also pass through air flow to play a role in heat dissipation, the sealing strip plays a role in sealing the whole capacitor cabinet support, and the fans at two ends can form a stable air flow channel. Adopt the capacitor box support of this embodiment, can all play good radiating action to four sides of electric capacity, for prior art, the radiating effect is better.
Drawings
FIG. 1 is a top plan view of the upper cover and end cap of the present invention;
FIG. 2 is an overall front view of the present invention;
FIG. 3 is a top view of the base of the present invention;
FIG. 4 is a bottom view of the base of the present invention;
FIG. 5 is a cut-away view of FIG. 1A-A;
the meaning of the reference symbols in the figures: 1-covering the upper cover; 11-upper cover ear plate; 12-an end stop; 121-projection; 13-an upper limit block; 14-wiring holes; 141-a sealing strip; 15-end cap grooves; 2-a base; 21-base ear plate; 22-groove one; 23-a lower limit block; 24-fixing ear plates; 25-reinforcing ribs; 3-end cover; 31-a fan; 5-capacitance.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1-3: the embodiment discloses a static var generator capacitor box support, which comprises an upper cover 1 (figure 1), a base 2 (figure 2) and an end cover 3, wherein the side part of the upper cover 1 is provided with an upper cover ear plate 11, the upper surface of the upper cover 1 is provided with an end stop 12, an upper stop block 13 and a wiring hole 14, the end stop 12 is alternately arranged at the two sides of the upper cover 1, the base 2 is provided with a base ear plate 21, an end cover groove 15, a lower stop block 23 and a groove I22, the end cover 3 is internally provided with a fan 31, when the upper cover 1 is connected with the upper part of a capacitor 5 and the base 2 is connected with the bottom of the capacitor 5, the groove 15 is connected with the end cover 3 (the end part of the end cover 3 is clamped inside the groove 15), the end stop 12 is connected with the groove I22, namely the end stop 12 is contacted with the side surface of the capacitor from the inner part of the groove I22 of the upper cover 1 to the, the upper limiting block and the lower limiting block only play a role in fixing the capacitor 5, the upper limiting block 13 does not need to extend to the base 2, and the lower limiting block 23 does not need to extend to the upper cover 1.
In order that the upper cover 1 does not affect the wiring of the capacitors 5, wiring holes 14 are provided in the upper cover 1 for allowing the wiring posts of the capacitors 5 to protrude to the upper surface of the upper cover 1, and the number of the wiring holes 14 is equal to the number of the capacitors 5. In order to maintain the tightness of the connection hole 14, a sealing strip 141 is further provided on the lower surface of the upper cover 1 (the connection surface of the capacitor 5) along the contour of the connection hole 14, so that when the upper cover 1 presses the capacitor 5, the sealing strip 141 can press the upper surface of the capacitor 5, thereby enhancing the tightness between the upper cover 1 and the capacitor.
When the upper cover 1 is clamped with the base 2, the upper cover ear plate 11 and the base ear plate 21 are connected through bolts and used for fixing the capacitor 5.
As shown in fig. 4: in order to increase the strength and rigidity of the base 2, it is preferable that the base 2 further includes three reinforcing ribs 25 at the lower portion of the base 2, and the three reinforcing ribs 25 are parallel and equidistantly distributed.
As shown in fig. 5: the end stop 12 is further provided with a plurality of protrusions 121 which are distributed at equal intervals, and the axis of the protrusions 121 is in the horizontal direction. When the fans 31 at both ends are operated, most of the air flows through the opposite side of the end stop 12, but if the end stop 12 is tightly attached to the side of the capacitor, the heat dissipation from the side of the end stop 12 of the capacitor 5 will be poor, so in this embodiment, it is preferable to provide the protrusions 121 at equal intervals on the end stop 12, and the axis of the protrusion 121 is in the horizontal direction, so that the protrusions 121 and the side of the capacitor 5 can also pass through a little air flow, thereby playing a role in heat dissipation.
The base 2 is further provided with a plurality of fixing ear plates 24, and the fixing ear plates 24 are used for fixing the connected capacitor box on an external box body. The fixing lugs 24 of the present embodiment are spaced from the base lugs 21.
When the device works, the upper cover 1 and the base 2 are connected together through bolts, and when the device is connected, the upper cover 1 and the base are used for fixing the end cover 3 through the end cover groove 15; the terminal of the capacitor 5 protrudes from the terminal hole 14, and the sealing strip 141 is tightly attached to the upper surface of the capacitor 5, thereby performing a sealing function. When the fan 31 is turned on (the airflow directions of the fans 31 at the two ends are consistent), due to the blocking effect of the end stop 12 on the airflow, most of the airflow flows in an "S shape" (arrow in fig. 1), and can cool three of the four side surfaces of the capacitor; furthermore, in order to prevent the temperature of the side surface of the capacitor contacted with the end stop 12 from being too high, the end stop 12 is horizontally provided with the protrusions 121 which are distributed at equal intervals, so that the protrusions 121 and the side part of the capacitor 5 can also play a role in heat dissipation through air flow, the sealing strip 141 plays a role in sealing the whole capacitor box support, and the sealing strip has important significance in forming a stable air flow channel for the fans 31 at the two ends. Adopt the capacitor box support of this embodiment, can all play good radiating action to four sides of electric capacity, for prior art, the radiating effect is better.
The embodiment also discloses a static var generator, which is provided with the static var generator capacitor cabinet support.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A static var generator capacitor box support is characterized by comprising an upper cover (1), a base (2) and an end cover (3), wherein an upper cover ear plate (11) is arranged on the side portion of the upper cover (1), an end stop block (12), an upper limit block (13) and a wiring hole (14) are arranged on the upper surface of the upper cover (1), the end stop blocks (12) are alternately arranged on two sides of the upper cover (1), the base (2) is provided with a base ear plate (21), an end cover groove (15), a lower limit block (23) and a groove I (22), a fan (31) is arranged in the end cover (3), when the upper cover (1) is connected with the upper portion of a capacitor (5) and the base (2) is connected with the bottom of the capacitor (5), the groove (15) is connected with the end cover (3), the end stop block (12) is connected with the groove I (22), the upper limit block (13) and the lower limit block (23) are respectively connected with the upper end and the lower end of the, the wiring hole (14) is connected with a wiring terminal of the capacitor (5); the upper cover (1) is connected with the base (2) through an upper cover lug plate (11) and a base lug plate (21) respectively;
the lower surface of the upper cover (1) is also provided with a sealing strip (141) along the wiring hole (14);
the end stop block (12) is also provided with a plurality of bulges (121) which are distributed at equal intervals;
the axis of the protrusion (121) is in a horizontal direction.
2. A support for a static var generator capacitor box according to claim 1, characterised in that the upper cover ear plate (11) and the base ear plate (21) are bolted together.
3. A support for a static var generator capacitor box according to claim 1, characterized in that the lower part of the base (2) is provided with reinforcing ribs (25).
4. A static var generator capacitor box support according to claim 3, wherein said ribs (25) are three, three ribs (25) being parallel and equally spaced.
5. A support for a static var generator capacitor box according to claim 1, characterised in that the base (2) is further provided with a number of fixing lugs (24).
6. A support for a static var generator capacitor box according to claim 5, characterised in that said fixing lugs (24) are spaced from the base lugs (21).
7. A static var generator, characterized in that a static var generator cabinet support according to claim 1 is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810642928.8A CN108879360B (en) | 2018-06-21 | 2018-06-21 | Static var generator capacitor cabinet support and static var generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810642928.8A CN108879360B (en) | 2018-06-21 | 2018-06-21 | Static var generator capacitor cabinet support and static var generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108879360A CN108879360A (en) | 2018-11-23 |
| CN108879360B true CN108879360B (en) | 2020-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810642928.8A Active CN108879360B (en) | 2018-06-21 | 2018-06-21 | Static var generator capacitor cabinet support and static var generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108879360B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103996548A (en) * | 2014-04-17 | 2014-08-20 | 郑州宇通客车股份有限公司 | Power casing, power box using the power casing, and vehicle using the power casing |
| CN204792465U (en) * | 2015-06-23 | 2015-11-18 | 宁波南车新能源科技有限公司 | Square super capacitor module |
| CN206879266U (en) * | 2017-06-23 | 2018-01-12 | 广州锐创信息科技有限公司 | A kind of video processor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1507323B1 (en) * | 2003-08-13 | 2012-10-03 | ABB Research Ltd. | Enclosed switchgear with heat-dissipating elements |
-
2018
- 2018-06-21 CN CN201810642928.8A patent/CN108879360B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103996548A (en) * | 2014-04-17 | 2014-08-20 | 郑州宇通客车股份有限公司 | Power casing, power box using the power casing, and vehicle using the power casing |
| CN204792465U (en) * | 2015-06-23 | 2015-11-18 | 宁波南车新能源科技有限公司 | Square super capacitor module |
| CN206879266U (en) * | 2017-06-23 | 2018-01-12 | 广州锐创信息科技有限公司 | A kind of video processor |
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| Publication number | Publication date |
|---|---|
| CN108879360A (en) | 2018-11-23 |
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