CN216694540U - Triangular radiator group with front rectifying device - Google Patents
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- CN216694540U CN216694540U CN202122187115.4U CN202122187115U CN216694540U CN 216694540 U CN216694540 U CN 216694540U CN 202122187115 U CN202122187115 U CN 202122187115U CN 216694540 U CN216694540 U CN 216694540U
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Abstract
The utility model discloses a triangular radiator group with a front rectifying device, which comprises a conventional triangular radiator and a triangular radiator with the front rectifying device, wherein the conventional triangular radiator consists of a cooling column and a louver; at least one triangular radiator with a front rectifying device is arranged on each of the two sides of the conventional triangular radiator in parallel; the front rectifying device can distribute the air volume of the triangular space of the triangular radiator according to the cooling columns, can reduce the impact of the incoming air from the windward side on the inlet air of the conventional triangular radiator at the leeward side, and can increase the air intake of the conventional triangular radiator at the leeward side.
Description
Technical Field
The utility model belongs to the field of natural ventilation air cooling towers of thermal power/nuclear power/solar thermal power stations, and particularly relates to a triangular radiator group with a front rectifying device.
Background
The triangular radiators of the natural ventilation direct air cooling system or the natural ventilation indirect air cooling system adopt a vertical arrangement mode, a cooling medium (air) and circulating cooling water exchange heat through the triangular radiators, the triangular radiator group is used as a core heat exchange component of the natural ventilation direct air cooling system or the natural ventilation indirect air cooling system, the uniformity and stability of the heat exchange medium (air) in the heat exchanger are determining factors for determining the heat exchange capacity of the heat exchanger, particularly, under the condition of side wind, transverse vortex and hot air backflow are easily formed in the triangular space of the angular radiator, so that the air distribution of the cooling columns at the two sides of the triangular radiator is uneven, and the incoming wind on the windward side impacts the inlet wind of the triangular radiator on the leeward side, so that the air inlet amount of the triangular radiator on the leeward side is increased, and the heat exchange effect and the anti-freezing performance of the triangular radiator and the system of the triangular radiator are seriously influenced.
The Chinese application patent, application number 202011222407.0, discloses a cooling triangle unit capable of realizing triangle space air side self-rectification, which comprises a cooling triangle, an upper end sealing plate, a lower end sealing plate and an air side self-rectification device; the cooling triangle consists of two cooling columns which are vertically arranged in a V shape and a shutter, and an upper end sealing plate and a lower end sealing plate are respectively arranged at the upper part and the lower part of the cooling triangle; the air side self-rectifying devices are vertically arranged on two sides of a middle symmetrical plane of the cooling triangular unit, the outer ends of the air side self-rectifying devices are close to the louver, and a gap capable of enabling the louver to be normally opened and closed is reserved between the outer ends of the air side self-rectifying devices and the louver. The air inlet rectification of the triangular space of the cooling triangular unit can be realized, so that the transverse vortex of the triangular unit space is effectively eliminated, the air inlets of the cooling columns on the two sides of the cooling triangular unit are balanced, the integral heat transfer effect of the cooling triangular unit is improved, the unbalanced temperature difference is reduced, and the comprehensive performance of the cooling triangular unit is improved by the system. The Chinese granted patent, patent number ZL 201510055635.6, discloses a gas side flow equalizing device of a cooling triangle of an indirect cooling tower, which consists of at least one group of flow equalizing components arranged along the circumferential direction of the indirect cooling tower, and specifically comprises the cooling triangle, wherein a first flow equalizing flat plate used for changing the air inlet flow direction of the cooling triangle is arranged in a cavity of the cooling triangle, and the first flow equalizing flat plate is arranged along the middle symmetrical plane of the cooling triangle and extends outwards to the outer side of the cooling triangle; the outer end faces of the cooling columns on two sides of the cooling triangle are respectively provided with a second flow equalizing flat plate and a third flow equalizing flat plate which are used for gathering and guiding inlet air, the second flow equalizing flat plate and the third flow equalizing flat plate are respectively arranged along the radial line of the indirect cooling tower in an outward extending mode, and the first flow equalizing flat plate, the second flow equalizing flat plate and the third flow equalizing flat plate are arranged along the vertical direction. The two invention patents respectively improve the internal air flow field of the cooling triangular unit under the condition of side wind through the self-rectifying device, the flow equalizing flat plate or the air side flow equalizing flat plate and the like, and improve the heat exchange effect of the cooling triangular unit and the air cooling tower under the condition of strong wind. However, the granted patent of a cooling triangle for heat dissipation of an intercooling tower (patent number: ZL 201510055635.6) discloses that the first flow equalizing plates are uniformly arranged at the inner end of each cooling triangle unit, and the granted patent of a cooling triangle unit capable of realizing self-rectification of the air side of a triangular space (application number: 202011222407.0) discloses that the air side self-rectification devices are vertically arranged at two sides of the middle symmetrical plane of the cooling triangle unit, the air side self-rectification devices are adjacent to the shutters in multiple layers, and the air side self-rectification devices cannot reduce the impact of the incoming wind from the windward side on the air inlet of the conventional triangular radiator at the downwind side. The utility model provides a triangular radiator group with a front rectifying device, which comprises a conventional triangular radiator and a triangular radiator with the front rectifying device, wherein the conventional triangular radiator consists of a cooling column and a louver; at least one triangular radiator with a front rectifying device is arranged on each of the two sides of the conventional triangular radiator in parallel; the front rectifying device can distribute the air volume of the triangular space of the triangular radiator according to the cooling columns, can reduce the impact of the incoming air from the windward side on the incoming air of the conventional triangular radiator at the leeward side, and can increase the air intake of the conventional triangular radiator at the leeward side.
Disclosure of Invention
The utility model aims to solve the problems that the air distribution of a conventional triangular radiator, which is a core heat exchange element of a natural ventilation direct air cooling tower or a natural ventilation indirect air cooling tower, is uneven, and the incoming air from the windward side impacts the incoming air of the conventional triangular radiator at the leeward side. In order to solve the problems, the utility model provides a triangular radiator set with a front rectifying device, which comprises a conventional triangular radiator and a triangular radiator with a front rectifying device, wherein the conventional triangular radiator comprises cooling columns and shutters, the triangular radiator with the front rectifying device comprises cooling columns, shutters and a front rectifying device, the front rectifying device comprises a rectifying plate and a rectifying plate fixing device, and the front rectifying device is positioned on a vertical central symmetry plane of the triangular radiator with the front rectifying device, the rectifying plate extends inwards for a certain distance Lq from the louver vertical supporting surface of the triangular radiator where the rectifying plate is located; at least one triangular radiator with a front rectifying device is arranged on each of the two sides of the conventional triangular radiator in parallel; the front rectifying device can distribute the air volume of the triangular space of the triangular radiator according to the cooling columns, can reduce the impact of the incoming air from the windward side on the incoming air of the conventional triangular radiator at the leeward side, and can increase the air intake of the conventional triangular radiator at the leeward side.
In order to achieve the purpose, the technical scheme of the utility model is as follows: a triangular radiator group with a front rectifying device comprises a conventional triangular radiator and a triangular radiator with the front rectifying device; the method is characterized in that: the conventional triangular radiator consists of a cooling column and a shutter; the triangular radiator with the front rectifying device consists of a cooling column, a shutter and the front rectifying device; the front rectifying device consists of a rectifying plate and a rectifying plate fixing device; the front rectifying device is positioned on a vertical central symmetrical plane of the triangular radiator with the front rectifying device; the left side and the right side of the conventional triangular radiator are respectively at least parallel to one triangular radiator with a front rectifying device.
The cooling columns comprise a left cooling column and a right cooling column, and the left cooling column and the right cooling column are vertical heat dissipation tube bundles with 4 rows of tubes, 6 rows of tubes and 8 rows of tubes or horizontal heat dissipation tube bundles with single row of tubes.
The left cooling column, the right cooling column and the end parts of the shutters of the conventional triangular radiator are mutually connected to form a triangular space; the left cooling column, the right cooling column and the end parts of the shutters of the triangular radiator with the front rectifying device are jointed with each other to form a triangular space.
The rectifying plate fixing device is positioned on the vertical central plane of the triangular radiator with the front rectifying device and is vertical to the vertical supporting plane of the louver of the triangular radiator with the front rectifying device; the rectifying plate and the rectifying plate fixing device are tightly connected along the vertical central symmetry plane of the triangular radiator with the front rectifying device, wherein the thickness of the rectifying plate is L, and L is more than 0 and less than or equal to 0.1 m.
The rectifying plates extend inwards for a certain distance Lq along the vertical central surface of the triangular radiator with the front rectifying device, the Lq is preferably 1/3, 1/2, 2/3, 3/4, 4/5, 5/6, 6/7, 7/8, 8/9, 9/10, 10/11, 11/12, 12/13, 13/14, 14/15, 15/16, 16/17, 17/18, 18/19, 19/20 and 1 of Lz × cos (alpha/2), wherein Lz is the length of the cooling column, and alpha is the horizontal included angle between the left side cooling column and the right side cooling column of the triangular radiator with the front rectifying device.
The number of the triangular radiators with the front rectifying devices is 1, 2, 3, 4, 5 and 6 on the windward side of the conventional triangular radiators.
The number of the triangular radiators with the front rectifying devices is 1, 2, 3, 4, 5 and 6 on the leeward side of the conventional triangular radiator.
The arrangement mode of the conventional triangular radiator and the triangular radiator with the front rectifying device is preferably annular and arranged in parallel along the circumferential direction.
The arrangement mode of the conventional triangular radiator and the triangular radiator with the front rectifying device is preferably square and arranged in parallel along the circumference of the square.
The rectifying plate is a flat plate or a corrugated plate, the cross section of the rectifying plate along the vertical central symmetry plane of the triangular radiator with the front rectifying device is rectangular, and the rectifying plate is made of color steel, aluminum alloy, stainless steel, plastics and the like.
Compared with the prior art, the utility model has the beneficial effects that: a triangular radiator set with front rectifying device is composed of a conventional triangular radiator consisting of cooling columns and louver, a triangular radiator with front rectifying device consisting of cooling columns, louver and front rectifying device, and a rectifying plate consisting of rectifying plate and rectifying plate fixer, which is arranged on the symmetrical vertical central plane of triangular radiator with front rectifying device and extended inward by a certain distance Lq from the supporting vertical plane of louver, and at least one triangular radiator with front rectifying device at both sides of conventional triangular radiator, and simultaneously, the air inlet volume of the conventional triangular radiator at the leeward side is increased.
Drawings
Fig. 1 is a top view of a triangular heat sink pack with a front fairing.
Fig. 2 is a schematic three-dimensional structure diagram of a triangular radiator group with a front rectifying device.
FIG. 3 is a schematic structural view of the front fairing along a vertical central symmetry plane of the triangular heat sink.
FIG. 4 is a schematic view of the front fairing along the vertical support surface of the blind.
FIG. 5 is a top view of a conventional triangular radiator assembly with front fairings on either side, arranged circumferentially in parallel in a circular pattern in a crosswind configuration.
FIG. 6 is a top view of a conventional triangular radiator assembly with a front fairing on each side of the assembly, in a side wind condition, arranged in parallel in a square configuration along the circumference of the square.
FIG. 7 is a top view of a conventional triangular radiator assembly having two front fairings on each side, which is arranged in parallel along the circumference of a square in a crosswind condition.
In the figure: 1-a conventional triangular radiator, 2-a triangular radiator with a front fairing, 3-a left cooling column, 4-a right cooling column, 5-a louver, 6-a louver vertical supporting surface, 7-a front fairing, 8-a windward side, 9-a downwind side, 10-an ambient wind direction, 11 fairings, 12-a front fairing inner end, 13-a front fairing outer end, 14-a fairing fixing device, 15-a connecting device, 16-a vertical central symmetry plane of a conventional triangular radiator, 17-a vertical central symmetry plane of a triangular radiator with a front fairing.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further explained by combining the specific embodiments.
As shown in figures 1-4, the utility model relates to a triangular radiator group with a front fairing, which comprises a conventional triangular radiator 1 and a triangular radiator 2 with a front fairing, wherein the conventional triangular radiator 1 consists of a cooling column and a louver 5, the triangular radiator 2 with the front fairing consists of a cooling column, a louver 8 and a front fairing 7, the front fairing 7 consists of a fairing 11 and a fairing fixing device 14, the front fairing 7 is positioned on a vertical central symmetry plane 17 of the triangular radiator with the front fairing, at least one triangular radiator 2 with the front fairing is respectively arranged in parallel at the left side and the right side of the conventional triangular radiator 1, the cooling column comprises a left cooling column 3 and a right cooling column 4, the left cooling column 3 and the right cooling column 4 are vertical radiating pipe bundles with 4 rows of pipes, 6 rows of pipes and 8 rows of pipes or a horizontal radiating pipe bundle with a single row of pipes, the ends of a left cooling column 3, a right cooling column 4 and a louver 5 of a conventional triangular radiator 1 are jointed with each other to form a triangular space, the ends of the left cooling column 3, the right cooling column 4 and the louver 5 of the triangular radiator 2 with a front rectifying device are jointed with each other to form a triangular space, a rectifying plate fixing device 14 is positioned on the vertical central plane of the triangular radiator 2 with the front rectifying device and is vertical to the louver vertical supporting plane 6 of the triangular radiator 2 with the front rectifying device, a rectifying plate 11 and the rectifying plate fixing device 14 are tightly connected by a connecting device 15 along the vertical central symmetrical plane 17 of the triangular radiator with the front rectifying device, the thickness of the rectifying plate 11 is 0.5m, the rectifying plate 11 extends inwards for 1.8m along the vertical central plane 17 of the triangular radiator with the front rectifying device, the windward side 8 of the conventional triangular radiator 1 is provided with the triangular radiator 2 with the front rectifying device in the number of 1, the number of the triangular radiators 2 with the front rectifying devices arranged on the downwind side 9 of the conventional triangular radiator 1 is 1.
Example 1 under crosswind conditions one is annular and arranged circumferentially in parallel, and a triangular radiator group with a front fairing is arranged on each side of the conventional triangular radiator.
As shown in fig. 5, fig. 5 is a circular triangular radiator group with a front rectifying device arranged in parallel along the circumferential direction under the crosswind condition, two sides of a conventional triangular radiator are respectively provided with a top view of the triangular radiator group with the front rectifying device, the thickness of a rectifying plate 11 is 0.5m, the length of a left cooling column 3 is 3m, the rectifying plate 11 extends inwards for 1.8m along a vertical central plane 17 of the triangular radiator 2 with the front rectifying device, the windward side is positioned at the left side of the triangular radiator group with the front rectifying device, the leeward side is positioned at the right side of the triangular radiator group with the front rectifying device, the middle of two triangular radiators 2 with the front rectifying devices is provided with the conventional triangular radiator 1, and the number of the triangular radiators 2 with the front rectifying devices, which are adjacent to the windward side 8 and the leeward side 9 is respectively 1; under the crosswind condition, the environmental wind direction 10 is parallel to the vertical supporting surface 6 of the louver, the environmental air enters the triangular radiator through the windward side 8, if the triangular radiator 2 with the front rectifying device is not used, a small part of air forms vortex in the area of the left cooling column 3 of the conventional triangular radiator 1, the heat exchange performance of the left cooling column 3 of the triangular radiator is reduced, the water outlet temperature of the left cooling column 3 of the triangular radiator is improved, most of air passes through the right cooling column 4 to enter the outer area of the left cooling column 3 of the adjacent triangular radiator, the water outlet temperature difference of the left cooling column 3 and the right cooling column 4 of the triangular radiator is increased, and the uniformity and the stability of the heat exchange performance of the triangular radiator are influenced; for a triangular radiator group with a front rectifying device, the air quantity of a cooling column entering each triangular radiator 2 with the front rectifying device is uniformly divided under the action of the front rectifying device 7, and for a middle conventional triangular radiator 1, air enters the middle areas of the triangular radiator 2 with the front rectifying device and the conventional triangular radiator 1 through two ends of the cooling column respectively, so that the impact of the air quantity on the left and right cooling columns of the conventional triangular radiator 1 is counteracted; air enters the triangular radiator group with the front rectifying device through the shutter, the air volume is uniformly distributed according to the left and right cooling columns, the impact of incoming air from the windward side on the incoming air of the conventional triangular radiator at the leeward side is reduced, the air inlet volume of the conventional triangular radiator at the leeward side is increased, and the uniformity and the stability of the heat exchange performance of the triangular radiator are improved.
Example 2 a square shape was arranged in parallel along the circumference of the square under crosswind conditions, and a triangular radiator group with a front fairing was provided on each side of the conventional triangular radiator.
As shown in fig. 6, fig. 6 is a top view of a conventional triangular radiator set, in which a square radiator is arranged in parallel along the circumferential direction of the square under the crosswind condition, and two sides of the conventional triangular radiator set are respectively provided with a triangular radiator set with a front rectifying device, the number of the triangular radiator 2 with the front rectifying device adjacent to the windward side 8 and the leeward side 9 is 1; under the condition of crosswind, the environmental wind direction 10 is parallel to the vertical supporting surface 6 of the louver, the environmental air enters the triangular radiator through the windward side 8, for the triangular radiator 2 with the front rectifying device, under the action of the front rectifying device 7, part of air enters the outer area of the triangular radiator through the left cooling column 3, the other part of air enters the outer area of the triangular radiator through the right cooling column 4, for the middle conventional triangular radiator 1, the air enters the triangular radiator 2 with the front rectifying device and the middle area of the conventional triangular radiator 1 through the two ends of the cooling columns respectively, and the impact of the wind quantity on the left and right cooling columns of the conventional triangular radiator 1 can be counteracted; air enters the triangular radiator group with the front rectifying device through the shutter, and the air quantity is uniformly distributed according to the left and right cooling columns, so that the impact of the incoming air from the windward side on the inlet air of the conventional triangular radiator at the leeward side is reduced, the air inlet quantity of the conventional triangular radiator at the leeward side is increased, and the uniformity and the stability of the heat exchange performance of the triangular radiator are improved.
Example 3 a square shape was arranged in parallel along the circumference of the square under crosswind conditions, and two triangular radiator groups with front fairings were provided on both sides of the conventional triangular radiator.
As shown in fig. 7, fig. 7 is a square under crosswind condition and is arranged in parallel along the circumferential direction of the square, two sides of a conventional triangular radiator are respectively provided with a top view of two triangular radiator groups with front rectifying devices, the number of the triangular radiator 2 with the front rectifying devices adjacent to a windward side 8 and a leeward side 9 is respectively 1, and the included angle between a vertical shutter supporting surface 6 of the triangular radiator 2 with the front rectifying devices and a vertical shutter supporting surface 6 of the conventional triangular radiator 1 is equal to 180 degrees; the environment wind direction 10 is parallel to the vertical supporting surface 6 of the louver under the crosswind condition, the environment air enters the triangular radiator group through the windward side 8, the air quantity of the left and right cooling columns is uniformly divided by the four triangular radiators with the front rectifying devices, the front rectifying devices prevent the air from forming transverse vortex in the left cooling column region, the influence of the air on the heat exchange performance of the left cooling column through the right cooling column is reduced, the cooling capacity of the left and right cooling columns of the conventional triangular radiator is further balanced, and finally the cooling performance of the triangular radiator with the front rectifying devices and the cooling performance of the conventional triangular radiator are improved.
While there have been shown and described what are at present considered the fundamental principles of the utility model, its essential features and advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. A triangular radiator group with a front rectifying device comprises a conventional triangular radiator and a triangular radiator with the front rectifying device; the method is characterized in that: the conventional triangular radiator consists of a cooling column and a shutter; the triangular radiator with the front rectifying device consists of a cooling column, a shutter and the front rectifying device; the front rectifying device consists of a rectifying plate and a rectifying plate fixing device; the front rectifying device is positioned on a vertical central symmetrical plane of the triangular radiator with the front rectifying device; the left side and the right side of the conventional triangular radiator are respectively at least parallel to one triangular radiator with a front rectifying device.
2. The triangular radiator group with a front fairing, according to claim 1, wherein: the cooling columns comprise a left cooling column and a right cooling column, and the left cooling column and the right cooling column are vertical heat dissipation tube bundles with 4 rows of tubes, 6 rows of tubes and 8 rows of tubes or horizontal heat dissipation tube bundles with single tubes.
3. The delta shaped radiator package with forward fairing as recited in claim 1, wherein: the left cooling column, the right cooling column and the end parts of the shutters of the conventional triangular radiator are jointed with each other to form a triangular space; the left cooling column, the right cooling column and the end parts of the shutters of the triangular radiator with the front rectifying device are jointed with each other to form a triangular space.
4. The triangular radiator group with a front fairing, according to claim 1, wherein: the rectifying plate fixing device is positioned on the vertical central plane of the triangular radiator with the front rectifying device and is vertical to the vertical supporting plane of the louver of the triangular radiator with the front rectifying device; the rectifying plate and the rectifying plate fixing device are tightly connected along the vertical central symmetrical plane of the triangular radiator with the front rectifying device, wherein the thickness of the rectifying plate isL，0<L≤0.1m。
5. The delta shaped radiator package with forward fairing as recited in claim 1, wherein: the rectifying plate extends inwards for a certain distance along the vertical central plane of the triangular radiator with the front rectifying deviceLq，Lq isLz*cos(α1/3, 1/2, 2/3, 3/4, 4/5, 5/6, 6/7, 7/8, 8/9, 9/10, 10/11, 11/12, 12/13, 13/14, 14/15, 15/16, 16/17, 17/18, 18/19, 19/20, 1 of/2), whereinLz is the length of the cooling column,αis a horizontal included angle between the left and right cooling columns of the triangular radiator with the front rectifying device.
6. The delta shaped radiator package with forward fairing as recited in claim 1, wherein: the number of the triangular radiators with the front rectifying devices arranged on the windward side of the conventional triangular radiator is 1, 2, 3, 4, 5 and 6.
7. The delta shaped radiator package with forward fairing as recited in claim 1, wherein: the number of the triangular radiators with the front rectifying devices arranged on the leeward side of the conventional triangular radiator is 1, 2, 3, 4, 5 and 6.
8. The delta shaped radiator package with forward fairing as recited in claim 1, wherein: the arrangement modes of the conventional triangular radiator and the triangular radiator with the front rectifying device are annularly arranged in parallel along the circumferential direction.
9. The delta shaped radiator package with forward fairing as recited in claim 1, wherein: the arrangement mode of the conventional triangular radiator and the triangular radiator with the front rectifying device is square and is arranged in parallel along the circumference of the square.
10. The delta shaped radiator package with forward fairing as recited in claim 1, wherein: the rectifying plate is a flat plate or a corrugated plate, the cross section of the rectifying plate along the vertical central symmetry plane of the triangular radiator with the front rectifying device is rectangular, and the rectifying plate is made of color steel, aluminum alloy, stainless steel and plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122187115.4U CN216694540U (en) | 2021-09-10 | 2021-09-10 | Triangular radiator group with front rectifying device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122187115.4U CN216694540U (en) | 2021-09-10 | 2021-09-10 | Triangular radiator group with front rectifying device |
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| CN216694540U true CN216694540U (en) | 2022-06-07 |
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| CN202122187115.4U Active CN216694540U (en) | 2021-09-10 | 2021-09-10 | Triangular radiator group with front rectifying device |
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