CN203518771U - Heat-preserving device used for sleeve heat exchanger - Google Patents
Heat-preserving device used for sleeve heat exchanger Download PDFInfo
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- CN203518771U CN203518771U CN201320584264.7U CN201320584264U CN203518771U CN 203518771 U CN203518771 U CN 203518771U CN 201320584264 U CN201320584264 U CN 201320584264U CN 203518771 U CN203518771 U CN 203518771U
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- 238000010438 heat treatment Methods 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 14
- 239000010865 sewage Substances 0.000 claims abstract description 14
- 238000004519 manufacturing process Methods 0.000 claims abstract description 11
- 238000009413 insulation Methods 0.000 claims description 101
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical group [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 24
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 12
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 claims description 12
- 229910000021 magnesium carbonate Inorganic materials 0.000 claims description 12
- 239000001095 magnesium carbonate Substances 0.000 claims description 12
- 229920002635 polyurethane Polymers 0.000 claims description 12
- 239000004814 polyurethane Substances 0.000 claims description 12
- 238000004321 preservation Methods 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 230000005855 radiation Effects 0.000 description 9
- 239000006260 foam Substances 0.000 description 6
- 238000005187 foaming Methods 0.000 description 4
- 230000008676 import Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000013467 fragmentation Methods 0.000 description 2
- 238000006062 fragmentation reaction Methods 0.000 description 2
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000003416 augmentation Effects 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of heat exchange devices, in particular to a heat-preserving device used for a sleeve heat exchanger. The heat-preserving device used for the sleeve heat exchanger comprises a heat exchange inner container, a first heat-insulating layer, a second heat-insulating layer and a heat-preserving layer are sequentially arranged on the outer surface of the heat exchange inner container from interior to exterior, and the inner container is respectively provided with an exchange medium inlet, a heating medium inlet and a sewage drainage opening. A manufacturing method of the heat-preserving device used for the sleeve heat exchanger includes the following steps that the heat exchange inner container is selected, and the outer surface of the heat exchange inner container is evenly coated with the first heat-insulating layer and dried; the outer surface of the first heat-insulating layer is evenly coated with the second heat-insulating layer and dried; the outer surface of the second heat-insulating layer is evenly coated with the heat-preserving layer and dried; the proper position of the product manufactured through the steps is provided with the exchange medium inlet, the heating medium inlet and the sewage drainage opening, and thus the finished product is obtained. The method is easy to operate, the production efficiency is high, and the heat-preserving device manufactured with the method is simple in structure, difficult to break and good in heat-preserving effect.
Description
Technical field
The present invention relates to technical field of heat exchange devices, relate in particular to a kind of attemperator for sleeve type heat exchanger and manufacture method thereof.
Background technology
Heat exchanger is the equipment of heat-shift between two media, is all based on conduction.The combination a kind of or wherein some mode of radiation and three kinds of thermaltransmission modes of convection current carrys out transferring heat.
The common heat exchanger that is applicable at present air heat exchange mainly contains shell-and-tube and bushing type by version, comprises hot blast import, hot-blast outlet, cold wind import, cold air heating outlet, cold air duct and hot-air channel.Hot blast import, hot-blast outlet are communicated with hot-air channel, and cold wind import, cold air heating outlet are communicated with cold air duct; Cold wind and hot blast flow respectively in cold air duct and hot-air channel, carry out each other heat exchange.
Tube shell type structure formula heating surface bank adopts welding or expanded joint to be fixed on the tube sheet of two ends, then tube sheet is fixed on housing.Two media flow to form heat exchange inside and outside pipe, and its shortcoming is that pipe difficulty is unpicked and washed, when the temperature difference is when more than 70 ℃, by excessive damage of thermal stress due to generation.
And sleeve type structure is that the different pipe of diameter is nested together, two media neutralizes between two pipes and passes through in annular space in inner tube respectively, carries out heat exchange.
The weak point of above-mentioned two kinds of structures is all to have adopted tubing, its area of section is relatively little, the efficiency of heat exchange is not high, can only be to increase length and quantity for reaching the effect of augmentation of heat transfer, therefore increase weight of equipment and welding cost, generally without special device in the situation that, be only applicable to the occasion that two media has a narrow range of temperature, otherwise can produce very large stress because of thermal expansion, finally cause heat exchanger to be scrapped.
In order to overcome the defect of above technology, on market, released a kind of lightweight, sleeve type heat exchanger that heat exchange efficiency is high, sleeve type heat exchanger comprises attemperator, and existing attemperator complex structure, is easy to fragmentation, and heat insulation effect is poor.
Summary of the invention
The present invention provides a kind of attemperator for sleeve type heat exchanger and manufacture method thereof for overcoming above-mentioned defect, utilizes the produced attemperator of the method simple in structure, is difficult to fragmentation, high insulating effect.
For achieving the above object, the present invention adopts following technical scheme.
An attemperator for sleeve type heat exchanger, comprises heat-exchange inner container, and described heat-exchange inner container outer surface is provided with the first thermal insulation layer, the second thermal insulation layer and heat-insulation layer from inside to outside successively, and described inner bag is respectively equipped with exchange media entrance, heating agent entrance and sewage draining exit.
Wherein, described the first thermal insulation layer is nano heat insulating layer.
Further, the intermolecular distance of described nano heat insulating layer is less than ultrared wavelength.
Wherein, described the second thermal insulation layer is nanometer level microporous thermal insulation layer.
Further, described nanometer level microporous thermal insulation layer is calcium carbonate layer or magnesium carbonate layer.
Further, the hole ratio of described calcium carbonate layer or magnesium carbonate layer is 90-95%, and the aperture of described hole is 15-20nm.
Wherein, described heat-insulation layer is fluorinefree polyurethane heat-insulation layer.
Further, the thermal conductivity of described fluorinefree polyurethane heat-insulation layer is 0.015-0.018w/ (mk).
Another technical scheme of the present invention is as follows.
A manufacture method for the attemperator of sleeve type heat exchanger, comprises the following steps:
Step 1, choose heat-exchange inner container, at the outer surface of heat-exchange inner container, spray equably one deck the first thermal insulation layer;
Step 2, the product of step 1 gained is dried;
Step 3, at the outer surface of the product of step 2 gained, cover equably one deck the second thermal insulation layer;
Step 7, in the appropriate location of the product of step 6 gained, offer exchange media entrance, heating agent entrance and sewage draining exit, get product.
Further, the thickness of described the first thermal insulation layer is 1-5mm, and the thickness of described the second thermal insulation layer is 1-5mm, and the thickness of described heat-insulation layer is 10-20mm.
Beneficial effect of the present invention is: a kind of attemperator for sleeve type heat exchanger of the present invention, comprise heat-exchange inner container, described heat-exchange inner container outer surface is provided with the first thermal insulation layer, the second thermal insulation layer and heat-insulation layer from inside to outside successively, and described inner bag is respectively equipped with exchange media entrance, heating agent entrance and sewage draining exit; The principal mode of the heat leakage of heat-exchange inner container is heat radiation, and being mainly infrared waves, heat radiation disperses, the intermolecular distance of the first thermal insulation layer being provided with at the outer surface of heat-exchange inner container is less than ultrared wavelength, and the infrared waves that effectively intercepts and rebound, prevents heat leakage; At the outer surface of the first thermal insulation layer, establish the second thermal insulation layer, the second thermal insulation layer is nano level calcium carbonate layer or magnesium carbonate layer, the hole ratio of described calcium carbonate layer or magnesium carbonate layer reach 95% and aperture be 20nm, not only can effectively prevent heat radiation, solid conduction, can also adsorb the gas in hole, this structure produces class vacuum state at the second thermal insulation layer, can make the conduction of molecular vibration heat and the radiation thermal conduction efficiency of the second thermal insulation layer level off to zero, can effectively intercept the heat energy dissipation of heat-exchange inner container; Heat-insulation layer is fluorinefree polyurethane heat-insulation layer, its thermal conductivity is 0.015-0.018w/ (mk), this heat-insulation layer utilizes fluorinefree polyurethane with 150 kilograms of pressure integral foams, to form under special-purpose foaming machine is accurately controlled, this heat-insulation layer has the following advantages: 1, thermal conductivity 0.018w/ (mk) only, effectively prevents heat leakage; 2, special equipment is controlled foaming process, and even structure is stable; 3, integral foam makes heat-insulation layer be full of whole the second thermal insulation layer; 4, because the second thermal insulation layer is multiple hole structure, be subject to external force easily broken, integral foam can carry out buffer protection to the second thermal insulation layer, effectively absorbs external impacts, and protection the second thermal insulation layer is not damaged.
Accompanying drawing explanation
With accompanying drawing, the invention will be further described, but embodiment in accompanying drawing does not form any limitation of the invention.
Fig. 1 is the structural representation of a kind of attemperator for sleeve type heat exchanger of the present invention.
The specific embodiment
Below in conjunction with drawings and Examples, the present invention is further illustrated, and this is preferred embodiment of the present invention.
Embodiment 1.
As shown in Figure 1, the manufacture method of a kind of attemperator for sleeve type heat exchanger of the present invention, comprises the following steps:
Step 1, choose heat-exchange inner container 7, at the outer surface of heat-exchange inner container 7, spray equably one deck the first thermal insulation layer 1;
Step 2, the product of step 1 gained is dried;
Step 3, at the outer surface of the product of step 2 gained, cover equably one deck the second thermal insulation layer 2;
Step 7, in the appropriate location of the product of step 6 gained, offer exchange media entrance 5, heating agent entrance 4 and sewage draining exit 6, get product.
The method is simple to operate, and production efficiency is high.
Further, the thickness of described the first thermal insulation layer 1 is 1mm, and the thickness of described the second thermal insulation layer 2 is 1mm, and the thickness of described heat-insulation layer 3 is 10mm.
A kind of attemperator for sleeve type heat exchanger, comprise heat-exchange inner container 7, described heat-exchange inner container 7 outer surfaces are provided with the first thermal insulation layer 1, the second thermal insulation layer 2 and heat-insulation layer 3 from inside to outside successively, and described inner bag is respectively equipped with exchange media entrance 5, heating agent entrance 4 and sewage draining exit 6.
First thermal insulation layer 1 of the present embodiment is nano heat insulating layer.
The intermolecular distance of the nano heat insulating layer of the present embodiment is less than ultrared wavelength.
Second thermal insulation layer 2 of the present embodiment is nanometer level microporous thermal insulation layer.
The nanometer level microporous thermal insulation layer of the present embodiment is calcium carbonate layer.
The hole ratio of the calcium carbonate layer of the present embodiment or magnesium carbonate layer is 90%, and the aperture of described hole is 20nm.
The heat-insulation layer 3 of the present embodiment is fluorinefree polyurethane heat-insulation layer.
The thermal conductivity of the fluorinefree polyurethane heat-insulation layer of the present embodiment is 0.015w/ (mk).
Beneficial effect of the present invention is: a kind of attemperator for sleeve type heat exchanger of the present invention, comprise heat-exchange inner container 7, described heat-exchange inner container 7 outer surfaces are provided with the first thermal insulation layer 1, the second thermal insulation layer 2 and heat-insulation layer 3 from inside to outside successively, and described inner bag is respectively equipped with exchange media entrance 5, heating agent entrance 4 and sewage draining exit 6; The principal mode of the heat leakage of heat-exchange inner container 7 is heat radiation, and being mainly infrared waves, heat radiation disperses, the intermolecular distance of the first thermal insulation layer 1 being provided with at the outer surface of heat-exchange inner container 7 is less than ultrared wavelength, and the infrared waves that effectively intercepts and rebound, prevents heat leakage; At the outer surface of the first thermal insulation layer 1, establish the second thermal insulation layer 2, the second thermal insulation layer 2 is nano level calcium carbonate layer or magnesium carbonate layer, the hole ratio of described calcium carbonate layer or magnesium carbonate layer reach 95% and aperture be 20nm, not only can effectively prevent heat radiation, solid conduction, can also adsorb the gas in hole, this structure produces class vacuum state at the second thermal insulation layer 2, can make the conduction of molecular vibration heat and the radiation thermal conduction efficiency of the second thermal insulation layer 2 level off to zero, can effectively intercept the heat energy dissipation of heat-exchange inner container 7; Heat-insulation layer 3 is fluorinefree polyurethane heat-insulation layer, its thermal conductivity is 0.015-0.018w/ (mk), this heat-insulation layer 3 utilizes fluorinefree polyurethane with 150 kilograms of pressure integral foams, to form under special-purpose foaming machine is accurately controlled, this heat-insulation layer 3 has the following advantages: 1, thermal conductivity 0.018w/ (mk) only, effectively prevents heat leakage; 2, special equipment is controlled foaming process, and even structure is stable; 3, integral foam makes heat-insulation layer 3 be full of whole the second thermal insulation layer 2; 4, because the second thermal insulation layer 2 is multiple hole structures, be subject to external force easily broken, integral foam can carry out buffer protection to the second thermal insulation layer 2, effectively absorbs external impacts, and protection the second thermal insulation layer 2 is not damaged.
Embodiment 2.
As shown in Figure 1, the manufacture method of a kind of attemperator for sleeve type heat exchanger of the present invention, comprises the following steps:
Step 1, choose heat-exchange inner container 7, at the outer surface of heat-exchange inner container 7, spray equably one deck the first thermal insulation layer 1;
Step 2, the product of step 1 gained is dried;
Step 3, at the outer surface of the product of step 2 gained, cover equably one deck the second thermal insulation layer 2;
Step 7, in the appropriate location of the product of step 6 gained, offer exchange media entrance 5, heating agent entrance 4 and sewage draining exit 6, get product.
Further, the thickness of described the first thermal insulation layer 1 is 3mm, and the thickness of described the second thermal insulation layer 2 is 3mm, and the thickness of described heat-insulation layer 3 is 15mm.
A kind of attemperator for sleeve type heat exchanger, comprise heat-exchange inner container 7, described heat-exchange inner container 7 outer surfaces are provided with the first thermal insulation layer 1, the second thermal insulation layer 2 and heat-insulation layer 3 from inside to outside successively, and described inner bag is respectively equipped with exchange media entrance 5, heating agent entrance 4 and sewage draining exit 6.
The nanometer level microporous thermal insulation layer of the present embodiment is magnesium carbonate layer.
The hole ratio of the calcium carbonate layer of the present embodiment or magnesium carbonate layer is 93%, and the aperture of described hole is 18nm.
The thermal conductivity of the fluorinefree polyurethane heat-insulation layer of the present embodiment is 0.016.5w/ (mk).
The remainder of the present embodiment is identical with embodiment 1, repeats no more here.
Embodiment 3.
As shown in Figure 1, the manufacture method of a kind of attemperator for sleeve type heat exchanger of the present invention, comprises the following steps:
Step 1, choose heat-exchange inner container 7, at the outer surface of heat-exchange inner container 7, spray equably one deck the first thermal insulation layer 1;
Step 2, the product of step 1 gained is dried;
Step 3, at the outer surface of the product of step 2 gained, cover equably one deck the second thermal insulation layer 2;
Step 7, in the appropriate location of the product of step 6 gained, offer exchange media entrance 5, heating agent entrance 4 and sewage draining exit 6, get product.
Further, the thickness of described the first thermal insulation layer 1 is 5mm, and the thickness of described the second thermal insulation layer 2 is 5mm, and the thickness of described heat-insulation layer 3 is 20mm.
A kind of attemperator for sleeve type heat exchanger, comprise heat-exchange inner container 7, described heat-exchange inner container 7 outer surfaces are provided with the first thermal insulation layer 1, the second thermal insulation layer 2 and heat-insulation layer 3 from inside to outside successively, and described inner bag is respectively equipped with exchange media entrance 5, heating agent entrance 4 and sewage draining exit 6.
The hole ratio of the calcium carbonate layer of the present embodiment or magnesium carbonate layer is 95%, and the aperture of described hole is 15nm.
The thermal conductivity of the fluorinefree polyurethane heat-insulation layer of the present embodiment is 0.018w/ (mk).
The remainder of the present embodiment is identical with embodiment 1, repeats no more here.
Finally should be noted that; above embodiment is only in order to illustrate technical scheme of the present invention; but not limiting the scope of the invention; although the present invention has been done to explain with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify or be equal to replacement technical scheme of the present invention, and not depart from essence and the scope of technical solution of the present invention.
Claims (10)
1. the attemperator for sleeve type heat exchanger, comprise heat-exchange inner container, it is characterized in that: described heat-exchange inner container outer surface is provided with the first thermal insulation layer, the second thermal insulation layer and heat-insulation layer from inside to outside successively, and described inner bag is respectively equipped with exchange media entrance, heating agent entrance and sewage draining exit.
2. a kind of attemperator for sleeve type heat exchanger according to claim 1, is characterized in that: described the first thermal insulation layer is nano heat insulating layer.
3. a kind of attemperator for sleeve type heat exchanger according to claim 2, is characterized in that: the intermolecular distance of described nano heat insulating layer is less than ultrared wavelength.
4. a kind of attemperator for sleeve type heat exchanger according to claim 1, is characterized in that: described the second thermal insulation layer is nanometer level microporous thermal insulation layer.
5. a kind of attemperator for sleeve type heat exchanger according to claim 4, is characterized in that: described nanometer level microporous thermal insulation layer is calcium carbonate layer or magnesium carbonate layer.
6. a kind of attemperator for sleeve type heat exchanger according to claim 5, is characterized in that: the hole ratio of described calcium carbonate layer or magnesium carbonate layer is 90-95%, and the aperture of described hole is 15-20nm.
7. a kind of attemperator for sleeve type heat exchanger according to claim 1, is characterized in that: described heat-insulation layer is fluorinefree polyurethane heat-insulation layer.
8. a kind of attemperator for sleeve type heat exchanger according to claim 7, is characterized in that: the thermal conductivity of described fluorinefree polyurethane heat-insulation layer is 0.015-0.018w/ (mk).
9. a manufacture method for the attemperator for sleeve type heat exchanger as claimed in claim 1, is characterized in that: comprise the following steps:
Step 1, choose heat-exchange inner container, at the outer surface of heat-exchange inner container, spray equably one deck the first thermal insulation layer;
Step 2, the product of step 1 gained is dried;
Step 3, at the outer surface of the product of step 2 gained, cover equably one deck the second thermal insulation layer;
Step 4, the product of step 3 gained is dried;
Step 5, at the outer surface of the product of step 4 gained, cover equably one layer of heat preservation layer;
Step 6, the product of step 5 gained is dried;
Step 7, in the appropriate location of the product of step 6 gained, offer exchange media entrance, heating agent entrance and sewage draining exit, get product.
10. the manufacture method of a kind of attemperator for sleeve type heat exchanger according to claim 9, is characterized in that: the thickness of described the first thermal insulation layer is 1-5mm, and the thickness of described the second thermal insulation layer is 1-5mm, and the thickness of described heat-insulation layer is 10-20mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320584264.7U CN203518771U (en) | 2013-09-22 | 2013-09-22 | Heat-preserving device used for sleeve heat exchanger |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320584264.7U CN203518771U (en) | 2013-09-22 | 2013-09-22 | Heat-preserving device used for sleeve heat exchanger |
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| Publication Number | Publication Date |
|---|---|
| CN203518771U true CN203518771U (en) | 2014-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320584264.7U Expired - Fee Related CN203518771U (en) | 2013-09-22 | 2013-09-22 | Heat-preserving device used for sleeve heat exchanger |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103557737A (en) * | 2013-09-22 | 2014-02-05 | 东莞市丹佛斯节能科技有限公司 | Heat preserving device for telescope-feed heat exchanger |
| CN110373081A (en) * | 2019-07-19 | 2019-10-25 | 厦门国丽静电粉末有限公司 | A kind of Heat Resistant Powder Coatings structure and its construction technology |
-
2013
- 2013-09-22 CN CN201320584264.7U patent/CN203518771U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103557737A (en) * | 2013-09-22 | 2014-02-05 | 东莞市丹佛斯节能科技有限公司 | Heat preserving device for telescope-feed heat exchanger |
| CN103557737B (en) * | 2013-09-22 | 2016-07-20 | 广东龙正节能环保科技有限公司 | A kind of attemperator for sleeve type heat exchanger |
| CN110373081A (en) * | 2019-07-19 | 2019-10-25 | 厦门国丽静电粉末有限公司 | A kind of Heat Resistant Powder Coatings structure and its construction technology |
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Effective date of registration: 20140318 Address after: 510700 eighth building, No. 788 Zhenkang South Road, Whampoa District, Guangdong, Guangzhou, Nangang Patentee after: GUANGZHOU LOONGCHING ENERGY-SAVING ENVIRONMENTAL PROTECTION EQUIPMENT CO., LTD. Address before: Nancheng District 523073 Guangdong city of Dongguan province Zanhua office building of China Road No. 1503 of the villa Activity Center Patentee before: Dongguan Danfoss Energy Technology Co., Ltd. |
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Effective date of registration: 20140723 Address after: 523000 Dongguan City, Zhejiang Province, Songshan Lake high tech Industrial Development Zone, the northern industrial city of small science and technology enterprises in the park, building, room 2, room 4, Room 201 Patentee after: Guangzhou Loongzheng Energy Saving Environmental Protection Technology Co., Ltd. Address before: 510700 eighth building, No. 788 Zhenkang South Road, Whampoa District, Guangdong, Guangzhou, Nangang Patentee before: GUANGZHOU LOONGCHING ENERGY-SAVING ENVIRONMENTAL PROTECTION EQUIPMENT CO., LTD. |
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Address after: Hsinchu Songshan Lake high tech Industrial Development Zone of Dongguan City, Guangdong province 523808 No. 4 Building No. 5, third new Guangdong 4, 5 Patentee after: Environmental protection Limited by Share Ltd Address before: 523000 Dongguan City, Zhejiang Province, Songshan Lake high tech Industrial Development Zone, the northern industrial city of small science and technology enterprises in the park, building, room 2, room 4, Room 201 Patentee before: Guangzhou Loongzheng Energy Saving Environmental Protection Technology Co., Ltd. |
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