CN105674771B - Uniform device regulation type wound tube heat exchanger - Google Patents
Uniform device regulation type wound tube heat exchanger Download PDFInfo
- Publication number
- CN105674771B CN105674771B CN201610045805.7A CN201610045805A CN105674771B CN 105674771 B CN105674771 B CN 105674771B CN 201610045805 A CN201610045805 A CN 201610045805A CN 105674771 B CN105674771 B CN 105674771B
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- CN
- China
- Prior art keywords
- shell side
- heat exchanger
- uniform device
- hole
- wound tube
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/08—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being otherwise bent, e.g. in a serpentine or zig-zag
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2250/00—Arrangements for modifying the flow of the heat exchange media, e.g. flow guiding means; Particular flow patterns
- F28F2250/04—Communication passages between channels
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
A kind of uniform device regulation type wound tube heat exchanger, it includes heat exchanger shell, it is characterized in that being provided with medium uniform device in described housing.The present invention ensure that shell side medium is uniformly distributed in wound tube heat exchanger by medium uniform device, increase the flow region of shell side medium, the effective rate of utilization of heat exchange area is increased, makes to carry out more fully heat exchange between shell side medium and tube side medium, so as to improve heat exchange efficiency.
Description
Technical field
The present invention relates to a kind of heat exchanger, especially a kind of wound tube heat exchanger, specifically a kind of uniform device regulation and control
Type wound tube heat exchanger.
Background technology
It is well known that the shell side import of wound tube heat exchanger is normally at tube sheet plays coiling with heat exchanger tube（Around area under control）Between
Changeover portion on, after shell side medium enters heat exchanger, flowed in the annulus that is formed between central tube and heat exchanger inwall
And carry out heat exchange with tube side medium.Due to the presence of central tube, shell side medium is from radially into wound tube heat exchanger housing
It will necessarily be stopped by central tube, then be formed shell side medium close to the both ends of shell side import and remote shell side import
Flow uneven, media flow dead band is excessive（As shown in Figure 1）.So part heat exchanger tube can be caused not to be used effectively, changed
Thermal effect is had a greatly reduced quality.
The content of the invention
The purpose of the present invention is to form shell side medium flow field because acceptor center cylinder stops for existing wound tube heat exchanger
The problem of moving dead band and influenceing heat exchange efficiency, a kind of install medium uniform device in flow dead is designed to improve heat exchange efficiency
Uniform device regulation type wound tube heat exchanger.
The technical scheme is that：
A kind of uniform device regulation type wound tube heat exchanger, it includes heat exchanger shell, it is characterized in that pacifying in described housing
Equipped with medium uniform device.
Described medium uniform device includes shell side import, uniform device body and support member, and the shell side enters opening's edge around tubular type
Heat exchanger shell is radially arranged, positioned at wound tube heat exchanger shell side housing or the outside of shell side cone, the uniform device body
It is welded on by the support member in wound tube heat exchanger shell side housing or in shell side cone, and in wound tube heat exchanger
In transition cavity area below tube sheet, in shell side housing or shell side cone, the uniform device body includes a circular passage, annular
Equal cloth hole is provided with passage, circular passage is connected with shell side import, and equal cloth hole is that through hole is used to that ring will to be entered from shell and import
Shell and medium in shape passage are sent into heat exchanger shell carries out heat exchange with wound tube heat exchanger.
The section of the circular passage is quadrangle, the quadrilateral surface to a line of wound tube heat exchanger axis be oblique
Side, equal cloth hole are arranged on the hypotenuse, the cloth hole is rectangular through-hole or manhole.
Wide 5 ~ 15mm of the rectangular through-hole, long 50 ~ 150mm.
The section of described circular passage is an annular channel, described uniform hole position in annular channel tube wall towards
In the one side of wound tube heat exchanger, described equal cloth hole is round tube hole.
3 ~ 15mm of diameter of the round tube hole.
The quantity of the shell side import is increased according to being actually needed, and is entirely located in same level height, along it is described
The circumference of cloth device is arranged, while all the circular passage with the uniform device is connected.
Beneficial effects of the present invention：
The present invention ensures that shell side medium is uniformly distributed in wound tube heat exchanger, increases the flow region of shell side medium,
Media flow dead band is eliminated, increases the effective rate of utilization of heat exchange area, makes to carry out more between shell side medium and tube side medium
Sufficient heat exchange, heat exchange efficiency more than 30% can be improved.
Brief description of the drawings
The state diagram that shell side medium flows in wound tube heat exchanger when Fig. 1 is without uniform device.
Fig. 2 is the structural representation of the embodiment of the present invention 1.
Fig. 3 is the top view of the shell side medium uniform device of the embodiment of the present invention 1.
Fig. 4 is the sectional view of the shell side medium uniform device of the embodiment of the present invention 1.
Fig. 5 is the state diagram that the shell side medium of the embodiment of the present invention 1 flows in wound tube heat exchanger.
Fig. 6 is the structural representation of the embodiment of the present invention 2.
Fig. 7 is the top view of the shell side medium uniform device of the embodiment of the present invention 2.
Fig. 8 is the sectional view of the shell side medium uniform device of the embodiment of the present invention 2.
Fig. 9 is the state diagram that the shell side medium of the embodiment of the present invention 2 flows in wound tube heat exchanger.
In figure：1st, 1 '-shell side import, 2,2 '-uniform device body, 4-tube sheet, 5-shell side housing, 6-shell side cone,
7-tube side interface, 8-bobbin carriage, 9-support member, 10-around pipe, 20,20 '-uniform device circular passage, 21-uniform board,
21 '-uniform passage tube wall, 22,22 '-equal cloth hole, 40-transition cavity area, 50-around area under control, 60-straight tube transition region.
Embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples.
Embodiment one.
As shown in Figure 2-5.
In view of the particularity of wound tube heat exchanger soil-pipe interaction mode, nearby often there is certain nothing in tube sheet inner face
Cavity area is restrained, the region provides space for the mounting arrangements of shell side medium uniform device, as shown in Fig. 2 tube sheet 4 and around pipe
There is straight-run of pipe transition region 60 between area 50, there is a transition cavity between straight tube transition region 60 and shell side housing 5 and shell side cone 6
Area 40, the side of the tube sheet 4 are connected with shell side cone 6, and opposite side is connected with bobbin carriage 8, and tube side interface 7 is set on bobbin carriage 8.
Shell side medium uniform device is installed in the wound tube heat exchanger of the present invention, the shell side medium uniform device enters including shell side
Mouth 1, uniform device body 2 and support member 9, the shell side import 1 are radially arranged in the transition cavity area 40 along shell side housing 5
Outside neighbouring shell side housing 5 or shell side cone 6, the uniform device body 2 is arranged in shell side housing 5 or shell side cone 6, tool
Body is located in transition cavity area 40, and for the support member 9 positioned at the lower section of uniform device 2, one end is welded on shell side housing 5 or shell side
On the inwall of cone 6, the other end is welded on the bottom of uniform device 2, for uniform device 2 to be fixed on into shell side housing 5 or shell side cone
On the inwall of body 6.
As shown in Figure 3, Figure 4, the uniform device 2 includes circular passage 20, and the inner side of circular passage 20 is tilting installation
Uniform board 21, uniform board 21 are provided with equal cloth hole 22, and the uniform device body 2 is set along shell side housing 5 or the inwall of shell side cone 6
Put, uniform device circular passage 20 is connected with shell side import 1, and the section of the uniform device circular passage 20 is quadrangle, and this four
Side shape is uniform board 21 towards one side of wound tube heat exchanger axis, and the uniform board 21 is a ring-type tilt flat plate, and it inclines
The inclination angle that rake angle is restrained according to the outermost layer of straight tube transition region 60 is set, and 30 are left between uniform board 21 and straight tube transition region 60
~ 50mm gap, equal cloth hole 22 of uniformly gathering on the uniform board 21, equal cloth hole 22 is wide 5 ~ 15mm, long 50 ~ 150mm length
Square through hole, the cloth hole 22 are evenly distributed along the circumferencial direction of uniform board 21.
As shown in figure 5, shell side medium before wound tube heat exchanger is entered, flows into shell side by shell side import 1 first and is situated between
In the uniform device circular passage 20 of matter uniform device 2, then the equal cloth hole 22 opened up from uniform board 21 flows out, into around pipe type heat transfer
The shell side of device.The quantity of the shell side import 1 can be increased according to being actually needed, and be entirely located in same level height, edge
The circumference of uniform device 2 is arranged, while is connected with uniform device passage 20.
Shell side medium Uniform Flow in uniform device passage 20, the main flow flow region of shell side medium is increased, makes shell side
Medium is adequately flowed through around area under control, increases the effective percentage rate of heat exchange area, so as to improve the heat exchange of wound tube heat exchanger effect
Rate more than 30%.
Embodiment 2.
As Figure 6-9.
A kind of wound tube heat exchanger, it includes the shell side medium uniform device of an installation in the housing, and the shell side medium is equal
Cloth device includes shell side import 1 ' and uniform device body 2 ' and support member 9 ', and radial direction of the shell side import 1 ' along shell side housing 5 is set
Put outside shell side housing 5 or the shell side cone 6 near the transition cavity area 40, the uniform device body 2 ' is arranged on shell side
In housing 5 or shell side cone 6, it is particularly located in transition cavity area 40, the support member 9 ' is located under the uniform device body 2 '
Side, one end are welded on shell side housing 5 or the inwall of shell side cone 6, and the other end is welded on the bottom of uniform device body 2 ', is used for
Uniform device body 2 ' is fixed on shell side housing 5 or the inwall of shell side cone 6.
As shown in Figure 7, Figure 8, the uniform device body 2 ' includes uniform device circular passage 20, the tube channel of circular passage 20
Equal cloth hole 22 ' is evenly equipped with wall 21 ', the difference of embodiment 2 and embodiment 1 is, the section of uniform device circular passage 20 ' be
One circular ring, the i.e. section of uniform device circular passage 20 ' are one circular, the circle that the cloth hole 22 ' is 3 ~ 15mm of diameter
Through hole, uniformly gather on uniform passage tube wall 21 ', and be entirely located in the side in the positive opposing connection area under control 50 of uniform passage tube wall 21 '.
As shown in figure 9, shell side medium before wound tube heat exchanger is entered, flows into uniform device by shell side import 1 ' first
In the uniform device circular passage 20 ' of body 2 ', then the equal cloth hole 22 ' outflow opened up from circular passage tube wall 21 ', into around pipe
The shell side of formula heat exchanger.The quantity of the shell side import 1 ' can be increased according to being actually needed, and be entirely located in same level
Highly, arranged along the circumference of uniform device 2 ', while be connected with uniform device passage 20 '.
Shell side medium Uniform Flow in uniform device circular passage 20 ', the main flow flow region of shell side medium is increased, is made
Shell side medium is adequately flowed through around area under control, increases the effective percentage rate of heat exchange area, so as to improve changing for wound tube heat exchanger
The thermal efficiency more than 30%.
Part that the present invention does not relate to is same as the prior art or can be realized using prior art.
Claims (3)
1. a kind of uniform device regulation type wound tube heat exchanger, it includes heat exchanger shell, it is characterized in that being installed in described housing
Have a medium uniform device, described medium uniform device includes shell side import, uniform device body and support member, the shell side enter opening's edge around
Pipe heat exchanger housing is radially arranged, positioned at wound tube heat exchanger shell side housing or the outside of shell side cone, the uniform device
Body is welded in wound tube heat exchanger shell side housing or in shell side cone by the support member, and is located at wound tube heat exchanger
In tube sheet below shell side housing or transition cavity area in shell side cone in, to eliminate flow dead, increase effectively heat exchange
Area, improve heat exchanger effectiveness more than 30%；The uniform device body is square or circular circular passage including a section, ring
Equal cloth hole is provided with shape passage, circular passage is connected with shell side import, and equal cloth hole is that through hole is used to from shell side import to enter
Shell side medium in circular passage is sent into heat exchanger shell carries out heat exchange with wound tube heat exchanger, and the circular passage is cut
Face is quadrangle, and the quadrilateral surface is hypotenuse to a line of wound tube heat exchanger axis, and equal cloth hole is arranged on the hypotenuse
On, equal cloth hole can be a row or number row, and the cloth hole is rectangular through-hole or manhole, the rectangular through-hole it is wide by 5 ~
15mm, long 50 ~ 150mm.
2. uniform device regulation type wound tube heat exchanger according to claim 1, it is characterized in that described circular passage is one
Annular channel, for described uniform hole position in annular channel tube wall towards in the one side of wound tube heat exchanger, described is uniform
Hole is round tube hole, and equal cloth hole can be that a row or number are arranged, 3 ~ 15mm of diameter of the round tube hole.
3. the uniform device regulation type wound tube heat exchanger according to any one of claim 1 or 2, it is characterized in that the shell side
The quantity of import is increased according to being actually needed, and is entirely located in same level height, is arranged along the circumference of the uniform device
Cloth, while all the circular passage with the uniform device is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610045805.7A CN105674771B (en) | 2016-01-22 | 2016-01-22 | Uniform device regulation type wound tube heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610045805.7A CN105674771B (en) | 2016-01-22 | 2016-01-22 | Uniform device regulation type wound tube heat exchanger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105674771A CN105674771A (en) | 2016-06-15 |
| CN105674771B true CN105674771B (en) | 2018-02-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610045805.7A Active CN105674771B (en) | 2016-01-22 | 2016-01-22 | Uniform device regulation type wound tube heat exchanger |
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| Country | Link |
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| CN (1) | CN105674771B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108225051A (en) * | 2018-01-15 | 2018-06-29 | 南京工业大学 | A kind of wrap-round tubular heat exchanger with endless tube air deflector and inside lining sleeve device |
| CN109682245B (en) * | 2018-12-25 | 2020-07-28 | 四川大学 | Thermoelectric power generation device based on fluid heat exchange |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4307685A (en) * | 1976-09-03 | 1981-12-29 | Commissariat A L'energie Atomique | Heat exchanger and especially a sodium-heated steam generator |
| WO1995011418A1 (en) * | 1993-10-20 | 1995-04-27 | E.I. Du Pont De Nemours And Company | Method and apparatus for interacting a gas and liquid on a convoluted array of tubes |
| CN101006316A (en) * | 2004-08-24 | 2007-07-25 | 林德股份公司 | Rolled heat exchanger |
| CN201589352U (en) * | 2009-10-30 | 2010-09-22 | 上海汽车资产经营有限公司 | Multi-ring and multi-angle flow equalizer |
| CN202361873U (en) * | 2011-12-16 | 2012-08-01 | 中国石油化工股份有限公司 | Structure capable of improving shell side fluid energy exchange effect of tubular equipment |
| CN104406430A (en) * | 2014-11-26 | 2015-03-11 | 中国海洋石油总公司 | Winding tubular heat exchanger provided with vertical partition plate in cavity |
| CN205002662U (en) * | 2015-08-28 | 2016-01-27 | 中国石油天然气集团公司 | Draft tube and adopt heat exchanger of this draft tube suitable for winding tubular heat exchanger |
| CN205482474U (en) * | 2016-01-22 | 2016-08-17 | 江苏中圣高科技产业有限公司 | Around tubular heat exchanger with medium uniform distributor |
-
2016
- 2016-01-22 CN CN201610045805.7A patent/CN105674771B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4307685A (en) * | 1976-09-03 | 1981-12-29 | Commissariat A L'energie Atomique | Heat exchanger and especially a sodium-heated steam generator |
| WO1995011418A1 (en) * | 1993-10-20 | 1995-04-27 | E.I. Du Pont De Nemours And Company | Method and apparatus for interacting a gas and liquid on a convoluted array of tubes |
| CN101006316A (en) * | 2004-08-24 | 2007-07-25 | 林德股份公司 | Rolled heat exchanger |
| CN201589352U (en) * | 2009-10-30 | 2010-09-22 | 上海汽车资产经营有限公司 | Multi-ring and multi-angle flow equalizer |
| CN202361873U (en) * | 2011-12-16 | 2012-08-01 | 中国石油化工股份有限公司 | Structure capable of improving shell side fluid energy exchange effect of tubular equipment |
| CN104406430A (en) * | 2014-11-26 | 2015-03-11 | 中国海洋石油总公司 | Winding tubular heat exchanger provided with vertical partition plate in cavity |
| CN205002662U (en) * | 2015-08-28 | 2016-01-27 | 中国石油天然气集团公司 | Draft tube and adopt heat exchanger of this draft tube suitable for winding tubular heat exchanger |
| CN205482474U (en) * | 2016-01-22 | 2016-08-17 | 江苏中圣高科技产业有限公司 | Around tubular heat exchanger with medium uniform distributor |
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| Publication number | Publication date |
|---|---|
| CN105674771A (en) | 2016-06-15 |
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Effective date of registration: 20181220 Address after: 211511 No. 108 Jing No. 2 Road, Nanjing Chemical Industrial Park, Jiangsu Province Patentee after: JIANGSU SUNPOWER PRESSURE VESSEL AND EQUIPMENT MANUFACTURING CO., LTD. Address before: 211112 No. 2111 Chengxin Avenue, Jiangning District, Nanjing, Jiangsu. Patentee before: Zhongsheng High Science & Technology Industry Co., Ltd., Jiangsu |