CN108662927A - A kind of board-like gas-gas heat exchanger - Google Patents
A kind of board-like gas-gas heat exchanger Download PDFInfo
- Publication number
- CN108662927A CN108662927A CN201710212645.5A CN201710212645A CN108662927A CN 108662927 A CN108662927 A CN 108662927A CN 201710212645 A CN201710212645 A CN 201710212645A CN 108662927 A CN108662927 A CN 108662927A
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- China
- Prior art keywords
- gas
- cuboid
- heat exchange
- heat
- board
- Prior art date
- 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
- F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
- F28F3/02—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
- F28F3/025—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being corrugated, plate-like elements
Abstract
The present invention relates to heat exchange equipment technologies, more particularly to a kind of board-like gas-gas heat exchanger, including one or more cuboid heat exchange units, each cuboid heat exchange unit includes four heat exchanging chambers that plate beam module and plate beam module quadrangle or quadrangle extension board are formed with rectangular column edge, the heat exchanging chamber of plate beam module opposite side flows through identical medium, compared with existing board-like gas-gas heat exchanger, the present invention has many advantages, such as that equipment volume is small, light-weight, deashing is convenient.
Description
Technical field
The present invention relates to heat exchange equipment technology more particularly to a kind of board-like gas-gas heat exchangers.
Background technology
Gas-gas heat exchanger mainly has heat pipe-type, shell and tube, swinging, plate-fin and board-like in the prior art, with environmental protection
It is increasingly stringenter with energy-saving requirement, the gas-gas heat exchange operating mode big for dustiness, thermic load is high, existing gas-gas heat exchanger is difficult
To meet the requirements, there is that heat transfer efficiency is low, leaks out, the shortcomings of volume is big, easy dust stratification mostly.It is situated between for the big gas phase of dustiness
Matter, such as the high dust-laden gas phase media of fire coal boiler fume, garbage incinerator tail gas, only rely on equipment own structural characteristics without
Method meets deashing requirement, it is necessary to add soot blower just can guarantee heat exchanger not dust stratification, run reliably and with long-term.
Soot blower mainly has three kinds of acoustic wave ash ejector, steam sootblower, shock wave soot blower forms, by soot blower deashing principle
Limitation, deashing range and ash-removal effect are limited, therefore, in terms of high dust-laden gas phase media heat exchange applications, existing gas gas
Even if heat exchanger under the premise of equipped with soot blower, still remains dust stratification, is difficult to the problems such as long-term operation.
Invention content
The technical problem to be solved by the present invention is to overcome the deficiencies in the prior art, a kind of heat transfer efficiency is provided
Height, resistance to blocking, easy-to-clean ash and deashing is thorough, long-term operation is reliable, for the board-like of high dust-laden gas phase media heat exchange occasion
Gas-gas heat exchanger.
The present invention is to be achieved by the following technical programs：
A kind of board-like gas-gas heat exchanger, including one or more cuboid heat exchange units, each cuboid heat exchange unit packet
Four heat exchanging chambers that rubbing board beam module and plate beam module quadrangle or quadrangle extension board are formed with rectangular column edge, plate beam module are opposite
The heat exchanging chamber of side flows through identical medium.
The cuboid heat exchange unit quantity is one, and boxboard, upper and lower both sides are equipped at left and right sides of cuboid heat exchange unit
By the entrance header and outlet header that connect two different mediums between the angle or angle extension board and boxboard of plate beam module.
The cuboid heat exchange unit quantity is multiple, and multiple cuboid heat exchange units are arranged side by side as cuboid side by side
The extension board of heat exchange unit, the adjacent angle or angle in left and right of multiple cuboid heat exchange units is fixedly connected, the adjacent heat exchange in left and right
Chamber penetrates through, and boxboard is equipped on the outside of the outside heat exchanging chambers of left and right two, the boxboard of both sides and the both sides up and down of cuboid heat exchange unit
Angle or angle extension board interval connection entrance header and outlet header, the entrance header or outlet header of homonymy flow through same media,
The entrance header or outlet header of opposite side flow through different medium.
Heat exchange unit is multilayer to the cuboid side by side, and the neighbouring angle or angle of multiple cuboid heat exchange units is prolonged
It stretches plate to be fixedly connected, the perforation of neighbouring heat exchanging chamber, the boxboard and cuboid of upper and lower cuboid both sides of heat exchange unit side by side
The angle of the both sides up and down of heat exchange unit or angle extension board interval connection entrance header and outlet header, the entrance header of homonymy or go out
Mouth header flows through same media, and the entrance header or outlet header of opposite side flow through different medium.
The quadrangle of the plate beam module is right angle, fillet or arc-shaped transition side, and the corrugated cardboard sheet is arranged in corner.
The entrance header or outlet header are equipped with fluid distribution plate.
The entrance header or outlet header are equipped with soot blower.
The corrugated cardboard sheet includes main heat-transfer area, is uniformly distributed in the heat transfer ripple and flow-disturbing ripple of main heat-transfer area；Multiple
The corrugated cardboard sheet group poststack is respectively formed cold medium channel and hot media channel in corrugated cardboard sheet both sides；The cold medium is logical
In road, on the basis of main heat-transfer area, the projecting height of heat transfer ripple and flow-disturbing ripple is respectively less than the 1/ of adjacent main heat transfer interplanar distance
2。
The corrugated cardboard sheet includes main heat-transfer area, is uniformly distributed in the heat transfer ripple and flow-disturbing ripple of main heat-transfer area；Multiple
The corrugated cardboard sheet group poststack is respectively formed cold medium channel and hot media channel in corrugated cardboard sheet both sides；The thermal medium is logical
In road, on the basis of main heat-transfer area, the projecting height of heat transfer ripple and flow-disturbing ripple is respectively less than the 1/ of adjacent main heat transfer interplanar distance
2。
The beneficial effects of the invention are as follows：
1. the original paper that conducts heat uses corrugated cardboard sheet, heat-transfer effect is good, and device structure is compact, and size is small；
2. corrugated cardboard sheet is using square or approximating square, one group of opposite side is as a kind of inlet and outlet of medium, in addition one
The inlet and outlet of group opposite side alternatively medium, both sides passage length is substantially suitable, and runner stroke is short, it is ensured that soot blower has
Imitate soot blowing range all standing；
3. corrugated cardboard sheet group poststack forms medium A runner and medium B runners in plate both sides, wherein medium B runners are nothing
The straight channel runner of contact, no leeward and stagnant area, soot blower effect under can ensure long period not dust stratification, do not block,
It is suitable as the channel of high dust-laden or easy incrustation gas phase media, other side channel is suitable as low dust-laden or is not easy incrustation gas phase
The channel of medium not only ensure that heat transfer efficiency, but also ensure long-term operation reliability；
4. corrugated cardboard sheet is arranged in corner, when thermic load increases, it is contemplated that by 2 or more plate beam wired in parallel cloth
Set, when heat transfer temperature intersects, it is contemplated that 2 or more plate beam block coupled in series are arranged, by internal diversion plate with
Pass partition can very easily be implemented, and any change does not occur for ash-removal effect；And gas-gas heat exchange in the prior art
Device realizes identical function if necessary, needs more gas-gas heat exchanger parallel arrangements, needs to be spaced between every gas-gas heat exchanger
Certain space not only takes up a large area, but also pipeline arranges complex with soot blower.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention；
Fig. 2 is another embodiment of the present invention, including two side-by-side cuboid heat exchange unit；
Fig. 3 is another embodiment of the present invention, including plurality of rows of cuboid heat exchange unit side by side；
Fig. 4 is another embodiment of the present invention, including three cuboid heat exchange units side by side；
Fig. 5 is runner schematic diagram after the plate overlapping for constituting plate beam module of the present invention.
In figure：1. medium B entrance headers, 2. boxboards, 3. plate beam module, 4. medium A entrance header, 5. outlets medium B collection
Case, 6. medium A outlet headers, 7. jiaos of extension boards, 301. corrugated cardboard sheets.
h:Flow-disturbing wave height in medium channel；H：Adjacent main heat transfer interplanar distance in medium channel.
Specific implementation mode
In order to make those skilled in the art more fully understand technical scheme of the present invention, below in conjunction with the accompanying drawings and most
The present invention is described in further detail for good embodiment.
As shown, the present invention includes one or more cuboid heat exchange units, each cuboid heat exchange unit includes plate
Four heat exchanging chambers that beam module and plate beam module quadrangle or quadrangle extension board 7 are formed with rectangular column edge, plate beam module opposite side
Heat exchanging chamber flow through identical medium.
In a kind of embodiment of the present invention, it is one that a cuboid heat exchange unit quantity is arranged in gas-gas heat exchanger,
Boxboard 2 is equipped at left and right sides of cuboid heat exchange unit, between angle or angle extension board and boxboard that upper and lower both sides pass through plate beam module
Connect the entrance header and outlet header of two different mediums.
The angle of cuboid heat exchange unit or so directly with the boxboard fixing seal of both sides or passes through angle extension board 7 and both sides
Boxboard fixing seal, upper and lower both sides are connect by the angle or angle extension board of plate beam module with entrance header with outlet header, such as Fig. 1
In, angle extension board separates medium A entrance header 4 and medium B outlet headers 1, and the partition board of offside is by medium A outlet header 6
Separate with medium B entrances header 1；
In another embodiment of the present invention, setting cuboid heat exchange unit quantity is multiple and more in gas-gas heat exchanger
A cuboid heat exchange unit is arranged side by side as cuboid heat exchange unit side by side, the adjacent angle in the left and right of multiple cuboid heat exchange units
Or the extension board at angle is fixedly connected, the adjacent heat exchanging chamber perforation in left and right, and boxboard, both sides are equipped on the outside of the outside heat exchanging chamber of left and right two
Boxboard and cuboid heat exchange unit both sides up and down angle or angle extension board interval connection entrance header and outlet header, homonymy
Entrance header or outlet header flow through same media, the entrance header or outlet header of opposite side flow through different medium.
Such as Fig. 2, Fig. 4, in gas-gas heat exchanger setting cuboid heat exchange unit quantity be respectively 2,3 embodiments.
In the preferred embodiment of the present invention, heat exchange unit is multilayer, Duo Gechang to setting cuboid side by side in gas-gas heat exchanger
The extension board at the neighbouring angle or angle of cube heat exchange unit is fixedly connected, the perforation of neighbouring heat exchanging chamber, rectangular up and down
Body side by side the angle of the both sides up and down of the boxboard of the both sides of heat exchange unit and cuboid heat exchange unit or angle extension board interval connect into
Mouth header and outlet header, the entrance header or outlet header of homonymy flow through same media, the entrance header of opposite side or outlet
Header flows through different medium.
Such as Fig. 3, heat exchange unit quantity is respectively 2 embodiments to setting cuboid side by side in gas-gas heat exchanger.
The quadrangle of plate beam module in the present invention is right angle, fillet or arc-shaped transition side, and the corrugated cardboard sheet is in corner
Arrangement.
The shape of corrugated cardboard sheet is square or approximating square, and two groups of group opposite side of corrugated cardboard sheet are respectively as different Jie
For matter into the inlet and outlet of ejecting plate beam module, the stroke of two media is substantially suitable.
Preferably, in order to realize in the same plate beam module in the medium uniformity of each runner and multiple plate beam modules
The medium uniformity of each runner is arranged fluid distribution plate, flow deflector or leads at medium inlet header and (or) outlet header
Device is flowed, realizes guide functions.
Plate beam module 3 is built up for 301 groups by multiple corrugated cardboard sheets, and such as Fig. 5, corrugated cardboard sheet includes main heat-transfer area, is uniformly distributed
In the heat transfer ripple and flow-disturbing ripple of main heat-transfer area；Multiple described corrugated cardboard sheet group poststacks are respectively formed A in corrugated cardboard sheet both sides
Medium channel, medium B channel；In medium B channel, on the basis of main heat-transfer area, the projecting height of conduct heat ripple and flow-disturbing ripple
The 1/2 of respectively less than adjacent main heat transfer interplanar distance, correspondingly, which is contactless board-like straight-through runner, no leeward and stagnant
Area is flowed, dust stratification can be effectively prevent, even if there is dust stratification, deashing can be thoroughly effectively realized under the action of soot blower.
The flow direction of medium A can be with diagram on the contrary, i.e. import header and outlet header location swap, the embodiment is also answered
It is considered as protection scope of the present invention.
Preferably, the entrance header or outlet header are equipped with soot blower, and dust granule sinks downwards under Gravitative Loads
Drop, and then ensure deashing validity.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (9)
1. a kind of board-like gas-gas heat exchanger, which is characterized in that including one or more cuboid heat exchange units, each cuboid changes
Hot cell includes four heat exchanging chambers that plate beam module and plate beam module quadrangle or quadrangle extension board are formed with rectangular column edge, plate beam
The heat exchanging chamber of module opposite side flows through identical medium.
2. a kind of board-like gas-gas heat exchanger according to claim 1, which is characterized in that the cuboid heat exchange unit quantity
It is one, boxboard is equipped at left and right sides of cuboid heat exchange unit, upper and lower both sides pass through the angle of plate beam module or angle extension board and case
The entrance header and outlet header of two different mediums are connected between plate.
3. a kind of board-like gas-gas heat exchanger according to claim 1, which is characterized in that the cuboid heat exchange unit quantity
To be multiple, and multiple cuboid heat exchange units are arranged side by side as cuboid heat exchange unit side by side, multiple cuboid heat exchange units
The extension board at the adjacent angle in left and right or angle is fixedly connected, the adjacent heat exchanging chamber perforation in left and right, on the outside of the outside heat exchanging chamber of left and right two
Equipped with boxboard, the angle of the boxboard of both sides and the both sides up and down of cuboid heat exchange unit or angle extension board interval connection entrance header with
Outlet header, the entrance header or outlet header of homonymy flow through same media, and the entrance header or outlet header of opposite side flow through
Different medium.
4. a kind of board-like gas-gas heat exchanger according to claim 3, which is characterized in that cuboid heat exchange unit side by side
Extension board for multilayer, the neighbouring angle or angle of multiple cuboid heat exchange units is fixedly connected, neighbouring heat exchanging chamber
Perforation, the angle of the both sides up and down of the boxboard of the both sides of heat exchange unit and cuboid heat exchange unit or angle extend upper and lower cuboid side by side
Plate interval connects entrance header and outlet header, the entrance header or outlet header of homonymy flow through same media, and opposite side enters
Mouth header or outlet header flow through different medium.
5. a kind of board-like gas-gas heat exchanger according to any one of claim 1-4, which is characterized in that the plate beam module
Quadrangle be right angle, fillet or arc-shaped transition side, and the corrugated cardboard sheet in corner arrangement.
6. a kind of board-like gas-gas heat exchanger according to claim 5, which is characterized in that the entrance header or outlet header
Equipped with fluid distribution plate.
7. a kind of board-like gas-gas heat exchanger according to claim 6, which is characterized in that the entrance header or outlet header
Equipped with soot blower.
8. a kind of board-like gas-gas heat exchanger according to claim 7, which is characterized in that the corrugated cardboard sheet includes main heat transfer
Face, the heat transfer ripple and flow-disturbing ripple for being uniformly distributed in main heat-transfer area；Multiple described corrugated cardboard sheet group poststacks, in corrugated cardboard sheet two
Side is respectively formed cold medium channel and hot media channel；In the cold medium channel, on the basis of main heat-transfer area, heat transfer ripple with
The projecting height of flow-disturbing ripple is respectively less than the 1/2 of adjacent main heat transfer interplanar distance.
9. a kind of board-like gas-gas heat exchanger according to claim 7, which is characterized in that the corrugated cardboard sheet includes main heat transfer
Face, the heat transfer ripple and flow-disturbing ripple for being uniformly distributed in main heat-transfer area；Multiple described corrugated cardboard sheet group poststacks, in corrugated cardboard sheet two
Side is respectively formed cold medium channel and hot media channel；In the hot media channel, on the basis of main heat-transfer area, heat transfer ripple with
The projecting height of flow-disturbing ripple is respectively less than the 1/2 of adjacent main heat transfer interplanar distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710212645.5A CN108662927A (en) | 2017-04-01 | 2017-04-01 | A kind of board-like gas-gas heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710212645.5A CN108662927A (en) | 2017-04-01 | 2017-04-01 | A kind of board-like gas-gas heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108662927A true CN108662927A (en) | 2018-10-16 |
Family
ID=63784284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710212645.5A Pending CN108662927A (en) | 2017-04-01 | 2017-04-01 | A kind of board-like gas-gas heat exchanger |
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| Country | Link |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0448991A2 (en) * | 1990-03-24 | 1991-10-02 | Schmid, Christoph | Heat exchanger |
| CN2554589Y (en) * | 2002-07-12 | 2003-06-04 | 赵东华 | Air heat exchanger |
| CN1884915A (en) * | 2005-06-20 | 2006-12-27 | 张延丰 | Plate type air preheater |
| CN102419121A (en) * | 2011-12-09 | 2012-04-18 | 中国船舶重工集团公司第七�三研究所 | Heat exchange unit of heat exchange device |
| CN205718592U (en) * | 2016-02-01 | 2016-11-23 | 天津华赛尔传热设备有限公司 | The corrugated board cluster of a kind of one side is contactless straight-through runner |
| CN205784791U (en) * | 2016-02-04 | 2016-12-07 | 丹佛斯微通道换热器（嘉兴）有限公司 | Heat exchanger plates and use its plate type heat exchanger |
| CN207300005U (en) * | 2017-04-01 | 2018-05-01 | 天津华赛尔传热设备有限公司 | A kind of board-like gas-gas heat exchanger |
-
2017
- 2017-04-01 CN CN201710212645.5A patent/CN108662927A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0448991A2 (en) * | 1990-03-24 | 1991-10-02 | Schmid, Christoph | Heat exchanger |
| CN2554589Y (en) * | 2002-07-12 | 2003-06-04 | 赵东华 | Air heat exchanger |
| CN1884915A (en) * | 2005-06-20 | 2006-12-27 | 张延丰 | Plate type air preheater |
| CN102419121A (en) * | 2011-12-09 | 2012-04-18 | 中国船舶重工集团公司第七�三研究所 | Heat exchange unit of heat exchange device |
| CN205718592U (en) * | 2016-02-01 | 2016-11-23 | 天津华赛尔传热设备有限公司 | The corrugated board cluster of a kind of one side is contactless straight-through runner |
| CN205784791U (en) * | 2016-02-04 | 2016-12-07 | 丹佛斯微通道换热器（嘉兴）有限公司 | Heat exchanger plates and use its plate type heat exchanger |
| CN207300005U (en) * | 2017-04-01 | 2018-05-01 | 天津华赛尔传热设备有限公司 | A kind of board-like gas-gas heat exchanger |
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