CN102767983A - Guiding device and heat exchanger capable of achieving even distribution of fluid - Google Patents
Guiding device and heat exchanger capable of achieving even distribution of fluid Download PDFInfo
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- CN102767983A CN102767983A CN2012102838404A CN201210283840A CN102767983A CN 102767983 A CN102767983 A CN 102767983A CN 2012102838404 A CN2012102838404 A CN 2012102838404A CN 201210283840 A CN201210283840 A CN 201210283840A CN 102767983 A CN102767983 A CN 102767983A
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- guiding device
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Abstract
Provided are a guiding device and a heat exchanger capable of achieving even distribution of fluid. The guiding device comprises a guiding plate, wherein an inlet and an outlet of the guiding plate are respectively provided with fluid distributors, the fluid distributors are fixedly connected with the guiding plate through chamfer angles in a matched mode, and fluid channels of the fluid distributors are communicated with corresponding fluid channels of the guiding plate to form a Z-shaped fluid channel. The guiding device further comprises the heat exchanger capable of achieving the even distribution of the fluid. By utilizing the guiding device and the heat exchanger capable of achieving the even distribution of the fluid, previous fluid can flows out latterly and later fluid can flows out firstly of micro-channels or narrow channels of the guiding plate, and flowing processes in channel units are identical basically, resistance is identical basically, thereby very effectively controlling cross sections of velocity fields to be even and identical, improving heat exchange coefficient and enabling the heat exchange effect to be good.
Description
Technical field
The present invention relates to a kind of guiding device and heat exchanger of realizing the fluid uniform distribution.
Background technology
The inhomogeneous distribution of fluid reduces heat exchanger efficiency, and pressure drop increases, and this influence will aggravate along with the increase of heat exchanger heat transfer unit number.
At present, in plate-fin heat exchanger, adopted flow deflector to realize the fluid uniform distribution; Especially using the water conservancy diversion angle is that 45 ° flow deflector can be obtained effect preferably, but because also there is deficiency in the design of flow deflector, there is error in passage processing; And the influence of some other factor (like the cooling of viscous fluid, heating power vibrations etc.) in the heat transfer process, also can cause heat exchanger internal flow maldistribution; Thereby the Re that causes local channel in the heat exchanger changes, and causes heat exchange efficiency lower.
As far as existing micro-channel heat exchanger; Though have better radiating effect; But because the restriction of its version; Not enough below yet existing: each microchannel fluid distributes can't realize uniform distribution, to such an extent as to micro-channel heat exchanger is difficult to have certain limitation during use as evaporimeter.
Summary of the invention
Technical problem to be solved by this invention is that a kind of guiding device and heat exchanger of realizing the fluid uniform distribution is provided.
The technical scheme that the present invention solves its technical problem employing is: a kind of guiding device of realizing the fluid uniform distribution; Comprise deflector; It is characterized in that: the import and the outlet of said deflector are respectively equipped with fluid distributor; Said fluid distributor coincide through angle of chamfer with deflector and is fixedly connected, and the corresponding fluids channel connection of the fluid passage of said fluid distributor and deflector constitutes the zigzag fluid passage.
Further, the fluid passage of the fluid passage of said deflector and fluid distributor is microchannel or thin passage.
Further, the transverse shape of said microchannel or thin passage is circular, trapezoidal, triangle, rectangle, hexagon, semicircle or square.
Further, transverse shape is 0.3mm-1mm for diameter circular, semicircle microchannel, and transverse shape is 1mm-6mm for diameter circular, semicircle thin passage.
Further, the both sides of said deflector are respectively equipped with sealing strip, and the outside of said fluid distributor is provided with sealing strip.
A kind of heat exchanger that said guiding device is installed; Comprise radiating fin, isolation heat-conducting plate, outermost layer baffle and guiding device that sealing strip is housed; Said radiating fin, isolation heat-conducting plate, guiding device, outermost layer baffle are fixedly connected into an integral body; The import of said guiding device is provided with isocon, and outlet is provided with collecting pipe.
A kind of heat exchanger that said guiding device is installed; Comprise deflector, isolation heat-conducting plate, outermost layer baffle and assembly guiding device that sealing strip is housed; Said deflector is microchannel deflector or thin passage deflector; Said assembly guiding device is formed by fixedly connecting 2 the above guiding devices, and said deflector, isolation heat-conducting plate, assembly guiding device, outermost layer baffle are fixedly connected into an integral body, and the import of said assembly guiding device is equipped with isocon; Outlet is equipped with collecting pipe, and the two ends of said microchannel deflector or thin passage deflector are respectively equipped with dislocation orifice-plate type end socket.
A kind of heat exchanger that said guiding device is installed; Comprise deflector, isolate heat-conducting plate, outermost layer baffle and guiding device; Said deflector is microchannel deflector or thin passage deflector, and said deflector, isolation heat-conducting plate, guiding device, outermost layer baffle are fixedly connected into an integral body, and the import of said guiding device is provided with isocon; Outlet is provided with collecting pipe, and the two ends of said microchannel deflector or thin passage deflector are respectively equipped with dislocation orifice-plate type end socket.
The collaborative theory in field shows that no matter be two plume heat exchangers or multiple flow heat exchanger, the temperature field of heat exchanger and velocity field are even more, and its usefulness is high more.
Utilize guiding device of the present invention, can optimize velocity field and temperature gradient field conspiracy relation, make fluid go out in each layer microchannel or after carefully passage all can be realized the precursor; Laggard person goes out earlier; And each channel unit flow process is basic identical, and the resistance size is also basic identical, thereby controls velocity field cross section uniformity very effectively; And then the raising coefficient of heat transfer, the heat exchange better effects if.In addition, through dislocation orifice-plate type end socket is set, can further improve the uniformity in flow field.
Microchannel or thin passage that the present invention can gather many suitable length flow processs form a very passage of big collection sectional area, being used for the heat exchange of scale property, and reach energy-saving effect; Applied widely, not only can be used for heat exchange between gas and liquid or gas and the gas, also can be used for heat exchange between liquid and the liquid, and good effect of heat exchange; Can be used for multiple fluid and a kind of fluid carries out exchange heat, multiple fluid is alternately arranged each other in order; When fluid viscosity contained suspended particles than big or fluid, this fluid side adopted thin passage more suitable.
Description of drawings
Fig. 1 is each assembly Boulez mode structural representation of the heat exchanger that can realize the fluid uniform distribution of the embodiment of the invention 1;
Fig. 2 is the structural representation of the heat exchanger that can realize the fluid uniform distribution of the embodiment of the invention 1;
Fig. 3 is each assembly Boulez mode structural representation of the heat exchanger that can realize the fluid uniform distribution of the embodiment of the invention 2;
Fig. 4 is the structural representation of the heat exchanger that can realize the fluid uniform distribution of the embodiment of the invention 2;
Fig. 5 is the structural representation of the heat exchanger that can realize the fluid uniform distribution of the embodiment of the invention 3.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described further.
See figures.1.and.2; The guiding device that can realize the fluid uniform distribution of present embodiment comprises deflector 1-1, and the import of said deflector 1-1 is provided with fluid distributor I 1-2; Outlet is provided with fluid distributor II 1-3; Said fluid distributor I 1-2 coincide through angle of chamfer with deflector 1-1 respectively with fluid distributor II 1-3 and is fixedly connected, and the fluid passage of said fluid distributor I 1-2 and fluid distributor II 1-3 and the corresponding fluids channel connection of deflector 1-1 constitute the zigzag fluid passage.
The fluid passage of the fluid passage of the fluid passage of said deflector 1-1, fluid distributor I 1-2 and fluid distributor II 1-3 is the microchannel; Its transverse shape is trapezoidal; Certainly, also can be circle, triangle, rectangle, hexagon, semicircle or square.Said transverse shape is 0.6mm for the diameter of circular or semicircle microchannel.
Thin passage also can be adopted in said microchannel, and its transverse shape can be circle, trapezoidal, triangle, rectangle, hexagon, semicircle or square.Said transverse shape is 3mm for diameter circular or semicircle thin passage.
The both sides of said deflector 1-1 are respectively equipped with sealing strip, and the outside of said fluid distributor I 1-2 and fluid distributor II 1-3 is equipped with sealing strip.
The heat exchanger that above-mentioned guiding device is installed of present embodiment; Comprise radiating fin 2, isolation heat-conducting plate 3, outermost layer baffle 4 and guiding device 1 that sealing strip is housed; Said radiating fin 2, isolate heat-conducting plate 3, guiding device 1, outermost layer baffle 4 and become an integral body through the soldering oven soldering; The import of said guiding device 1 is provided with isocon 5, and outlet is provided with collecting pipe 6.
The difference of present embodiment and embodiment 1 is: this guiding device is two-part assembly guiding device 7, and is as shown in Figure 3.Can be used for two kinds of fluids (B fluid and C fluid) and carry out heat exchange with other a kind of fluid (A fluid) simultaneously.Certainly, also can form multisection type assembly guiding device,, not give unnecessary details at this to be used for multiple fluid and other a kind of fluid carries out heat exchange.
With reference to Fig. 4, the heat exchanger 9 of above-mentioned two-part assembly guiding device is installed, be with the difference of embodiment 1: the said radiating fin that sealing strip is housed is used microchannel deflector I 8 instead; As shown in Figure 3; Be that the fluid passage, both sides is the microchannel, certainly, also can use thin passage deflector instead; In addition, the two ends of said microchannel deflector I 8 are equipped with dislocation orifice-plate type end socket.Present embodiment should be used as condenser, especially makees the condenser of refrigeration air-conditioner, can realize that the refrigeration air-conditioner unit in refrigeration simultaneously, can also produce health hot water.
With reference to Fig. 5, the difference of present embodiment and embodiment 1 is: the said radiating fin that sealing strip is housed is used microchannel deflector II 10 instead, certainly, also can use thin passage deflector instead; In addition, the two ends of said microchannel deflector II 10 are equipped with dislocation orifice-plate type end socket.Present embodiment should be used as evaporimeter.
Claims (8)
1. the guiding device that can realize the fluid uniform distribution; Comprise deflector; It is characterized in that: the import and the outlet of said deflector are respectively equipped with fluid distributor; Said fluid distributor coincide through angle of chamfer with deflector and is fixedly connected, and the corresponding fluids channel connection of the fluid passage of said fluid distributor and deflector constitutes the zigzag fluid passage.
2. the guiding device of realizing the fluid uniform distribution according to claim 1 is characterized in that: the fluid passage of said deflector and the fluid passage of fluid distributor are microchannel or thin passage.
3. the guiding device of realizing the fluid uniform distribution according to claim 2 is characterized in that: the transverse shape of said microchannel or thin passage is circular, trapezoidal, triangle, rectangle, hexagon, semicircle or square.
4. the guiding device of realizing the fluid uniform distribution according to claim 3 is characterized in that: transverse shape is 0.3mm-1mm for diameter circular, semicircle microchannel, and transverse shape is 1mm-6mm for diameter circular, semicircle thin passage.
5. according to claim 1 or 2 or the 3 or 4 described guiding devices of realizing the fluid uniform distribution, it is characterized in that: the both sides of said deflector are respectively equipped with sealing strip, and the outside of said fluid distributor is provided with sealing strip.
6. heat exchanger that the said guiding device of claim 5 is installed; Comprise radiating fin, isolation heat-conducting plate and outermost layer baffle that sealing strip is housed; It is characterized in that: also be provided with the said guiding device of claim 5; Said radiating fin, isolation heat-conducting plate, guiding device, outermost layer baffle are fixedly connected into an integral body, and the import of said guiding device is provided with isocon, and outlet is provided with collecting pipe.
7. heat exchanger that the said guiding device of claim 5 is installed; Comprise deflector, isolation heat-conducting plate and outermost layer baffle that sealing strip is housed; Said deflector is microchannel deflector or thin passage deflector; It is characterized in that: also be provided with the assembly guiding device; Said assembly guiding device is formed by fixedly connecting 2 said guiding devices of above claim 5, and said deflector, isolation heat-conducting plate, assembly guiding device, outermost layer baffle are fixedly connected into an integral body, and the import of said assembly guiding device is equipped with isocon; Outlet is equipped with collecting pipe, and the two ends of said microchannel deflector or thin passage deflector are respectively equipped with dislocation orifice-plate type end socket.
8. heat exchanger that the said guiding device of claim 5 is installed; Comprise deflector, isolate heat-conducting plate and outermost layer baffle; Said deflector is microchannel deflector or thin passage deflector; It is characterized in that: also be provided with the said guiding device of claim 5, said deflector, isolation heat-conducting plate, guiding device, outermost layer baffle are fixedly connected into an integral body, and the import of said guiding device is provided with isocon; Outlet is provided with collecting pipe, and the two ends of said microchannel deflector or thin passage deflector are respectively equipped with dislocation orifice-plate type end socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102838404A CN102767983A (en) | 2012-08-10 | 2012-08-10 | Guiding device and heat exchanger capable of achieving even distribution of fluid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102838404A CN102767983A (en) | 2012-08-10 | 2012-08-10 | Guiding device and heat exchanger capable of achieving even distribution of fluid |
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| CN102767983A true CN102767983A (en) | 2012-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012102838404A Pending CN102767983A (en) | 2012-08-10 | 2012-08-10 | Guiding device and heat exchanger capable of achieving even distribution of fluid |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104457345A (en) * | 2013-09-17 | 2015-03-25 | 中国石油化工股份有限公司 | Fin plate heat exchanger for condensing waste heat recovery |
| CN104754921A (en) * | 2015-03-06 | 2015-07-01 | 西安电子科技大学 | Microchannel radiator with uniform heat source surface temperature |
| JP2017207237A (en) * | 2016-05-19 | 2017-11-24 | 新日鐵住金株式会社 | Heat exchanger |
| CN108139182A (en) * | 2015-10-02 | 2018-06-08 | 阿尔法拉瓦尔股份有限公司 | Heat transfer plate and plate heat exchanger |
| CN109443056A (en) * | 2018-09-14 | 2019-03-08 | 中国科学院工程热物理研究所 | Two-sided staggeredly printed circuit board heat exchanger plates and heat exchanger |
| WO2023173455A1 (en) * | 2022-03-14 | 2023-09-21 | 西安交通大学 | Multi-layer flow distribution liquid cooling plate |
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| JPS63210595A (en) * | 1987-02-27 | 1988-09-01 | Ishikawajima Harima Heavy Ind Co Ltd | Plate fin type heat exchanger |
| US5709264A (en) * | 1996-03-18 | 1998-01-20 | The Boc Group, Inc. | Heat exchanger |
| CN1620591A (en) * | 2002-01-17 | 2005-05-25 | 液体空气乔治洛德方法利用和研究的具有监督和管理委员会的有限公司 | Heat exchange fin and the production method thereof |
| CN101158558A (en) * | 2007-07-24 | 2008-04-09 | 李建明 | Plate-fin heat exchanger |
| CN201476611U (en) * | 2009-05-31 | 2010-05-19 | 四川空分设备(集团)有限责任公司 | Plate-fin heat exchanger |
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2012
- 2012-08-10 CN CN2012102838404A patent/CN102767983A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63210595A (en) * | 1987-02-27 | 1988-09-01 | Ishikawajima Harima Heavy Ind Co Ltd | Plate fin type heat exchanger |
| US5709264A (en) * | 1996-03-18 | 1998-01-20 | The Boc Group, Inc. | Heat exchanger |
| CN1620591A (en) * | 2002-01-17 | 2005-05-25 | 液体空气乔治洛德方法利用和研究的具有监督和管理委员会的有限公司 | Heat exchange fin and the production method thereof |
| CN101158558A (en) * | 2007-07-24 | 2008-04-09 | 李建明 | Plate-fin heat exchanger |
| CN201476611U (en) * | 2009-05-31 | 2010-05-19 | 四川空分设备(集团)有限责任公司 | Plate-fin heat exchanger |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104457345A (en) * | 2013-09-17 | 2015-03-25 | 中国石油化工股份有限公司 | Fin plate heat exchanger for condensing waste heat recovery |
| CN104754921A (en) * | 2015-03-06 | 2015-07-01 | 西安电子科技大学 | Microchannel radiator with uniform heat source surface temperature |
| CN104754921B (en) * | 2015-03-06 | 2018-03-06 | 西安电子科技大学 | The uniform microchannel heat sink of thermal source face temperature |
| CN108139182A (en) * | 2015-10-02 | 2018-06-08 | 阿尔法拉瓦尔股份有限公司 | Heat transfer plate and plate heat exchanger |
| CN108139182B (en) * | 2015-10-02 | 2019-07-12 | 阿尔法拉瓦尔股份有限公司 | Heat transfer plate and plate heat exchanger |
| US10724802B2 (en) | 2015-10-02 | 2020-07-28 | Alfa Laval Corporate Ab | Heat transfer plate and plate heat exchanger |
| JP2017207237A (en) * | 2016-05-19 | 2017-11-24 | 新日鐵住金株式会社 | Heat exchanger |
| CN109443056A (en) * | 2018-09-14 | 2019-03-08 | 中国科学院工程热物理研究所 | Two-sided staggeredly printed circuit board heat exchanger plates and heat exchanger |
| CN109443056B (en) * | 2018-09-14 | 2020-08-11 | 中国科学院工程热物理研究所 | Double-sided staggered printed circuit board type heat exchange plate and heat exchanger |
| WO2023173455A1 (en) * | 2022-03-14 | 2023-09-21 | 西安交通大学 | Multi-layer flow distribution liquid cooling plate |
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Application publication date: 20121107 |