WO2005036086A1 - 再生熱交換器、及び再生熱交換方法 - Google Patents
再生熱交換器、及び再生熱交換方法 Download PDFInfo
- Publication number
- WO2005036086A1 WO2005036086A1 PCT/JP2004/014961 JP2004014961W WO2005036086A1 WO 2005036086 A1 WO2005036086 A1 WO 2005036086A1 JP 2004014961 W JP2004014961 W JP 2004014961W WO 2005036086 A1 WO2005036086 A1 WO 2005036086A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- regenerative heat
- heat exchanger
- heat exchange
- fluid
- concave
- Prior art date
Links
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
- F28D9/0025—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 the conduits being formed by zig-zag bend plates
-
- 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
- F28F3/04—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element
- F28F3/042—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element in the form of local deformations of the element
- F28F3/046—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element in the form of local deformations of the element the deformations being linear, e.g. corrugations
Definitions
- the present invention relates to a regenerative heat exchanger and a regenerative heat exchange method that can be suitably used for an energy system such as an air conditioner, a refrigerator, a gas turbine, and a fuel cell.
- a primary surface-type heat exchanger configured with a flow path that has a rectangular shape such as a rectangular shape, by overlapping partition walls (members) bent in a wave shape
- an inner fin type heat exchanger having a corrugated fin sandwiched between parallel plate partition walls is often used.
- the small diameter of the hydrodynamic diameter that has a large effect on the heat transfer performance can be achieved by finely adjusting the pitch of the heat transfer surface bent in a wave shape. Has been planned.
- An object of the present invention is to provide a regenerative heat exchanger that maintains reliability such as heat resistance and corrosion resistance, has a high heat transfer promoting function, and is sufficiently compact. To do. Furthermore, the present invention provides a regenerative heat exchange method using the regenerative heat exchanger. aimed to.
- the present invention provides:
- the present invention relates to regenerative heat exchange, characterized in that a plurality of concave and convex ribs are provided at a predetermined angle.
- At least one inner surface portion of a plurality of rectangular members adjacent to each other for flowing a plurality of fluids having different temperatures for heat exchange, that is, the partition wall portion is A plurality of concave and convex ribs are provided so as to form a predetermined angle with the fluid flow direction.
- a secondary flow component that is, a vertical vortex is generated in the cross section of the flow path to generate a swirling flow.
- This swirl flow promotes mixing of the component of the fluid heat-exchanged in the vicinity of the partition and the mainstream component of the fluid that flows through the substantially central portion of the rectangular member, and therefore has extremely high heat transfer performance. It will be obtained.
- a regenerative heat exchanger that maintains reliability such as heat resistance and corrosion resistance and has a high heat transfer promoting function and can be sufficiently removed from the compressor. it can.
- the plurality of concave and convex ribs intersect each other on the inner side surface. Furthermore, on the inner surface, the angle is made to intersect with the fluid flow direction so that the sign of the angle is alternately changed. In this case, the rotational direction is different on the same inner surface on which the plurality of concave and convex ribs are formed, that is, on the partition wall. The above-described heat transfer performance can be further improved.
- an angle formed by the plurality of uneven ribs and the fluid flow direction is set to 30 degrees to 80 degrees. If the angle is smaller than 30 degrees, sufficient heat transfer performance due to swirl flow generation may not be realized. If the angle is larger than 80 degrees, the pressure loss increases and a large flow loss occurs. May not be possible.
- the pitch of the plurality of concave and convex ribs is equal to or shorter than the length of the short side in the cross section of the rectangular member. If the pitch exceeds the length of the short side, the swirl flow cannot be generated by the uneven ribs, and sufficient heat transfer performance may not be generated.
- the present invention relates to a regenerative heat exchange method using the regenerative heat exchanger described above, and a step of configuring a regenerative heat exchanger by combining a plurality of rectangular members so as to be adjacent to each other;
- FIG. 1 is a block diagram showing an example of a regenerative heat exchanger according to the present invention.
- FIG. 2 is a configuration diagram showing another example of the regenerative heat exchanger of the present invention.
- FIG. 3 is a configuration diagram showing a modification of the regenerative heat exchanger shown in FIG. 1.
- FIG. 1 is a configuration diagram showing an example of a regenerative heat exchanger according to the present invention.
- the waves A plurality of rectangular members 11 bent in a shape are combined so as to be adjacent to each other with a step, thereby forming a primary surface type regenerative heat exchange.
- the inside of the rectangular member 11 is hollow and constitutes a flow path through which the fluid propagates.
- a plurality of concave and convex ribs 12 are formed on the inner surface 11 A of each rectangular member 11, that is, on the partition wall 11 A with respect to the flow paths adjacent to each other.
- the velocity of the fluid in the vicinity of the partition wall 11A is increased, the heat transferred from the partition wall 11A can be efficiently propagated through the convection of the fluid, and the heat transfer performance can be further improved. it can. Further, the swirling flow is not accelerated or disturbed by the separation from the partition wall, so that no large pressure loss occurs. Further, since the concave and convex ribs can be easily formed by press working, reliability is not reduced due to local thinning or exposure of the cut surface.
- the regenerative heat exchange 10 shown in FIG. 1 maintains reliability such as heat resistance and corrosion resistance and has a high heat transfer promoting function, and can be sufficiently compact.
- ⁇ is preferably 30 degrees to 80 degrees. If the angle ⁇ is smaller than 30 degrees, sufficient heat transfer performance due to swirl flow generation may not be realized. If the angle ⁇ is larger than 80 degrees, the pressure loss increases and a large flow loss occurs. Thermal performance may not be generated.
- the pitch P of the plurality of concave and convex ribs 12 is preferably equal to or shorter than the length L of the short side in the cross section of the rectangular member 12.
- the pitch P increases beyond the length L of the short side, the swirl flow cannot be generated by the uneven rib 12 and sufficient heat transfer performance may not be generated.
- the cross-sectional size and length of the rectangular member 11 constituting the regenerative heat exchanger 10 can be appropriately set according to the degree of heat exchange and its application.
- FIG. 2 is a configuration diagram showing another example of the regenerative heat exchanger of the present invention.
- a plurality of rectangular members 21 bent in a wave shape are combined so as to be adjacent to each other and sandwiched between flat plates 25, thereby constituting an inner fin type regenerative heat exchange.
- the inside of the rectangular member 21 is hollow and forms a flow path through which the fluid propagates.
- a plurality of concave and convex ribs 22 are formed on the inner side surface 21A of each rectangular member 21, that is, on the partition wall 21A with respect to the flow paths adjacent to each other.
- the velocity of the fluid in the vicinity of the partition wall 21A increases, the heat transferred from the partition wall 21A can be efficiently propagated through the convection of the fluid, and the heat transfer performance can be further improved. it can. Further, the swirling flow is not accelerated or disturbed by the separation from the partition wall, so that no large pressure loss occurs. Further, since the concave and convex ribs can be easily formed by press working, reliability is not reduced due to local thinning or exposure of the cut surface.
- the regenerative heat exchanger 20 shown in FIG. 2 maintains reliability such as heat resistance and corrosion resistance and has a high heat transfer promoting function, and can be sufficiently compact.
- ⁇ is preferably 30 degrees to 80 degrees. If the angle ⁇ is less than 30 degrees, sufficient heat transfer performance due to swirl flow generation may not be achieved. If the angle ⁇ is greater than 80 degrees, the pressure loss increases and a large flow loss occurs. Thermal performance may not be generated.
- the pitch Q of the plurality of concave and convex ribs 22 is the length R of the short side in the cross section of the rectangular member 21. The following is preferable. If the pitch Q becomes larger than the short side length R, the swirl flow cannot be generated by the uneven rib 22 and sufficient heat transfer performance may not be generated.
- the size and length of the cross section of the rectangular member 21 constituting the regenerative heat exchange can be appropriately set according to the degree of heat exchange and its application.
- FIG. 3 is a configuration diagram showing a modification of the regenerative heat exchanger shown in FIG.
- a plurality of rectangular members 31 that are bent in a wave shape are combined so as to be adjacent to each other with a step, so that the regenerative heat exchange of the primary surface type ⁇ 3 0 Is configured.
- the inside of the rectangular member 31 is hollow and forms a flow path through which the fluid propagates.
- a plurality of concave and convex ribs 32 are formed so as to exhibit the following.
- the pitch of the concavo-convex ribs is defined by comparison with the short side of the cross section of the rectangular member, but if the cross section of the rectangular member is a square, It can be defined by comparison with length.
- the concave and convex ribs are crossed so that the signs of the angles are different from the flow direction of the fluid, and the overall shape is V-shaped. It can also be formed to be W-shaped.
- the regenerative heat exchanger and the regenerative heat exchange method of the present invention can be suitably used for energy systems such as air conditioners, refrigerators, gas turbines, and fuel cells.
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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
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003352449A JP3697523B2 (ja) | 2003-10-10 | 2003-10-10 | 再生熱交換器、及び再生熱交換方法 |
JP2003-352449 | 2003-10-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005036086A1 true WO2005036086A1 (ja) | 2005-04-21 |
Family
ID=34431109
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/014961 WO2005036086A1 (ja) | 2003-10-10 | 2004-10-08 | 再生熱交換器、及び再生熱交換方法 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP3697523B2 (ja) |
WO (1) | WO2005036086A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102735083A (zh) * | 2012-07-25 | 2012-10-17 | 黄学明 | 一种板式换热器 |
JP2020529574A (ja) * | 2017-08-04 | 2020-10-08 | ハイエタ・テクノロジーズ・リミテッド | 熱交換器 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011112331A (ja) * | 2009-11-30 | 2011-06-09 | T Rad Co Ltd | 排ガス用熱交換器 |
JP5727327B2 (ja) * | 2011-08-08 | 2015-06-03 | 株式会社神戸製鋼所 | 熱交換器 |
JP2012198023A (ja) * | 2012-07-26 | 2012-10-18 | Komatsu Ltd | コルゲートフィンおよびそれを備える熱交換器 |
JP5694282B2 (ja) * | 2012-12-10 | 2015-04-01 | 株式会社小松製作所 | コルゲートフィンおよびそれを備える熱交換器 |
JP2014142180A (ja) * | 2014-04-24 | 2014-08-07 | Komatsu Ltd | コルゲートフィンおよびそれを備える熱交換器 |
JP6393135B2 (ja) * | 2014-09-25 | 2018-09-19 | 住友精密工業株式会社 | ヒートシンク |
JP6560564B2 (ja) * | 2015-08-26 | 2019-08-14 | 日立造船株式会社 | 燃料電池システム |
WO2022038762A1 (ja) * | 2020-08-21 | 2022-02-24 | 三菱電機株式会社 | 熱交換素子および熱交換換気装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61186794A (ja) * | 1985-02-15 | 1986-08-20 | Hisaka Works Ltd | プレ−ト式熱交換器 |
JPH10211537A (ja) * | 1997-01-24 | 1998-08-11 | Furukawa Electric Co Ltd:The | 伝熱管及びその製造方法 |
JP2002054511A (ja) * | 2000-08-14 | 2002-02-20 | Hino Motors Ltd | Egrクーラ |
JP2002323295A (ja) * | 2001-04-24 | 2002-11-08 | Mitsubishi Heavy Ind Ltd | プレートフィン型熱交換器 |
JP2003184573A (ja) * | 2001-12-13 | 2003-07-03 | Toyo Radiator Co Ltd | ガスタービンシステム |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE423750B (sv) * | 1977-01-14 | 1982-05-24 | Munters Ab Carl | Anordning vid vermevexlare for sensibel och/eller latent vermeoverforing |
WO1997030321A1 (en) * | 1996-04-12 | 1997-08-21 | Alliedsignal Inc. | Carbon/carbon heat exchanger and manufacturing method |
-
2003
- 2003-10-10 JP JP2003352449A patent/JP3697523B2/ja not_active Expired - Lifetime
-
2004
- 2004-10-08 WO PCT/JP2004/014961 patent/WO2005036086A1/ja active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61186794A (ja) * | 1985-02-15 | 1986-08-20 | Hisaka Works Ltd | プレ−ト式熱交換器 |
JPH10211537A (ja) * | 1997-01-24 | 1998-08-11 | Furukawa Electric Co Ltd:The | 伝熱管及びその製造方法 |
JP2002054511A (ja) * | 2000-08-14 | 2002-02-20 | Hino Motors Ltd | Egrクーラ |
JP2002323295A (ja) * | 2001-04-24 | 2002-11-08 | Mitsubishi Heavy Ind Ltd | プレートフィン型熱交換器 |
JP2003184573A (ja) * | 2001-12-13 | 2003-07-03 | Toyo Radiator Co Ltd | ガスタービンシステム |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102735083A (zh) * | 2012-07-25 | 2012-10-17 | 黄学明 | 一种板式换热器 |
JP2020529574A (ja) * | 2017-08-04 | 2020-10-08 | ハイエタ・テクノロジーズ・リミテッド | 熱交換器 |
JP7220197B2 (ja) | 2017-08-04 | 2023-02-09 | ハイエタ・テクノロジーズ・リミテッド | 熱交換器 |
US11619454B2 (en) | 2017-08-04 | 2023-04-04 | Hieta Technologies Limited | Heat exchanger |
Also Published As
Publication number | Publication date |
---|---|
JP3697523B2 (ja) | 2005-09-21 |
JP2005114324A (ja) | 2005-04-28 |
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