CN1940450A - Heat exchanger - Google Patents
Heat exchanger Download PDFInfo
- Publication number
- CN1940450A CN1940450A CNA2006101393874A CN200610139387A CN1940450A CN 1940450 A CN1940450 A CN 1940450A CN A2006101393874 A CNA2006101393874 A CN A2006101393874A CN 200610139387 A CN200610139387 A CN 200610139387A CN 1940450 A CN1940450 A CN 1940450A
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- CN
- China
- Prior art keywords
- heat
- flat wall
- exchange tube
- heat exchanger
- fin
- 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.)
- Pending
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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
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D1/03—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with plate-like or laminated conduits
- F28D1/0391—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with plate-like or laminated conduits a single plate being bent to form one or more conduits
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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
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/126—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element consisting of zig-zag shaped fins
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
- F28F9/0246—Arrangements for connecting header boxes with flow lines
-
- 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
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D2001/0253—Particular components
- F28D2001/026—Cores
- F28D2001/028—Cores with empty spaces or with additional elements integrated into the cores
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
A heat exchanger to be used as a heater core includes a pair of header tanks spaced apart from each other, a plurality of flat heat exchange tubes which are disposed between the two header tanks at predetermined intervals along a longitudinal direction of the header tanks with their width direction coinciding with an air flow direction and whose opposite end portions are connected to the header tanks, and a plurality of corrugate fins each disposed between the adjacent heat exchange tubes. Each heat exchange tube has an inner height Ht of 1.2 mm to 1.7 mm and a width of 18 mm to 24 mm as measured in the air flow direction. Each corrugate fin has a fin height Hf of 4.0 mm to 7.5 mm. This heat exchanger exhibits excellent heat radiation performance and low resistance to air flow and water flow.
Description
Technical field
For example the present invention relates to the heat exchanger that uses well as the radiator centre on the air conditioning for automobiles that is assembled into vehicle.In the scope of this specification and claim, mentioned " aluminium " such term also comprises aluminium alloy except fine aluminium.
Background technology
As the radiator centre of used for automobile air conditioning, in the past, known had a kind of radiator centre as described below, and this radiator centre possesses: mutually across at interval and 1 pair of radiator header tank of configuration; Between two radiator header tanks, in the mode of cross direction frontage and airiness direction along the length direction of radiator header tank across the compartment of terrain configuration, and both ends are connected a plurality of flat heat exchange tubes on the two radiator header tanks; And constitute, and be configured in adjacent heat-exchange tube corrugated fin each other by wave crest portion, wave base portion and the smooth linking part that links wave crest portion and wave base portion; Wherein the pipe height of heat-exchange tube (thickness of header tank length direction) is 1.4～1.8mm, form the aluminum strip of heat-exchange tube wall thickness, be that the wall thickness of the tube wall of heat exchange pipe is 0.4mm, the internal height of heat-exchange tube (pipe height-pipe wall thickness) is 0.6～1.0mm, the depth length of corrugated fin is 21～32mm, as the air line distance of the wave crest portion of the height of corrugated fin and wave base portion less than 2.5～not enough 5.0mm (with reference to No. 3459271 communique of Japanese patent of invention).
; require the further raising of the performance of radiator centre recently, according to the radiator centre of above-mentioned communique record, though heat dispersion is good; but aeration resistance and water flowing resistance (passage resistance) uprise, and existence can not be satisfied the problem that requires performance as a whole.
So present inventors are conceived to the internal height of heat-exchange tube and the fin height of corrugated fin, until having finished the present invention in order to seek the optimization of heat dissipation capacity, aeration resistance and water flowing resistance as the performance factor of radiator centre.
Summary of the invention
The purpose of this invention is to address the above problem, and provides that a kind of heat dispersion is good when using as radiator centre, can prevent the heat exchanger of the increase of aeration resistance and water flowing resistance simultaneously.
The present invention possesses following sample attitude in order to reach above-mentioned purpose.
1) a kind of heat exchanger, this heat exchanger possesses: be spaced from each other at interval and 1 pair of radiator header tank of configuration; Between two radiator header tanks, along the length direction devices spaced apart of radiator header tank and dispose, and both ends are connected a plurality of flat heat exchange tubes on two radiator header tanks in the mode of cross direction frontage and airiness direction; With constitute by wave crest portion, wave base portion and the smooth linking part that links wave crest portion and wave base portion, and be configured in corrugated fin between the adjacent heat-exchange tube; Wherein: the internal height of heat-exchange tube is 1.2～1.7mm, and the wide of the direction of ventilation of heat-exchange tube is 18～24mm, is 4.0～7.5mm as the wave crest portion of the fin height of corrugated fin and the air line distance of wave base portion.
2) as 1) described heat exchanger, wherein, the internal height of heat-exchange tube is 1.3～1.5mm.
3) as 1) described heat exchanger wherein, is 5.0～6.5mm as the wave crest portion of the fin height of corrugated fin and the air line distance of wave base portion.
4) as 1) described heat exchanger, wherein, heat-exchange tube possesses 1 pair of flat wall respect to one another, stride 2 sidewalls between the both side edges of being located at two flat wall and stride 1 reinforced wall between the pars intermedia of the cross direction of being located at two flat wall; One side's flat wall is made of 1 the 1st flat wall portion of formation; The opposing party's flat wall is by being formed on via sidewall on the both side edges that the 1st flat wall forms portion, and constitutes with 2 the 2nd flat wall formation portions that the edge portion of sidewall opposition side is docked mutually; Reinforced wall is by being formed in the edge portion of mutual butt joint that two the 2nd flat wall form portion to form the side-prominent mode of portion to the 1st flat wall respectively, and the reinforced wall formation portion that leading section touches in the 1st flat wall formation portion constitutes; Form the bend of oriented two side lateral bending song on the front end of reinforced wall formation portion, this bend is engaged with in the 1st flat wall formation portion simultaneously.
5) as 4) described heat exchanger, wherein, the internal height of heat-exchange tube is the air line distance of the 1st flat wall formation portion's inner face and the 2nd flat wall formation portion inner face.
Above-mentioned heat exchanger for example uses as the radiator centre of air conditioning for automobiles.
According to above-mentioned 1) heat exchanger, when using as the radiator centre of air conditioning for automobiles, heat dispersion is good, can prevent the increase of aeration resistance and water flowing resistance simultaneously.
According to above-mentioned 2) and 3) heat exchanger, further improve above-mentioned 1) effect.
Description of drawings
Fig. 1 is the front view of integral body formation of showing the used for automobile air conditioning radiator centre (1) of the heat exchanger be suitable for this invention.
Fig. 2 is the A-A line amplification profile of Fig. 1.
Fig. 3 is the B-B line profile of Fig. 2.
Fig. 4 is the curve map of relation of showing the internal height (Ht) of the ratio (Q/DPw) of the ratio (Q/DPa) of heat dissipation capacity and aeration resistance and heat dissipation capacity and water flowing resistance and heat-exchange tube.
Fig. 5 is a curve map of showing the relation of the ratio (Q/DPw) of the ratio (Q/DPa) of heat dissipation capacity and aeration resistance and heat dissipation capacity and water flowing resistance and fin height (Hf).
The specific embodiment
Below, with reference to this working of an invention form of description of drawings.This example is the example that the heat exchanger of this invention is applicable to the radiator centre of air conditioning for automobiles.
Moreover, in the following description, with about Fig. 1, about be said about, about, with the paper dorsal part (upside of Fig. 2) of Fig. 1 be said before, with its opposition side be said after.
Fig. 1 has showed that the integral body of the used for automobile air conditioning radiator centre of the heat exchanger of having used this invention constitutes, and Fig. 2 and Fig. 3 have showed the formation of wanting portion.
In Fig. 1, radiator centre (1), possess along above-below direction across disposing at interval and along left and right directions the last radiator header tank (2) and the radiator header tank (3) down of long aluminum, and the heat exchange fuse portion (4) between the two radiator header tanks (2) (3) about being located at.
The left part of two radiator header tanks (2) (3) is more outstanding to left than heat exchange fuse portion (4) up and down, is connected with outlet (5) and inlet tube (6) on the left protuberance of the upper and lower radiator header tank of the left protuberance of last radiator header tank (2) (3) respectively.
Heat exchange fuse portion (4) possesses: disposes across the interval along left and right directions in the mode of cross direction towards fore-and-aft direction (direction of ventilation), and a plurality of aluminum flat heat exchange tubes (7) on two radiator header tanks (2) (3) about both ends are connected up and down; Be configured in adjacent heat-exchange tube (7) each other and the outside of the heat-exchange tube at two ends, the left and right sides (7) and by soldering the aluminum corrugated fin (8) on the heat-exchange tube (7) and be configured in two ends, the left and right sides corrugated fin (8) the outside and by the side plate (9) of soldering on corrugated fin (8).The both ends up and down of heat-exchange tube (7), be inserted into state in the pipe patchhole (diagram slightly) that is formed on the two radiator header tanks (2) (3) up and down by soldering on two radiator header tanks (2) (3).
As Fig. 2 and shown in Figure 3, heat-exchange tube (7), be by will on one side, having the aluminium soldering sheet of the band shape of solder layer at least, bend to hollow form in solder layer mode toward the outer side, carrying out soldering then forms, possess respect to one another about two walls (11) (12) (1 pair of flat wall), stride the two side, front and back (13) (14) between the front and back both side edges of two walls (11) (12) about being located at, and stride be located at about 1 reinforced wall (15) between the central portion of cross direction of two walls (11) (12).Right wall (12) forms portion (12A) by 1 right wall and constitutes, left side wall (11) is by being formed on via two side, front and back (13) (14) on the front and back both side edges that right wall forms portion (12A), and (11B) constitutes with 2 left wall formation portions (11A) that the edge portion of sidewall (13) (14) opposition side docks mutually.Reinforced wall (15) is by to be formed in the edge portion that two left walls form portion (11A) mutual butt joint (11B) and leading section touches to form that portion (12A) goes up and formed reinforced wall in the portion (12A) by soldering at right wall at right wall and forms portion (15A) and constitute to right-hand outstanding mode respectively.On the front end (right-hand member) of reinforced wall formation portion (15A), form the bend (15B) of two side (13) (14) lateral bending song forwards, backwards, and this bend (15B) by soldering in right wall formation portion (12A).
Wide (Wt) of the fore-and-aft direction of heat-exchange tube (7) is 18～24mm, the internal height (Ht) of heat-exchange tube (7), promptly do not exist bend (15B) part about air line distance between the inner face of two walls (11) (12) be 1.2～1.7mm.Preferred 1.3～the 1.5mm of internal height (Ht) of heat-exchange tube (7).And then the wall thickness of the perisporium of heat-exchange tube (7) is made as 0.1～0.4mm, for example is made as 0.2mm.Restriction on the wall thickness of the perisporium of heat-exchange tube (7) is considered to make and the requirement on the intensity and determine.
Corrugated fin (8) is to form undulatory parts with the aluminium soldering sheet that has solder layer on the two sides, the smooth horizontal linking part (8c) that possesses wave crest portion (8a), wave base portion (8b) and link wave crest portion (8a) and wave base portion (8b) upward is formed with a plurality of louvre blades (16) along fore-and-aft direction side by side at linking part (8c).The wide of fore-and-aft direction of the wide and heat-exchange tube (7) of the fore-and-aft direction of corrugated fin (8) equates.And, the wave crest portion (8a) of corrugated fin (8) and wave base portion (8b) by soldering on heat-exchange tube (7) and side plate (9).
As the wave crest portion (8a) of the fin height (Hf) of corrugated fin (8) and the air line distance of wave base portion (8b) is 4.0～7.5mm, preferred 5.0～6.5mm.In addition, when the spacing with the adjacent wave crest portion (8a) of corrugated fin (8) was made as (P), inter fin space (Pf) equaled P/2, and preferred Pf=0.8～3.0mm for example is 1.5mm.In addition, the wall thickness of corrugated fin (8) is 0.02～0.1mm, for example is made as 0.06mm.The inter fin space (Pf) of corrugated fin (8) and wall thickness are considered restriction, the requirement on the intensity and the aeration resistance in the manufacturing and are determined.
Why the internal height (Ht) with heat-exchange tube (7) is made as 1.2～1.7mm, is because after carrying out computer Simulation calculation, has obtained result as shown in Figure 4.This computer Simulation calculation, be to be made as 140mm by height with heat exchange fuse portion (4), the wide 145mm that is made as with the left and right directions of heat exchange fuse portion (4), wide (Wt) of the fore-and-aft direction of heat-exchange tube (7) is made as 21mm, the wall thickness of the perisporium of heat-exchange tube (7) is made as 0.2mm, to be made as 5.7mm as the wave crest portion (8a) of the fin height (Hf) of corrugated fin (8) and the air line distance of wave base portion (8b), to be made as 1.5mm as the spacing of the linking part (8c) of the inter fin space (Pf) of corrugated fin (8), the wall thickness of corrugated fin (8) is made as 0.06mm, and internal height (Ht) variation of heat-exchange tube (7) is carried out.
The longitudinal axis of curve map shown in Figure 4 is represented the ratio (Q/DPa) of heat dissipation capacity and aeration resistance and the ratio (Q/DPw) of heat dissipation capacity and water flowing resistance.In order to improve the performance of radiator centre (1), above-mentioned 2 ratio Q/DPa and Q/DPw are increased all, just must dwindle the internal height (Ht) of heat-exchange tube (7) and increase fin height (Hf) but want to dwindle aeration resistance and increase Q/DPa, but at this moment the water flowing resistance becomes big.On the other hand, want to dwindle the water flowing resistance and increase Q/DPw, just must increase the internal height (Ht) of heat-exchange tube (7) and dwindle fin height (Hf), but aeration resistance change at this moment greatly.And from curve map shown in Figure 4, scope 1.2～1.7mm that Q/DPa and Q/DPw are become preferred value is made as the internal height of heat-exchange tube (7).In addition, from curve map shown in Figure 4 as can be known more preferably the internal height of heat-exchange tube (7) be 1.3～1.5mm.Moreover why the lower limit with the internal height (Ht) of heat-exchange tube (7) is made as 0.7mm, and very difficult on making also is very big reason.
Why the fin height (Hf) with corrugated fin (8) is made as 4.0～7.5mm, is because obtained result shown in Figure 5 after carrying out computer Simulation calculation.This computer Simulation calculation, be to be made as 140mm by height with heat exchange fuse portion (4), the wide 145mm that is made as with the left and right directions of heat exchange fuse portion (4), wide (Wt) of the fore-and-aft direction of heat-exchange tube (7) is made as 21mm, the internal height (Ht) of heat-exchange tube (7) is made as 1.4mm, the wall thickness of the perisporium of heat-exchange tube (7) is made as 0.2mm, to be made as 1.5mm as the spacing of the linking part (8c) of the inter fin space (Pf) of corrugated fin (8), the wall thickness of corrugated fin (8) is made as 0.06mm, and fin height (Hf) variation of corrugated fin (8) is carried out.
The longitudinal axis of curve map shown in Figure 5 is represented the ratio (Q/DPa) of heat dissipation capacity and aeration resistance and the ratio (Q/DPw) of heat dissipation capacity and water flowing resistance.In order to improve the performance of radiator centre (1), any one of essential above-mentioned 2 ratio Q/DPa of increase and Q/DPw, want to dwindle aeration resistance and increase Q/DPa, must increase fin height (Hf) and the internal height (Ht) of dwindling heat-exchange tube (7), but at this moment the water flowing resistance becomes big.On the other hand, want to dwindle the water flowing resistance and increase Q/DPw, must dwindle fin height (Hf) and increase the internal height (Ht) of heat-exchange tube (7), but at this moment aeration resistance becomes big.Thereby from curve map shown in Figure 5 as can be known, scope 4.0～7.5mm that Q/DPa and Q/DPw are become preferred value is made as the fin height (Hf) of corrugated fin (8).In addition, from curve map shown in Figure 5 as can be known more preferably the fin height (Hf) of corrugated fin (8) be 5.0～6.5mm.
In above-mentioned radiator centre (1), the engine cooling water of high temperature is transported to down in the radiator header tank (3) by inlet tube (6) from engine.High-temperature engine cooling water shunting back under flowing in the radiator header tank (3) flows in the heat-exchange tube (7), enters in the radiator header tank (2) behind the flow direction top in heat-exchange tube (7).High-temperature engine cooling water in the inflow in the radiator header tank (2) turns back to engine by outlet (5).Moreover the engine cooling water of high temperature also has the situation that is fed to radiator centre (1) and radiator from engine, and the situation that only flows to radiator from engine is perhaps arranged.
Claims (5)
1. heat exchanger, this heat exchanger possesses: mutually across at interval and 1 pair of radiator header tank of configuration; Between two radiator header tanks, in the mode of cross direction frontage and airiness direction along the length direction of radiator header tank across the compartment of terrain configuration, and both ends are connected a plurality of flat heat exchange tubes on the two radiator header tanks; And constitute, and be configured in adjacent heat-exchange tube corrugated fin each other by wave crest portion, wave base portion and the smooth linking part that links wave crest portion and wave base portion; Wherein:
The internal height of heat-exchange tube is 1.2～1.7mm, and the wide of the direction of ventilation of heat-exchange tube is 18～24mm, is 4.0～7.5mm as the wave crest portion of the fin height of corrugated fin and the air line distance of wave base portion.
2. heat exchanger as claimed in claim 1, wherein, the internal height of heat-exchange tube is 1.3～1.5mm.
3. heat exchanger as claimed in claim 1 wherein, is 5.0～6.5mm as the wave crest portion of the fin height of corrugated fin and the air line distance of wave base portion.
4. heat exchanger as claimed in claim 1, wherein, heat-exchange tube possesses 1 pair of flat wall respect to one another, stride 2 sidewalls between the both side edges of being located at two flat wall and stride 1 reinforced wall between the pars intermedia of the cross direction of being located at two flat wall; One side's flat wall is made of 1 the 1st flat wall portion of formation; The opposing party's flat wall is by being formed on via sidewall on the both side edges that the 1st flat wall forms portion, and constitutes with 2 the 2nd flat wall formation portions that the edge portion of sidewall opposition side is docked mutually; Reinforced wall is by being formed in the edge portion of mutual butt joint that two the 2nd flat wall form portion to form the side-prominent mode of portion to the 1st flat wall respectively, and the reinforced wall formation portion that leading section touches in the 1st flat wall formation portion constitutes; Form the bend of oriented two side lateral bending song on the front end of reinforced wall formation portion, this bend is engaged with in the 1st flat wall formation portion simultaneously.
5. heat exchanger as claimed in claim 4, wherein, the internal height of heat-exchange tube is the air line distance between the 1st flat wall formation portion's inner face and the 2nd flat wall formation portion inner face.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005279096A JP2007093023A (en) | 2005-09-27 | 2005-09-27 | Heat exchanger |
| JP279096/2005 | 2005-09-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1940450A true CN1940450A (en) | 2007-04-04 |
Family
ID=37892454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006101393874A Pending CN1940450A (en) | 2005-09-27 | 2006-09-27 | Heat exchanger |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20070068661A1 (en) |
| JP (1) | JP2007093023A (en) |
| CN (1) | CN1940450A (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007178015A (en) * | 2005-12-27 | 2007-07-12 | Showa Denko Kk | Heat exchanger |
| US20090038562A1 (en) * | 2006-12-18 | 2009-02-12 | Halla Climate Control Corp. | Cooling system for a vehicle |
| US20080142190A1 (en) * | 2006-12-18 | 2008-06-19 | Halla Climate Control Corp. | Heat exchanger for a vehicle |
| DE202008017424U1 (en) * | 2007-04-12 | 2009-11-19 | Automotivethermotech Gmbh | High performance heat exchanger for motor vehicles and heating air conditioner with high performance heat exchanger |
| US8956447B2 (en) * | 2013-01-11 | 2015-02-17 | Norm Pacific Automation Corp. | Desiccant wheel dehumidifier and heat exchanger thereof |
| EP2985557B1 (en) * | 2013-04-10 | 2020-04-29 | Panasonic Intellectual Property Management Co., Ltd. | Heat storage device |
| FR3063341B1 (en) * | 2017-02-28 | 2020-06-12 | Valeo Systemes Thermiques | EVAPORATOR FOR AIR CONDITIONING INSTALLATION |
| CN110470074A (en) * | 2018-05-11 | 2019-11-19 | 开利公司 | Heat exchanger, heat pump system and heat-exchange method |
| WO2022224350A1 (en) * | 2021-04-20 | 2022-10-27 | 三菱電機株式会社 | Heat exchanger |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5490750A (en) * | 1977-12-28 | 1979-07-18 | Tsubakimoto Chain Co | Conveyor with self-traveling truck having elevator |
| JPS56155391A (en) * | 1980-04-30 | 1981-12-01 | Nippon Denso Co Ltd | Corrugated fin type heat exchanger |
| US4693307A (en) * | 1985-09-16 | 1987-09-15 | General Motors Corporation | Tube and fin heat exchanger with hybrid heat transfer fin arrangement |
| JP3030036B2 (en) * | 1989-08-23 | 2000-04-10 | 昭和アルミニウム株式会社 | Double heat exchanger |
| JP3459271B2 (en) * | 1992-01-17 | 2003-10-20 | 株式会社デンソー | Heater core of automotive air conditioner |
| US5329988A (en) * | 1993-05-28 | 1994-07-19 | The Allen Group, Inc. | Heat exchanger |
| JP3355824B2 (en) * | 1994-11-04 | 2002-12-09 | 株式会社デンソー | Corrugated fin heat exchanger |
| US5956846A (en) * | 1997-03-21 | 1999-09-28 | Livernois Research & Development Co. | Method and apparatus for controlled atmosphere brazing of unwelded tubes |
| DE19719252C2 (en) * | 1997-05-07 | 2002-10-31 | Valeo Klimatech Gmbh & Co Kg | Double-flow and single-row brazed flat tube evaporator for a motor vehicle air conditioning system |
| FR2772901B1 (en) * | 1997-12-23 | 2000-03-03 | Valeo Thermique Moteur Sa | FOLDED TUBE AND BRAZED FOR HEAT EXCHANGER, AND HEAT EXCHANGER COMPRISING SUCH TUBES |
| DE60019940T2 (en) * | 1999-09-08 | 2006-02-16 | Zexel Valeo Climate Control Corp. | HEAT EXCHANGE TUBE AND METHOD FOR PRODUCING THE HEAT EXCHANGE TUBE |
| JP2002372389A (en) * | 2001-06-13 | 2002-12-26 | Denso Corp | Heat exchanger |
| US20050045314A1 (en) * | 2004-08-26 | 2005-03-03 | Valeo, Inc. | Aluminum heat exchanger and method of making thereof |
-
2005
- 2005-09-27 JP JP2005279096A patent/JP2007093023A/en active Pending
-
2006
- 2006-09-26 US US11/526,634 patent/US20070068661A1/en not_active Abandoned
- 2006-09-27 CN CNA2006101393874A patent/CN1940450A/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US20070068661A1 (en) | 2007-03-29 |
| JP2007093023A (en) | 2007-04-12 |
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