CN105066754A - Pulsating heat pipe (PHP) heat exchanger and machining method thereof - Google Patents
Pulsating heat pipe (PHP) heat exchanger and machining method thereof Download PDFInfo
- Publication number
- CN105066754A CN105066754A CN201510463032.XA CN201510463032A CN105066754A CN 105066754 A CN105066754 A CN 105066754A CN 201510463032 A CN201510463032 A CN 201510463032A CN 105066754 A CN105066754 A CN 105066754A
- Authority
- CN
- China
- Prior art keywords
- heat exchange
- transverse tube
- dividing plate
- heat exchanger
- pulsating
- 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.)
- Granted
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
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
- F28D15/0275—Arrangements for coupling heat-pipes together or with other structures, e.g. with base blocks; Heat pipe cores
Abstract
The invention provides a pulsating heat pipe (PHP) heat exchanger and a machining method thereof. The machining method mainly comprises S1, installation steps of basic heat exchange units that positioning tubes are made to penetrate into vertical heat exchange branch tubes to the middle positions and are fixed; separation plates are put into the vertical heat exchange branch tubes at the two ends of each positioning tube, and the basic heat exchange units are formed; S2, installation steps of heat exchange units that fins are fixed to the vertical heat exchange branch tubes at the outer sides of the separation plates by adopting fixing components, and the heat exchange units are formed; and S3, installation steps of effective heat exchange substrates that the two ends of each vertical heat exchange branch tube are inserted into a first horizontal tube group and a second horizontal tube group separately, and joint points are all welded in a high-silver welding mode; neighboring separation plates are connected; neighboring horizontal tubes in the first horizontal tube group and the second horizontal tube group are connected through elbows, and the vertical heat exchange branch tubes and all the horizontal tubes are connected to be a return circuit. The machining method is simple in technology, suitable for mass production, and the PHP heat exchanger machined through the machining method is good in reliability.
Description
Technical field
The present invention relates to pulsating heat pipe technology, be specifically related to a kind of pulsating heat pipe heat exchanger and processing method thereof.
Background technology
Current heat exchanger mostly is dividing wall type heat exchanger, mainly comprises shell-and-tube heat exchanger, plate type heat exchanger and fin-tube type heat exchanger, and plate type heat exchanger is wherein high due to compact conformation, heat transfer coefficient, applies comparatively extensive.But dividing wall type heat exchanger ubiquity sealing difficulty, the defect that difficulty of processing is large, and long processing time, complex process, cause cost relatively high, and in heat exchanger use procedure, because cold fluid and hot fluid is by heat transfer wall mediate contact, once reveal, can cause the blending of cold fluid and hot fluid, the safe operation of heat exchanging system brings hidden danger.
The sealing difficulty that current dividing wall type heat exchanger exists in process, difficulty of processing are large, process-cycle length is long, complex process, the defects such as cost is high, security reliability is poor.
Summary of the invention
In view of this, the invention provides a kind of pulsating heat pipe heat exchanger and processing method thereof, be intended to the processing technology simplifying pulsating heat pipe heat exchanger, and improve the performance of pulsating heat pipe heat exchanger.
The technical solution used in the present invention is specially:
A processing method for pulsating heat pipe heat exchanger, comprises the steps:
S1. the installation steps of basic heat exchange unit:
Positioning pipe being penetrated vertical heat exchange arm to centre position is fixed, and at the two ends of positioning pipe, dividing plate is respectively charged into described vertical heat exchange arm, forms basic heat exchange unit;
S2. the installation steps of heat exchange unit:
Fin is fixed on the vertical heat exchange arm outside described dividing plate by employing fixation kit, forms heat exchange unit;
S3. the installation steps of effective heat exchange matrix:
The two ends of vertical heat exchange arm are inserted respectively in the first transverse tube group and the second transverse tube group, and by the mode of high silver soldering, each binding site is welded;
Connect adjacent dividing plate;
First transverse tube group is connected by elbow with the adjacent transverse tube in the second transverse tube group, and namely vertical heat exchange arm and each transverse tube connect into loop.
In the processing method of above-mentioned pulsating heat pipe heat exchanger, further comprising the steps of:
S4. the implementation step of dividing plate heat insulation function:
At the inner side of dividing plate filling insulation material, or
Polyurathamc mode is adopted directly to carry out on-the-spot insulation material foaming in the inner side of dividing plate and solidify;
S5. leakage step is tested:
Air pressure in loop is suppressed to certain pressure intensity, checks each loop whether to have leak source.
In the processing method of above-mentioned pulsating heat pipe heat exchanger, described fin is fixed on described vertical heat exchange arm by riveting tool, and the material of described riveting tool is make the T8 steel of Quenching Treatment with the contact jaw of fin.
In the processing method of above-mentioned pulsating heat pipe heat exchanger, described fin is aluminum fin-stock.
In the processing method of above-mentioned pulsating heat pipe heat exchanger, the cross section of described dividing plate is U-shaped structure, and adjacent described dividing plate is connected by bolt and nut component.
Structure through the pulsating heat pipe heat exchanger of above-mentioned steps processing is:
Comprise transverse tube pedestal and several heat exchange units, described transverse tube pedestal comprises the first transverse tube group and the second transverse tube group, and heat exchange unit described in several is located between described first transverse tube group and described second transverse tube group; Wherein:
Described heat exchange unit comprises basic heat exchange unit and several fins, described basic heat exchange unit comprises vertical heat exchange arm, dividing plate and positioning pipe, described positioning pipe sleeve is in the centre position of described vertical heat exchange arm, described dividing plate is placed on position corresponding to the positioning pipe two ends of described vertical heat exchange arm respectively, and fin described in several is placed on outwards corresponding position, the described positioning pipe two ends of vertical heat exchange arm;
In first transverse tube group or the second transverse tube group, adjacent transverse tube is connected by elbow;
The dividing plate of adjacent described heat exchange unit is connected.
In above-mentioned pulsating heat pipe heat exchanger, described fin is aluminum fin-stock.
In above-mentioned pulsating heat pipe heat exchanger, the junction of described elbow and described transverse tube is fixed by the mode of high silver soldering.
In above-mentioned pulsating heat pipe heat exchanger, the junction of described heat exchange unit and described transverse tube pedestal is fixed by the mode of high silver soldering.
The beneficial effect that the present invention produces is:
The fire end of pulsating heat pipe heat exchanger of the present invention is placed in zone of heat liberation, condensation end is placed in cold fluid pass, run in the respective passage that cold fluid and hot fluid separates at centre dividing plate, the thermal release contained by hot fluid in zone of heat liberation by the operation of pulsating heat pipe is to the cold fluid in cold fluid pass, therefore there will not be the mixing of cold fluid and hot fluid, avoid the heat exchange mode of cold fluid and hot fluid by heat transfer wall mediate contact in the course of the work, safety and reliability are good, long service life;
The processing method of pulsating heat pipe heat exchanger of the present invention adopts Linear cut, punch press, the mode of high silver soldering completes the cutting of heat exchange copper tube, simply, the process-cycle is short with assembling, processing technology in welding, yield rate is high, volume is little, and heat exchanging pipe wall temperature-controllable, avoids dew point corrosion, low to the quality requirements of cold fluid and hot fluid, due to cold fluid and hot fluid and heat exchanger tube wall contacts, easily clean dirt, be convenient to maintenance, improve cost low, be easy to extensive batch machining and produce.
Accompanying drawing explanation
When considered in conjunction with the accompanying drawings, more completely the present invention can be understood better.Accompanying drawing described herein is used to provide a further understanding of the present invention, and embodiment and explanation thereof, for explaining the present invention, do not form inappropriate limitation of the present invention.
Fig. 1 is the structural representation one of the basic heat exchange unit of a kind of pulsating heat pipe heat exchanger of the present invention;
Fig. 2 is the structural representation two of the basic heat exchange unit of a kind of pulsating heat pipe heat exchanger of the present invention;
Fig. 3 is the scheme of installation of the aluminum fin-stock of a kind of pulsating heat pipe heat exchanger of the present invention;
Fig. 4 is the structural representation one of (the basic heat exchange unit+aluminum fin-stock+transverse tube) of a kind of pulsating heat pipe heat exchanger of the present invention;
Fig. 5 is the structural representation two of (the basic heat exchange unit+aluminum fin-stock+transverse tube) of a kind of pulsating heat pipe heat exchanger of the present invention
Fig. 6 is the structural representation of the elbow of a kind of pulsating heat pipe heat exchanger of the present invention.
In figure:
The vertical heat exchange arm of 1-
2-dividing plate
3-positioning pipe
4-aluminum fin-stock
41-hammer
42-riveting tool extension bar
43-riveting tool
44-fixture part A
45-fixture part B
5-transverse tube
6-elbow.
Detailed description of the invention
Below in conjunction with drawings and Examples, technical scheme of the present invention is described in further detail.
Before processing, the processing link (for the component parameter that certain group in engineering is actual) carrying out each assembly is first needed:
A. vertical heat exchange arm 1:
Cut the cold-drawn copper tube 42 of external diameter 3mm, internal diameter 2mm, length 400mm, every 7 is one group, totally 6 groups.Because vertical heat exchange arm 1 directly contacts with cold fluid and hot fluid, and cold fluid and hot fluid is pressure flow body, and therefore vertical heat exchange arm 1 selects that intensity is high, pressure-bearing is large, on-deformable cold-drawn copper tube.
B. dividing plate 2:
Thickness is 3mm, cross section is the steel plate of U-shaped structure, in the structure of pulsating heat pipe heat exchanger, dividing plate 2 is divided into upper and lower two groups, often organize dividing plate to be made up of (thickness of U-shaped dividing plate is 2mm) the U-shaped dividing plate of six 180mm × 30mm × 12mm, each dividing plate being processed with 7 external diameters is that (adjacent holes spacing is 15mm for the circular hole one of 3mm, outermost circular hole one is respectively 60mm and 30mm apart from dividing plate two ends), can be connected respectively with cold fluid and hot fluid passage through dividing plate 2 for making vertical heat exchange arm 1, by setting up positioning pipe 3 in the cavity of U-shaped dividing plate, each vertical heat exchange arm 1 is made to be stablized layout.On the sidewall of each U-shaped dividing plate, be processed with the circular hole two (the centre distance sidewall top 4mm of circular hole two) that two diameters are 5.5mm, by set bolt is passed this hole, achieve the connection of adjacent separator 2, form one group of dividing plate.
C. positioning pipe 3:
Cut the brass tube 42 of external diameter 5mm, internal diameter 3mm, length 28mm, positioning pipe 3 is placed on the outside of vertical heat exchange arm 1, and is arranged in the cavity of dividing plate 2, is fixed by vertical heat exchange arm 1.
D. aluminum fin-stock 4:
First the aluminium sheet of thickness 0.88mm is cut out the rectangular sheet 180 of about 120mm × 40mm with plate shearing machine, 180 rectangular sheets are divided into four groups, often organize 45; By often organize rectangular sheet superimposed, alignment after be riveted together after, then line cutting technology is adopted again to process rectangular sheet, the physical dimension of the aluminum fin-stock 4 of machine-shaping is 100mm × 20mm, and to process diameter on each aluminum fin-stock 4 be that (adjacent pitch of holes is 15mm for 7 circular holes three of 3.03mm, outermost circular hole three is respectively 5mm apart from the end of aluminum fin-stock), can pass through for making vertical heat exchange arm 1.
Certainly, if desired produce in enormous quantities, take into account economy and feasibility, adopt the mode of punch press processing to substitute line cutting technology.
E. transverse tube 5:
Cut the cold-drawn copper tube 12 of external diameter 5mm, internal diameter 3mm, length 120mm, it is that (adjacent pitch of holes is 15mm for seven circular holes four of 3mm that every root transverse tube is processed diameter, outermost circular hole four is respectively 15mm apart from copper pipe End), for to make vertical heat exchange arm 11 that transverse tube can be inserted, form the closed circuit of pulsating heat pipe.
F. elbow 6:
External diameter 5mm, the copper tube coil of internal diameter 3mm or the cold-drawn copper tube after annealing in process is used to process the elbow that radius is 15mm, totally 10, adopt enlarging technology that enlarging is carried out in the end at elbow 6 two ends, for connecting adjacent transverse tube 5 (transverse tube 5 adopts high silver soldering with the connected mode of the joint of elbow 6).
Process said modules being processed as pulsating heat pipe heat exchanger specifically comprises the steps:
S1. the installation steps of basic heat exchange unit (mainly comprising positioning pipe 3, dividing plate 2 and vertical heat exchange arm 1):
As shown in Figure 1-2, positioning pipe 3 is penetrated vertical heat exchange arm 1 to middle position, and be fixed with AB glue, complete the fixing of 7 copper pipes often organizing copper pipe row, at the two ends of positioning pipe 3, dividing plate 2 is respectively charged into respectively vertical heat exchange arm 1 (the vertical heat exchange arm 1 before correspondence totally 6 groups, often group has 7 copper pipes, completes the assembling of 6 groups of vertical heat exchange arms 1 in the same way) from the top and bottom of copper pipe;
S2. the installation of aluminum fin-stock 4 and fixing step:
Aluminum fin-stock 4 is fixed on the vertical heat exchange arm 1 outside dividing plate by employing fixation kit, fixation kit mainly comprises hammer 41, riveting tool extension bar 42, riveting tool 43 and fixture (44,45) part, fixture (44,45) part is used for vertical heat exchange arm 1 to clamp fixing (fastening nut, vertical heat exchange arm 1 is fixed between fixture (A, B) part), hammer 41, riveting tool extension bar 42 and riveting tool 43 are for being fixed on vertical heat exchange arm 1 by aluminum fin-stock 4; According to the spacing often organizing adjacent copper pipe in vertical heat exchange arm 1, it is the semicircle orifice of 3mm that (44,45) two parts are processed with seven diameters respectively, and docking formation seven circular holes, pass through to make copper pipe.Particularly as shown in Figure 3:
S21, employing bolt machinery fastening clips (A, B) part, be fixed it, longitudinally inserted by seven copper pipes often organizing vertical heat exchange arm 1 in seven circular holes of fixture (44,45) successively;
S22, aluminum fin-stock 4 laterally penetrated successively and often organizes vertical heat exchange arm 1;
S23, riveting tool 43 penetrate each the root copper pipe often organized in vertical heat exchange arm 1 successively, after penetrating, knock riveting tool extension bar 42 with hammer 41, make to mate the riveting tool 43 be connected with riveting tool extension bar 42 and are able to aluminum fin-stock 4 to be riveted, namely complete the installation of a slice aluminum fin-stock.
According to the step of above-mentioned S21 ~ S23, install other aluminum fin-stock 4, the upper/lower terminal often organizing vertical heat exchange arm 1 row installs 15 aluminum fin-stock 4 respectively, and six groups of vertical heat exchange arms 1 complete the installation of aluminum fin-stock 4.
Preferred as one, in order to ensure the reliability of fixing and operability, the material of riveting tool 43 is the T8 steel that Quenching Treatment is made in lower end.
S3. number of assembling steps:
As illustrated in figures 4-5, the upper and lower end portion often organizing vertical heat exchange arm 1 is inserted in the circular hole four of transverse tube 5 respectively, then by the mode of high silver soldering by each binding site firm welding, and process other five groups vertical heat exchange arms 1 in the same way respectively; Adopt the mode of bolt mechanical fasteners to be connected by adjacent dividing plate 2 (coordinating with the circular hole two of U-shaped structure both sides), complete the connection of six groups of basic heat exchange units;
Elbow shown in Fig. 6 is inserted adjacent transverse tube 5 end and by the mode of high silver soldering, the faying face of elbow 6 with transverse tube 5 is fixed, the transverse tube 5 of six groups of vertical heat exchange arms 1 is connected into a loop.
In addition, the loop of heat exchanger lower end connects for loop, and the loop spare interface of upper end, use for filling working medium.
S4. the heat insulation function implementation step of dividing plate:
For avoiding the fluid heat transferring in the hot and cold passage of heat exchanger, filling such as the insulation materials such as polyurethane of the inner side at dividing plate 2 of hollow structure carry out heat insulation, or adopt polyurathamc mode directly carry out foam-in-place in the inner side of hollow structure and solidify heat insulation.
S5. encapsulation step:
Be fixed in the cuboid framework be welded into by little angle bar by the above-mentioned effective component assembled, (upper and lower, left and right) four sides of framework wherein are closed with sheet iron, and (forward and backward) side is the passage of cold fluid and hot fluid.
S6. leakage step is tested:
In order to ensure the reliability of pulsating heat pipe heat exchanger, with air compressor machine, the air pressure in loop is suppressed to 8 × 10
5pa, checks each loop whether to have leak source, remedies in time if any leak source.
Structure through the pulsating heat pipe heat exchanger of above-mentioned steps making is:
Mainly comprise the transverse tube pedestal be made up of upper and lower two groups of transverse tubes and several heat exchange units be made up of basic heat exchange unit and fin be placed in therebetween, wherein:
Basic heat exchange unit comprises vertical heat exchange arm 1, dividing plate 2 and positioning pipe 3, positioning pipe sleeve is in the centre position of vertical heat exchange arm 3, the position that positioning pipe 3 two ends that two dividing plates 2 are then placed on vertical heat exchange arm 1 are respectively corresponding, several aluminum fin-stock 4 are placed on outwards corresponding position, positioning pipe 3 two ends of vertical heat exchange arm 1; Adjacent transverse tube 5 is connected by elbow 6; Adjacent dividing plate is connected by bolt and nut component.
In order to ensure reliability and the sealing property of connection, elbow 6 is all fixed by the mode of high silver soldering with the junction of transverse tube 5 with transverse tube 5 and vertical heat exchange arm 1.
Can find out, the process of pulsating heat pipe heat exchanger of the present invention is less by the factor of man's activity, and simple, the applicable production in enormous quantities of technique, the pulsating heat pipe processed is functional.
Below explain embodiments of the invention by reference to the accompanying drawings, accompanying drawing is herein used to provide a further understanding of the present invention.Obviously; the foregoing is only the present invention's preferably detailed description of the invention; but protection scope of the present invention is not limited thereto; any be to one skilled in the art can expect easily, do not depart from change of the present invention or replacement in fact, be also all included within protection scope of the present invention.
Claims (9)
1. a processing method for pulsating heat pipe heat exchanger, is characterized in that, comprises the steps:
S1. the installation steps of basic heat exchange unit:
Positioning pipe being penetrated vertical heat exchange arm to centre position is fixed, and at the two ends of positioning pipe, dividing plate is respectively charged into described vertical heat exchange arm, forms basic heat exchange unit;
S2. the installation steps of heat exchange unit:
Fin is fixed on the vertical heat exchange arm outside described dividing plate by employing fixation kit, forms heat exchange unit;
S3. the installation steps of effective heat exchange matrix:
The two ends of vertical heat exchange arm are inserted respectively in the first transverse tube group and the second transverse tube group, and by the mode of high silver soldering, each binding site is welded;
Connect adjacent dividing plate;
First transverse tube group is connected by elbow with the adjacent transverse tube in the second transverse tube group, and namely vertical heat exchange arm and each transverse tube connect into loop.
2. the processing method of pulsating heat pipe heat exchanger according to claim 1, is characterized in that, further comprising the steps of:
S4. the heat insulation function implementation step of dividing plate:
At the inner side of dividing plate filling insulation material, or
Polyurathamc mode is adopted directly to carry out on-the-spot insulation material foaming in the inner side of dividing plate and solidify;
S5. leakage step is tested:
Air pressure in loop is suppressed to certain pressure intensity, checks each loop whether to have leak source.
3. the processing method of pulsating heat pipe heat exchanger according to claim 1, is characterized in that, described fin is fixed on described vertical heat exchange arm by riveting tool, and the material of described riveting tool is make the T8 steel of Quenching Treatment with the contact jaw of fin.
4. the processing method of pulsating heat pipe heat exchanger according to claim 1, is characterized in that, described fin is aluminum fin-stock.
5. the processing method of pulsating heat pipe heat exchanger according to claim 1, is characterized in that, the cross section of described dividing plate is U-shaped structure, and adjacent described dividing plate is connected by bolt and nut component.
6. a pulsating heat pipe heat exchanger, is characterized in that, comprise transverse tube pedestal and several heat exchange units, described transverse tube pedestal comprises the first transverse tube group and the second transverse tube group, and heat exchange unit described in several is located between described first transverse tube group and described second transverse tube group; Wherein:
Described heat exchange unit comprises basic heat exchange unit and several fins, described basic heat exchange unit comprises vertical heat exchange arm, dividing plate and positioning pipe, described positioning pipe sleeve is in the centre position of described vertical heat exchange arm, described dividing plate is placed on position corresponding to the positioning pipe two ends of described vertical heat exchange arm respectively, and fin described in several is placed on outwards corresponding position, the described positioning pipe two ends of vertical heat exchange arm;
In first transverse tube group or the second transverse tube group, adjacent transverse tube is connected by elbow;
The dividing plate of adjacent described heat exchange unit is connected.
7. pulsating heat pipe heat exchanger according to claim 6, is characterized in that, described fin is aluminum fin-stock.
8. pulsating heat pipe heat exchanger according to claim 6, is characterized in that, the junction of described elbow and described transverse tube is fixed by the mode of high silver soldering.
9. pulsating heat pipe heat exchanger according to claim 6, is characterized in that, the junction of described heat exchange unit and described transverse tube pedestal is fixed by the mode of high silver soldering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510463032.XA CN105066754B (en) | 2015-07-31 | 2015-07-31 | Pulsating heat pipe (PHP) heat exchanger and machining method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510463032.XA CN105066754B (en) | 2015-07-31 | 2015-07-31 | Pulsating heat pipe (PHP) heat exchanger and machining method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105066754A true CN105066754A (en) | 2015-11-18 |
| CN105066754B CN105066754B (en) | 2017-01-18 |
Family
ID=54496185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510463032.XA Active CN105066754B (en) | 2015-07-31 | 2015-07-31 | Pulsating heat pipe (PHP) heat exchanger and machining method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105066754B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11051428B2 (en) * | 2019-10-31 | 2021-06-29 | Hamilton Sunstrand Corporation | Oscillating heat pipe integrated thermal management system for power electronics |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006308111A (en) * | 2005-04-26 | 2006-11-09 | Showa Denko Kk | Method of manufacturing heat pipe type heat exchanger |
| CN102944052A (en) * | 2012-11-09 | 2013-02-27 | 上海交通大学 | Plate type pulsating heat pipe fresh air heat regenerator |
| CN203772083U (en) * | 2013-12-30 | 2014-08-13 | 北京建筑大学 | Multi-channel pulsating heat pipe heat exchanger |
| CN203848731U (en) * | 2014-05-05 | 2014-09-24 | 大连海事大学 | Staggered plate type pulsating heat pipe heat exchanger |
-
2015
- 2015-07-31 CN CN201510463032.XA patent/CN105066754B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006308111A (en) * | 2005-04-26 | 2006-11-09 | Showa Denko Kk | Method of manufacturing heat pipe type heat exchanger |
| CN102944052A (en) * | 2012-11-09 | 2013-02-27 | 上海交通大学 | Plate type pulsating heat pipe fresh air heat regenerator |
| CN203772083U (en) * | 2013-12-30 | 2014-08-13 | 北京建筑大学 | Multi-channel pulsating heat pipe heat exchanger |
| CN203848731U (en) * | 2014-05-05 | 2014-09-24 | 大连海事大学 | Staggered plate type pulsating heat pipe heat exchanger |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105066754B (en) | 2017-01-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201191112Y (en) | Refrigeration facilities tubing for air-conditioner | |
| US10605536B2 (en) | Plate heat exchanger with several modules connected by sections | |
| CN210242495U (en) | Heat exchanger | |
| CN105066754A (en) | Pulsating heat pipe (PHP) heat exchanger and machining method thereof | |
| CN103940284A (en) | Heat exchanger and connection method thereof | |
| CN201032440Y (en) | Snakelike structure separating hot pipe heat exchanging system | |
| CN201402072Y (en) | Heat exchanger using steel-copper composite connecting pieces | |
| CN104654877A (en) | Condenser flat pipe and condenser | |
| CN100445623C (en) | Refrigeration pipe composed of copper elbow and U pipe of aluminum, and preparation method | |
| JPH03238128A (en) | Heat exchanger and its manufacture | |
| CN104713271A (en) | Improved structure for collecting main assembly for micro-channel heat exchanger | |
| CN112743298B (en) | Method for manufacturing cooling system heat shield module | |
| CN214841793U (en) | U-shaped fin type heat exchanger of air source heat pump | |
| CN210123213U (en) | Novel micro-channel heat exchanger with single collecting pipe | |
| CN210292956U (en) | Welding-free structure of PTFE heat exchanger | |
| CN103776293A (en) | Multifunctional fin tube type horizontal supporting mechanism | |
| CN2765131Y (en) | A sealing apparatus applicable to calandria type heat exchanger | |
| JP2011099620A (en) | Heat exchanger | |
| CN201615294U (en) | CMP (Corrugated Metal Pipe) | |
| WO2017012131A1 (en) | Anticorrosive pipeline having inner epoxy and outer 3pe without inner anticorrosive layer repairing after welding and preparation process therefor | |
| CN203744807U (en) | Multifunctional finned pipe type horizontal supporting structure | |
| CN204593985U (en) | Air-conditioner and fluid reservoir thereof | |
| CN202599195U (en) | Upper tube-sheet protection device for heat exchanger | |
| CN209745080U (en) | Heat exchanger | |
| CN103486772A (en) | Production method of subway train air conditioner micro-channel heat exchanger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |