CN208998627U - A kind of heat exchanger based on oval focusing ultrasonic wave augmentation of heat transfer principle - Google Patents
A kind of heat exchanger based on oval focusing ultrasonic wave augmentation of heat transfer principle Download PDFInfo
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- CN208998627U CN208998627U CN201821093644.XU CN201821093644U CN208998627U CN 208998627 U CN208998627 U CN 208998627U CN 201821093644 U CN201821093644 U CN 201821093644U CN 208998627 U CN208998627 U CN 208998627U
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Abstract
The utility model discloses a kind of heat exchangers based on oval focusing ultrasonic wave augmentation of heat transfer principle, including cooling liquid container, it is fixed on the heat power supply device of the cooling liquid container inner cavity, it is fixed at the ultrasonic transducer of the cooling liquid container outer wall, the cooling liquid container includes plane side and part elliptical face, its cross-sectional geometry is surrounded by part elliptical section and straightway, the straightway vertically long axis of the part elliptical section and a focus Jing Guo part elliptical section, the heat power supply device is located at another focal point of part elliptical section, the ultrasonic transducer is located at the middle position of the straightway and is directed toward the heat power supply device.The utility model penetrates focus characteristics in face of the side of sound wave using intensified by ultrasonic wave heat transfer and elliptical wall, ultrasonic wave is focused using elliptical cylinder-shape shell, hot surface is exchanged by the ultrasonic wave after focusing after greatly improving the ultrasonic acoustic near heat power supply device by force and carries out augmentation of heat transfer, to obtain better heat exchange efficiency.
Description
Technical field
The utility model relates to a kind of heat exchangers more particularly to a kind of based on oval focusing ultrasonic wave augmentation of heat transfer principle
Heat exchanger.
Background technique
Heat exchanger is widely used in many fields, in various power generation institutes, air-conditioning equipment, heat treatment factory, food processing
There is application etc. various factories.Major function is heat exchange, and heat is transferred to another medium from a kind of medium, realizes energy
The purpose of amount is shifted, is cooled, heating.Shell-and-tube heat exchanger is one of most common heat exchanger types.Shell-and-tube heat exchanger
High temperature refrigerant and cryogenic fluid respectively out of pipe and pipe is outer flows through, pass through tube wall and carry out heat exchange.Intensified by ultrasonic wave heat transfer
Means are a kind of effective active intensifying methods, and ultrasonic wave highest can make coefficient of heat transfer raising 200%, even higher.Principle is
Vacuole and acoustic streaming are generated using ultrasonic wave, vacuole can increase the nucleating point of boiling, while can generate high speed when vacuole collapse
Microjet enhances the heat exchange efficiency of heat exchange surface；Acoustic streaming can enhance convection current, improve heat exchange efficiency.Ultrasound-enhanced heat transfer
Effect is related with the sound field intensity of heat exchange surface, and intensity is higher, and augmentation of heat transfer effect is better.
On the other hand, oval to have a special acoustic properties, i.e. the sound wave from oval focus sending, process is ellipse
After the side of circle wall surface is penetrated, another elliptical focal point can be focused on.We term it oval sound focusing properties herein.Therefore,
As soon as the biggish sound intensity can be obtained in another focal point when sound source is arranged in elliptical focal point.This property can
Three-dimensional situation is expanded to, i.e., ellipse is stretched as cylindroid, at this moment the focus in each section will be even into a line, herein
We term it focal lines.Cylindroid has two focal lines.
The utility model combines above-mentioned two principle, and ultrasonic transducer is mounted on an elliptical focal point, is changed
Hot copper pipe is mounted on elliptical another focal point, focuses ultrasonic wave using elliptical cylinder-shape shell, makes the ultrasound near heat exchange copper tube
Wave sound increases substantially by force, then exchanges hot surface by the ultrasonic wave after focusing and carries out augmentation of heat transfer, to obtain better
Heat exchange efficiency.
Utility model content
The utility model in order to overcome above the shortcomings of the prior art, provide a kind of heat exchange efficiency it is big based on ellipse
The heat exchanger of circle focusing ultrasonic wave augmentation of heat transfer principle.
The utility model adopts the following technical solution realizes:
A kind of heat exchanger based on oval focusing ultrasonic wave augmentation of heat transfer principle, the coolant liquid including accommodating coolant liquid are held
Device, the heat power supply device for being fixed on the cooling liquid container inner cavity, the ultrasonic waves for being fixed at the cooling liquid container outer wall
Energy device, the cooling liquid container includes plane side and part elliptical face, and cross-sectional geometry is by part elliptical section and straight line
Section is surrounded, the straightway vertically long axis of the part elliptical section and a focus Jing Guo the part elliptical section,
The heat power supply device is located at another focal point of the part elliptical section, and the ultrasonic transducer is located at the residence of the straightway
Simultaneously it is directed toward the heat power supply device in middle position.
Further, the cooling liquid container is the elliptical cylinder-shape shell that both ends are provided with heat exchanger end cap, and two are changed
Cooling liquid inlet and cooling liquid outlet are respectively arranged on hot device end cap, the heat power supply device includes being sealingly fixed to two heat exchange
Heat exchange copper tube between device end cap, the ultrasonic transducer along its length equally spacedly linear type be fixed at it is described ellipse
On the plane side outer wall of cylindrical shell.
Further, solid heating rod, heating wire are set in the heat exchange copper tube or are passed through hot water or steam.
Further, the outer surface of the heat exchange copper tube is threaded the fin structure of type, for enhancing ultrasonic wave
Augmentation of heat transfer effect.
Further, the cross-sectional geometry of the heat exchange copper tube is round, regular polygon.
Further, the heat exchanger end cap is tightly connected using multiple groups bolt and elliptical cylinder-shape shell.
Further, the cooling liquid inlet and cooling liquid outlet are staggered one along the radial direction of the elliptical cylinder-shape shell
Set a distance, for enhancing the convection current in heat exchanger.
Further, the cooling liquid container is the elliptical cylinder-shape cavity that vertical opening is set up, the heat source dress
It sets including being fixed on the intracorporal heating rod of elliptical cylinder-shape chamber vertically, the ultrasonic transducer is fixed at institute along short transverse
It states on the plane side outer wall of elliptical cylinder-shape shell, the elliptical cylinder-shape cavity bottom seals and is provided with bracket.
Further, electroheat pair and auxiliary heating rod are also vertically arranged in the elliptical cylinder-shape cavity.
Further, the coolant liquid includes water or ethyl alcohol.
Compared with prior art, the utility model has the following beneficial effects:
The utility model penetrates focus characteristics in face of the side of sound wave using intensified by ultrasonic wave heat transfer and elliptical wall, by ultrasonic waves
Energy device is mounted on an elliptical focal point, and heat power supply device is mounted on elliptical another focal point, poly- using elliptical cylinder-shape shell
Burnt ultrasonic wave increases substantially the ultrasonic acoustic near heat power supply device by force, then exchanges hotlist by the ultrasonic wave after focusing
Face carries out augmentation of heat transfer, to obtain better heat exchange efficiency.
Intensified by ultrasonic wave heat transfer means are a kind of effective active intensifying methods, principle be generated using ultrasonic wave vacuole with
And acoustic streaming.The effect of ultrasound-enhanced heat transfer and the sound field intensity of heat exchange surface are related, and intensity is higher, and augmentation of heat transfer effect is better.
On the other hand, oval that there is a special acoustic properties, i.e., the sound wave issued from an oval focus, by oval wall surface
After side is penetrated, another elliptical focal point can be focused on.Therefore, when sound source is arranged in an elliptical focal point, at another
Focal point can obtain the biggish sound intensity.
Detailed description of the invention
Fig. 1 is the heat exchanger structure schematic diagram of embodiment 1；
Fig. 2 is the vertical opening formula heat exchanger structure schematic diagram of embodiment 2；
Fig. 3 is oval sound focusing schematic illustration；
1- ultrasonic transducer, 2- cooling water inlet, 3- heat exchanger end cap, 4- elliptical cylinder-shape shell, 5- heat exchange copper tube, 6-
Cooling water outlet, 7- elliptical cylinder-shape cavity, 8- heating rod, 9- electroheat pair, 10- auxiliary heating rod, 11- bracket, 12- ellipse are outer
Shell, 13- heat exchange surface.
Specific embodiment
The purpose of utility model of the utility model is described in further detail combined with specific embodiments below, wherein phase
Same components are presented with like reference characters.It should be noted that word "front", "rear" used in the following description,
"left", "right", "up" and "down" refer to that the direction in attached drawing, word "inner" and "outside" are referred respectively to towards or away from specific
The direction at component geometry center.
Embodiment 1:
As shown in Figure 1, a kind of heat exchanger based on oval focusing ultrasonic wave augmentation of heat transfer principle, including accommodating coolant liquid
Cooling liquid container, is fixed at the cooling liquid container outer wall at the heat power supply device for being fixed on the cooling liquid container inner cavity
Ultrasonic transducer 1, the cooling liquid container include plane side and part elliptical face, and cross-sectional geometry is by part elliptical
Section and straightway surround, the straightway vertically the long axis of the part elliptical section and Jing Guo the part elliptical section one
A focus, the heat power supply device are located at another focal point of the part elliptical section, and the ultrasonic transducer 1 is located at described straight
Simultaneously it is directed toward the heat power supply device in the middle position of line segment.
Specifically, the cooling liquid container is the elliptical cylinder-shape shell 4 that both ends are provided with heat exchanger end cap 3, it is described
Heat exchanger end cap 3 is tightly connected using multiple groups bolt and 4 both ends of elliptical cylinder-shape shell.The part of 4 cross section of elliptical cylinder-shape shell
The transverse length of oval section is 110.8mm, and ellipse short shaft length is 96mm, and two focal lengths are 110.8mm, cylindroid
The height of shape shell 4 is 500mm, is processed using stainless steel material；
Cooling liquid inlet 2 and cooling liquid outlet 6,2 He of cooling liquid inlet are respectively arranged on two heat exchanger end caps 3
Cooling liquid outlet 6 is staggered certain distance along the radial direction of the elliptical cylinder-shape shell 4, for enhancing the convection current in heat exchanger.
The heat power supply device includes the heat exchange copper tube 5 being sealingly fixed between two heat exchangers end cap 3, three 1 edges of ultrasonic transducer
Equal spacing in length direction linear type be fixed on the plane side outer wall of the elliptical cylinder-shape shell 4.
Solid heating rod, heating wire are set in the heat exchange copper tube 5 or are passed through hot water or steam.
The outer surface of the heat exchange copper tube 5 is threaded the fin structure of type, for enhancing the augmentation of heat transfer of ultrasonic wave
Effect.The cross-sectional geometry of the heat exchange copper tube 5 is round, regular polygon.In the present embodiment, the heat exchange copper tube 5
Section is circle, diameter 20mm.
Heat exchanger provided in this embodiment is used under the conditions of heat transfer free convection, the cooling water not heat exchange under mobility status,
Cooling water inlet 2 and cooling water outlet 6 are flowed without liquid working substance, and the invigoration effect for only relying on ultrasonic wave exchanges heat.It is shown
It is connected with high-temperature steam in heat exchange copper tube 5, which uses water as coolant liquid.
As shown in figure 3, the principle of the present embodiment are as follows:
The ultrasonic transducer 1 generates ultrasonic wave, and ultrasonic wave is in cooling water transmission, and it is anti-to pass through oval-shaped shell 12
It penetrates, focusing ultrasonic wave to another elliptical focal point, the heat exchange copper tube 5 is mounted on the focal point, makes around heat exchange copper tube 5
The ultrasonic wave sound intensity increase, and then reinforce heat exchange copper tube 5 heat exchange surface 13 and coolant liquid between heat exchange efficiency.When installation,
The heat exchanger can be placed in any angle, including horizontal and vertical placement.
Embodiment 2:
As shown in Fig. 2, the present embodiment the difference from embodiment 1 is that: the cooling liquid container be vertical opening it is upward
The elliptical cylinder-shape cavity 7 of setting, the heat power supply device include the heating rod 8 being fixed in elliptical cylinder-shape cavity 7 vertically, described super
Acoustic wave transducer 1 is along the plane side outer wall that short transverse is fixed at the elliptical cylinder-shape shell 4, the elliptical cylinder-shape chamber
7 sealed bottom of body and it is provided with bracket 11.Electroheat pair 9 and auxiliary heating are also vertically arranged in the elliptical cylinder-shape cavity 7
Stick 10.
In the present embodiment, the ultrasonic transducer 1 is mounted in the plane at the left focus of elliptical cylinder-shape cavity 7, is produced
Raw ultrasonic wave.The heat exchanger is placed vertically, and heating rod 8 is mounted at elliptical right focus, is fixed on elliptical cylinder-shape using screw
7 bottom surface of cavity generates heat.The ultrasonic wave that ultrasonic transducer 1 generates passes through the reflection of oval wall surface, focuses on heating rod
At 8, the heat for enabling heating rod 8 to generate is spread out of rapidly.The built-in full water of elliptical cylinder-shape cavity 7, heating rod 8 can incite somebody to action after being powered
Water quickly heats.Electroheat pair 9 be fixed on it is intracavitary, for measuring intracavitary water temperature.The auxiliary heating rod 10 is in special circumstances
Auxiliary heating, the heating rod can be opened when the heating power of heating rod 8 is inadequate.
The above embodiments of the present invention is merely examples for clearly illustrating the present invention, and is not
Limitations of the embodiments of the present invention.For those of ordinary skill in the art, on above explained basis
On can also make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.
Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc., should be included in this reality
Within novel scope of protection of the claims.
Claims (10)
1. a kind of heat exchanger based on oval focusing ultrasonic wave augmentation of heat transfer principle, including accommodate coolant liquid cooling liquid container,
The ultrasonic transducer for being fixed on the heat power supply device of the cooling liquid container inner cavity, being fixed at the cooling liquid container outer wall
(1), it is characterised in that: the cooling liquid container includes plane side and part elliptical face, and cross-sectional geometry is ellipse by part
Circle section and straightway surround, the vertical long axis of the part elliptical section and by the part elliptical section of the straightway
One focus, the heat power supply device are located at another focal point of the part elliptical section, and the ultrasonic transducer (1) is located at institute
It states the middle position of straightway and is directed toward the heat power supply device.
2. heat exchanger according to claim 1, it is characterised in that: the cooling liquid container is that both ends are provided with heat exchanger
The elliptical cylinder-shape shell (4) of end cap (3) is respectively arranged with cooling liquid inlet (2) on two heat exchanger end caps (3) and coolant liquid goes out
Mouth (6), the heat power supply device include the heat exchange copper tube (5) being sealingly fixed between two heat exchangers end cap (3), the ultrasonic wave
Equally spacedly linear type is fixed on the plane side outer wall of the elliptical cylinder-shape shell (4) energy converter (1) along its length.
3. heat exchanger according to claim 2, it is characterised in that: the solid heating rod of setting, electricity in the heat exchange copper tube (5)
Heated filament is passed through hot water or steam.
4. heat exchanger according to claim 2, it is characterised in that: the outer surface of the heat exchange copper tube (5) is threaded
The fin structure of type.
5. heat exchanger according to claim 2, it is characterised in that: the cross-sectional geometry of the heat exchange copper tube (5) is
Round, regular polygon.
6. heat exchanger according to claim 2, it is characterised in that: the heat exchanger end cap (3) using multiple groups bolt with it is ellipse
Cylindrical shell (4) is tightly connected.
7. heat exchanger according to claim 2, it is characterised in that: the cooling liquid inlet (2) and cooling liquid outlet (6) edge
The radial direction of the elliptical cylinder-shape shell (4) is staggered certain distance.
8. heat exchanger according to claim 2, it is characterised in that: the cooling liquid container sets up for vertical opening
Elliptical cylinder-shape cavity (7), the heat power supply device includes being fixed on heating rod (8) in elliptical cylinder-shape cavity (7) vertically, described
Ultrasonic transducer (1) is along the plane side outer wall that short transverse is fixed at the elliptical cylinder-shape shell (4), the ellipse
Cylindrical chamber (7) sealed bottom and it is provided with bracket (11).
9. heat exchanger according to claim 8, it is characterised in that: be also vertically arranged in the elliptical cylinder-shape cavity (7)
There are electroheat pair (9) and auxiliary heating rod (10).
10. heat exchanger according to claim 1, it is characterised in that: the coolant liquid includes water or ethyl alcohol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821093644.XU CN208998627U (en) | 2018-07-11 | 2018-07-11 | A kind of heat exchanger based on oval focusing ultrasonic wave augmentation of heat transfer principle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821093644.XU CN208998627U (en) | 2018-07-11 | 2018-07-11 | A kind of heat exchanger based on oval focusing ultrasonic wave augmentation of heat transfer principle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208998627U true CN208998627U (en) | 2019-06-18 |
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ID=66797390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821093644.XU Withdrawn - After Issue CN208998627U (en) | 2018-07-11 | 2018-07-11 | A kind of heat exchanger based on oval focusing ultrasonic wave augmentation of heat transfer principle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208998627U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108871040A (en) * | 2018-07-11 | 2018-11-23 | 华南理工大学 | A kind of heat exchanger based on oval focusing ultrasonic wave augmentation of heat transfer principle |
| CN112050676A (en) * | 2020-09-14 | 2020-12-08 | 西安交通大学 | Phase change energy storage strengthening device with built-in ultrasonic generator |
-
2018
- 2018-07-11 CN CN201821093644.XU patent/CN208998627U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108871040A (en) * | 2018-07-11 | 2018-11-23 | 华南理工大学 | A kind of heat exchanger based on oval focusing ultrasonic wave augmentation of heat transfer principle |
| CN108871040B (en) * | 2018-07-11 | 2023-09-26 | 华南理工大学 | Heat exchanger based on elliptic ultrasonic focusing enhanced heat transfer principle |
| CN112050676A (en) * | 2020-09-14 | 2020-12-08 | 西安交通大学 | Phase change energy storage strengthening device with built-in ultrasonic generator |
| CN112050676B (en) * | 2020-09-14 | 2022-02-18 | 西安交通大学 | Phase change energy storage strengthening device with built-in ultrasonic generator |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190618 Effective date of abandoning: 20230926 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190618 Effective date of abandoning: 20230926 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |