CN108775826A - Lamella heat exchanger - Google Patents
Lamella heat exchanger Download PDFInfo
- Publication number
- CN108775826A CN108775826A CN201810837694.2A CN201810837694A CN108775826A CN 108775826 A CN108775826 A CN 108775826A CN 201810837694 A CN201810837694 A CN 201810837694A CN 108775826 A CN108775826 A CN 108775826A
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- lamella heat
- ultrasound wave
- hole
- core
- 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.)
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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
- 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
- F28D9/0006—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 plate-like or laminated conduits being enclosed within a pressure vessel
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- 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
- F28D9/04—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 spirally-wound plates or laminae
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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
- F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G7/00—Cleaning by vibration or pressure waves
Abstract
The present invention provides a kind of lamella heat exchangers comprising core, shell, ultrasound wave descaling device and control device.The shell is set on the outside of the core, and can be radially spaced apart with the core.The ultrasound wave descaling device is arranged the first end in the shell and can extend into the core.The control device is electrically connected to the ultrasound wave descaling device, and can control the ultrasound wave descaling device work, to carry out scale removal to the lamella heat exchanger.Lamella heat exchanger according to the present invention can carry out scale removal to lamella heat exchanger in real time, extend the service life of lamella heat exchanger, improve production efficiency so that lamella heat exchanger is suitable for intermittent operation, reduces unnecessary cleaning.
Description
Technical field
The present invention relates to technical field of heat exchangers, and in particular to a kind of lamella heat exchanger.
Background technology
In each industrial circle such as oil gas, chemical industry, food, refrigeration, the working media in each technological process is required to carry out
Various heat exchanges.Application of the lamella heat exchanger on some heat exchange stations has gradually shown it as new and effective
The great advantages of heat exchanger.However, due to lamella heat exchanger longtime running, the difference of processing medium nature causes to exchange heat
Device fouling has become certainty.Dirt cause heat exchange efficiency reduce and product quality reduction, to influence production being normally carried out and
The safety of equipment.It usually requires often to be cleared up according to each technique time-based maintenance plan, after heat exchanger internal incrustation.However,
Unnecessary cleaning and inappropriate cleaning method will be further increased the downtime of whole system and lead to water and change
The waste for learning articles for use, to increase cost, and is also possible to lead to environment and ecological problem.
Accordingly, it is desirable to provide a kind of lamella heat exchanger, to solve the above problems at least partly.
Invention content
A series of concept of reduced forms is introduced in Summary, this will in the detailed description section into
One step is described in detail.The Summary of the present invention is not meant to attempt to limit technical solution claimed
Key feature and essential features do not mean that the protection domain for attempting to determine technical solution claimed more.
To solve the above problems at least partly, the invention discloses a kind of lamella heat exchangers comprising：
Core；
Shell, the shell is set on the outside of the core, and can be radially spaced apart with the core；
Ultrasound wave descaling device, the ultrasound wave descaling device are arranged the first end in the shell and can extend into
In the core；And
Control device, the control device is electrically connected to the ultrasound wave descaling device, and can control the ultrasonic wave
Apparatus for eliminating sludge works, to carry out scale removal to the lamella heat exchanger.
Lamella heat exchanger according to the present invention can carry out scale removal to lamella heat exchanger in real time, extend shell-and-plate
The service life of heat exchanger improves production efficiency so that lamella heat exchanger is suitable for intermittent operation, reduces unnecessary
Cleaning.
Optionally, the lamella heat exchanger further includes the first fluid inlet duct being arranged in the second end of the shell
With first fluid outlet conduit, the first fluid inlet duct and the first fluid outlet conduit connect with the core respectively
It is logical.
Optionally, the lamella heat exchanger further includes：
Differential pressure pickup, the differential pressure pickup are respectively connected to the first fluid inlet duct and the first fluid
Outlet conduit, to acquire the static pressure difference signal of the first fluid inlet duct and the first fluid outlet conduit；And
Data acquisition processing device, the data acquisition processing device are electrically connected to the differential pressure pickup and the control
The static pressure difference signal to receive the static pressure difference signal of the differential pressure pickup acquisition, and is converted into fouling ginseng by device
Number, and be compared with preset threshold value, when the fouling parameter is more than the threshold value, the data acquisition process dress
The control device can be exported control signal by setting, to start the ultrasound wave descaling device.
Optionally, the ultrasound wave descaling device includes ultrasonic transducer, is connected to the super of the ultrasonic transducer
Sound wave amplitude transformer and the tool heads for being connected to the ultrasonic variable amplitude bar, the ultrasonic variable amplitude bar and tool heads setting exist
In the core.
Optionally, the shell includes the first end plate positioned at the first end, the second end plate positioned at the second end
And between the first end plate and second end plate and the side plate that extends along circumferential direction, the ultrasound wave descaling dress
It sets and is connected to the first end plate, the first fluid inlet duct and the first fluid outlet conduit are respectively connected to described
Second end plate.
Optionally, the core includes multiple single piece plates, and the single piece plate has first through hole and the second through-hole, adjacent
The respective first through hole connection of single piece plate, the respective second through-hole connection of the adjacent single piece plate, the first fluid
Inlet duct is connected to the first through hole, and the first fluid outlet conduit is connected to second through-hole, and described first is logical
At least one of hole and second through-hole are provided with the ultrasound wave descaling device.
Optionally, the single piece plate is configured to circular plate structure.
Optionally, the ultrasound wave descaling device further includes second for being arranged on the outside of the side plate and being connected to the shell
Fluid inlet conduit and second fluid outlet conduit.
Optionally, the ultrasound wave descaling device further includes the mounting flange for being connected to the first end plate, the ultrasound
Wave transducer and the ultrasonic variable amplitude bar are arranged in the both sides of the mounting flange.
Optionally, the differential pressure pickup includes first connecting portion and second connecting portion, and the first connecting portion is connected to
The first fluid inlet duct, the second connecting portion are connected to the first fluid outlet conduit, with described quiet in measuring
Pressure difference signal.
Description of the drawings
The following drawings of embodiment of the present invention is used to understand the present invention in this as the part of the present invention.Show in attached drawing
Embodiments of the present invention and its description, principle used to explain the present invention are gone out.In the accompanying drawings,
Fig. 1 is the dimensional structure diagram of the lamella heat exchanger of a preferred embodiment of the present invention；
Fig. 2 is the lateral partial structurtes sectional view of the lamella heat exchanger in Fig. 1；
Fig. 3 is the dimensional structure diagram of the single piece plate in Fig. 2；And
Fig. 4 is the dimensional structure diagram of the ultrasound wave descaling device in Fig. 2.
Reference sign：
100, lamella heat exchanger 110, core
111, single piece plate 114, first through hole
115, the second through-hole 120, first fluid inlet duct
130, first fluid outlet conduit 140, ultrasound wave descaling device
141, ultrasonic transducer 142, ultrasonic variable amplitude bar
143, tool heads 144, mounting flange
145, flange threaded hole 150, differential pressure pickup
151, first connecting portion 152, second connecting portion
160, data acquisition processing device 170, control device
121, the first pipe connecting flange 131, the second pipe connecting flange
180, shell 181, first end plate
182, the second end plate 183, side plate
184, first end plate through-hole 185, the first threaded hole
186, the second end plate through-hole 191, second fluid inlet duct
192, second fluid outlet conduit 193, third pipe connecting flange
194, the 4th pipe connecting flange
Specific implementation mode
In the following description, a large amount of concrete details are given in order to provide more thorough understanding of the invention.So
And it will be apparent to one skilled in the art that embodiment of the present invention may not need it is one or more of these thin
It saves and is carried out.In other examples, in order to avoid obscuring with embodiment of the present invention, for well known in the art
Some technical characteristics are not described.
In order to thoroughly understand embodiment of the present invention, detailed structure will be proposed in following description.Obviously, of the invention
The execution of embodiment is not limited to the specific details that those skilled in the art is familiar with.
The present invention provides a kind of lamella heat exchanger 100, which can carry out online (that is, real
When) scale removal.Lamella heat exchanger 100 may include mainly core 110, shell 180, ultrasound wave descaling device 140 and control dress
Set 170.Below in conjunction with the Fig. 1 to Fig. 4 lamella heat exchanger that the present invention will be described in detail 100.
As depicted in figs. 1 and 2, core 110 can be using general arrangement as cylindrical structure.Shell 180 can be set in core
110 outside, and can be radially spaced apart with core.Namely the external peripheral surface of core 110 and shell 180 is interior
Circumferential surface interval is arranged.In the present embodiment, could be formed in core 110 first fluid channel (not shown) and with
The disconnected second fluid channel of first fluid channel (not shown), second fluid channel can be connected to shell 180.It is first-class
Body channel is for accommodating first fluid, the second fluid channel in gap and core 110 between shell 180 and core 110
Among can be used for accommodate second fluid.First fluid is different with the temperature of second fluid so that first fluid and second fluid
Between can carry out heat exchange, to achieve the purpose that heat exchange.
Shell 180 may include positioned at the first end plate 181 of first end (right end in Fig. 1 and Fig. 2), positioned at second end
Second end plate 182 of (left end in Fig. 1 and Fig. 2) and between first end plate 181 and the second end plate 182 while circumferentially
The side plate 183 that direction extends.First end plate 181 and the second end plate 182 can be set in parallel and be configured to circular plate structure.
Side plate 183 is it is so structured that circular cylindrical structure so that its both ends can be respectively connected to first end plate 181 and the second end plate
182。
Fig. 2 and Fig. 3 are schematically shown, and core 110 may include multiple single piece plates 111.Single piece plate 111 can construct
For circular corrugated plate shape structure.Multiple single piece plates 111 can link together side by side, with the shape between multiple single piece plates 111
At have first fluid channel and with the disconnected second fluid channel in first fluid channel, and second fluid channel is connected to shell
Body 180.For example, first fluid channel and second fluid channel can be spaced setting, can preferably exchange heat, heat exchange effect is improved
Rate.It will be understood by those skilled in the art that the structure of single piece plate 111 is not limited to present embodiment, and as needed, single piece plate 111
It is so structured that the platy structure of ellipse, square, rectangle, other trapezoidal or arbitrary suitable shapes.
Single piece plate 111 can have first through hole 114 and the second through-hole 115.First through hole 114 is arranged in the second through-hole
115 lower section, and be spaced apart with the second through-hole 115.First through hole 114 and the second through-hole 115 can be round hole.Adjacent
111 respective first through hole 114 of single piece plate is connected to, the connection of adjacent 111 respective second through-hole 115 of single piece plate.Specifically, more
The central axis of the first through hole 114 of a single piece plate 111 is horizontally disposed and can (substantially) overlap each other, multiple monolithics
The central axis of second through-hole 115 of plate 111 is horizontally disposed and can (substantially) overlap each other.Those skilled in the art
It is appreciated that first through hole 114 and the structure of the second through-hole 115 are not limited to present embodiment, and as needed, first through hole 114
Can also be the through-hole of other shapes with the second through-hole 115.For example, first through hole 114 and the second through-hole 115 can be ellipse
The through-hole of shape, square or any other suitable shape.
Referring back to Fig. 1 and Fig. 2, ultrasound wave descaling device 140 is arranged the first end in shell 180 and can extend into
Core 110.For example, ultrasound wave descaling device 140 can be connected to first end plate 181, and can be extended into from first end plate 181
Enter core 110.Lamella heat exchanger 100 may include two ultrasound wave descaling devices 140, two ultrasound wave descaling devices 140
It is separately positioned in first through hole 114 and the second through-hole 115.It will be understood by those skilled in the art that ultrasound wave descaling device 140
Quantity be not limited to present embodiment.In the unshowned embodiment of the present invention, lamella heat exchanger 100 can wrap
A ultrasound wave descaling device 140 is included, which can be arranged in first through hole 114 or the second through-hole
In 115.
As shown in figure 3, ultrasound wave descaling device 140 may include mainly ultrasonic transducer 141, be connected to ultrasonic waves
The ultrasonic variable amplitude bar 142 of energy device 141 and the tool heads 143 for being connected to ultrasonic variable amplitude bar 142.142 He of ultrasonic variable amplitude bar
Tool heads 143 can be arranged in core 110.Ultrasonic transducer 141 can be arranged in the outside of core 110.Ultrasonic waves
The electrical power of input can be converted into mechanical output (i.e. ultrasonic wave) and transmit ultrasonic variable amplitude bar 142 again by energy device 141, and it is certainly
Body consumes small part power.Ultrasonic variable amplitude bar 142 can amplify Oscillation Amplitude on demand, then again by energetic vibration
It passes to tool heads 143, then by tool heads 143 by transfer of ultrasonic energy to process fluid, such as is transmitted to first fluid
In so that the fouling materials such as impurity in first fluid disperse under ul-trasonic irradiation, are loose, broken destruction, falling off, not easily
It is attached on tube wall and falls off from tube wall (such as surface of single piece plate), and as these impurity are arranged in the flowing of first fluid
Go out, to achieve the effect that ultrasound wave descaling.
Referring back to Fig. 1 and Fig. 2, ultrasound wave descaling device 140 can also include the Method for Installation for being connected to first end plate 181
Orchid 144, ultrasonic transducer 141 and ultrasonic variable amplitude bar 142 are arranged in the both sides of mounting flange 144.Ultrasonic transducer 141
It is connected by flange transition with ultrasonic variable amplitude bar 142, mounting flange 144 can be by ultrasonic transducer 141 and first fluid
Keep apart.In the present embodiment, the flange specification for being suitble to the pressure rating can be selected according to different pressure ratings.
Specifically, it can be provided with first end plate through-hole 184 in first end plate 181 and be arranged in first end plate through-hole 184
First threaded hole 185 (such as countersunk head threaded hole) in outside.Flange threaded hole 145 is correspondingly provided on mounting flange 144.It is super
Sound wave apparatus for eliminating sludge 140 extends through first end plate through-hole 184 and enters the first through hole 114 or second of single piece plate 111
In through-hole 115.Mounting flange 144 is arranged in the outside of first end plate 181 and against first end plate 181, and passes through fastener
It extends through flange threaded hole 145 and enters first end plate through-hole 184 mounting flange 144 is connected to first end plate 181, i.e.,
Ultrasound wave descaling device 140 is installed to first end plate 181, can be effectively sealed, prevents the inside core 110
One fluid leaks out, while convenient for the installation and removal of ultrasound wave descaling device 140 so that ultrasound wave descaling device 140 has
There is convertibility.
Control device 170 is electrically connected to ultrasound wave descaling device 140, and can control the work of ultrasound wave descaling device 140,
To carry out scale removal to lamella heat exchanger 100.Control device 170 is provided with operation panel, can be controlled by operation panel super
The startup of sound wave apparatus for eliminating sludge 140 is stopped.In addition, ultrasound wave descaling device can also be adjusted by operation panel
The power of 140 ultrasonic waves sent out and frequency etc., it is convenient and efficient, it is easy to operate.
Lamella heat exchanger 100 can also include 120 He of first fluid inlet duct being arranged in the second end of shell 180
First fluid outlet conduit 130, first fluid inlet duct 120 and first fluid outlet conduit 130 connect with core 110 respectively
It is logical.First fluid inlet duct 120 and first fluid outlet conduit 130 can be respectively connected to the second end plate 182.
Specifically, the second end plate through-hole 186 there are two being arranged on the second end plate 182, two the second end plate through-holes 186
Setting can be vertically spaced.More specifically, the central axis of underlying second end plate through-hole 186 can be with monolithic
The central axis (substantially) of the first through hole 114 of plate 111 overlaps, and the central axis for the second end plate through-hole 186 being located above can
It (substantially) is overlapped with the central axis of the second through-hole 115 with single piece plate 111.One end of first fluid inlet duct 120 can be with
It is inserted into underlying second end plate through-hole 186 and connects (such as welding) to the second end plate 182, first fluid outlet
The one end in road 130 is inserted into the second end plate through-hole 186 being located above and connects (such as welding) to the second end plate
182.First fluid inlet duct 120 can be connected to first through hole 114 as a result, and first fluid outlet conduit 130 and second is logical
Hole 115 is connected to so that first fluid can enter the first fluid channel of core 110 via first fluid inlet duct 120
In, and flowed out from core 110 via first fluid outlet conduit 130 after exchanging heat with second fluid.
Lamella heat exchanger 100 can also include differential pressure pickup 150.Differential pressure pickup 150 is respectively connected to first-class
Body inlet duct 120 and first fluid outlet conduit 130, to acquire first fluid inlet duct 120 and first fluid outlet
The static pressure difference signal in road 130.Specifically, differential pressure pickup 150 includes first connecting portion 151 and second connecting portion 152, and first connects
Socket part 151 is connected to first fluid inlet duct 120, and second connecting portion 152 is connected to first fluid outlet conduit 130, in
Measure static pressure difference signal.
For example, the first pressure pipe (not shown) communicated therewith can be provided on first fluid inlet duct 120,
The the second pressure pipe (not shown) communicated therewith can be provided on first fluid outlet conduit 130.First pressure pipe and second
Pressure pipe can be hose.First pressure pipe can be connected to first connecting portion 151, and the second pressure pipe can be connected to the second company
Socket part 152 so that differential pressure pickup 150 can measure the wall of first fluid inlet duct 120 and first fluid outlet conduit 130
Face static pressure difference signal.
Lamella heat exchanger 100 can also include data acquisition processing device 160.Data acquisition processing device 160 is electrically connected
It is connected to differential pressure pickup 150 and control device 170, to receive the static pressure difference signal of the acquisition of differential pressure pickup 150, and by static pressure difference
Signal is converted into fouling parameter, and is compared with preset threshold value, when fouling parameter is more than threshold value, at data acquisition
Control device 170 can be exported control signal by managing device 160, to start ultrasound wave descaling device 140.
Specifically, data acquisition processing device 160 is built-in with data processing algorithm, can be to transmitting the static pressure difference signal come
It is handled, the fouling parameter of resistance performance parameter and scaling degree inside lamella heat exchanger 100 can be obtained, so
The fouling parameter is compared with preset threshold value again afterwards, to judge inside lamella heat exchanger 100 whether fouling.
When fouling parameter is less than threshold value, data acquisition processing device 160 sends out the control of a low level signal to control device 170
Signal, instruction control device 170 do not start ultrasound wave descaling device 140.
When 100 inside (such as inside core 110) fouling of lamella heat exchanger is serious, differential pressure pickup 150 collects
Pressure difference signal value will increase, and then corresponding fouling parameter value will increase.When fouling parameter is higher than threshold value, at data acquisition
Reason device 160 sends out the control signal of a high level signal to control device 170, and instruction control device 170 starts ultrasonic wave
Apparatus for eliminating sludge 140, so as to be cleaned to lamella heat exchanger 100, to start scale removal, until data acquisition processing device
The value for the fouling parameter that processing is formed again in 160 is less than threshold value, and control device 170, which controls ultrasound wave descaling device 140, to be stopped
Work.
In addition, data acquisition processing device 160 can carry out data processing to the static pressure difference signal of acquisition, to form pressure difference
Changing rule figure and/or table, thus the fouling condition inside assessment and diagnosis lamella heat exchanger 100 and other failure (examples
Such as leakage) situations such as.
Data acquisition processing device 160 also has store function to store related data, and is provided with external interface.Example
Such as, USB flash disk is inserted into external interface, the data of storage can be taken out by external interface, and can be to the number of extraction
Report is formed according to being printed.
Lamella heat exchanger 100 can also include the first pipe connecting flange being arranged in 120 end of first fluid inlet duct
121 and the second pipe connecting flange 131 in 130 end of first fluid outlet conduit is set.Specifically, the first pipe connecting flange 121 is set
It sets in one end far from the second end plate 182 of first fluid inlet duct 120, the second pipe connecting flange 131 is arranged in first fluid
One end far from the second end plate 182 of outlet conduit 130, the first pipe connecting flange 121 and the second pipe connecting flange 131 be respectively used to
Other pipelines connect, for conveying first fluid.
Lamella heat exchanger 100 can also include the second fluid entrance for being arranged in 183 outside of side plate and being connected to shell 180
Pipeline 191 and second fluid outlet conduit 192.Second fluid can enter shell 180 via second fluid inlet duct 191
Inside, and enter in the second fluid channel of core 110 with first fluid exchange heat after via second fluid outlet conduit
192 outflows.
Lamella heat exchanger 100 can also include the third pipe connecting flange being arranged in 191 end of second fluid inlet duct
193 and the 4th pipe connecting flange 194 in 192 end of second fluid outlet conduit is set.Specifically, third pipe connecting flange 193 is set
It sets in one end of the separate side plate 183 of second fluid inlet duct 191, the setting of the 4th pipe connecting flange 194 is exported in second fluid
One end of the separate side plate 183 of pipeline 192, third pipe connecting flange 193 and the 4th pipe connecting flange 194 are respectively used to and other pipelines
Connection, for conveying second fluid.
Lamella heat exchanger according to the present invention can directly control the startup of ultrasound wave descaling device by control device
Or stop, additionally it is possible to passing through data collection and analysis instrument real-time reception first fluid inlet duct and first fluid outlet conduit
Static pressure difference signal, and data processing can be carried out to the static pressure difference signal of reception, to judge the fouling inside lamella heat exchanger
Situation exports a control signal, to control the startup of ultrasound wave descaling device according to the severity of fouling to control device
Or stop, to realize On Line Foul Removing Technology function, the service life of lamella heat exchanger can be extended, production efficiency is improved, make
It obtains lamella heat exchanger and is suitable for intermittent operation, reduce unnecessary cleaning.
Unless otherwise defined, those skilled in the art of technical and scientific term used herein and the present invention
Normally understood meaning is identical.Term used herein is intended merely to describe specifically to implement purpose, it is not intended that limitation is originally
Invention.Terms such as herein presented " settings " can both indicate that a component was attached directly to another component, also may be used
To indicate that a component is attached to another component by middleware.The feature that describes in one embodiment can be with herein
Individually or with other feature in combination be applied to another embodiment, unless this feature in the another embodiment not
It is applicable in or is otherwise noted.
The present invention is illustrated by the above embodiment, but it is to be understood that, the above embodiment is
Purpose for illustrating and illustrating, and be not intended to limit the invention within the scope of described embodiment.Art technology
Personnel are it is understood that introduction according to the present invention can also make more kinds of variants and modifications, these variants and modifications
It all falls within scope of the present invention.
Claims (10)
1. a kind of lamella heat exchanger, which is characterized in that including：
Core；
Shell, the shell is set on the outside of the core, and can be radially spaced apart with the core；
Ultrasound wave descaling device, the ultrasound wave descaling device are arranged the first end in the shell and can extend into described
Core；And
Control device, the control device is electrically connected to the ultrasound wave descaling device, and can control the ultrasound wave descaling
Device works, to carry out scale removal to the lamella heat exchanger.
2. lamella heat exchanger according to claim 1, which is characterized in that the lamella heat exchanger further includes that setting exists
The first fluid inlet duct and first fluid outlet conduit of the second end of the shell, the first fluid inlet duct and institute
First fluid outlet conduit is stated to be connected to the core respectively.
3. lamella heat exchanger according to claim 2, which is characterized in that the lamella heat exchanger further includes：
Differential pressure pickup, the differential pressure pickup are respectively connected to the first fluid inlet duct and first fluid outlet
Pipeline, to acquire the static pressure difference signal of the first fluid inlet duct and the first fluid outlet conduit；And
Data acquisition processing device, the data acquisition processing device are electrically connected to the differential pressure pickup and control dress
It sets, to receive the static pressure difference signal of the differential pressure pickup acquisition, and the static pressure difference signal is converted into fouling parameter,
And be compared with preset threshold value, when the fouling parameter is more than the threshold value, the data acquisition processing device
Control signal can be exported to the control device, to start the ultrasound wave descaling device.
4. lamella heat exchanger according to claim 2, which is characterized in that the ultrasound wave descaling device includes ultrasonic wave
Energy converter, the ultrasonic variable amplitude bar for being connected to the ultrasonic transducer and the tool heads for being connected to the ultrasonic variable amplitude bar,
The ultrasonic variable amplitude bar and tool heads setting are in the core.
5. lamella heat exchanger according to claim 4, which is characterized in that the shell includes being located at the first end
First end plate, positioned at the second end plate of the second end and between the first end plate and second end plate and along week
The side plate extended to direction, the ultrasound wave descaling device are connected to the first end plate, the first fluid inlet duct and
The first fluid outlet conduit is respectively connected to second end plate.
6. lamella heat exchanger according to claim 5, which is characterized in that the core includes multiple single piece plates, described
Single piece plate has first through hole and the second through-hole, the respective first through hole connection of the adjacent single piece plate, the adjacent list
The respective second through-hole connection of sheet, the first fluid inlet duct are connected to the first through hole, and the first fluid goes out
Mouth pipeline is connected to second through-hole, and at least one of the first through hole and second through-hole are provided with the ultrasound
Wave apparatus for eliminating sludge.
7. lamella heat exchanger according to claim 6, which is characterized in that the single piece plate is configured to circular plate knot
Structure.
8. lamella heat exchanger according to claim 5, which is characterized in that the ultrasound wave descaling device further includes setting
On the outside of the side plate and the second fluid inlet duct and second fluid outlet conduit of the connection shell.
9. lamella heat exchanger according to claim 5, which is characterized in that the ultrasound wave descaling device further includes connection
To the mounting flange of the first end plate, the ultrasonic transducer and the ultrasonic variable amplitude bar are arranged in the mounting flange
Both sides.
10. lamella heat exchanger according to claim 2, which is characterized in that the differential pressure pickup includes the first connection
Portion and second connecting portion, the first connecting portion are connected to the first fluid inlet duct, and the second connecting portion is connected to
The first fluid outlet conduit, in the measurement static pressure difference signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810837694.2A CN108775826A (en) | 2018-07-26 | 2018-07-26 | Lamella heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810837694.2A CN108775826A (en) | 2018-07-26 | 2018-07-26 | Lamella heat exchanger |
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| Publication Number | Publication Date |
|---|---|
| CN108775826A true CN108775826A (en) | 2018-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810837694.2A Pending CN108775826A (en) | 2018-07-26 | 2018-07-26 | Lamella heat exchanger |
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| US6290778B1 (en) * | 1998-08-12 | 2001-09-18 | Hudson Technologies, Inc. | Method and apparatus for sonic cleaning of heat exchangers |
| CN102353299A (en) * | 2011-08-09 | 2012-02-15 | 清华大学 | Device and method for restraining and eliminating dirt of recycled water plate heat exchanger on line |
| CN205262288U (en) * | 2015-12-02 | 2016-05-25 | 洛阳双瑞特种装备有限公司 | Online non -maintaining automatically cleaning welds formula plate heat exchanger entirely |
| CN105928396A (en) * | 2016-05-30 | 2016-09-07 | 上海齐耀热能工程有限公司 | Plate-shell type heat exchanger |
| CN205940273U (en) * | 2016-06-29 | 2017-02-08 | 王子韬 | Plate heat exchanger scale removal equipment |
| CN205980877U (en) * | 2016-07-28 | 2017-02-22 | 恒丰工程（香港）有限公司 | But side flow journey shell -and -plate heat transfer board and multiple processes detaching board shell type heat exchanger |
| CN209116827U (en) * | 2018-07-26 | 2019-07-16 | 中国船舶重工集团公司第七一一研究所 | A kind of lamella heat exchanger of On Line Foul Removing Technology |
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