CN106767042A - Intensified by ultrasonic wave spirality micro-channel descaling heat exchanger - Google Patents
Intensified by ultrasonic wave spirality micro-channel descaling heat exchanger Download PDFInfo
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- CN106767042A CN106767042A CN201611254350.6A CN201611254350A CN106767042A CN 106767042 A CN106767042 A CN 106767042A CN 201611254350 A CN201611254350 A CN 201611254350A CN 106767042 A CN106767042 A CN 106767042A
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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
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
- F28D7/163—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation with conduit assemblies having a particular shape, e.g. square or annular; with assemblies of conduits having different geometrical features; with multiple groups of conduits connected in series or parallel and arranged inside common casing
- F28D7/1669—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation with conduit assemblies having a particular shape, e.g. square or annular; with assemblies of conduits having different geometrical features; with multiple groups of conduits connected in series or parallel and arranged inside common casing the conduit assemblies having an annular shape; the conduits being assembled around a central distribution tube
- F28D7/1676—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation with conduit assemblies having a particular shape, e.g. square or annular; with assemblies of conduits having different geometrical features; with multiple groups of conduits connected in series or parallel and arranged inside common casing the conduit assemblies having an annular shape; the conduits being assembled around a central distribution tube with particular pattern of flow of the heat exchange media, e.g. change of flow direction
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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
- F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
- F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
- F28F13/10—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by imparting a pulsating motion to the flow, e.g. by sonic vibration
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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
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
- F28F21/081—Heat exchange elements made from metals or metal alloys
- F28F21/085—Heat exchange elements made from metals or metal alloys from copper or copper alloys
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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
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/24—Arrangements for promoting turbulent flow of heat-exchange media, e.g. by plates
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- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Geometry (AREA)
- Fluid Mechanics (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Abstract
The invention discloses a kind of intensified by ultrasonic wave spirality micro-channel descaling heat exchanger, including housing, ultrasound wave descaling device, the cooling water channel for being arranged at housing cavity, micropin rib, cooling water channel has water inlet, delivery port;Characterized in that, along the axial location of housing cavity, arranging spiral baffle;Described spiral baffle, between adjacent two-layer spiral surface, along the axial direction of spiral baffle, is evenly equipped with some micropin ribs;Cooling water channel is made up of the space between spiral baffle and micropin rib.The present invention sends high-frequency signal by supersonic generator, makes transducer produce ultrasonic activation, cooling water to produce ultrasonic cavitation effect to be changed into superturbulent flow state, reinforcing cooling;In addition the present invention can at any time clean out the dirt in conduit, reduce heat transfer resistance.
Description
Technical field
The present invention relates to a kind of intensified by ultrasonic wave spiral micro-channel descaling heat exchanger, and in particular to one kind utilizes ultrasonic cavitation machine
Reason reinforcing micro-channel heat exchange and antiscale, the technology of scale removal.
Background technology
Microelectronic is the engineering field for proposing Micro-flows and heat transfer problem earliest, with electronic computer capacity
Requirement with the fast development of speed and guided missile, satellite and military radar to high-performance module and high power device, on the one hand
The characteristic size of device is smaller better, develops from micron dimension to sub-micron, and the integrated level of another aspect device is from nineteen fifty-nine
Since annual be incremented by high speed with 40%~50%.With the raising of integrated level, gathering way for element heat flow density will more
Surprising, the excessive temperature for thus bringing can reduce the job stability of chip, increase error rate, at the same inside modules with its outside
The thermal stress formed between environment can directly influence electrical property, working frequency, the mechanical strength and reliability of chip, therefore right
The high efficiency and heat radiation requirement of microcomponent is with regard to more and more higher.If microcomponent radiating treatment is bad, component temperature will rise, direct shadow
Ring the performance of element, so as to influence the overall performance of microelectronic component, so research microcomponent high efficient heat exchanging technology had it is non-
Often important meaning.
The heat transfer means of current enhanced heat exchange equipment mainly have two kinds:(1) coefficient of heat transfer is improved, for example, changes heat exchanger table
The property or change surface texture in face are allowed to heat transfer coefficient and are improved;(2) heat transfer resistance is reduced, so as to realize that reinforcing is passed
Heat, such as dirt of fixed time cleaning heat exchanger, heat exchanger etc. is made using less scaling material, and thermal resistance is reduced, heat transfer effect
It is improved.
Chinese patent《Ultrasonic scale prevention, the pipe type heat exchanger with heat exchange shell intensified of scale removal》(application number:
CN201220480982.5), it is using ultrasonic wave to disclose a kind of distinguishing feature of the efficient shell-tube type heat transmission equipment equipment
Cavitation mechanism, cleaning is deposited in the dirt in heat exchanger, reduces heat transfer resistance, improves heat transfer effect;But the shell-and-tube is changed
Hot body product is larger, it is impossible to be applied to need periodical blowdown in microelectronics field of radiating, and the technology.
Chinese patent《Micro-channel and the united cooling system of water-cooled》(application number:201420752289.8), the cooling
The high intensity that system make use of the micro-channel of hundred micron dimension sizes and have takes heat energy power, can be by CPU in blade server
Heat produced by the microcomponents such as chip is efficiently taken out, and the high intensity that micro-channel has in the method takes heat energy power can be reached
100W/cm 2Magnitude, far above the heating heat flow density of current cpu chip, heat-transfer effect is preferable;Chinese patent (application number:
2015100791197) it is mainly and the shape of pin rib is changed, strengthens the flowing of inner fluid passage.
Chinese patent《Intensified by ultrasonic wave micro channel heat exchanger》(application number:201610162798.9), the scaler system bag
Supersonic generator and ultrasonic transducer are included, its supersonic generator is connected with ultrasonic transducer by wire, ultrasonic wave
Transducer is provided with multiple oscillator for ultrasonic transducer, and oscillator for ultrasonic transducer distribution is fixedly installed on the both sides of conduit main body,
Cause that dirt is sufficiently mixed and as fluid together flows out conduit with cooling fluid, should not periodically arrange in the sound field of ultrasonic wave
It is dirty.But, above with respect to micro-channel patent the above two improved by conventional micro-channel heat exchanger to a certain extent
To improve heat-transfer effect, but the flow resistance that fluid is produced in microchannel is larger, relies solely on the arrangement and shape for changing pin rib
What shape still can not be solved thoroughly;Requirement simultaneously to cooling fluid is higher, and can produce dirt, increases thermal resistance, deteriorates heat transfer
Effect.Heat exchanger is the equipment that the partial heat of hot fluid is passed to cold fluid, and heat exchanger is in chemical industry, oil, power food
And occupy critical role in other many industrial productions.The scaler system of the latter is fixedly installed, it is impossible to realize that ultrasound wave descaling is filled
Put the uniform scale removal to whole heat exchanger body.The scale problems in inner tube of heat exchanger road are the great of field of heat exchange puzzlement people
, after heat exchanger inside tube side long-time use, easily there is fouling in problem, pipeline scale can reduce flow-passing surface, seriously in tube wall
When can also block pipeline;In addition the fouling on inner-walls of duct can also substantially reduce the heat exchanger effectiveness of heat exchanger.So in order to protect
The normal use of card heat exchanger wants to carry out periodic cleaning inside heat exchanging device, and traditional method for cleaning mainly has mechanical cleaning and change
Cleaning is learned, both approaches are required to heat exchanging device and are dismantled, and cause heat exchanger continuously to run, and leverage heat exchange
The operating efficiency of device.
The content of the invention
For the shortcoming and deficiency that overcome prior art to exist, the invention provides a kind of intensified by ultrasonic wave spirality microflute
Road descaling heat exchanger, when ultrasonic wave is propagated in a liquid, " cavitation effect " of generation exacerbates the vibration of liquid, strengthens micro-channel
The disturbance of interior fluid, also reduces viscous drag, further the heat exchange of reinforcing micro-channel;Meanwhile, ultrasonic energy can make to be processed
Substantial amounts of hole and bubble are produced in liquid, when these holes and bubble are buried in oblivion rapidly, just forms powerful in particular range
Pressure spike, make into dirty material and be ground into tiny dirty grain rapidly and be suspended in liquid, and cause established dirty thing
It is broken and comes off, reduce heat transfer resistance, improves the heat exchange property of micro-channel;Secondly, spirality cooling water channel can be greatly increased
Fluid and the heat exchange area and heat-exchange time of micro-channel, so as to increase heat exchange amount, obtain more preferable heat transfer effect;Furthermore, will be super
Sound wave apparatus for eliminating sludge is moved axially along heat exchanger so that ultrasonic wave operationally, can be carried out to whole heat exchanger body
Even scale removal, especially for some wheelbases are larger and heat exchanger is in itself for the less heat exchanger of diameter, this ultrasound wave descaling
The heat exchanger that device can be moved axially, in terms of scale removal and heat exchange property raising, shows particularly excellent, greatlys save scale removal
Cost.Above technology can mutually promote, and moveable apparatus for eliminating sludge causes that the disturbance that ultrasonic wave is caused in a liquid is more violent,
Spirality cooling water channel cause ul-trasonic irradiation in liquid time it is longer, propagate more fully with comprehensively, be incorporated into and list
Solely compared using one of which, the exchange capability of heat of device is obviously improved.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of intensified by ultrasonic wave spirality micro-channel descaling heat exchanger, including housing, ultrasound wave descaling device, be arranged in housing
The cooling water channel in chamber, micropin rib, cooling water channel have water inlet, delivery port;Characterized in that, along the axial position of housing cavity
Put, arrange spiral baffle;Described spiral baffle, between adjacent two-layer spiral surface, along the axle of spiral baffle
To being evenly equipped with some micropin ribs;Cooling water channel is made up of the space between spiral baffle and micropin rib;Described ultrasound
Apparatus for eliminating sludge is arranged on housing exterior walls, and can be along the axial translation of housing.
Further, described ultrasound wave descaling device includes supersonic generator and ultrasonic transducer, ultrasonic wave
The operating power of generator is 0~100W;The outer wall of housing is axially disposed with slide rail, supersonic generator, ultrasonic waves
Energy device is respectively and fixedly installed on sliding block, and supersonic generator, ultrasonic transducer are electrical connected by wire, and sliding block is then
Movably coordinate and be arranged in slide rail, and sliding block is fitted with limited block.
Further, the cooling working medium for flowing through cooling water channel is deionized water or ethanol.
Further, the housing includes conduit main body and upper capping;Conduit main body is set to hollow structure, upper capping and groove
Road body seal connection;Cooling water channel is arranged in the inner chamber of conduit main body.
Further, the material of the conduit main body is red copper.
Further, the axial spacing between described spiral baffle adjacent two layers spiral surface is 1~10mm.
Further, the micropin rib is shaped as cylinder, cuboid or gengon.
Further, described each micropin rib annular in the way of the row of pitching is distributed in spiral baffle, and micropin rib edge
The interval angles of circumference arrangement are 15 °.
Further, the cross section of the cooling water channel is circle.
Further, the diameter of micropin rib is set to 0.1~1mm.
The present invention sends high-frequency signal by supersonic generator, ultrasonic transducer is produced ultrasonic activation, to micro-
Cooling water in conduit produces ultrasonic cavitation effect, cooling water is changed into superturbulent flow state, reinforcing cooling.Meanwhile, by super
The high-frequency signal that sonic generator sends, makes the cooling water in micro-channel produce ultrasonic activation, not only so that in micro-channel
Water velocity slows down, and reduces the viscosity of current of knowing clearly;But also can at any time clean out the dirt being deposited in micro-channel,
Reduce heat transfer resistance, improve the heat exchange property of micro-channel;Its specific advantage is as follows:
(1) present invention can realize disturbing for fluid in reinforcement micro channel heat exchanger by ultrasonic transducer and supersonic generator
It is dynamic, convection transfer rate is improved, radiating efficiency is improved, heat exchange property of the invention is improved;
(2) the flow velocity reduction in the presence of ultrasonic wave of the fluid in present invention heat exchanger, extends heat-exchange time, strengthens heat exchange,
The kinematic viscosity coefficient of liquid is also reduced simultaneously, the flow resistance of liquid is reduced to a certain extent, so as to improve microflute
The through-current capability of road heat exchanger, enhancing operational reliability, increase the service life;
(3) micropin rib is put in fork arrangement in the present invention, and the flow disturbance effect that fork arrangement is put is arranged than in-line arrangement, and disturbance increases,
Heat transfer effect will be improved;
(4) spirality cooling water channel can greatly increase the heat exchange area and heat-exchange time of fluid and micro-channel in the present invention, so that
Increase heat exchange amount, obtain more preferable heat transfer effect.
(5) fluid cooling working medium is so strict without needing from the standard of water in the present invention, due to the effect of ultrasonic wave, can
Even understand the formation of dirt in conduit to reduce, so as to reduce the generation of thermal resistance, strengthen heat transfer effect;
(6) ultrasound wave descaling system is provided with the outer wall of present invention heat exchanger body, can the intrinsic cooling water of heat exchanging device
Road carries out ultrasound wave descaling treatment, and the incrustation scale in water channel comes off in the presence of ultrasonic wave from the tube wall of attachment, should not be regular
Blowdown;Tube wall not damaged after being processed using ultrasound wave descaling, substantially prolongs the service life of equipment, and the scale removal process is not
Influence the continuous work of heat exchanger;
(7) ultrasound wave descaling system can be slided along slideway on heat exchanger body outer wall in the present invention, realize ultrasound wave descaling system
System can comprehensively clean the micro channel heat exchanger, and the uniform scale removal to whole heat exchanger body greatlys save scale removal cost;
(8) shape of the rate of heat dissipation of ultrasonic wave micro channel heat exchanger of the invention and micropin rib, size, height, quantity and super
The size of acoustic power has a very large relationship;Meanwhile, the power of ultrasonic wave is not the bigger the better, within 100W effect compared with
It is good;
(9) compared to shell-and-tube heat exchanger, conduit heat exchanger volume of the invention is smaller, can apply to microelectronics field of radiating.
Brief description of the drawings
Fig. 1 is a kind of front view of intensified by ultrasonic wave spiral micro-channel descaling heat exchanger of the invention;
Fig. 2 is the semi-cutaway of Fig. 1;
Fig. 3 is the left view of Fig. 1;
Wherein, 1- housings;2- slide rails;3- sliding blocks;4- supersonic generators;5- ultrasonic transducers;6- supporting legs;7- water inlets;
8- delivery ports;9- cooling water channels;10- micropin ribs;11- baffle plates.
Specific embodiment
The present invention is further described with reference to the accompanying drawings and examples.
As shown in figure 1, the intensified by ultrasonic wave spiral micro-channel descaling heat exchanger of the present embodiment include housing, water-cooling system,
Conduit, micropin rib, scaler system.
Wherein, water-cooling system includes cooling water channel 9, water inlet 7 and delivery port 8, and cooling water channel 9 is arranged on radiating shell
Inside, the cross section of cooling water channel 9 is circle(It is specifically shown in Fig. 3), water inlet 7 and delivery port 8 be separately positioned on radiating shell,
Water inlet 7 and delivery port 8 are connected composition water-cooling system with cooling water channel 9 respectively;Cooling working medium can be deionized water water or second
Alcohol, can reduce the generation of dirt in conduit.
Radiating shell sealing is good, it is ensured that the fluid in cooling water channel 9 will not overflow from gap.The material of housing 1
It is red copper;Housing 1 is set to hollow structure, and the hollow part in housing is provided with spirality cooling water channel baffle plate 11, and micropin rib 10 is equal
Even to be distributed on baffle plate 11, the space between baffle plate 11 and between micropin rib 10 forms spirality cooling water channel 9, cooling water channel
9 number is one or more, and the number of cooling water channel 9 is the number of the micropin rib 10 of the middle setting of housing 1.
Scaler system includes slide rail 2, sliding block 3, supersonic generator 4 and ultrasonic transducer 5, and the slide rail 2 is fixed on
On heat exchanger body axis direction, the sliding block 3 is slidably arranged in slide rail 2, the supersonic generator 4 and ultrasonic wave transducer
Device 5 is fixed on sliding block, and both are connected by wire, and the two ends of the sliding block 3 are respectively arranged with limited block.
Micropin rib 10 is distributed along the axis direction of housing 1;Micropin rib 10 is shaped as cylinder, cuboid, gengon etc.;
The height of micropin rib 10 is equal to the axial distance of two-layer cooling water channel baffle plate 11, is 1~10mm;Between micropin rib is circumferentially arranged
It is 15 ° (as shown in Figure 3) every angle;Micropin rib 5 is put along runner direction in fork arrangement, and cooling working medium flows in the passage,
Fork row can more increase the disturbance of fluid, beneficial to heat transfer.
Supersonic generator 4 is used for sending high-frequency signal, and work mesh power 0~100W of scope, supersonic generator 4 with
Ultrasonic transducer 5 is connected by wire, and ultrasonic transducer 5 is used for receiving high-frequency signal and producing ultrasonic activation, surpasses
Sound wave scaler system can be slided along slideway on heat exchanger body outer wall, and ultrasound wave descaling system can comprehensively clean the microflute
Enhanced heat exchange is realized in road heat exchanger, the uniform scale removal to whole heat exchanger body.
The heat transfer process of the intensified by ultrasonic wave spiral micro-channel descaling heat exchanger of the present embodiment is as follows:Occur by ultrasonic wave
Device 4 sends high-frequency signal, ultrasonic transducer is produced ultrasonic activation by ultrasonic transducer 5, by the shifting of sliding block 3
It is dynamic, uniform ultrasonic cavitation effect is produced to the cooling water in housing 1, cooling water is changed into superturbulent flow state, reinforcing cooling.
Secondly, spirality cooling water channel can greatly increase the heat exchange area and heat-exchange time of fluid and micro-channel, so that increase heat exchange amount,
Obtain more preferable heat transfer effect.Meanwhile, high-frequency signal makes the cooling water in housing 1 produce ultrasonic activation, not only causes housing 1
In water velocity slow down, reduction is known clearly the viscosity of current, but also can at any time clean out the dirt being deposited in housing 1
Dirt, reduces heat transfer resistance, improves the heat exchange property of housing 1.As can be seen here, the intensified by ultrasonic wave micro-channel heat exchange of the present embodiment
Device can greatly improve heat transfer effect.
Points for attention using the intensified by ultrasonic wave micro channel heat exchanger of the present embodiment are:
(1) supersonic generator 4 should by ventilating and cooling place, supersonic generator 4 and ultrasonic transducer 5 should avoid water drenching or
Clash into, it is ensured that its normal operation;
(2) before intensified by ultrasonic wave micro channel heat exchanger operation, first cooling fluid will be full of in cooling water channel 9, it is to avoid altogether
The fuel factor produced with ultrasonic transducer 7 of shaking makes housing 1 and micropin rib 10 come off;
Before intensified by ultrasonic wave micro channel heat exchanger deactivation, stoppage in transit supersonic generator 4 first;
During intensified by ultrasonic wave micro channel heat exchanger runs, must not arbitrarily stop transport any equipment.
Preference implementation method of the invention is the foregoing is only, is not intended to limit the scope of the present invention..Appoint
Any modification, equivalent and improvement what is made within the spirit and principles in the present invention etc., should be included in of the invention
Within claims.
Claims (10)
1. a kind of intensified by ultrasonic wave spirality micro-channel descaling heat exchanger, including housing, ultrasound wave descaling device, it is arranged at housing
The cooling water channel of inner chamber, micropin rib, cooling water channel have water inlet, delivery port;Characterized in that, along the axial direction of housing cavity
Position, arranges spiral baffle;Described spiral baffle, between adjacent two-layer spiral surface, along spiral baffle
Axially, some micropin ribs are evenly equipped with;Cooling water channel is made up of the space between spiral baffle and micropin rib;
Described ultrasonic apparatus for eliminating sludge is arranged on housing exterior walls, and can be along the axial translation of housing.
2. intensified by ultrasonic wave spirality micro-channel descaling heat exchanger according to claim 1, it is characterised in that:Described is super
Sound wave apparatus for eliminating sludge includes supersonic generator and ultrasonic transducer, and the operating power of supersonic generator is 0~100W;
The outer wall of housing is axially disposed with slide rail, and supersonic generator, ultrasonic transducer are respectively and fixedly installed on sliding block, and
Supersonic generator, ultrasonic transducer are electrical connected by wire, and sliding block then movably coordinates in slide rail, and
Sliding block is fitted with limited block.
3. intensified by ultrasonic wave spirality micro-channel descaling heat exchanger according to claim 1, it is characterised in that:Flow through cooling
The cooling working medium of water channel is deionized water or ethanol.
4. intensified by ultrasonic wave spirality micro-channel descaling heat exchanger according to claim 1, it is characterised in that:The housing
Including conduit main body and upper capping;Conduit main body is set to hollow structure, and upper capping is connected with conduit body seal;Cooling water channel cloth
It is placed in the inner chamber of conduit main body.
5. intensified by ultrasonic wave spirality micro-channel descaling heat exchanger according to claim 4, it is characterised in that:The conduit
The material of main body is red copper.
6. intensified by ultrasonic wave spirality micro-channel descaling heat exchanger according to claim 1, it is characterised in that:Described spiral shell
Axial spacing between rotation shape baffle plate adjacent two layers spiral surface is 1~10mm.
7. intensified by ultrasonic wave spirality micro-channel descaling heat exchanger according to claim 1, it is characterised in that:The micropin
Rib is shaped as cylinder, cuboid or gengon.
8. intensified by ultrasonic wave spirality micro-channel descaling heat exchanger according to claim 1, it is characterised in that:Described is each
Micropin rib annular in the way of the row of pitching is distributed in spiral baffle, and the interval angles that micropin rib is circumferentially arranged are 15 °.
9. intensified by ultrasonic wave spirality micro-channel descaling heat exchanger according to claim 1, it is characterised in that:The cooling
The cross section of water channel is circle.
10. intensified by ultrasonic wave spirality micro-channel descaling heat exchanger according to claim 1, it is characterised in that:Micropin rib
Diameter be set to 0.1~1mm.
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CN115014098A (en) * | 2019-12-03 | 2022-09-06 | 山东大学 | Intermittent cooperative vibration intelligent control shell-and-tube heat exchanger |
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CN115014098A (en) * | 2019-12-03 | 2022-09-06 | 山东大学 | Intermittent cooperative vibration intelligent control shell-and-tube heat exchanger |
CN115014098B (en) * | 2019-12-03 | 2023-08-22 | 山东大学 | Intermittent cooperative vibration intelligent control shell-and-tube heat exchanger |
WO2021191497A1 (en) * | 2020-03-24 | 2021-09-30 | Lappeenrannan-Lahden Teknillinen Yliopisto Lut | An ultrasound processing device |
CN114688737A (en) * | 2022-03-28 | 2022-07-01 | 广东固特科技有限公司 | Strong-effect ultrasonic descaling device for water storage type water heater |
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