CN105627787B - Pervaporation air cooling tubes condenser and its application method - Google Patents
Pervaporation air cooling tubes condenser and its application method Download PDFInfo
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- CN105627787B CN105627787B CN201410581249.6A CN201410581249A CN105627787B CN 105627787 B CN105627787 B CN 105627787B CN 201410581249 A CN201410581249 A CN 201410581249A CN 105627787 B CN105627787 B CN 105627787B
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Abstract
The present invention relates to the condenser field of application air or water as cooling medium, specially a kind of pervaporation air cooling tubes condenser.A kind of pervaporation air cooling tubes condenser, including support (1) and sparge pipe (2), it is characterized in that：Also include tube bank assembly (3), water fender (4) and blower fan (5), finned tube restraint (33) is provided with 1%~5% gradient between horizontal line, and tube bank assembly (3) is located at the lower section of mouth spray (21).A kind of application method of pervaporation air cooling tubes condenser, it is characterized in that：Implement successively as follows：Medium to be cooled is flowed into from the medium inlet (31) of tube bank assembly (3), and air is blown into by the side of shutter (7), and cooling water flows into from the water intake end of sparge pipe (2).Heat exchanger effectiveness of the present invention is high, and cooling velocity is fast, plays the role of to purify air to environment, applied widely.
Description
Technical field
The present invention relates to condensation (cooling) the device field of application air or water as cooling medium, specially a kind of pervaporation
Air cooling tubes condenser and its application method.
Background technology
Cooling device using air or water is conventional heat-exchange apparatus, implements to cool down for fluid medium.At present
Cooling device, either implement air-cooled using blower fan air blast or implement water cooling using spray equipment water spray.Air-cooled pattern device
Simply, but cooling velocity is slow；Water cooling pattern make use of the high specific heat of water, can obtain stronger cooling effect, but water consumption is more, power consumption
Height, and have discharge of wastewater, there is pollution to environment.
The content of the invention
The defects of in order to overcome prior art, there is provided a kind of heat exchanger effectiveness is high, cooling velocity is fast, environment amenable cold
But device, the invention discloses a kind of pervaporation air cooling tubes condenser and its application method.
The present invention reaches goal of the invention by following technical solution：
A kind of pervaporation air cooling tubes condenser, including support and sparge pipe, sparge pipe are fixed on support, and sparge pipe is provided with
Mouth spray, it is characterized in that：Also include tube bank assembly, water fender and blower fan, tube bank assembly is by medium inlet, condensing medium does not go out
Mouth, finned tube restraint and condensate liquid media outlet composition, provided with 1%~5% gradient with profit between finned tube restraint and horizontal line
Condensate liquid media outlet is flow to from medium inlet in condensate liquid, medium inlet, not condensing media outlet are sealedly connected on solid respectively
The bottom and top of fixed tube case, condensate liquid media outlet are sealedly connected on the bottom of floating bobbin carriage, and tube bank assembly is located at mouth spray
Lower section, water fender is fixed on the top of support in the top of tube bank assembly and sparge pipe, shutter, blower fan, and blower fan goes out
Air port is against air；Hydraulic barrier is provided with fixed bobbin carriage and is exported with separating inlet feed with not condensing, is set in floating bobbin carriage
There is the backflow column plate with finned tube restraint correspondence position, filler is filled above backflow column plate, to increase gas-liquid contact surface area.
Described pervaporation air cooling tubes condenser, it is characterized in that：Also include flow controller, flow controller includes electromagnetism
Valve, temperature sensor and controller, controller connect magnetic valve and temperature sensor respectively by order wire, and magnetic valve is connected on
In sparge pipe, the temperature probe of temperature sensor is located at condensing media outlet, controller is not from single-chip microcomputer, single board computer, microcomputer
With any one in programmable controller.
Described pervaporation air cooling tubes condenser, it is characterized in that：Blower fan selects induced air type blower fan, and leaving air temp is not higher than 70 DEG C
Shi Caiyong direct-connection transmissions, leaving air temp use belt transmission when being higher than 70 DEG C.By cold vapour phase medium by flowing through finned tube restraint
Bottom is condensed, and condensate liquid flows out from condensate liquid media outlet, and non-condensing rises through backflow column plate and filler flows through finned tube
The top of tube bank carries out deep condensation, produces new lime set and not condensing after deep condensation, condensing is not through not condensing media outlet
Discharge, the filler and backflow column plate that new lime set is back in floating bobbin carriage do not coagulate gas exchanges with what is risen, to reduce vapour
Liquid phase component content makes condensation recovery more thorough to increase the yield of 2%~5% liquid phase fraction in phase；The present invention is used for cold
When but, medium inlet and media outlet are the different same substance of temperature；During for condensing, condensing media outlet is not vapour phase,
Condensate liquid media outlet is liquid phase.
The present invention has condensation, separation, supercooling, the function of purification.
By cold medium from medium inlet to not condensing media outlet when the present invention is used for cooling procedure, using bottom in and top out
Mode, and the closing of condensate liquid media outlet is used as sewage draining exit.
Medium to be cooled flows at the medium inlet of tube bank assembly, is flowed out after finned tube restraint from media outlet,
Air is blown into by the side of shutter, and cooling water is flowed into from the water intake end of sparge pipe, and the fin of tube bank assembly is sprayed to through mouth spray
Pipe is restrained concurrent heat and exchanged；When air passes through finned tube restraint and cooling water that finned tube restraint top mouth spray sprays
Heat exchange is carried out, the exchanged form of water (flow) direction and air-flow direction is perpendicular to intersect, and the cooling water sprayed from mouth spray exists
Decline by row in finned tube restraint, constantly and air carries out heat exchange, until all evaporations, the water vapour after evaporation is in blower fan
Under effect, with air by the water fender on the inside of finned tube restraint, then air is discharged into by top.
In order to improve cooling effectiveness and reduce water content consumption, flow controller can also be added, in the control of flow controller
The temperature threshold value T not at condensing media outlet is previously entered in device processed0, detect not condensing medium in real time by temperature sensor and go out
Actual temperature T at mouthful, as T≤T0When, controller control closed electromagnetic valve, now only rely on blower fan air blast cooling, the present invention
In energy-conservation dry-running pattern；As T ＞ T0When, controller control magnetic valve is opened, and is now cooled down simultaneously by blower fan air blast
With sparge pipe water-spraying control, the present invention is in high effect forced refrigerating mode, and the flow of cooling water is situated between by controller according to not condensing
The temperature in matter exit by control magnetic valve opening angle implement control, under normal circumstances, spray and under cooling water
Vapor, without sewage discharge are all flashed to after the heat exchange with medium.
The present invention absorbs shower water in tube bank assembly fin tube outer surface using water and air as cooling medium, using air and steamed
Hair band is walked cooled（Condensation）Heat in medium.During work, shower water delivers to the spray of tube bank assembly section upper through control valve
In spray pipe, fin tube outer surface is uniformly sprayed at through nozzle；Shower water is dispersed on huge external surface area, fully with sky
Gas carries out mass transfer and evaporation, takes away medium heat in pipe.Entered by cold medium from the adapter of tube bank assembly bottom, be assigned to each
In finned tube.The heat of medium is transmitted to fin by tube wall in finned tube, is fully contacted with air in fin outer surface moisture film,
Make water film evaporation, so as to realize the exchange of heat.Air after water coke slurry with becoming humid air, by axial id fan slave unit top
Air is discharged into, the shower water not evaporated is dropped on next row finned tube, and continuation contacts with fresh air, continues to steam
Hair, realizes another heat exchange, until shower water is all evaporated by air.Shower water is automatically controlled by regulating valve, according to
Operation requirement can automatically adjust injection flow rate.Pervaporation air cooler is generally configured to two tube sides, meets temperature difference countercurrent flow principle, right
In cooling procedure, this equipment need to close the leakage fluid dram of floating bobbin carriage, and medium enters finned tube restraint from the import of fixing pipe lower box part
Precooling, returned through floating bobbin carriage and flow into the tube bank of upper fins pipe, further flowed out after cooling from fixing pipe upper box part discharge connection.
For condensation（Or containing not condensing）Process, finned tube restraint is entered from the import of fixing pipe lower box part by cold air, after preliminary condensation
Flow into floating bobbin carriage, bottom leakage fluid dram discharge of the condensate liquid from floating bobbin carriage.Not solidifying portion gas flows upwardly into from floating bobbin carriage
Finned tube restraint top is further condensed, and on-condensible gas is discharged from fixing pipe upper box part discharge connection, finned tube restraint top
Lime set is back to floating bobbin carriage, is swapped by the filler in bobbin carriage with the not solidifying gas in part risen, makes fixed gas component
Purification is further fractionated with lime set component.Fractionation lime set converges in floating bobbin carriage bottom together with the lime set of finned tube restraint bottom
Discharged from floating bobbin carriage bottom leakage fluid dram.
Compared with common evaporating air cooler, the present invention possesses more huge area of dissipation in unit volume, presses
Heat exchanger tube compares about more than 15 times；Compared with common wet air cooler, present invention improves over spray mode, reaches full fin
Pipe restrains permeable, better heat-radiation effect.
The comparison of the present invention and part pattern air cooler is as shown in table 1：
Table 1：
Note：Data system is using horizontal dry air cooled heat exchanger as 100 herein, with the present invention or surface evaporation air cooler and horizontal dry type
The ratio of the identical parameters of air cooler, due to being the ratio of identical dimension, therefore without unit but a cardinar number.
The beneficial effects of the invention are as follows：Heat exchanger effectiveness is high, and cooling velocity is fast, plays the role of to purify air to environment, uses
When condensation, the condensation of the direct-cooled system steam turbine exhaust steam in power plant being can be applied to, can be used for during for cooling down power plant sea to strangle system
The indirect air cooling of system or Harmon system, and the brilliant gate valve air cooler of high-voltage fence, it more can be widely applied to petrochemical industry, metallurgical height
Cooling, condensation, separation, supercooling and the purification of the process liquid or process gas and vapor in the fields such as stove.
Brief description of the drawings
Fig. 1 is the front view of the present invention；
Fig. 2 is the right view of the present invention；
Fig. 3 is the partial schematic diagram that assembly floating tube case end is restrained in the present invention；
Fig. 4 is the structural representation of flow controller and tube bank assembly in the present invention.
Embodiment
The present invention is further illustrated below by way of specific embodiment.
Embodiment 1
A kind of pervaporation air cooling tubes condenser, including support 1, sparge pipe 2, tube bank assembly 33, water fender 4 and blower fan 5, such as scheme
Shown in 1~Fig. 3, concrete structure is：
Sparge pipe 2 is fixed on support 1, and sparge pipe 2 is provided with mouth spray 21；Assembly 3 is restrained by medium inlet 31, do not coagulate
Vapour media outlet 32, finned tube restraint 33 and condensate liquid media outlet 34 form, and are provided between finned tube restraint 33 and horizontal line
1%~5% gradient flow to condensate liquid media outlet 34 in favor of condensate liquid from medium inlet 31, and medium inlet 31, not condensing are situated between
Matter outlet 32 is sealedly connected on the bottom and top of fixed bobbin carriage respectively, and condensate liquid media outlet 34 is sealedly connected on floating bobbin carriage
Bottom, tube bank assembly 3 be located at mouth spray 21 lower section, water fender 4 tube bank assembly 3 and sparge pipe 2 top, shutter 7,
Blower fan 5 is fixed on the top of support 1, and the air outlet of blower fan 5 is against air；Hydraulic barrier is provided with to separate in fixed bobbin carriage
Inlet feed exports with not condensing, the backflow column plate 36 with finned tube restraint correspondence position is provided with floating bobbin carriage, in reflux column
The top of plate 36 filling filler 35, to increase gas-liquid contact surface area.
In the present embodiment, support 1 is made of the steel of heat dip zinc treating, can tolerate the corrosion under wet environment.Sparge pipe 2
It is fixed on support 1；Finned tube restraint 33 uses bi-metal rolling, is designed to unit module, can Optional assembling, change and clear
Wash, the design principle of finned tube restraint 33 for reduce windage, beneficial to shower water wetting, beneficial to enhanced heat exchange, prevent in fin table
Face fouling, the cleaning beneficial to tube bank assembly 3 in equipment.
In the present embodiment, blower fan 5 selects induced air type blower fan, and leaving air temp uses direct-connection transmission, air-out when being not higher than 70 DEG C
Temperature uses belt transmission when being higher than 70 DEG C, and it is cold by medium inlet 31 to flow through the bottom of finned tube restraint 33 by cold vapour phase medium
Solidifying, condensate liquid flows out from condensate liquid media outlet 34, and non-condensing rises through backflow column plate 36 and filler 35 flows through finned tube pipe
The top of beam 33 carries out deep condensation, produces new lime set and not condensing after deep condensation, condensing is not through not condensing media outlet
32 discharges, the filler 35 and backflow column plate 36 that new lime set is back in floating bobbin carriage do not coagulate gas exchanges with what is risen, to
Reducing liquid phase component content in vapour phase, to increase the yield of 2%~5% liquid phase fraction, makes condensation recovery more thorough；This implementation
Example is used for when cooling down, and medium inlet 31 and not condensing media outlet 32 are the different same substance of temperature；During for condensing, do not coagulate
Vapour media outlet 32 is vapour phase, and condensate liquid media outlet 34 is liquid phase.
Entered when the present embodiment is used for cooling procedure by cold medium from medium inlet 31 to not condensing media outlet 32 under
On the mode that goes out, and the closing of condensate liquid media outlet 34 is used as sewage draining exit.
The present embodiment in use, implement successively as follows：
Medium to be cooled flows at the medium inlet 31 of tube bank assembly 3, from media outlet after finned tube restraint 33
Outflow, air are blown into by the side of shutter 7, and cooling water flows into from the water intake end of sparge pipe 2, and it is total to spray to tube bank through mouth spray 21
33 concurrent heat of finned tube restraint into 3 exchanges；
Carried out when air passes through finned tube restraint 33 with cooling water that the top mouth spray 21 of finned tube restraint 33 sprays
Heat exchange, the exchanged form of water (flow) direction and air-flow direction is perpendicular to intersect, and the cooling water sprayed from mouth spray 21 is in wing
Decline by row in piece pipe tube bank 33, constantly and air carries out heat exchange, until all evaporations, the water vapour after evaporation is in blower fan 5
In the presence of, the water fender 4 with air by the inner side of finned tube restraint 33, then air is discharged into by top.
Embodiment 2
A kind of pervaporation air cooling tubes condenser, including support 1, sparge pipe 2, tube bank assembly 3, water fender 4 and blower fan 5, are also wrapped
Flow controller 6 is included, as shown in figure Fig. 1~Fig. 4, concrete structure is：
For flow controller 6 as shown in figure 4, being made up of magnetic valve 61, temperature sensor 62 and controller 63, controller 63 is logical
Cross order wire and connect magnetic valve 61 and temperature sensor 62 respectively, magnetic valve 61 is connected in sparge pipe 2, temperature sensor 62
Temperature probe is located at condensing media outlet 32, controller 63 is not from single-chip microcomputer, single board computer, microcomputer and programmable controller
Any one, the present embodiment selects single-chip microcomputer.Other structures are all same with embodiment 1.
The present embodiment in the controller 63 of flow controller 6 in use, be previously entered not at condensing media outlet 32
Temperature threshold value T0, by the real-time actual temperature T for detecting not condensing media outlet 32 of temperature sensor 62, as T≤T0When, control
Device 63 processed controls magnetic valve 61 to close, and now only relies on the air blast of blower fan 5 cooling, and the present embodiment is in energy-conservation dry-running pattern.
Dry-running pattern is the foundation that lectotype selection calculates, typically to be calculated on the basis of 30 DEG C of environment temperature, i.e., in environment temperature
Degree be not higher than 30 DEG C when, equipment normal operation is not sprayed water, with other forms evaporation air cooler it is annual economize on water 80% with
On.Due to being dry-running, the windage of equipment is smaller, and the light pipe of finned tube restraint and shower water restrains ratio under identical equipment volume
Compared with reflecting in the power consumption of blower fan 5 and can save energy more than 15%.
As T ＞ T0When, controller 63 controls magnetic valve 61 to open, and now relies on the air blast cooling of blower fan 5 and sparge pipe 2 simultaneously
Water-spraying control, the present embodiment are in high effect forced refrigerating mode, and the flow of cooling water is gone out by controller 63 according to not condensing medium
Temperature at mouthfuls 32 is by controlling the opening angle of magnetic valve 61 to implement control, under normal circumstances, spray and under cooling water
Vapor is all flashed to after the heat exchange with medium, without sewage discharge, can be economized on water compared with other forms evaporation air cooler
More than 35%.
Other application methods are all same with embodiment 1.
Claims (5)
1. a kind of pervaporation air cooling tubes condenser, including support (1) and sparge pipe (2), sparge pipe (2) are fixed on support (1), spray
Water pipe (2) is provided with mouth spray (21), it is characterized in that：Also include tube bank assembly (3), water fender (4) and blower fan (5), tube bank is total
Into (3) by medium inlet (31), not condensing media outlet (32), finned tube restraint (33) and condensate liquid media outlet (34) group
Into finned tube restraint (33) is provided with 1%~5% gradient, not medium inlet (31), condensing media outlet (32) between horizontal line
The bottom and top of fixed bobbin carriage are sealedly connected on respectively, and condensate liquid media outlet (34) is sealedly connected on the bottom of floating bobbin carriage
Portion, tube bank assembly (3) be located at mouth spray (21) lower section, water fender (4) tube bank assembly (3) and sparge pipe (2) top, hundred
Leaf window (7), blower fan (5) are fixed on the top of support (1), and the air outlet of blower fan (5) is against air；Folding is provided with fixed bobbin carriage
Flow baffle plate and exported with separating inlet feed with not condensing, the reflux column with finned tube restraint correspondence position is provided with floating bobbin carriage
Plate (36), the filling filler (35) above backflow column plate (36).
2. pervaporation air cooling tubes condenser as claimed in claim 1, it is characterized in that：Also include flow controller (6), flow control
Device (6) includes magnetic valve (61), temperature sensor (62) and controller (63), and controller (63) connects electricity respectively by order wire
Magnet valve (61) and temperature sensor (62), magnetic valve (61) are connected in sparge pipe (2), and the temperature probe of temperature sensor (62) is set
In not condensing media outlet (32) place, controller (63) is selected any in single-chip microcomputer, single board computer, microcomputer and programmable controller
It is a kind of.
3. pervaporation air cooling tubes condenser as claimed in claim 1 or 2, it is characterized in that：Blower fan (5) selects induced air type blower fan, goes out
Air temperature uses direct-connection transmission when being not higher than 70 DEG C, leaving air temp uses belt transmission when being higher than 70 DEG C, led to by cold vapour phase medium
Cross (31) and flow through finned tube restraint (33) bottom and be condensed, condensate liquid flows out from condensate liquid media outlet (34), and non-condensing rises
The top that finned tube restraint (33) is flowed through by the column plate that flows back (36) and filler (35) carries out deep condensation, is produced after deep condensation
New lime set and not condensing, not condensing discharged through not condensing media outlet (32), new lime set is back to filling out in floating bobbin carriage
Expect (35) and the column plate (36) that flows back does not coagulate gas exchanges with what is risen.
4. the application method of pervaporation air cooling tubes condenser as claimed in claim 1 or 2, it is characterized in that：As follows successively
Implement：
Medium to be cooled flows into from the medium inlet (31) of tube bank assembly (3), goes out after finned tube restraint (33) from medium
Mouth outflow, air are blown into by the side of shutter (7), and cooling water flows into from the water intake end of sparge pipe (2), is sprayed through mouth spray (21)
Exchanged to the concurrent heat of finned tube restraint (33) of tube bank assembly (3)；
Enter when air passes through finned tube restraint (33) with cooling water that finned tube restraint (33) top mouth spray (21) sprays
Row heat exchange, water (flow) direction and the perpendicular cooling water for intersecting, being sprayed from mouth spray (21) of exchanged form of air-flow direction
Decline by row in finned tube restraint (33), constantly and air carries out heat exchange, until all evaporation, the water vapour after evaporation exist
In the presence of blower fan (5), with air by the water fender (4) on the inside of finned tube restraint (33), then it is discharged into by top
Air.
5. the application method of pervaporation air cooling tubes condenser as claimed in claim 3, it is characterized in that：It is real successively as follows
Apply：
Medium to be cooled flows into from the medium inlet (31) of tube bank assembly (3), goes out after finned tube restraint (33) from medium
Mouth outflow, air are blown into by the side of shutter (7), and cooling water flows into from the water intake end of sparge pipe (2), is sprayed through mouth spray (21)
Exchanged to the concurrent heat of finned tube restraint (33) of tube bank assembly (3)；
Enter when air passes through finned tube restraint (33) with cooling water that finned tube restraint (33) top mouth spray (21) sprays
Row heat exchange, water (flow) direction and the perpendicular cooling water for intersecting, being sprayed from mouth spray (21) of exchanged form of air-flow direction
Decline by row in finned tube restraint (33), constantly and air carries out heat exchange, until all evaporation, the water vapour after evaporation exist
In the presence of blower fan (5), with air by the water fender (4) on the inside of finned tube restraint (33), then it is discharged into by top
Air；
The temperature threshold value T at not condensing media outlet (32) place is previously entered in the controller (63) of flow controller (6)0, by
Temperature sensor (62) detects the actual temperature T at not condensing media outlet (32) place in real time, as T≤T0When, controller (63) control
Magnetic valve (61) processed is closed saves dry-running pattern to enter, and now only relies on blower fan (5) air blast cooling；As T ＞ T0When, control
Device (63) control magnetic valve (61) processed is opened to enter high effect forced refrigerating mode, is now cooled down simultaneously by blower fan (5) air blast
With sparge pipe (2) water-spraying control, the flow of cooling water is led to by controller (63) according to the temperature of not condensing media outlet (32)
The opening angle for crossing control magnetic valve (61) implements control, spray and lower cooling water all evaporates after the heat exchange with medium
Discharged after into vapor.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410581249.6A CN105627787B (en) | 2014-10-27 | 2014-10-27 | Pervaporation air cooling tubes condenser and its application method |
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| CN201410581249.6A CN105627787B (en) | 2014-10-27 | 2014-10-27 | Pervaporation air cooling tubes condenser and its application method |
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| CN105627787B true CN105627787B (en) | 2017-11-24 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109186281A (en) * | 2018-10-26 | 2019-01-11 | 隆华科技集团（洛阳）股份有限公司 | A kind of compound evaporative heat-exchange device with composite frame structure |
| CN114688890B (en) * | 2022-05-31 | 2022-09-13 | 杭州国能汽轮工程有限公司 | Condenser |
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| CN202274764U (en) * | 2011-10-02 | 2012-06-13 | 哈尔滨空调股份有限公司 | Vertical pervaporation air cooler |
| WO2013085457A1 (en) * | 2011-12-09 | 2013-06-13 | Saewstroem Yngve | System for controlling the water quality in a cooling system |
| CN202470825U (en) * | 2012-02-06 | 2012-10-03 | 潘传洪 | Efficient evaporative air cooler with C-shaped heat exchange tubes |
| CN102620597A (en) * | 2012-04-20 | 2012-08-01 | 魏忠信 | Bottom air admission type closed cooling tower |
| CN202692762U (en) * | 2012-07-11 | 2013-01-23 | 洛阳隆华传热科技股份有限公司 | Evaporative cooling device with low resistance fall |
| CN202675939U (en) * | 2012-07-25 | 2013-01-16 | 潍坊恒安散热器集团有限公司 | Air cooler with thermal compensation mechanism |
| CN103615911A (en) * | 2013-11-26 | 2014-03-05 | 中冶南方工程技术有限公司 | Natural cooler for steam exhaust system of continuous casting machine |
| CN204255134U (en) * | 2014-10-27 | 2015-04-08 | 上海妍杰环境设备有限公司 | Pervaporation air cooling tubes condenser |
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