CN220689846U - High-efficiency thin film evaporative cooler for gas separation device - Google Patents
High-efficiency thin film evaporative cooler for gas separation device Download PDFInfo
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- CN220689846U CN220689846U CN202322349123.3U CN202322349123U CN220689846U CN 220689846 U CN220689846 U CN 220689846U CN 202322349123 U CN202322349123 U CN 202322349123U CN 220689846 U CN220689846 U CN 220689846U
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- heat exchange
- water
- thin film
- circular arc
- evaporative cooler
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- 238000000926 separation method Methods 0.000 title claims abstract description 17
- 239000010409 thin film Substances 0.000 title claims abstract description 16
- 238000005507 spraying Methods 0.000 claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 77
- 239000007921 spray Substances 0.000 claims description 16
- 230000017525 heat dissipation Effects 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 8
- 230000005855 radiation Effects 0.000 claims description 4
- 239000000498 cooling water Substances 0.000 description 12
- 238000001816 cooling Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000010408 film Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical compound CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- IAQRGUVFOMOMEM-ONEGZZNKSA-N trans-but-2-ene Chemical compound C\C=C\C IAQRGUVFOMOMEM-ONEGZZNKSA-N 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model relates to the technical field of high-efficiency thin film evaporative coolers for gas-separation devices, and provides a high-efficiency thin film evaporative cooler for gas-separation devices, which can reduce the work load of a spraying device and improve the heat exchange efficiency.
Description
Technical Field
The utility model relates to the technical field of high-efficiency thin film evaporative coolers for gas separation devices, in particular to a high-efficiency thin film evaporative cooler for gas separation devices.
Background
The gas separation device is generally used for producing propylene, propane, isobutene fractions, butene-2, carbon-five and other products with higher purity. During production, a large amount of heat is generated, requiring cooling by a condenser or related equipment. The condenser is high-efficiency heat exchange equipment and is widely applied to industrial production. The cooling water is mainly sprayed on the surface of the heat exchanger to form a water film, and the water film evaporates to take away the heat emitted by the medium, so that the heat is also called a film evaporation cooler.
Currently, chinese patent publication No. CN115900388A discloses an evaporative condenser unit comprising a housing, a condenser, a spray device and a fan. Wherein, the casing is all located to condenser, spray set and fan, and spray set is used for spraying liquid to the condenser, is equipped with air intake and air outlet on the casing, and the fan is located between air intake and the air outlet to form the wind path between air intake and air outlet, and the at least local flow direction of wind path forms the concurrent flow with spray set's the direction of spraying. The coil pipe of the condenser is not easy to form a dry point by utilizing the capillary effect of liquid on the condenser, so that the heat exchange area is utilized, and the heat exchange effect of the condenser is realized.
In order to improve heat exchange efficiency, a large-area heat exchange coil is paved in the equipment, and the spraying device of the condenser unit is positioned at the lower part of the heat exchange coil, so that cooling water and the heat exchange coil are in full contact, a high-density sprayer is required to be arranged, and enough water pressure is required to spray the cooling water to the highest position of the heat exchange coil, so that the load of the spraying device is higher. Moreover, the large-area heat exchange coil is inevitably blocked between the upper layer and the lower layer, so that the heat exchange efficiency is generally low, and the design requirement is difficult to reach.
Disclosure of Invention
The utility model provides a high-efficiency thin film evaporative cooler for a gas separation device, which can reduce the work load of a spraying device and improve the heat exchange efficiency.
The technical scheme of the utility model is as follows:
the utility model provides a be used for high-efficient thin film evaporative cooler of gas separation device, includes box, water tank, heat exchange coil, spray set, and radiator fan, the water tank is located the bottom half, and heat exchange coil includes medium entry, heat exchange is responsible for and medium export, heat exchange coil is located water tank upper portion, and radiator fan is located the box top, the box both sides all are equipped with fresh air entry, and the level of fresh air entry is located between heat exchange coil and the water tank, the heat exchange is responsible for including the first circular arc section and the second circular arc section of the alternating intercommunication in proper order, and the circular arc direction of first circular arc section is opposite with the circular arc direction of second circular arc section, and the wall thickness of first circular arc section equals with the wall thickness of second circular arc section.
Further, the spraying device comprises a circulating pump, a first spraying unit and a second spraying unit, wherein a liquid inlet of the circulating pump is communicated with the water tank, and a liquid outlet of the circulating pump is communicated with the first spraying unit and the second spraying unit;
the first spraying unit and the second spraying unit are respectively positioned at the upper side and the lower side of the heat exchange main pipe.
Further, the heat exchange system comprises a plurality of groups of heat exchange main pipes, wherein each group of heat exchange main pipes are arranged into a straight-line structure, and are sequentially arranged and obliquely arranged.
Further, a water receiver for recovering water vapor is arranged between the heat radiation fan and the first spraying unit.
Further, the water collector comprises a first water collecting plate, a second water collecting plate and a plurality of connecting plates positioned between the first water collecting plate and the second water collecting plate, wherein each connecting plate is of an X-shaped structure and is sequentially arranged;
the first water receiving plate and the second water receiving plate are obliquely arranged.
Furthermore, dustproof filter screens are paved on the upper part of the water tank and the fresh air inlet.
Further, the top of the box body is covered with a dustproof net cover.
Further, a plurality of heat dissipation sprayers for heat dissipation are arranged at the top of the box body.
The working principle and the beneficial effects of the utility model are as follows:
1. through the structural improvement to heat exchange coil, first circular arc section and second circular arc section can make its surface and cooling water have more area of contact, improve heat absorption efficiency.
2. Through setting up heat exchange coil into the type simultaneously to the slope arrangement sets up one by one, compares the vertical mode of arranging in proper order of tradition, can reduce the cooling water spray blind area, and the cooling water of eminence can descend along the heat exchange is responsible for the layer by layer, falls back the water tank again, improves the utilization ratio of cooling water.
3. The spray device sprays up and down, so that the heat exchange area of the heat exchange coil can be covered as much as possible, the heat exchange speed is improved, the spray blind area is reduced, and the heat exchange efficiency is further improved.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of a first embodiment;
FIG. 2 is a schematic side view of a heat exchange main pipe in a first embodiment;
FIG. 3 is a schematic view of a water receiver according to an embodiment;
FIG. 4 is a schematic view showing an arrangement of a water receiver according to an embodiment, showing an inclination;
fig. 5 is a schematic structural diagram of the second embodiment.
In the figure: 1. a case; 2. a water tank; 31. a heat exchange main pipe; 32. a media inlet; 33. a medium outlet; 34. a first arc segment; 35. a second arc segment; 41. a circulation pump; 42. a first spray unit; 43. the second spraying unit; 51. a first water receiving plate; 52. a second water receiving plate; 53. a connecting plate; 6. a dust-proof filter screen; 8. a heat dissipating atomizer; 9. a fresh air inlet; 91. a heat radiation fan.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiment one:
as shown in fig. 1 to 4, a high-efficiency thin film evaporative cooler for a gas separation device has a main structure including a tank 1, a water tank 2, a heat exchange coil, a spray device, and a heat radiation fan 91. The water tank 2 is positioned at the bottom of the tank body 1, so that water can be conveniently received. The heat exchange coil in this embodiment includes a medium inlet 32, a heat exchange main pipe 31 and a medium outlet 33, wherein the medium can be high-temperature gas or high-temperature liquid medium, and enters from the medium inlet 32, and is discharged from the medium outlet 33 after being cooled by the heat exchange main pipe 31. In this embodiment, the heat exchange coil is located at the upper part of the water tank 2, the heat dissipation fan 91 is located at the top of the tank 1, and fresh air inlets 9 are disposed at two sides of the tank 1, so as to form air flowing through. And the level of the fresh air inlet 9 is positioned between the heat exchange coil and the water tank 2, and the level and the volume reserved for the water tank 2.
The heat exchange main pipe 31 in this embodiment includes a first arc section 34 and a second arc section 35 that are sequentially and alternately communicated, the arc direction of the first arc section 34 is opposite to the arc direction of the second arc section 35, the cross section is similar to a wavy structure, and the wall thickness of the first arc section 34 is equal to the wall thickness of the second arc section 35. The box body 1 of the embodiment can include a plurality of groups of heat exchange main pipes 31, the specific number is set according to the volume of the box body 1, then each group of heat exchange main pipes 31 are arranged into a 'one' structure, the efficiency is high, the circulation speed is high, the resistance is small, the space utilization rate in the box body 1 is improved, each group of heat exchange main pipes 31 are sequentially arranged and obliquely arranged, the blocking of the middle parts between the upper and lower parts of the heat exchange main pipes 31 can be reduced, each layer of pipelines of the heat exchange main pipes 31 are staggered as much as possible, and the middle parts of the heat exchange main pipes 31 can be directly sprayed, so that the heat exchange efficiency is improved. Meanwhile, the cooling water which is left from the upper part and does not form water vapor and also has a heat absorption space can be received, and the sprayed cooling water is fully utilized for heat exchange.
The spraying device in this embodiment includes circulating pump 41, first spraying unit 42 and second spraying unit 43, and the inlet intercommunication water tank 2 of circulating pump 41, and the liquid outlet intercommunication first spraying unit 42 and second spraying unit 43 of circulating pump 41 are on the pipeline of two spraying units, preferably set up rotatory spray, carry out the transportation of spraying water, improve and spray the coverage area. The water tank 2 should also be provided with a water replenishing device, such as a pump valve connected to a water source, and the like, which will not be described in detail in this embodiment. In this embodiment, the first spraying unit 42 and the second spraying unit 43 are respectively disposed on the upper and lower sides of the heat exchange main pipe 31, so as to improve the coverage area of cooling water in the spraying process, and avoid that the middle part of the heat exchange main pipe 31 cannot be directly sprayed due to shielding and obstruction. Meanwhile, the heat exchange main pipe 31 with longer and more heat exchange pipes can be accommodated, and the heat exchange amount per unit time of the embodiment is improved.
In addition, in this embodiment, a water receiver for recovering water vapor is further disposed between the heat dissipation fan 91 and the first spray unit 42, so that water resources can be saved, a part of water vapor is condensed, and the water is returned to the water tank 2 for recycling. The water collector comprises a first water collecting plate 51, a second water collecting plate 52 and a plurality of connecting plates 53 positioned between the first water collecting plate 51 and the second water collecting plate 52, wherein each connecting plate 53 is of an X-shaped structure and is sequentially arranged, and the first water collecting plate 51 and the second water collecting plate 52 are obliquely arranged. On the one hand, the structural strength of the water receiver can be improved through the connecting plate 53, the contact area with water vapor is increased, on the other hand, the water receiving plate which is hollowed up and down and obliquely arranged can reduce wind resistance, and the heat dissipation fan 91 is matched for air circulation, so that rising water vapor is contacted with the water receiving plate as much as possible, and the condensation effect is improved.
The working process of the embodiment is as follows: the high-temperature gas or other medium to be condensed is sent into the heat exchange main pipe 31, the surface of the heat exchange main pipe 31 is continuously wetted by a recycled cooling water source, part of the cooling water absorbs the heat of the heat medium to evaporate, and the heat is emitted to the atmosphere by the heat dissipation fan 91 with stable performance, so that the heat is cooled.
The water which is not evaporated continuously dissipates heat, and the cooled water flows back to the water tank 2 and is conveyed by the circulating pump 41 for repeated use. The reduced amount of water in the circulation heat dissipation can be supplemented. The embodiment is a novel high-efficiency condensing device which integrates water cooling, air cooling, heat transfer and mass transfer processes.
Embodiment two:
as shown in fig. 5, on the basis of the above embodiment, the present embodiment further provides a plurality of heat dissipation sprayers 8 facing the dust screen cover at the top of the case 1, which can be communicated with the water tank 2 through a water pump, or directly communicated with the circulation pump 41, to supply water, and perform atomization spraying from inside to outside, so as to assist heat dissipation, and at the same time, clean impurities on the dust screen cover, ensure smoothness of air circulation, and ensure heat exchange efficiency.
An embodiment is often used in an industrial indoor production area, and if the device is to be placed outdoors, the outdoor environment is more severe, and rainwater weather exists. Therefore, in this embodiment, the dustproof filter screen 6 is laid on the upper portion of the water tank 2 and the fresh air inlet 9, so that external dust and particles can be reduced to enter the box body 1, and long-term accumulation is performed, so that the normal operation of the equipment is affected. The top of the box body 1 is also covered with a dustproof net cover, and the rain-proof shed arranged on the upper portion of the dustproof net cover can be further arranged according to outdoor requirements.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (7)
1. The utility model provides a be used for high-efficient thin film evaporative cooler of gas separation device, includes box (1), water tank (2), heat exchange coil, spray set, and radiator fan (91), water tank (2) are located box (1) bottom, and heat exchange coil includes medium entry (32), heat exchange main pipe (31) and medium export (33), heat exchange coil is located water tank (2) upper portion, and radiator fan (91) are located box (1) top, box (1) both sides all are equipped with new trend entry (9), and the level of new trend entry (9) is located between heat exchange coil and water tank (2), a serial communication port, heat exchange main pipe (31) are including first circular arc section (34) and second circular arc section (35) that communicate in proper order, and the circular arc direction of first circular arc section (34) is opposite with the circular arc direction of second circular arc section (35), and the wall thickness of first circular arc section (34) equals with the wall thickness of second circular arc section (35).
2. The efficient thin film evaporative cooler for the gas separation device according to claim 1, wherein the spraying device comprises a circulating pump (41), a first spraying unit (42) and a second spraying unit (43), a liquid inlet of the circulating pump (41) is communicated with a water tank (2), and a liquid outlet of the circulating pump (41) is communicated with the first spraying unit (42) and the second spraying unit (43); the first spraying unit (42) and the second spraying unit (43) are respectively positioned at the upper side and the lower side of the heat exchange main pipe (31).
3. The high-efficiency thin film evaporative cooler for a gas separation device according to claim 1 or 2, comprising a plurality of groups of heat exchange main pipes (31), wherein each group of heat exchange main pipes (31) are arranged in a straight structure, and each group of heat exchange main pipes (31) are sequentially arranged and obliquely arranged.
4. The high-efficiency thin film evaporative cooler for air separation units according to claim 1 or 2, wherein a water receiver for recovering water vapor is arranged between the heat radiation fan (91) and the first spraying unit (42).
5. The high-efficiency thin film evaporative cooler for a gas separation device according to claim 4, wherein the water collector comprises a first water collecting plate (51), a second water collecting plate (52) and a plurality of connecting plates (53) positioned between the first water collecting plate (51) and the second water collecting plate (52), and each connecting plate (53) is of an X-shaped structure and is sequentially arranged; the first water receiving plate (51) and the second water receiving plate (52) are obliquely arranged.
6. The high-efficiency thin film evaporative cooler for the air separation device according to claim 1 or 2, wherein a dustproof filter screen (6) is paved on the upper part of the water tank (2) and the fresh air inlet (9).
7. The high-efficiency thin film evaporative cooler for the gas separation device according to claim 1 or 2, wherein a plurality of heat dissipation sprayers (8) for heat dissipation are arranged at the top of the box body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322349123.3U CN220689846U (en) | 2023-08-30 | 2023-08-30 | High-efficiency thin film evaporative cooler for gas separation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322349123.3U CN220689846U (en) | 2023-08-30 | 2023-08-30 | High-efficiency thin film evaporative cooler for gas separation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220689846U true CN220689846U (en) | 2024-03-29 |
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ID=90406248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322349123.3U Active CN220689846U (en) | 2023-08-30 | 2023-08-30 | High-efficiency thin film evaporative cooler for gas separation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220689846U (en) |
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2023
- 2023-08-30 CN CN202322349123.3U patent/CN220689846U/en active Active
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