CN110542333B - High-efficient vibration-free air water heat exchanger - Google Patents
High-efficient vibration-free air water heat exchanger Download PDFInfo
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- CN110542333B CN110542333B CN201910785153.4A CN201910785153A CN110542333B CN 110542333 B CN110542333 B CN 110542333B CN 201910785153 A CN201910785153 A CN 201910785153A CN 110542333 B CN110542333 B CN 110542333B
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- heat exchange
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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
- F28D7/1684—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 the conduits having a non-circular cross-section
- F28D7/1692—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 the conduits having a non-circular cross-section 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
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/08—Tubular elements crimped or corrugated in longitudinal section
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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
- F28F13/08—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by varying the cross-section of the flow channels
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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
- F28F9/02—Header boxes; End plates
- F28F9/0202—Header boxes having their inner space divided by partitions
- F28F9/0204—Header boxes having their inner space divided by partitions for elongated header box, e.g. with transversal and longitudinal partitions
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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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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Fluid Mechanics (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a high-efficiency vibration-free gas-water heat exchanger, which comprises a cylinder body, wherein a cooling water inlet, a cooling water outlet, a gas inlet and a gas outlet are arranged on the cylinder body, a cooling core body is arranged in the cylinder body, tube plates for fixing the position of the cooling core body are arranged at two ends of the cooling core body, the space in the cylinder body is divided into three areas by the two tube plates, the area between the two tube plates is a heat exchange area, a heat exchange flat partition plate is arranged in the heat exchange area, the heat exchange area is divided into an upper heat exchange area and a lower heat exchange area by the heat exchange flat partition plate, and a notch for communicating the upper heat exchange area with the lower heat. The invention adopts the structural form of multiple shell passes and multiple tube passes, improves the flow velocity of shell pass gas and tube pass cooling water, can improve the heat exchange efficiency, can reduce the consumption of the cooling water, changes the traditional transverse scouring of the shell pass gas into longitudinal flow, reduces the gas side resistance, improves the efficiency of the compressor, eliminates the inducement of vibration and improves the safety of the compressor unit.
Description
Technical Field
The invention relates to the technical field of heat exchangers, in particular to a high-efficiency vibration-free gas-water heat exchanger.
Background
The interstage cooler is used as an important matched device in a compressor system and is widely applied to the fields of petrochemical industry, air separation, metallurgy, power and the like. The interstage cooler is a gas-water heat exchanger, and theoretical analysis of heat transfer theory shows that the coefficient difference of heat transfer films on the two sides of gas and water is large in the heat exchange process, and the main heat transfer resistance of the interstage cooler is concentrated on the gas side. In order to strengthen the gas side heat exchange, two methods of increasing the gas flow velocity and penetrating fins outside the tube can be adopted, but the comprehensive cost performance of the two methods is not high. Firstly, in order to guarantee the efficiency of compressor, require rigorously to gas side pressure drop, in the straight pipe baffle formula intercooler of tradition, when the gas side velocity of flow increases, the pressure drop that flows of shell side rises rapidly, causes the compressor consumption to increase, secondly the method consumptive material of wearing the fin outside the tubes is more, and manufacturing process is complicated, and is with high costs, and the fin is easily not hard up moreover, corrodes the scheduling problem and all influences intercooler's heat transfer performance. In addition, because the compressor exhausts gas and often has the phenomenon of airflow pulsation and instability, when the heat exchange tube bundle is transversely flushed by gas, the heat exchange tube bundle is easily induced to vibrate violently, the noise is high, and potential safety hazards exist.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an efficient vibration-free gas-water heat exchanger.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a high-efficiency vibration-free gas-water heat exchanger, which comprises a cylinder body, wherein the cylinder body is provided with a cooling water inlet, a cooling water outlet, a gas inlet and a gas outlet, the cooling core body is arranged in the cylinder body, the cooling water enters the cylinder body from the cooling water inlet and flows through the cooling core body and then flows out from the cooling water outlet, the two ends of the cooling core body are provided with tube plates for fixing the position of the cooling core body, the two tube plates divide the space in the cylinder body into three areas, wherein the area between the two tube plates is a heat exchange area, a heat exchange flat partition plate is arranged in the heat exchange area and divides the heat exchange area into an upper heat exchange area and a lower heat exchange area, the heat exchange flat partition plate is provided with a notch communicated with the upper heat exchange area and the lower heat exchange area, the gas inlet is connected to any one area of the upper heat exchange area or the lower heat exchange area, and the gas outlet is connected to the other area.
Further, two areas outside the heat transfer area in the barrel body are a first cooling water flow area and a second cooling water flow area, a cooling horizontal partition plate is arranged in the first cooling water flow area to divide the first cooling water flow area into an upper cavity and a lower cavity, a cooling water inlet is connected to any cavity in the upper cavity or the lower cavity, and a cooling water outlet is connected to the other cavity.
Further, the tube sheet of cooling core body one end is fixed tube sheet, and the tube sheet of the other end is the slip tube sheet, one of the end of slip tube sheet is covered with the floating head lid, the region between fixed tube sheet and the barrel is first cooling water flow area, the region between floating head lid and the slip tube sheet is second cooling water flow area, also be equipped with the horizontal baffle of cooling between floating head lid and the slip tube sheet, the slip tube sheet slides in order to communicate second cooling water flow area inner chamber body.
Further, the cooling core includes heat exchanger tube bank and the water conservancy diversion fastening section of thick bamboo of parcel in the heat exchanger tube bank middle section, be provided with multiunit annular space bar on the outer wall of water conservancy diversion fastening section of thick bamboo along its axial direction, annular space bar is used for supporting fixed water conservancy diversion fastening section of thick bamboo, still be equipped with the heat transfer in the water conservancy diversion fastening section of thick bamboo and found the baffle, annular space bar, heat transfer flat baffle and the heat transfer are found the baffle and are equallyd divide into four cavitys with the inner space of water conservancy diversion fastening section of thick.
Furthermore, the side face, located in the heat exchange area, of the fixed tube plate is provided with an axially extending pull rod, the annular partition plates comprise a plurality of annular crescent plates, pull rod holes for the pull rods to penetrate through are formed in the annular crescent plates, and the annular partition plates are fixedly connected with the pull rods.
Furthermore, the area that heat exchanger tube bank is located water conservancy diversion fastening section of thick bamboo both sides is equipped with the split strapping tape that is used for tying up heat exchanger tube bank, still be equipped with the whole strapping tape that is used for tying up whole heat exchanger tube bank in the water conservancy diversion fastening section of thick bamboo, the multiunit slit has been seted up on heat transfer flat separator and the heat transfer vertical separator, the slit is used for whole strapping tape to tie up whole heat exchanger tube bank.
Further, the heat exchange tube bundle is a high specific surface tube bundle.
Furthermore, an anti-impact baffle is arranged at the gas inlet.
Furthermore, the gas inside the cooling water and the cooling water adopt a heat exchange mode of countercurrent heat exchange.
Compared with the prior art, the invention has the following advantages:
(1) the structure form of multiple shell passes and multiple tube passes is adopted, the flow rate of shell pass gas and tube pass cooling water is improved, the heat exchange efficiency can be improved by 40-60%, the consumption of the cooling water can be reduced, and the power consumption of a water pump can be reduced by 20-30%.
(2) The shell pass gas is changed from the traditional transverse scouring to the longitudinal flowing, the gas side resistance is reduced, the heat transfer-pressure drop performance is better, the efficiency of the compressor is improved, the inducement of vibration is eliminated, the special bundling form that steel belts are bundled in the tube pass and then integrally bundled is further adopted, the risk of tube bundle vibration is thoroughly eliminated, and the safety of the compressor unit is improved.
(3) The heat exchange vertical partition plate is arranged on the heat exchange flat partition plate in the cylinder body, so that short circuit of shell pass fluid is prevented, and an F flow path which is not beneficial to heat exchange in a shell pass of the heat exchanger is eliminated.
(4) By controlling the deformation rate of the high specific surface tube, the shell pass circulation space is enlarged, the tube pass circulation space is reduced, the airflow is more stable and orderly, and the requirements for different tube shell pass flow spaces in the gas-water heat exchange process are better matched, so that the heat transfer is enhanced.
(5) The special spiral channel in the shell side space of the high specific surface area forces the cold fluid with high density to leave the tube wall under the action of centrifugal force, and the hot fluid with low density is close to the tube wall, so that the radial mixing of the fluids is promoted, the cooling of high-temperature gas is accelerated, the coefficient of a gas-side heat transfer film is further strengthened, and the integral heat exchange efficiency of the interstage cooler is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of a high-efficiency vibration-free gas-water heat exchanger;
FIG. 2 is a schematic diagram of the internal structure of the heat exchange area part of the high-efficiency vibration-free gas-water heat exchanger;
FIG. 3 is a schematic sectional view taken along line A-A;
description of reference numerals: 1. a first cooling water flow zone; 2. a cooling water outlet; 3. a cooling water inlet; 4. fixing the tube plate; 5. a gas inlet; 6. a gas outlet; 7. an anti-impact baffle plate; 8. a barrel; 9. an exhaust port; 10. a heat exchange flat partition plate; 11. a liquid discharge port; 12. a heat exchange tube bundle; 13. a sliding tube sheet; 14. a floating head cover; 15. a second cooling water flow region; 16. a support; 17. cooling the horizontal partition plate; 18. a cooling water vertical baffle; 19. a pull rod; 20. a flow guide fastening cylinder; 21. an annular spacer plate; 22-1, bundling by a split-range bundling belt; 22-2, integral strapping; 23. a heat exchange vertical clapboard; 24. a spring plate; 25. a fastener; 26. a slideway.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Examples
As shown in figure 1, the high-efficiency vibration-free gas-water heat exchanger comprises a cylinder body 8, wherein a support 16 is arranged at the bottom of the cylinder body 8, a cooling water inlet 3, a cooling water outlet 2, a gas inlet 5 and a gas outlet 6 are arranged on the cylinder body 8, a cooling core body is arranged in the cylinder body 8, the cooling core body comprises a heat exchange tube bundle 12 and a flow guide fastening cylinder 20, tube plates for fixing the position of the heat exchange tube bundle 12 are arranged at two ends of the cooling core body, the space in the cylinder body 8 is divided into three areas by the two tube plates, the area between the two tube plates is a heat exchange area, the two areas outside the heat exchange area in the cylinder 8 are a first cooling water flowing area 1 and a second cooling water flowing area 15, cooling water enters the cylinder 8 from a cooling water inlet 3, flows through the heat exchange area through a heat exchange tube bundle 12 and then flows out from a cooling water outlet 2, and gas enters the heat exchange area from a gas inlet 5, exchanges heat and then is discharged from a gas outlet 6. The heat exchange tube bundle 12 is a high specific surface tube bundle, the high specific surface tubes are arranged in a square shape, and the heat exchange tubes are supported and blocked by the multiple points of the convex sections of the adjacent heat exchange tubes to form an integrated structure similar to a grid shape.
The tube plate at one end of the heat exchange tube bundle 12 is a fixed tube plate 4, the tube plate at the other end is a sliding tube plate 13, one end of the sliding tube plate 13 is covered with a floating head cover 14, the area between the fixed tube plate 4 and the cylinder 8 is a first cooling water flowing area 1, and the area between the floating head cover 14 and the sliding tube plate 13 is a second cooling water flowing area 15. A cooling horizontal clapboard 17 and a cooling water vertical baffle 18 are arranged in the first cooling water flowing area 1 so as to divide the first cooling water flowing area 1 into an upper cavity and a lower cavity, the cooling horizontal clapboard 17 is also arranged between the floating head cover 14 and the sliding tube plate 13, the cooling water inlet 3 is connected to any cavity of the upper cavity or the lower cavity, and the cooling water outlet 2 is connected to the other cavity.
Specifically, when the cooling water is introduced from a certain cavity of the first cooling water flow area 1 to the second cooling water flow area 15, the water flow gives a force to the sliding tube plate 13 in the direction toward the inside of the heat exchange area and causes the sliding tube plate to slide, and at this time, due to the sliding of the sliding tube plate 13, the horizontal cooling partition plate 17 located in the second cooling water flow area 15 cannot be continuously closed, so as to communicate with the cavity in the second cooling water flow area 15, and cause the cooling water to flow into another cavity in the first cooling water flow area 1.
As shown in fig. 2 and 3, the heat exchange area is mainly a space inside the flow guide fastening cylinder 20, a heat exchange flat partition plate 10 is disposed in the middle of the inside of the flow guide fastening cylinder 20, the heat exchange area is divided into an upper heat exchange area and a lower heat exchange area by the heat exchange flat partition plate 10, the length of the heat exchange flat partition plate 10 is equal to that of the flow guide fastening cylinder 20 so as to leave a gap for communicating the upper heat exchange area with the lower heat exchange area, and the heat exchange flat partition plate 10 is connected with the inner wall of the flow guide fastening cylinder 20 by a fastening member 25 and a spring piece 24 so as to seal the upper shell pass and the lower shell pass and effectively prevent.
The guide fastening cylinder 20 is provided with a plurality of groups of annular partition plates 21 in the axial direction, the annular partition plates 21 are used for supporting and fixing the guide fastening cylinder 20, the heat exchange vertical partition plates 23 are welded on the heat exchange flat partition plates 10, the length of each heat exchange vertical partition plate 23 is consistent with that of each heat exchange flat partition plate 10, cross-shaped cross blocking is formed, and the annular partition plates 21, the heat exchange flat partition plates 10 and the heat exchange vertical partition plates 23 equally divide the inner space of the guide fastening cylinder 20 into four cavities. Annular space bar 21 comprises a plurality of annular crescent moon boards concatenation, has seted up the draw bar hole on two wherein crescent moon boards, and multiunit annular space bar 21 is then connected fixedly through the pull rod 19 that passes the draw bar hole, has then seted up two rectangle breachs on the crescent moon board that is located the lower part, and corresponding with it, adds in the corresponding place of water conservancy diversion fastening section of thick bamboo 20 and is equipped with two slides 26 to the installation of crescent moon board.
In order to have better heat exchange effect, the heat exchanger adopts a heat exchange mode of countercurrent heat exchange, specifically, a cooling water inlet 3 is communicated to a lower cavity of a first cooling water flowing region 1, a cooling water outlet 2 is communicated to an upper cavity of the first cooling water flowing region 1, a gas inlet 5 is communicated to an upper heat exchange region, and a gas outlet 6 is communicated to a lower heat exchange region, so that the flowing direction of gas is opposite to the flowing direction of cooling water, and better heat exchange effect is obtained. Meanwhile, an exhaust port 9 is arranged at the top of the heat exchanger, and a liquid outlet 11 is arranged at the bottom of the heat exchanger, so that the residual inside can be discharged conveniently.
The four cavities are respectively provided with a split strapping tape 22-1 for strapping the heat exchange tube bundle 12, the flow guide fastening cylinder 20 is also internally provided with an integral strapping tape 22-2 for strapping all the heat exchange tube bundles 12, and the heat exchange flat clapboard 10 and the heat exchange vertical clapboard 23 are provided with a plurality of groups of thin seams which have the function of facilitating the integral strapping tape 22-2 to strap all the heat exchange tube bundles 12. This way of bundling the heat exchanger bundles 12 in stages and then bundling all the heat exchanger bundles 12 as a whole can completely eliminate the potential for vibration of the heat exchanger bundles 12. Meanwhile, an anti-impact baffle 7 is welded and fixed at the position of the gas inlet 5, so that the impact of gas introduced into the heat exchanger on the heat exchange tube bundle 12 is further reduced, and the vibration of the tube bundle is reduced.
Specifically, high temperature compressed gas gets into and strikes scour protection baffle 7 back from gas inlet 5, and the annular enters into the last shell side of heat exchanger, and the gas that gets into behind the shell side receives blockking of crescent moon board, enters into the passageway between water conservancy diversion fastening cylinder 20 and the heat exchanger tube bank 12 and cools off, flows into down the shell side after the breach of heat transfer partition plate 10 flows into, flows out from gas outlet 6. The cooling water enters from the cooling water inlet 3, flows through the heat exchange tube bundle 12 to absorb the heat of the high-temperature gas, and then flows out from the cooling water outlet 2 after reciprocating multiple return strokes. The shell pass compressed gas and the tube pass cooling water flow in a counter-flow mode, heat exchange is carried out to the maximum extent, and the heat exchange area can be saved by 30-50%.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention accordingly, and not to limit the protection scope of the present invention accordingly. All equivalent changes or modifications made in accordance with the spirit of the present disclosure are intended to be covered by the scope of the present disclosure.
Claims (6)
1. The utility model provides a high-efficient vibration-free gas-water heat exchanger which characterized in that: the heat exchange device comprises a cylinder body (8), wherein a cooling water inlet (3), a cooling water outlet (2), a gas inlet (5) and a gas outlet (6) are arranged on the cylinder body (8), a cooling core body is arranged in the cylinder body (8), cooling water enters the cylinder body (8) from the cooling water inlet (3) and flows out of the cooling water outlet (2) after flowing through the cooling core body, tube plates for fixing the position of the cooling core body are arranged at two ends of the cooling core body, the space in the cylinder body (8) is divided into three areas by the two tube plates, the area between the two tube plates is a heat exchange area, a heat exchange flat partition plate (10) is arranged in the heat exchange area, the heat exchange area is divided into an upper heat exchange area and a lower heat exchange area by the heat exchange flat partition plate (10), a notch for communicating the upper heat exchange area and the lower heat exchange area is formed in the heat exchange flat partition plate (10), the gas inlet (5) is connected to, the gas outlet (6) is connected to another region;
a cooling horizontal partition plate (17) and a cooling water vertical baffle plate (18) are arranged in the first cooling water flowing area (1), the cooling core body comprises a heat exchange tube bundle (12) and a flow guide fastening cylinder (20) wrapped at the middle section of the heat exchange tube bundle (12), a plurality of groups of annular partition plates (21) are arranged on the outer wall of the flow guide fastening cylinder (20) along the axial direction, the annular partition plates (21) are used for supporting and fixing the flow guide fastening cylinder (20), a heat exchange vertical partition plate (23) is further arranged in the flow guide fastening cylinder (20), and the annular partition plates (21), the heat exchange horizontal partition plate (10) and the heat exchange vertical partition plate (23) equally divide the inner space of the flow guide fastening cylinder (20) into four cavities;
the heat exchange tube bundle (12) is a high-specific-surface tube bundle, the heat exchange tubes are supported and blocked by the convex sections of the adjacent heat exchange tubes at multiple points, an integrated structure similar to a grid is formed, the area, located on two sides of the flow guide fastening cylinder (20), of the heat exchange tube bundle (12) is provided with a split strapping tape (22-1) used for strapping the heat exchange tube bundle (12), the flow guide fastening cylinder (20) is internally provided with an integral strapping tape (22-2) used for strapping all the heat exchange tube bundles (12), multiple groups of thin seams are formed in the heat exchange flat partition plate (10) and the heat exchange vertical partition plate (23), and the thin seams are used for strapping all the heat exchange tube bundles (12) by the integral strapping tape (22-2).
2. The efficient vibration-free gas-water heat exchanger according to claim 1, characterized in that: two areas outside the heat transfer district are first cooling water flow district (1) and second cooling water flow district (15) in barrel (8), be equipped with cooling horizontal baffle (17) in first cooling water flow district (1) to flow district (1) with first cooling water and divide into epicoele and cavity of resorption, cooling water entry (3) are connected to in the arbitrary cavity in epicoele or the cavity of resorption, cooling water export (2) are connected to in another cavity.
3. The efficient vibration-free gas-water heat exchanger according to claim 2, characterized in that: the tube sheet of cooling core body one end is fixed tube sheet (4), and the tube sheet of the other end is slip tube sheet (13), one end of slip tube sheet (13) is covered with floating head lid (14), the region between fixed tube sheet (4) and barrel (8) is first cooling water flow area (1), the region between floating head lid (14) and slip tube sheet (13) is second cooling water flow area (15), also be equipped with cooling horizontal baffle (17) between floating head lid (14) and slip tube sheet (13), slip tube sheet (13) slide with intercommunication second cooling water flow area (15) interior cavity.
4. The efficient vibration-free gas-water heat exchanger according to claim 3, characterized in that: the side face, located at the heat exchange area, of the fixed tube plate (4) is provided with a pull rod (19) extending axially, the annular partition plate (21) comprises a plurality of annular crescent plates, pull rod holes for the pull rod (19) to penetrate through are formed in the annular crescent plates, and the annular partition plates (21) are fixedly connected with the pull rod (19).
5. The efficient vibration-free gas-water heat exchanger according to any one of claims 1 to 4, characterized in that: and an anti-impact baffle (7) is arranged at the gas inlet (5).
6. The efficient vibration-free gas-water heat exchanger according to any one of claims 1 to 4, characterized in that: the gas and the cooling water inside the heat exchanger adopt a heat exchange mode of countercurrent heat exchange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910785153.4A CN110542333B (en) | 2019-08-23 | 2019-08-23 | High-efficient vibration-free air water heat exchanger |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910785153.4A CN110542333B (en) | 2019-08-23 | 2019-08-23 | High-efficient vibration-free air water heat exchanger |
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| CN110542333A CN110542333A (en) | 2019-12-06 |
| CN110542333B true CN110542333B (en) | 2021-04-02 |
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| CN111551067B (en) * | 2020-04-17 | 2021-04-13 | 淮阴工学院 | Anti-impact baffle structure of heat exchanger and use method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1140764C (en) * | 2001-03-24 | 2004-03-03 | 华南理工大学 | Axial flow-type heat exchanger with convergent-divergent tube, full counterflow and dual shell passes and its heat-exchange method |
| CN101520284A (en) * | 2009-03-25 | 2009-09-02 | 张伟 | Shell tube counter flow type heat exchanger |
| CN201488611U (en) * | 2009-07-30 | 2010-05-26 | 杭州电子科技大学 | Double-stroke separation type heat exchanger |
| CN202109786U (en) * | 2011-05-17 | 2012-01-11 | 辽宁石油化工大学 | Multi-medium tube side and multi-shell-side heat exchanger |
| CN103063056B (en) * | 2012-12-28 | 2015-09-09 | 广州以惠节能科技有限公司 | A kind of shell-and-tube heat exchanger |
| CN205940227U (en) * | 2016-07-19 | 2017-02-08 | 韩军 | Shell -and -tube heat exchanger |
| CN208347854U (en) * | 2018-06-06 | 2019-01-08 | 中国科学院广州能源研究所 | A kind of compact shell-and-tube Marine Diesel Engine oil cooler |
| CN208588252U (en) * | 2018-07-02 | 2019-03-08 | 重庆东洋锅炉有限公司 | A kind of novel flue gas condenser |
| CN209131453U (en) * | 2018-10-29 | 2019-07-19 | 苏州圣汇装备有限公司 | A kind of recycling tower top aftercooler |
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