CN110736366A - body two-section type heat exchanger and heat exchange method - Google Patents
body two-section type heat exchanger and heat exchange method Download PDFInfo
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- CN110736366A CN110736366A CN201910989834.2A CN201910989834A CN110736366A CN 110736366 A CN110736366 A CN 110736366A CN 201910989834 A CN201910989834 A CN 201910989834A CN 110736366 A CN110736366 A CN 110736366A
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- heat exchange
- exchange medium
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- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- 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
- F28D7/0066—Multi-circuit heat-exchangers, e.g. integrating different heat exchange sections in the same unit or heat-exchangers for more than two fluids
- F28D7/0075—Multi-circuit heat-exchangers, e.g. integrating different heat exchange sections in the same unit or heat-exchangers for more than two fluids with particular circuits for the same heat exchange medium, e.g. with the same heat exchange medium flowing through sections having different heat exchange capacities or for heating or cooling the same heat exchange medium at different temperatures
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
A body two-section heat exchanger and a heat exchange method, the heat exchanger comprises a heat exchange tube section, a second heat exchange tube section, a bypass tube, a guide plate and a shell, the invention can realize that heat exchangers generate two heat exchange media in different states, and has the characteristics of small volume and low cost.
Description
Technical Field
The invention relates to a heat exchanger, in particular to body two-section type heat exchangers and a heat exchange method, more specifically to body type heat exchangers capable of generating different heat exchange media.
Background
In the industry, heat exchange of media to different temperatures is sometimes required, and generally, two heat exchangers are adopted to achieve the purpose of heat exchange, but the two heat exchangers have high manufacturing cost and large total volume, and a valve and the like are additionally required, so that installation inconvenience and budget increase are caused in some projects.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides body two-section type heat exchangers and a heat exchange method, wherein the heat exchangers solve the problem of different heat exchange temperature requirements, and meanwhile, the system cost is reduced.
The technical solution of the invention is as follows:
A two-section heat exchanger is characterized in that the heat exchanger comprises a heat exchange tube section, a second heat exchange tube section, a bypass tube, a guide plate and a shell, wherein the bottom of the shell is provided with an inlet of a heat exchange medium A, the top surface of the shell is provided with a final heat exchange outlet of the heat exchange medium A, the heat exchange tube section and the second heat exchange tube section are arranged in the shell from bottom to top, a bypass tube is arranged between the heat exchange tube section and the second heat exchange tube section, the bypass tube and the initial heat exchange outlet are arranged on the side of the middle section of the shell and are provided with an initial heat exchange outlet of the heat exchange medium A, the heat exchange tube section is used for initial heat exchange of the heat exchange medium A, the second heat exchange tube section is used for final heat exchange of residual heat exchange medium A, the bypass tube and the initial heat exchange outlet are used for bypassing the medium A after initial heat exchange, the side of the upper end of the shell is provided with an inlet of the heat exchange medium B, the other side of the lower end of the shell is provided with an outlet of the heat exchange medium B, and the guide plate is used for accommodating the heat.
The method for exchanging heat by using the body two-section type heat exchanger is characterized by comprising the following steps of:
1) the heat exchange medium B enters the heat exchanger from the port d, the flow direction is controlled by the guide plate, and finally the heat exchange medium B flows out of the heat exchanger from the port e;
2) and the heat exchange medium A enters the th heat exchange pipe section from the port a, primary heat exchange is carried out on the heat exchange medium A and the heat exchange medium B in the th heat exchange pipe section, part of the heat exchange medium A after primary heat exchange flows out of the heat exchanger through the bypass pipe through the port, and the rest of the heat exchange medium A enters the second heat exchange pipe section to carry out secondary heat exchange with the heat exchange medium B to form a final state heat exchange medium A and flows out of the port.
After the pre-heat exchange, part of the heat exchange medium flows out of the heat exchanger through the bypass pipeline, and the rest of the heat exchange medium A enters the second heat exchange pipe section, so that the final state heat exchange medium A is finally obtained.
Advantageous effects of the invention
The body two-section type heat exchanger can realize that heat exchangers generate two heat exchange media in different states, so that the invention has the characteristics of small volume and low cost compared with the traditional heat exchange mode.
Drawings
Fig. 1 is a schematic structural view of an -body two-stage heat exchanger according to the present invention.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings. So that the structure and operation of the invention may be more clearly understood and appreciated, but it should not be construed to limit the scope of the invention.
Fig. 1 is a schematic diagram of a two-section heat exchanger, as can be seen from the figure, a two-section heat exchanger comprises a heat exchange tube section 1, a second heat exchange tube section 2, a bypass tube, a flow guide plate and a shell, wherein an inlet a of a heat exchange medium a is arranged at the bottom of the shell, a final heat exchange outlet c of the heat exchange medium a is arranged at the top surface of the shell, the heat exchange tube section 1 and the second heat exchange tube section 2 are arranged in the shell from bottom to top, a bypass tube is arranged between the heat exchange tube section 1 and the second heat exchange tube section 2, an initial heat exchange outlet B of the heat exchange medium a is arranged at the side of the middle section of the shell, the heat exchange tube section 1 is used for initial heat exchange of the heat exchange medium a, the second heat exchange tube section 2 is used for final heat exchange of the remaining heat exchange medium a, the bypass tube and the initial outlet B are used for bypassing the heat exchange medium a after initial heat exchange, an inlet d of the heat exchange medium B is arranged at the upper end side of the shell, an inlet d of the heat exchange medium B is arranged at the lower end of the shell, and an inlet B of the heat exchange medium B and an outlet B is arranged between the heat exchange medium B and the.
The heat exchanger utilizes the heat exchange medium A to exchange heat with the heat exchange medium B for the second time.
The heat exchange method utilizing the body two-section type heat exchanger comprises the following steps:
1) the heat exchange medium B enters the heat exchanger from the port d, the flow direction is controlled by the guide plate, and finally the heat exchange medium B flows out of the heat exchanger from the port e;
2) the heat exchange medium A enters the th heat exchange tube section 1 from the port a, primary heat exchange is carried out on the heat exchange medium A and the heat exchange medium B in the th heat exchange tube section 1, part of the heat exchange medium A after primary heat exchange flows out of the heat exchanger through the port B through the bypass tube, and the rest of the heat exchange medium A enters the second heat exchange tube section 2 to carry out secondary heat exchange with the heat exchange medium B to form a final-state heat exchange medium A and flows out of the port c.
Experiments show that heat exchangers can generate two heat exchange media in different states, so that the heat exchanger has the characteristics of small volume and low cost compared with the traditional heat exchange mode.
Claims (2)
- The two-section heat exchanger is characterized by comprising a heat exchange tube section (1), a second heat exchange tube section (2), a bypass pipe, a guide plate and a shell, wherein an inlet (a) of a heat exchange medium A is formed in the lower bottom of the shell, a final heat exchange outlet (c) of the heat exchange medium A is formed in the top surface of the shell, the -th heat exchange tube section (1) and the second heat exchange tube section (2) are arranged in the shell from bottom to top, a bypass pipe is arranged between the -th heat exchange tube section (1) and the second heat exchange tube section (2), an initial heat exchange outlet (B) of the heat exchange medium A is formed in the side of the middle section of the shell, the -th heat exchange tube section (1) is used for initial heat exchange of the heat exchange medium A, the second heat exchange tube section (2) is used for residual heat exchange medium A, the bypass pipe and the initial heat exchange outlet (B) are used for bypassing the heat exchange medium A, an inlet (d) of the heat exchange medium B is arranged at the upper end of the shell, a lower end of the heat exchange medium (d) of the shell is used for guiding the heat exchange medium B, and a guide plate (B) is arranged between the heat exchange medium inlet (78 d) and the heat exchange medium B) of the heat exchange medium B.
- 2. A method of exchanging heat using an body two-stage heat exchanger of claim 1, the method comprising the steps of:1) the heat exchange medium B enters the heat exchanger from the port d, the flow direction is controlled by the guide plate, and finally the heat exchange medium B flows out of the heat exchanger from the port e;2) the heat exchange medium A enters the th heat exchange pipe section (1) from the port a, primary heat exchange is carried out on the heat exchange medium A and the heat exchange medium B in the th heat exchange pipe section (1), part of the heat exchange medium A after primary heat exchange flows out of the heat exchanger through the bypass pipe through the port (B), and the rest of the heat exchange medium A enters the second heat exchange pipe section (2) to carry out secondary heat exchange with the heat exchange medium B to form a final-state heat exchange medium A and flows out of the port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910989834.2A CN110736366A (en) | 2019-10-17 | 2019-10-17 | body two-section type heat exchanger and heat exchange method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910989834.2A CN110736366A (en) | 2019-10-17 | 2019-10-17 | body two-section type heat exchanger and heat exchange method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110736366A true CN110736366A (en) | 2020-01-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910989834.2A Pending CN110736366A (en) | 2019-10-17 | 2019-10-17 | body two-section type heat exchanger and heat exchange method |
Country Status (1)
| Country | Link |
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| CN (1) | CN110736366A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001014812A1 (en) * | 1999-08-25 | 2001-03-01 | Feng Lang | Heat exchanger |
| CN1821700A (en) * | 2006-03-20 | 2006-08-23 | 西安交通大学 | Multiple shell pass screw baffle pipe shell type heat exchanger |
| WO2016192130A1 (en) * | 2015-06-05 | 2016-12-08 | 南京工业大学 | Sleeved pipe heat exchanger suitable for sewage having high solid content |
| CN206177097U (en) * | 2016-11-15 | 2017-05-17 | 长春中安鸿程伟业节能科技有限公司 | Multiple exit tube heat exchanger of controllable temperature |
| CN207049977U (en) * | 2017-07-17 | 2018-02-27 | 天津市华之龙生物质能科技股份有限公司 | It is a kind of can be by the fume dust remover of biomass boiler waste heat recovery |
| CN211626159U (en) * | 2019-10-17 | 2020-10-02 | 沪东重机有限公司 | Integrated two-section type heat exchanger |
-
2019
- 2019-10-17 CN CN201910989834.2A patent/CN110736366A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001014812A1 (en) * | 1999-08-25 | 2001-03-01 | Feng Lang | Heat exchanger |
| CN1821700A (en) * | 2006-03-20 | 2006-08-23 | 西安交通大学 | Multiple shell pass screw baffle pipe shell type heat exchanger |
| WO2016192130A1 (en) * | 2015-06-05 | 2016-12-08 | 南京工业大学 | Sleeved pipe heat exchanger suitable for sewage having high solid content |
| CN206177097U (en) * | 2016-11-15 | 2017-05-17 | 长春中安鸿程伟业节能科技有限公司 | Multiple exit tube heat exchanger of controllable temperature |
| CN207049977U (en) * | 2017-07-17 | 2018-02-27 | 天津市华之龙生物质能科技股份有限公司 | It is a kind of can be by the fume dust remover of biomass boiler waste heat recovery |
| CN211626159U (en) * | 2019-10-17 | 2020-10-02 | 沪东重机有限公司 | Integrated two-section type heat exchanger |
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Application publication date: 20200131 |