CN202018229U - Gas-liquid phase flow uniform distribution device for plate-fin heat exchanger - Google Patents
Gas-liquid phase flow uniform distribution device for plate-fin heat exchanger Download PDFInfo
- Publication number
- CN202018229U CN202018229U CN2011201213967U CN201120121396U CN202018229U CN 202018229 U CN202018229 U CN 202018229U CN 2011201213967 U CN2011201213967 U CN 2011201213967U CN 201120121396 U CN201120121396 U CN 201120121396U CN 202018229 U CN202018229 U CN 202018229U
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- liquid
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- heat exchanger
- liquid distribution
- sealing
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Abstract
The utility model discloses a gas-liquid phase flow uniform distribution device for a plate-fin heat exchanger, which comprises a gas-liquid distribution sealing tape, wherein, the gas-liquid distribution sealing tape is positioned between two partition boards; the length of the gas-liquid distribution sealing tape is in accordance with the width of the heat exchanger; at least one horizontal liquid channel is formed in the length direction of the gas-liquid distribution sealing tape; the liquid channel penetrates through the left surface and the right surface of the gas-liquid distribution sealing tape; a liquid distribution groove that is perpendicular to the liquid channel and is close to a downstream flow passage is formed at one end of the liquid channel; the liquid distribution groove is communicated with the liquid channel; a gas channel is formed on the gas-liquid distribution sealing tape; the gas channel is parallel to the liquid distribution groove in the width direction of the gas-liquid distribution sealing tape; the gas channel is a through-hold penetrating through the upper surface and the lower surface of the gas-liquid distribution sealing tape; and gas phase and liquid phase are not contacted with each other inside the gas-liquid distribution sealing tape, so that when the liquid volume is larger, the gas-liquid phase flow uniform distribution device facilitates the reduction of fluid resistance, the reduction of the processing control difficulty, the improvement on the distributive uniformity of two-phase flow bodies, and the improvement on the circulation capability of liquid.
Description
Technical field
The utility model relates to a kind of plate-fin heat exchanger biphase gas and liquid flow even distribution device.
Background technology
Along with the development of plate-fin heat exchanger in the petroleum chemical industry field, heat exchanger entrance is that the fluid heat exchange of gas-liquid two-phase is more and more, and shared minute rate of liquid is also increasing.The precondition that how to guarantee the heat exchange of high efficiency plate-fin heat exchanger is the uniform distribution of liquid when liquid bulk integration rate is big under fluid uniform distribution, the especially low temperature of two phase flow.
In the existing patented technology, liquid mixes with gas by aperture.The flow velocity height in hole when amount of liquid is big; Density is higher after the gas entrained liquids, must control the gas-liquid two-phase flow velocity, so also can be influential to the reliability of liquid entrainment.
Many difficult problems have appearred in existing gas-liquid two-phase distribution structure, and, fluid resistance little as the liquid communication cross section is big, the machining control difficulty is big, influence the uniformity of fluid simultaneously.
The utility model content
The purpose of this utility model is at above-mentioned the deficiencies in the prior art, a kind of plate-fin heat exchanger biphase gas and liquid flow even distribution device is provided, improve the uniformity that the two phase flow fluid distributes, improve the negotiability of liquid, reduce resistance, reduce the machining control difficulty, the utility model adopts following technical scheme:
A kind of plate-fin heat exchanger biphase gas and liquid flow even distribution device, comprise the gas-liquid distribution strip of paper used for sealing between two dividing plates, the length of described gas-liquid distribution strip of paper used for sealing is consistent with the width of heat exchanger, be provided with the liquid conduit of at least one level along the length direction of described gas-liquid distribution strip of paper used for sealing, described liquid conduit connect described gas-liquid distribution strip of paper used for sealing about the surface, described liquid conduit is provided with liquid distributing groove perpendicular to described liquid conduit at the end near downstream fin runner, described liquid distributing groove and described liquid conduit are communicated with, described gas-liquid distribution strip of paper used for sealing is provided with gas flow, described gas flow and described liquid distributing groove are parallel to each other on the width of gas-liquid distribution strip of paper used for sealing, and described gas flow is for connecting the through hole of described gas-liquid distribution strip of paper used for sealing upper and lower surface.
As optimal way, the quantity of described liquid distributing groove and described gas flow is consistent.
As optimal way, described liquid distributing groove and gas flow position correspondence, the two is on same straight line that is parallel to described gas-liquid distribution strip of paper used for sealing width.
As optimal way, the section configuration of described liquid conduit is square.
As optimal way, the section configuration of described liquid distributing groove is square or circular.
As optimal way, the section configuration of described gas flow is square or circular arc.
, position consistent when the quantity of liquid distributing groove and gas flow is at once, and it is more even that gas-liquid two-phase mixes, because when being divided into infinitesimal, the gas and the liquid of unit structure area are more even.
When the section configuration of liquid conduit when being square, the actual internal area of conduit is bigger, the flow velocity of easier control liquid.
When the cross section of gas flow is circular arc, can better control gas flow rate.
Operation principle of the present utility model: gas-liquid two-phase fluid is separated into liquid phase, gas phase behind knockout drum, gas phase and liquid phase fluid are connected with separately plate-fin heat exchanger end socket respectively, flow through the gas-liquid distribution strip of paper used for sealing simultaneously, gas phase flows along described gas flow, and liquid enters in the back enters plate-fin heat exchanger from liquid distributing groove the fin runner from the one or both ends of described liquid conduit and the gas of gas flow mixes.
The beneficial effects of the utility model: ZL 200720184614.5 discloses a kind of new type of plate fin heat exchanger two phase flow gas-liquid even distribution device, ZL 03270081.4 discloses a kind of two phase flow gas-liquid even distribution device of plate-fin heat exchanger, the difference of this device and these two pieces of patents is: this device does not have the aperture that gas phase and liquid phase communicate in the inside of gas-liquid distribution strip of paper used for sealing, therefore gas phase does not contact with the inside of liquid phase at the gas-liquid distribution strip of paper used for sealing, when amount of liquid is big, help reducing fluid resistance, reduce the machining control difficulty, improve the uniformity that the two phase flow fluid distributes, improve the negotiability of liquid.
Description of drawings
Fig. 1 is an operation principle front view of the present utility model.
Fig. 2 is an operation principle side view of the present utility model.
Fig. 3 is the front view of this device.
Fig. 4 is the vertical view of this device.
Fig. 5 is the side view of this device.
Wherein, 1 is the gas-liquid distribution strip of paper used for sealing, and 2 is dividing plate, and 3 is liquid distributing groove, and 4 is that liquid conduit, 5 is gas flow.
The specific embodiment
As shown in the figure, a kind of plate-fin heat exchanger biphase gas and liquid flow even distribution device, comprise the gas-liquid distribution strip of paper used for sealing 1 between two dividing plates, the length of described gas-liquid distribution strip of paper used for sealing is consistent with the width of heat exchanger, be provided with the liquid conduit 4 of a level along the length direction of described gas-liquid distribution strip of paper used for sealing, described liquid conduit connect described gas-liquid distribution strip of paper used for sealing about the surface, described liquid conduit is at the liquid distributing groove 3 that is provided with near downstream fin runner one end perpendicular to described liquid conduit, described liquid distributing groove 3 and described liquid conduit 4 are communicated with, described gas-liquid distribution strip of paper used for sealing is provided with gas flow 5, described gas flow 5 is parallel to each other on the width of gas-liquid distribution strip of paper used for sealing with described liquid distributing groove 3, and described gas flow 5 is for connecting the through hole of described gas-liquid distribution strip of paper used for sealing upper and lower surface.Described liquid distributing groove 3 is consistent with the quantity of described gas flow 5.Described liquid distributing groove 3 and gas flow 5 position correspondences, the two is on same straight line that is parallel to described gas-liquid distribution strip of paper used for sealing width, the section configuration of described liquid conduit 4 is square, the section configuration of described liquid distributing groove 3 is square, also can be circle, the section configuration of described gas flow 5 is square, also can be circular arc.
, position consistent when the quantity of liquid distributing groove 3 and gas flow 5 is at once, and it is more even that gas-liquid two-phase mixes, because when being divided into infinitesimal, the gas and the liquid of unit structure area are more even.
When the section configuration of liquid conduit 4 when being square, the actual internal area of conduit is bigger, the flow velocity of easier control liquid.
When the cross section of gas flow 5 is circular arc, can better control gas flow rate.
Operation principle of the present utility model: gas-liquid two-phase fluid is separated into liquid phase, gas phase behind knockout drum, gas phase and liquid phase fluid are connected with separately plate-fin heat exchanger end socket respectively, flow through the gas-liquid distribution strip of paper used for sealing simultaneously, gas phase flows along described gas flow, and liquid enters in the back enters plate-fin heat exchanger from liquid distributing groove 3 the fin runner from the one or both ends of described liquid conduit 4 and the gas of gas flow 5 mixes.
The physical dimension of gas-liquid distribution strip of paper used for sealing 1 inside is according to the condition of fluid, waits to determine as width, the runner number of plies, the end socket layout of fluid flow, pressure, rerum natura condition and heat exchanger.
In addition, the liquid conduit along the length direction setting of described gas-liquid distribution strip of paper used for sealing also can be many.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (6)
1. plate-fin heat exchanger biphase gas and liquid flow even distribution device, comprise the gas-liquid distribution strip of paper used for sealing (1) between two dividing plates, it is characterized in that: the length of described gas-liquid distribution strip of paper used for sealing (1) is consistent with the width of heat exchanger, be provided with the liquid conduit (4) of at least one level along the length direction of described gas-liquid distribution strip of paper used for sealing (1), surface about described liquid conduit (4) the described gas-liquid distribution strip of paper used for sealing of perforation (1), described liquid conduit (4) is provided with liquid distributing groove (3) perpendicular to described liquid conduit at the end near downstream fin runner, described liquid distributing groove (3) and described liquid conduit (4) are communicated with, described gas-liquid distribution strip of paper used for sealing (1) is provided with gas flow (5), described gas flow (5) is parallel to each other on the width of gas-liquid distribution strip of paper used for sealing (1) with described liquid distributing groove (3), and described gas flow (5) is for connecting the through hole of described gas-liquid distribution strip of paper used for sealing (1) upper and lower surface.
2. plate-fin heat exchanger biphase gas and liquid flow even distribution device as claimed in claim 1 is characterized in that: described liquid distributing groove (3) is consistent with the quantity of described gas flow (5).
3. plate-fin heat exchanger biphase gas and liquid flow even distribution device as claimed in claim 1, it is characterized in that: described liquid distributing groove (3) and gas flow (5) position correspondence, the two is on same straight line that is parallel to described gas-liquid distribution strip of paper used for sealing (1) width.
4. plate-fin heat exchanger biphase gas and liquid flow even distribution device as claimed in claim 1 is characterized in that: the section configuration of described liquid conduit (4) is square.
5. plate-fin heat exchanger biphase gas and liquid flow even distribution device as claimed in claim 1 is characterized in that: the section configuration of described liquid distributing groove (3) is for circular or square.
6. plate-fin heat exchanger biphase gas and liquid flow even distribution device as claimed in claim 1 is characterized in that: the section configuration of described gas flow (5) is square or circular arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201213967U CN202018229U (en) | 2011-04-22 | 2011-04-22 | Gas-liquid phase flow uniform distribution device for plate-fin heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201213967U CN202018229U (en) | 2011-04-22 | 2011-04-22 | Gas-liquid phase flow uniform distribution device for plate-fin heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202018229U true CN202018229U (en) | 2011-10-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201213967U Expired - Lifetime CN202018229U (en) | 2011-04-22 | 2011-04-22 | Gas-liquid phase flow uniform distribution device for plate-fin heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202018229U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102914204A (en) * | 2012-10-19 | 2013-02-06 | 中国海洋石油总公司 | Distributor and plate-fin heat exchanger with same |
| CN104180703A (en) * | 2014-08-20 | 2014-12-03 | 中国海洋石油总公司 | Gas and liquid double-phase uniform distributing device |
| CN106016850A (en) * | 2016-07-15 | 2016-10-12 | 珠海格力电器股份有限公司 | Air conditioner, dry shell and tube evaporator and refrigerant distributor assembly thereof |
| CN107175049A (en) * | 2017-05-27 | 2017-09-19 | 天津九源化工工程有限公司 | A kind of liquid distribution trough for mass transfer column |
| CN107478087A (en) * | 2017-07-25 | 2017-12-15 | 无锡佳龙换热器股份有限公司 | A kind of uniform strip of paper used for sealing of natural gas gas-liquid |
| CN111895846A (en) * | 2020-06-11 | 2020-11-06 | 中海石油气电集团有限责任公司 | Disc type gas-liquid two-phase fluid uniform distribution device |
| CN113280651A (en) * | 2021-07-22 | 2021-08-20 | 四川空分设备(集团)有限责任公司 | Coiled pipe type heat exchanger |
-
2011
- 2011-04-22 CN CN2011201213967U patent/CN202018229U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102914204A (en) * | 2012-10-19 | 2013-02-06 | 中国海洋石油总公司 | Distributor and plate-fin heat exchanger with same |
| CN102914204B (en) * | 2012-10-19 | 2014-12-24 | 中国海洋石油总公司 | Distributor and plate-fin heat exchanger with same |
| CN104180703A (en) * | 2014-08-20 | 2014-12-03 | 中国海洋石油总公司 | Gas and liquid double-phase uniform distributing device |
| CN106016850A (en) * | 2016-07-15 | 2016-10-12 | 珠海格力电器股份有限公司 | Air conditioner, dry shell and tube evaporator and refrigerant distributor assembly thereof |
| CN106016850B (en) * | 2016-07-15 | 2018-05-18 | 珠海格力电器股份有限公司 | Air conditioner, dry shell and tube evaporator and refrigerant distributor assembly thereof |
| CN107175049A (en) * | 2017-05-27 | 2017-09-19 | 天津九源化工工程有限公司 | A kind of liquid distribution trough for mass transfer column |
| CN107175049B (en) * | 2017-05-27 | 2023-04-14 | 天津九源化工工程有限公司 | Liquid distributor for mass transfer tower |
| CN107478087A (en) * | 2017-07-25 | 2017-12-15 | 无锡佳龙换热器股份有限公司 | A kind of uniform strip of paper used for sealing of natural gas gas-liquid |
| CN111895846A (en) * | 2020-06-11 | 2020-11-06 | 中海石油气电集团有限责任公司 | Disc type gas-liquid two-phase fluid uniform distribution device |
| CN113280651A (en) * | 2021-07-22 | 2021-08-20 | 四川空分设备(集团)有限责任公司 | Coiled pipe type heat exchanger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111026 |
|
| CX01 | Expiry of patent term |