CN204286194U - A kind of gas-liquid two-phase even distribution device - Google Patents
A kind of gas-liquid two-phase even distribution device Download PDFInfo
- Publication number
- CN204286194U CN204286194U CN201420471673.0U CN201420471673U CN204286194U CN 204286194 U CN204286194 U CN 204286194U CN 201420471673 U CN201420471673 U CN 201420471673U CN 204286194 U CN204286194 U CN 204286194U
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- Prior art keywords
- liquid
- gas
- phase
- end socket
- entrance end
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- 239000007788 liquid Substances 0.000 title claims abstract description 82
- 239000012071 phase Substances 0.000 claims abstract description 77
- 238000007789 sealing Methods 0.000 claims abstract description 38
- 239000012530 fluid Substances 0.000 claims abstract description 31
- 238000002347 injection Methods 0.000 claims abstract description 25
- 239000007924 injection Substances 0.000 claims abstract description 25
- 239000007791 liquid phase Substances 0.000 claims abstract description 24
- 230000006866 deterioration Effects 0.000 abstract description 2
- 238000005192 partition Methods 0.000 abstract description 2
- 230000008016 vaporization Effects 0.000 abstract description 2
- 238000009834 vaporization Methods 0.000 abstract description 2
- 238000005476 soldering Methods 0.000 description 2
- 230000005514 two-phase flow Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000008642 heat stress Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a kind of gas-liquid two-phase even distribution device.It comprises the gas-liquid two-phase fluid injection strip of paper used for sealing be located in fin heat exchanger core; Fin heat exchanger core is provided with gas phase entrance end socket and liquid phase entrance end socket, and described gas phase entrance end socket is located at the top of described liquid phase entrance end socket; Gas-liquid two-phase fluid injection strip of paper used for sealing is provided with liquid bath and air drain; Liquid phase entrance end socket is connected with described liquid bath, and gas phase entrance end socket is connected with described air drain.The utility model gas-liquid two-phase even distribution device does not increase optional equipment, therefore system architecture advantages of simple, and cost is low.The utility model gas-liquid two-phase even distribution device adopts liquid phase to enter runner, gas phase enter runner mode from centre from strip of paper used for sealing both sides, form one deck liquid film at runner internal partition wall, avoid dividing plate place near the outlet of gas-liquid two-phase uniform strip of paper used for sealing and occur local all vaporization and heat transfer deterioration phenomenons of causing.
Description
Technical field
The utility model relates to a kind of gas-liquid two-phase even distribution device, belongs to uniform fluid distribution technical field.
Background technology
After gas-liquid two-phase fluid enters plate-fin heat exchanger, because plate-fin heat exchanger has multiple passage, gas-liquid two-phase fluid is made to be evenly distributed to every layer of passage, particularly important on the impact of plate-fin heat exchanger heat transfer characteristic.Notification number CN202153114U " plate-fin heat exchanger two phase flow even distribution device " even distribution device forms primarily of strip of paper used for sealing, fin, the uniform strip of paper used for sealing of gas-liquid two-phase, gas phase entrance end socket, flow deflector and liquid inlet end socket, its feature is: gas phase entrance end socket is arranged on above liquid phase end socket, the side of the uniform strip of paper used for sealing of gas-liquid two-phase is provided with liquid bath, opposite side is provided with air drain, and liquid bath is communicated with liquid end socket, air drain is communicated with gas phase entrance end socket.It is that one on the basis analyzed patent announcement CN2648381Y " the two phase flow gas-liquid even distribution device of plate-fin heat exchanger " existing defects is improved, but this device does not consider that the uniform strip of paper used for sealing outlet fin of gas-liquid two-phase and dividing plate soldering place structure thermal stress destroy problem.The full liquid in side in runner is there will be near the outlet of fluid injection strip of paper used for sealing in actual motion, the full gas phenomenon of opposite side, this can cause gas-liquid mixed in fluid injection strip of paper used for sealing outlet flow uneven on the one hand thus worsen heat exchange, fluid injection strip of paper used for sealing outlet flow Nei Yeshao district can be caused on the other hand to occur local evaporate to dryness phenomenon, fin and dividing plate brazed portions localized heat stress near the outlet of fluid injection strip of paper used for sealing are concentrated, thus likely causes its partial structurtes to be destroyed.
Utility model content
The purpose of this utility model is to provide a kind of gas-liquid two-phase even distribution device, the utility model two-phase even distribution device can make the uniform performance of gas-liquid two-phase fluid in heat exchanger significantly improve, and the heat exchanger partial structurtes effectively avoiding the temperature difference caused due to gas-liquid fluid skewness to cause comparatively are greatly destroyed.
Gas-liquid two-phase even distribution device provided by the utility model, it comprises the gas-liquid two-phase fluid injection strip of paper used for sealing be located in fin heat exchanger core;
Described fin heat exchanger core is provided with gas phase entrance end socket and liquid phase entrance end socket, and described gas phase entrance end socket is located at the top of described liquid phase entrance end socket;
Described gas-liquid two-phase fluid injection strip of paper used for sealing is provided with liquid bath and air drain; Described liquid phase entrance end socket is connected with described liquid bath, and described gas phase entrance end socket is connected with described air drain.
In above-mentioned gas-liquid two-phase even distribution device, described liquid phase entrance end socket is located at the bottom of described fin heat exchanger core;
Described gas phase entrance end socket is located on the sidewall of described fin heat exchanger core.
In above-mentioned gas-liquid two-phase even distribution device, described liquid bath is located at the both sides of described gas-liquid two-phase fluid injection strip of paper used for sealing;
Described air drain is located at the middle part of described gas-liquid two-phase fluid injection strip of paper used for sealing.
In above-mentioned gas-liquid two-phase even distribution device, the top of described air drain is provided with several ventholes spaced apart along the flow direction of liquid phase, enters heat exchanger runner from the described venthole effluent air liquid carried secretly in described liquid bath.
In above-mentioned gas-liquid two-phase even distribution device, in described fin heat exchanger core, be provided with flow deflector and fin.
In above-mentioned gas-liquid two-phase even distribution device, the bottom of described gas-liquid two-phase fluid injection strip of paper used for sealing is located at by described flow deflector; The top of described gas-liquid two-phase fluid injection strip of paper used for sealing is located at by described fin.
Compared with prior art, the utility model has following beneficial effect:
1, the utility model gas-liquid two-phase even distribution device does not increase optional equipment, therefore system architecture advantages of simple, and cost is low.
2, the utility model gas-liquid two-phase even distribution device adopts liquid phase to enter runner, gas phase enter runner mode from centre from strip of paper used for sealing both sides, form one deck liquid film at runner internal partition wall, avoid dividing plate place near the outlet of gas-liquid two-phase uniform strip of paper used for sealing and occur local all vaporization and heat transfer deterioration phenomenons of causing.
3, the utility model gas-liquid two-phase even distribution device is conducive to reducing fin and dividing plate soldering place stress raisers near strip of paper used for sealing outlet simultaneously.
4, the uniform strip of paper used for sealing outlet of the utility model gas-liquid two-phase, liquid and gas flow direction is identical, can reduce the flow resistance of fluid.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model gas-liquid two-phase even distribution device.
Fig. 2 is the front view of the uniform strip of paper used for sealing of gas-liquid two-phase in the utility model gas-liquid two-phase even distribution device.
Fig. 3 is the left view of the uniform strip of paper used for sealing of gas-liquid two-phase in the utility model gas-liquid two-phase even distribution device.
Fig. 4 is the top view of the uniform strip of paper used for sealing of gas-liquid two-phase in the utility model gas-liquid two-phase even distribution device.
Fig. 5 is the sectional view along A-A in Fig. 4.
In figure, each mark is as follows:
1 fin heat exchanger core, 2 fins, 3 gas-liquid two-phase fluid injection strip of paper used for sealings, 4 gas phase entrance end sockets, 5 flow deflectors, 6 liquid phase entrance end sockets, 7 liquid baths, 8 air drains, 9 ventholes.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described further, but the utility model is not limited to following examples.
As Figure 1-Figure 5, fin heat exchanger core 1 is provided with gas phase entrance end socket 4 and liquid phase entrance end socket 6, and liquid phase entrance end socket 6 is located at the bottom of fin heat exchanger core 1, gas phase entrance end socket 4 is located on the sidewall of fin heat exchanger core 1.Meanwhile, in above-mentioned fin heat exchanger core 1, be provided with a gas-liquid two-phase fluid injection strip of paper used for sealing 3, flow deflector 5 be set in the bottom of gas-liquid two-phase fluid injection strip of paper used for sealing 3, fin 2 is set at an upper portion thereof.Gas-liquid two-phase fluid injection strip of paper used for sealing 3 is provided with liquid bath 7 and air drain 8,
Wherein, liquid bath 7 is located at the both sides of gas-liquid two-phase fluid injection strip of paper used for sealing 3, and air drain 8 is located at the middle part of gas-liquid two-phase fluid injection strip of paper used for sealing 3.Liquid phase entrance end socket 6 is connected with liquid bath 7, and for inputting liquid phase stream, gas phase entrance end socket 4 is connected with air drain 8, for inputting vapor phase stream.Multiple venthole 9 spaced apart is provided with along the flow direction of liquid phase at the top of air drain 8.
Use process during the utility model plate-fin heat exchanger two-phase even distribution device as follows:
Liquid phase from bottom to top upwards flows through liquid bath 7 from liquid phase entrance end socket 6, gas phase enters in air drain 8 by gas phase entrance end socket 4, first laterally enter gas-liquid two-phase fluid injection strip of paper used for sealing 3 along air drain 8, and then upwards by venthole 9, the liquid flows upwards carried secretly in the liquid bath of both sides enters heat exchanger runner.
The foregoing is only one of preferred embodiments of the present utility model, all equalizations done according to the utility model claim change and modify, and all belong to the covering scope of the utility model patent.
Claims (1)
1. a gas-liquid two-phase even distribution device, is characterized in that: it comprises the gas-liquid two-phase fluid injection strip of paper used for sealing be located in fin heat exchanger core;
Described fin heat exchanger core is provided with gas phase entrance end socket and liquid phase entrance end socket, and described gas phase entrance end socket is located at the top of described liquid phase entrance end socket;
Described liquid phase entrance end socket is located at the bottom of described fin heat exchanger core;
Described gas phase entrance end socket is located on the sidewall of described fin heat exchanger core;
Described gas-liquid two-phase fluid injection strip of paper used for sealing is provided with liquid bath and air drain; Described liquid phase entrance end socket is connected with described liquid bath, and described gas phase entrance end socket is connected with described air drain;
Described liquid bath is located at the both sides of described gas-liquid two-phase fluid injection strip of paper used for sealing;
Described air drain is located at the middle part of described gas-liquid two-phase fluid injection strip of paper used for sealing;
The top of described air drain is provided with several ventholes spaced apart along the flow direction of liquid phase;
Flow deflector and fin is provided with in described fin heat exchanger core;
The bottom of described gas-liquid two-phase fluid injection strip of paper used for sealing is located at by described flow deflector; The top of described gas-liquid two-phase fluid injection strip of paper used for sealing is located at by described fin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420471673.0U CN204286194U (en) | 2014-08-20 | 2014-08-20 | A kind of gas-liquid two-phase even distribution device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420471673.0U CN204286194U (en) | 2014-08-20 | 2014-08-20 | A kind of gas-liquid two-phase even distribution device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204286194U true CN204286194U (en) | 2015-04-22 |
Family
ID=52869345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420471673.0U Expired - Lifetime CN204286194U (en) | 2014-08-20 | 2014-08-20 | A kind of gas-liquid two-phase even distribution device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204286194U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN105157455A (en) * | 2015-07-31 | 2015-12-16 | 华南理工大学 | Flow-area-variable backflow plate-fin heat exchanger and control method thereof |
| CN108168354A (en) * | 2018-01-29 | 2018-06-15 | 杭州中泰深冷技术股份有限公司 | A kind of fluid-filling structure and its collection redistribution formula fin structure and method |
-
2014
- 2014-08-20 CN CN201420471673.0U patent/CN204286194U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN105157455A (en) * | 2015-07-31 | 2015-12-16 | 华南理工大学 | Flow-area-variable backflow plate-fin heat exchanger and control method thereof |
| CN108168354A (en) * | 2018-01-29 | 2018-06-15 | 杭州中泰深冷技术股份有限公司 | A kind of fluid-filling structure and its collection redistribution formula fin structure and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee after: Cnooc Gas & Power Group Patentee after: CHINA NATIONAL OFFSHORE OIL Corp. Address before: 100010 Chaoyangmen North Street, Dongcheng District, Dongcheng District, Beijing Co-patentee before: CNOOC Gas & Power Group Patentee before: CHINA NATIONAL OFFSHORE OIL Corp. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150422 |