CN116359552B - Liquid cooling test unit for skin antenna subarray and working method thereof - Google Patents
Liquid cooling test unit for skin antenna subarray and working method thereof Download PDFInfo
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- CN116359552B CN116359552B CN202211608534.3A CN202211608534A CN116359552B CN 116359552 B CN116359552 B CN 116359552B CN 202211608534 A CN202211608534 A CN 202211608534A CN 116359552 B CN116359552 B CN 116359552B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/02—Arrangements for de-icing; Arrangements for drying-out ; Arrangements for cooling; Arrangements for preventing corrosion
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/02—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating liquids, e.g. brine
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
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Abstract
本发明公开了一种蒙皮天线子阵的液冷测试单元及其工作方法，本发明液冷测试单元包括：一个上冷板、一个主框体、一个下盖板、一个电路板组件、N对液冷接口、N对毛纽扣连接器、N对流量传感器、N对温度传感器、2N对定位装置和一组数据输出导线。通过在天线骨架和天线子阵中间接入液冷测试单元，不仅对无需更改原装置的结构设计，同时实现了即插即测的测试功能，提高了测试工作的便捷性，降低了测试成本，有利于促进机载蒙皮天线技术的工程化应用和实际产品生产线的发展。
The present invention discloses a liquid cooling test unit of a skin antenna subarray and a working method thereof. The liquid cooling test unit of the present invention comprises: an upper cold plate, a main frame, a lower cover plate, a circuit board assembly, N pairs of liquid cooling interfaces, N pairs of wool button connectors, N pairs of flow sensors, N pairs of temperature sensors, 2N pairs of positioning devices and a set of data output wires. By connecting the liquid cooling test unit between the antenna skeleton and the antenna subarray, not only does it not need to change the structural design of the original device, but also realizes the plug-and-test test function, improves the convenience of the test work, reduces the test cost, and is conducive to promoting the engineering application of airborne skin antenna technology and the development of actual product production lines.
Description
Technical Field
The invention belongs to the technical field of airborne electronic equipment, the technical field of intelligent skin antennas, the technical field of mechanical structure design and the like, and particularly relates to a liquid cooling test unit of a skin antenna subarray and a working method thereof.
Background
The skin antenna technology is an airborne antenna technology which is developed in the foreign world in recent years, and is also called as a bearable conformal antenna technology. The skin antenna subarray device has the characteristics of small physical volume, high integration and high modularization degree, the conventional liquid cooling performance testing means can hardly meet the actual antenna subarray testing requirement, and meanwhile, the conventional testing method has low testing precision, or the sealing property of subarray micro flow channels is required to be destroyed to be unknown with a sensing probe, or the working environment of an antenna system is influenced by nondestructive testing. Therefore, research on test equipment and test methods for developing liquid cooling performance of the skin antenna subarray array device is necessary.
Disclosure of Invention
The invention aims to provide a liquid cooling test unit of a skin antenna subarray and a working method thereof, wherein the test module is connected between an antenna framework and the antenna subarray in an external test mode, so that a liquid cooling runner is prolonged, the flow and temperature parameters of cooling liquid are tested, the structural design of an original device is not required to be changed, the test function of plug and play is realized, the convenience of test work is greatly improved, the test cost is reduced, and the engineering application of an airborne skin antenna technology and the development of an actual product production line are facilitated.
In order to achieve the above purpose, the invention adopts the following technical scheme:
A liquid cooling test unit of a skin antenna subarray comprises an upper cold plate, a main frame body, a lower cover plate, a circuit board assembly, N pairs of liquid cooling interfaces, N pairs of hair button connectors, N pairs of flow sensors, N pairs of temperature sensors, 2N pairs of positioning devices and a group of data output wires.
According to the main characteristics, the upper cooling plate is connected with the main frame body through welding, wherein the upper cooling plate is provided with a planar micro-channel structure, a vertical micro-channel structure is arranged at the liquid cooling interface of the main frame body, and the micro-channel structure is sealed and formed through welding. The flow sensor and the temperature sensor are both arranged on the main frame body and are used for testing the flow and temperature parameters of the fluid in the micro-flow channel.
The circuit board assembly is installed inside the main frame body, temporarily stores data values measured by the flow sensor and the temperature sensor, and transmits the data values to external test data acquisition equipment through the data output wires.
The lower cover plate is arranged at the lower part of the main frame body.
The liquid cooling interface is arranged in the main frame body, and the interface part protrudes out of the main frame body.
The button connector is connected with the circuit board assembly, is connected with the outside of the test unit, is electrically connected with the antenna subarrays, and is connected with the antenna framework.
The positioning device plays roles of guiding, positioning and fastening and fixing when being installed between the test unit and the framework or between the test unit and the subarray.
And a data output wire, one end of which is provided with a test unit and the other end of which is provided with a computer or other test data acquisition equipment.
The positioning device is a spiral positioning pin device.
The aircraft skin antenna subarray device comprises an N multiplied by N specification subarray framework and N antenna subarrays, N pairs of liquid cooling interfaces are arranged on the subarray framework, after cooling liquid is supplied to the subarray framework from the outside, the cooling liquid is respectively supplied to the N antenna subarrays and recovered, and finally the cooling liquid is returned to the outside, so that a liquid cooling circulation loop is formed. The lower part of the liquid cooling test unit is provided with a liquid cooling mechanical interface similar to the antenna subarray, the upper part of the liquid cooling test unit is provided with a liquid cooling mechanical interface similar to the antenna framework, and the liquid cooling mechanical interface are combined on the liquid cooling test unit in a 90-degree phase difference mode, so that the liquid cooling test unit can be used as an access unit of an original complete antenna subarray system, is inserted into the antenna subarray system and has little influence on functions and performances of the original system. Meanwhile, the liquid cooling test unit is also internally provided with a cooling liquid channel structure for supplying cooling liquid supplied by the antenna framework to the antenna subarrays.
The cooling liquid flow channel inside the liquid cooling test unit comprises a liquid inlet flow channel and a liquid outlet flow channel, a flow sensor and a temperature sensor are respectively arranged, the flow sensor and the temperature sensor are used for respectively testing the flow and the temperature parameters of cooling liquid at the liquid inlet and outlet of the antenna subarray, and after the simple processing of the circuit board assembly, data are transmitted to external test data acquisition equipment through a data output lead for data analysis and processing.
According to the invention, the test module is connected between the antenna framework and the antenna subarrays in an external test mode, so that the liquid cooling flow channel is prolonged, the flow and the temperature parameters of the cooling liquid are tested, the structural design of the original device is not required to be changed, the plug-and-play test function is realized, the convenience of test work is greatly improved, the test cost is reduced, and the engineering application of the airborne skin antenna technology and the development of an actual product production line are facilitated.
Compared with the prior art, the liquid cooling test unit for the skin antenna subarray and the working mode thereof have the characteristics of small volume, simple structure, reliable test and easy processing and manufacturing, and meanwhile, the access type test method does not damage the integrity of the cooling flow channel of the original system, does not basically influence the fluid parameters, is novel and reliable, is favorable for testing and verifying the actual liquid cooling performance of the skin antenna subarray device, promotes the further development and practical application of the airborne skin antenna technology, and has non-negligible economic value.
Drawings
For a clearer description of the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a use scenario of the present invention;
FIG. 2 is a schematic diagram of the structure of the present invention;
FIG. 3 is a functional schematic of the present invention;
FIG. 4 is a schematic diagram of a test method of the present invention;
The device comprises a 1-skin antenna subarray, a 2-2X 2 standard subarray framework, a 3-liquid cooling test unit, a 4-upper cold plate, a 5-main frame body, a 6-data output wire, a 7-flow sensor, an 8-temperature sensor, a 9-circuit board assembly, a 10-pair lower liquid cooling interface, a 11-pair lower hair button connector, a 12-lower cover plate, a 13-pair lower thread locating pin device, a 14-pair upper thread locating pin device, a 15-pair upper hair button connector, a 16-pair upper liquid cooling interface, a 17-2X 2 standard subarray framework (diagram), a 18-liquid cooling test unit (diagram), a 19-skin antenna subarray to be tested (diagram), a 20-free skin antenna subarray (diagram), a 21-A group liquid cooling butt joint relation and a 22-B group liquid cooling butt joint relation.
Detailed Description
The following detailed description of the invention is provided to enable those skilled in the art to better understand the technical scheme of the invention.
The invention relates to an airborne skin antenna subarray device which comprises an N multiplied by N standard subarray framework and N antenna subarrays. The number of the liquid cooling test units in the invention is required to be specific, and N is a natural number not less than 2. N may be 2,3,4,5, 6, etc. The minimum implementation unit n=2 is described below as an example.
Fig. 1 is a schematic structural diagram of a usage scenario of the present invention. The application scene of the invention comprises a subarray framework with the specification of 2 multiplied by 2 and four antenna subarrays, wherein four pairs of liquid cooling interfaces are arranged on the subarray framework, after the subarray framework is externally supplied with cooling liquid, the cooling liquid is respectively supplied to the four antenna subarrays and recovered, and finally the cooling liquid is returned to the outside, thereby forming a liquid cooling circulation loop. The lower part of the liquid cooling test unit is provided with a liquid cooling mechanical interface similar to the antenna subarray, the upper part of the liquid cooling test unit is provided with a liquid cooling mechanical interface similar to the antenna framework, and the liquid cooling mechanical interface are combined on the liquid cooling test unit in a 90-degree phase difference mode, so that the liquid cooling test unit can be used as an access unit of an original complete antenna subarray system, is inserted into the antenna subarray system and has little influence on functions and performances of the original system. Meanwhile, the liquid cooling test unit is also internally provided with a cooling liquid channel structure for supplying cooling liquid supplied by the antenna framework to the antenna subarrays.
Fig. 2 is a schematic structural diagram of the present invention. The liquid cooling test unit for the skin antenna subarray comprises an upper cold plate, a main frame body, a lower cover plate, a circuit board assembly, two pairs of liquid cooling interfaces, two pairs of button connectors, two pairs of flow sensors, two pairs of temperature sensors, four pairs of thread locating pin devices and a group of data output wires. The upper cooling plate is connected with the main frame body through welding, wherein the upper cooling plate is provided with a planar micro-channel structure, a vertical micro-channel structure is arranged at the liquid cooling interface of the main frame body, and the micro-channel structure is sealed and formed through welding. The two pairs of flow sensors and the two pairs of temperature sensors are arranged on the main frame body and are used for testing flow and temperature parameters of fluid in the micro-flow channel.
Fig. 3 is a functional schematic of the present invention. The liquid cooling test unit for the skin antenna subarray and the working mode thereof are implemented, wherein the inside of the liquid cooling test unit comprises a cooling liquid flow passage and a liquid outlet flow passage, and a flow sensor and a temperature sensor are respectively arranged for respectively testing the flow and the temperature parameters of cooling liquid at the liquid inlet and the liquid outlet of the antenna subarray.
Referring to fig. 4, a schematic diagram of the testing method of the present invention is shown. The liquid cooling test unit for the skin antenna subarray and the working mode thereof are implemented. The upper part of the liquid cooling test unit is required to be provided with a liquid cooling mechanical interface similar to the subarray framework and used for being in butt joint with the antenna subarray. The two are combined on the liquid cooling test unit by 90 DEG phase difference, so the liquid cooling test unit can be used as an access unit of the original complete antenna subarray system, is inserted into the antenna subarray system and has little influence on the functions and performances of the original system.
Compared with the prior art, the liquid cooling test unit for the skin antenna subarray and the working mode thereof have the characteristics of small volume, simple structure, reliable test, easiness in processing and manufacturing, no influence on the functional performance of the original device and the like, are beneficial to test and verify the actual liquid cooling performance of the skin antenna subarray device, promote the further development and actual application of the airborne skin antenna technology, and have non-negligible economic value.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present invention should be included in the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope of the claims.
Claims (8)
1. The liquid cooling test unit of the skin antenna subarray is characterized by comprising an upper cold plate, a main frame body, a lower cover plate, a circuit board assembly, N pairs of liquid cooling interfaces, N pairs of hair button connectors, N pairs of flow sensors, N pairs of temperature sensors, 2N pairs of positioning devices and a group of data output wires;
The upper cooling plate is connected with the main frame body through welding, wherein the upper cooling plate is provided with a planar micro-channel structure, and a liquid cooling interface arranged on the main frame body is provided with a vertical micro-channel structure, and the micro-channel structure is sealed and formed through welding;
The circuit board assembly is arranged in the main frame body, temporarily stores data values measured by the flow sensor and the temperature sensor, and transmits the data values to external test data acquisition equipment through a data output wire;
the lower cover plate is arranged at the lower part of the main frame body;
the liquid cooling interface is arranged in the main frame body, and the interface part protrudes out of the main frame body;
the button connector is connected with the circuit board assembly, is connected with the outside of the test unit, is electrically connected with the antenna subarrays at the upper part and is connected with the antenna framework at the lower part;
The positioning device plays roles of guiding, positioning, fastening and fixing when being installed between the test unit and the framework or between the test unit and the subarray;
and one end of the data output wire is connected with the test unit, and the other end of the data output wire is provided with a computer or other test data acquisition equipment.
2. The liquid cooling test unit according to claim 1, wherein the airborne skin antenna subarray device comprises an N x N standard subarray framework and N antenna subarrays, N pairs of liquid cooling interfaces are arranged on the subarray framework, after the subarray framework is externally supplied with cooling liquid, the cooling liquid is respectively supplied to the N antenna subarrays and recovered, and finally the cooling liquid is returned to the outside, so that a liquid cooling circulation loop is formed.
3. The liquid cooling test unit according to claim 2, wherein the liquid cooling test unit has a liquid cooling mechanical interface similar to the antenna subarray at the lower part, and a liquid cooling mechanical interface similar to the antenna skeleton at the upper part, both of which are combined on the liquid cooling test unit with a phase difference of 90 degrees, so that the liquid cooling test unit can be used as an access unit of an original complete antenna subarray system to be inserted into the antenna subarray system, and meanwhile, a cooling fluid channel structure is also arranged in the liquid cooling test unit and used for supplying cooling fluid supplied by the antenna skeleton to the antenna subarray.
4. The liquid cooling test unit according to claim 3, wherein the cooling liquid flow channel in the liquid cooling test unit comprises a liquid inlet flow channel and a liquid outlet flow channel, and a flow sensor and a temperature sensor are respectively arranged for respectively testing the flow and temperature parameters of the cooling liquid at the liquid inlet and outlet of the antenna subarray, and the data is transmitted to an external test data acquisition device for data analysis and processing through a data output lead after being simply processed by the circuit board assembly.
5. The liquid cooling test unit according to claim 1, wherein the positioning device is a spiral positioning pin device.
6. The liquid cooling test unit according to claim 2, wherein N=2.
7. The liquid cooling test unit according to claim 2, wherein N=3.
8. A working method of a liquid cooling test unit of a skin antenna subarray according to claim 1 is characterized in that the liquid cooling test unit is connected between an antenna framework and the antenna subarray, a liquid cooling runner is prolonged, flow and temperature parameters of cooling liquid are tested, and data are transmitted to external test data acquisition equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211608534.3A CN116359552B (en) | 2022-12-14 | 2022-12-14 | Liquid cooling test unit for skin antenna subarray and working method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211608534.3A CN116359552B (en) | 2022-12-14 | 2022-12-14 | Liquid cooling test unit for skin antenna subarray and working method thereof |
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| Publication Number | Publication Date |
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| CN116359552A CN116359552A (en) | 2023-06-30 |
| CN116359552B true CN116359552B (en) | 2025-06-17 |
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| CN202211608534.3A Active CN116359552B (en) | 2022-12-14 | 2022-12-14 | Liquid cooling test unit for skin antenna subarray and working method thereof |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108495519A (en) * | 2018-02-01 | 2018-09-04 | 中国电子科技集团公司第三十八研究所 | A kind of Liquid cooling chasis of three layers of water channel interconnection |
| CN215575576U (en) * | 2021-07-19 | 2022-01-18 | 合肥华耀电子工业有限公司 | Multi-functional many adaptations liquid cooling testboard |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102012224424A1 (en) * | 2012-12-27 | 2014-07-17 | Robert Bosch Gmbh | Sensor system and cover device for a sensor system |
| CN115460888B (en) * | 2022-09-30 | 2025-07-15 | 中国航空无线电电子研究所 | A flow distribution skeleton based on piezoelectric drive |
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- 2022-12-14 CN CN202211608534.3A patent/CN116359552B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108495519A (en) * | 2018-02-01 | 2018-09-04 | 中国电子科技集团公司第三十八研究所 | A kind of Liquid cooling chasis of three layers of water channel interconnection |
| CN215575576U (en) * | 2021-07-19 | 2022-01-18 | 合肥华耀电子工业有限公司 | Multi-functional many adaptations liquid cooling testboard |
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