CN114544212B - Design method and system for heat balance test of complex external heat flow antenna - Google Patents
Design method and system for heat balance test of complex external heat flow antenna Download PDFInfo
- Publication number
- CN114544212B CN114544212B CN202210043008.0A CN202210043008A CN114544212B CN 114544212 B CN114544212 B CN 114544212B CN 202210043008 A CN202210043008 A CN 202210043008A CN 114544212 B CN114544212 B CN 114544212B
- Authority
- CN
- China
- Prior art keywords
- antenna
- external heat
- heat flow
- infrared
- component
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000013461 design Methods 0.000 title claims abstract description 18
- 230000005855 radiation Effects 0.000 claims description 8
- 238000004364 calculation method Methods 0.000 claims description 7
- 230000008859 change Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 2
- 238000004088 simulation Methods 0.000 abstract description 12
- 238000010438 heat treatment Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 description 4
- 230000004907 flux Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000004422 calculation algorithm Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/002—Thermal testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/10—Radiation diagrams of antennas
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Details Of Aerials (AREA)
Abstract
The application provides a design method and a system for a heat balance test of a complex external heat flow antenna. The method designs heating plates on all parts of the antenna; selecting a proper time interval, and using simulation software to read solar irradiation, earth albedo, earth infrared and other external heat flows received by each component at corresponding track moments and temperatures of different structural boundaries; combining the angle coefficient and the boundary temperature, and calculating to obtain the infrared influence of the structure boundary on the antenna at the corresponding track moment; and combining the above heat losses in the antenna and applying the combined heat losses to corresponding heating plates, so that the application of the quasi-transient heat flow of the antenna is completed. The method can realize the application of the antenna heat flow in a quasi-transient state, and is more similar to on-orbit simulation; the temperature influence of the structure boundary is reduced, so that the scale of the heat balance test can be greatly reduced; the heat balance test applied to other complex external heat flow loads can be extrapolated.
Description
Technical Field
The application relates to the technical field of aerospace, in particular to a design method and a system for a heat balance test of a complex external heat flow antenna.
Background
With the continuous development of aerospace technology, in order to adapt to different task demands, spacecrafts with different configurations are generated. For an off-board antenna, it is difficult to introduce the effects of the shaped structure boundaries into the test design when performing independent thermal balance tests. On the one hand, the size of the antenna is relatively small, and the introduction of the simulated structure boundary in the thermal balance test can cause the rapid increase of the test scale, and the test expense and the tooling design cost are relatively high. On the other hand, the temperature of the boundary is often not uniform and is difficult to apply transiently during the test.
The patent document CN104071360A discloses a heat balance test method and a heat balance test system based on equivalent simulation of radiation coupling heat transfer, wherein the space orbit external heat flow, the solar sailboard radiation heat flow and the heat sink radiation heat flow are applied through a heater on the satellite surface in a combined way. The application object of the application is a complex external heat flow antenna, and the reduction of the complex structure boundary has larger regulation. The original patent is applicable to low heat flux density heating simulation, such as heat flux simulation outside a shadow area, but is limited in application.
The patent document CN106314831A discloses a method for simulating external heat flow in a heat balance test, which focuses on an algorithm for applying the external heat flow in real time.
The patent document CN106081174A discloses an external heat flow simulation device and a heat flow control method thereof, and discloses an external heat flow simulation device with a wave-absorbing array, wherein the radiation boundary temperature can be accurately controlled through a refrigerating system and an active heating system. But this solution does not allow to make statistical calculations of the radiation shielding of the antenna.
Disclosure of Invention
Aiming at the defects in the prior art, the application aims to provide a heat balance test design method and a heat balance test design system for a complex external heat flow antenna.
The application provides a design method for a heat balance test of a complex external heat flow antenna, which comprises the following steps:
a heater installation step: corresponding external heat flow heaters are stuck on each part of the antenna;
an antenna component counting step: counting solar irradiation, earth albedo and earth infrared received by each component of the antenna at selected time intervals by using on-orbit simulation software;
and an infrared shielding calculation step: calculating infrared and shielding of the structural boundary to each part of the antenna through the temperature obtained by the on-orbit simulation software;
and self heat consumption statistics: counting the change of the heat consumption of the antenna component based on the time interval required by the antenna component;
an application step: the combined external heat flows are applied to the various components of the antenna according to time quasi-transient through external heat flow heaters arranged on the various components of the antenna.
Preferably, the external heat flow heater has the same surface condition as the corresponding component.
Preferably, the antenna component comprises an antenna main reflecting surface, an antenna connection flange, an antenna driving assembly and an antenna bracket, wherein:
the antenna main reflecting surface is arranged on the antenna bracket through an antenna connecting flange;
the antenna driving component is arranged on the antenna bracket and controls the orientation of the main reflecting surface of the antenna.
Preferably, the antenna bracket is arranged on the first side plate, and two sides of the first side plate are connected with second side plates which are vertically arranged.
Preferably, in the infrared shielding calculation step, the temperature obtained by the on-orbit simulation software calculates infrared and shielding of the first side plate and the second side plate on the antenna main reflecting surface, the antenna connecting flange and the antenna driving assembly.
Preferably, the external heat flow comprises solar irradiation, earth albedo, earth infrared, infrared and shielding of complex structure boundaries and self heat consumption.
Preferably, the infrared and shielding of each part of the antenna changes according to the quasi-transient time of solar irradiation, earth albedo, earth infrared and self heat consumption of each part of the antenna.
Preferably, the antenna component for counting self-heat consumption comprises an antenna main reflecting surface and an antenna driving component.
The application provides a complex external heat flow antenna heat balance test design system, which comprises the following modules:
a heater mounting module: corresponding external heat flow heaters are stuck on each part of the antenna;
an antenna component statistics module: counting solar irradiation, earth albedo and earth infrared received by each component of the antenna at selected time intervals by using on-orbit simulation software;
an infrared shielding calculation module: calculating infrared and shielding of the structural boundary to each part of the antenna through the temperature obtained by the on-orbit simulation software;
self heat consumption statistics module: counting the change of the heat consumption of the antenna component based on the time interval required by the antenna component;
and (3) an application module: the combined external heat flows are applied to the various components of the antenna according to time quasi-transient through external heat flow heaters arranged on the various components of the antenna.
Compared with the prior art, the application has the following beneficial effects:
1. the application can realize the application of the quasi-transient working condition of the complex external heat flow antenna heat balance test, improve the accuracy of the test and the consistency with the simulation state, and reduce the test complexity and the test cost caused by the simulation structure and the temperature boundary.
2. The application is applied through the antenna heat flow quasi-transient state, and is more similar to on-orbit simulation.
3. The application folds the temperature influence of the structure boundary, and can greatly reduce the scale of the heat balance test.
4. According to the application, test tools and equipment such as a bracket are not required, and test conditions are simplified.
5. The application can realize the whole-rail external heat flow simulation, further widens the application range, and can be extrapolated to heat balance tests of other complex external heat flow loads.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
fig. 1 is a hardware schematic diagram of a design method for a heat balance test of a complex external heat flow antenna provided by the application.
FIG. 2 is a flow chart showing the steps of the design method for the heat balance test of the complex external heat flow antenna.
The figure shows:
1-satellite-Y cabin board outer edge
2-satellite+X cabin board
3-antenna main reflecting surface
4-antenna connection flange
5-antenna driving assembly
6-satellite+Y cabin board outer edge
Detailed Description
The present application will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the present application, but are not intended to limit the application in any way. It should be noted that variations and modifications could be made by those skilled in the art without departing from the inventive concept. These are all within the scope of the present application.
As shown in fig. 1 and 2, in the design of a thermal balance test, the application counts solar radiation, earth albedo, earth infrared and the like received by each part of the antenna on orbit according to time; reading the temperatures of different boundary positions according to the same time to obtain the infrared influence of the boundary on each part of the antenna; and finally, combining the heat consumption of the antenna component, and applying the sum of all the items through a heater on the component to finish the setting of the quasi-transient working condition of the antenna heat balance test.
The technical scheme adopted by the application comprises the following steps: designing heating plates on all parts of the antenna, and omitting parts with too small parts or parts with difficult implementation of the heating plates; selecting a proper time interval, and using simulation software to read solar irradiation, earth albedo, earth infrared and other external heat flows received by each component at corresponding track moments and temperatures of different structural boundaries; combining the angle coefficient and the boundary temperature, and calculating to obtain the infrared influence of the structure boundary on the antenna at the corresponding track moment; and combining the above heat losses in the antenna and applying the combined heat losses to corresponding heating plates, so that the application of the quasi-transient heat flow of the antenna is completed. Parts where the heating plate cannot be adhered can fold the heat flow to nearby parts.
Specifically, with reference to fig. 1, the antenna is mounted on a satellite+x side plate, and the ±y plate needs to extend in the +x direction due to the heat dissipation of the platform, so as to partially shield the antenna. The antenna is composed of an antenna main reflecting surface 3, an antenna connecting flange 4, an antenna driving component 5 and other components. When designing a heat balance test, firstly, using simulation software to count solar radiation, earth albedo and earth infrared received by antenna components such as an antenna main reflecting surface 3, an antenna connecting flange 4, an antenna driving component 5 and the like at a selected time interval; then, the temperatures of the satellite-Y cabin board outer edge 1, the satellite+X cabin board 2 and the satellite+Y cabin board outer edge 6 at the same moment are read, the combination angle coefficient is used for respectively calculating the infrared and shielding effects of the satellite-Y cabin board outer edge 1 on the antenna main reflecting surface 3, the satellite-Y cabin board outer edge 1 on the antenna connecting flange 4, the satellite-Y cabin board outer edge 1 on the antenna driving assembly 5 and the like, and the infrared and shielding effects of the structural boundary on all parts of the antenna are obtained by the same way, and if the structural boundary temperature is a fixed value, the infrared and shielding effects of the part are also a fixed value; the antenna main reflecting surface 3 and the antenna driving component 5 have heat consumption, and the heat consumption change is counted according to the required time interval; combining the above items, applying the mixture to antenna components of an antenna main reflecting surface 3, an antenna connecting flange 4, an antenna driving component 5 and the like which are pre-adhered with heating plates according to time, and finishing the setting of the external heat flow of the test; the method establishes the simulation model in the test tank applying the external heat flow, compares and corrects the simulation model with the calculation result of the on-orbit model, and can obtain the test model with stronger compliance. And carrying out a heat balance test in the tank.
The external heat flow of the application comprises solar irradiation, earth albedo, earth infrared, infrared and shielding of complex structure boundaries and self heat consumption. Corresponding external heat flow heaters are stuck on all the parts of the antenna, and the surface states of the heaters are the same as those of the corresponding parts. The specific scheme comprises the following steps: the infrared and shielding of the complex structure boundary to each part of the antenna is calculated by the temperature obtained by on-orbit simulation software, and the complex structure boundary changes according to the quasi-transient time; solar irradiation, earth albedo and earth infrared received by each part of the antenna are obtained through simulation software and are changed according to the quasi-transient time; the self heat consumption is obtained according to input and is changed according to the transient time; the external heat flows are combined and then applied in a quasi-transient manner through an external heat flow heater. The method is also applicable to heat balance test designs of other types of complex external heat flow loads.
In the description of the present application, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application.
The foregoing describes specific embodiments of the present application. It is to be understood that the application is not limited to the particular embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without affecting the spirit of the application. The embodiments of the application and the features of the embodiments may be combined with each other arbitrarily without conflict.
Claims (6)
1. The design method of the heat balance test of the complex external heat flow antenna is characterized by comprising the following steps of:
a heater installation step: corresponding external heat flow heaters are stuck on each part of the antenna;
an antenna component counting step: counting solar irradiation, earth albedo and earth infrared received by each component of the antenna at selected time intervals by using on-orbit simulation software;
and an infrared shielding calculation step: calculating infrared and shielding of the structural boundary to each part of the antenna through the temperature obtained by the on-orbit simulation software;
and self heat consumption statistics: counting the change of the heat consumption of the antenna component based on the time interval required by the antenna component;
an application step: after the external heat flows are combined, the external heat flows are applied to each part of the antenna according to time quasi-transient state through an external heat flow heater arranged on each part of the antenna;
the surface state of the external heat flow heater is the same as that of the corresponding part;
the antenna component comprises an antenna main reflecting surface, an antenna connecting flange, an antenna driving assembly and an antenna bracket, wherein:
the antenna main reflecting surface is arranged on the antenna bracket through an antenna connecting flange;
the antenna driving component is arranged on the antenna bracket and controls the direction of the main reflecting surface of the antenna;
the external heat flow comprises solar irradiation, earth albedo, earth infrared, infrared and shielding of complex structure boundaries and self heat consumption.
2. The design method for the heat balance test of the complex external heat flow antenna according to claim 1, wherein the antenna bracket is arranged on a first side plate, and two sides of the first side plate are connected with a second side plate which is arranged vertically.
3. The method for designing the heat balance test of the complex external heat flow antenna according to claim 2, wherein in the step of calculating the infrared shielding, the temperature obtained by on-orbit simulation software is used for calculating the infrared and shielding of the first side plate and the second side plate on the antenna main reflecting surface, the antenna connecting flange and the antenna driving assembly.
4. The design method for the heat balance test of the complex external heat flow antenna according to claim 1, wherein the infrared rays and the shielding of each part of the antenna are changed according to the quasi-transient time, and the solar radiation, the earth albedo, the earth infrared rays and the self heat consumption of each part of the antenna are all subjected to.
5. The method for designing a heat balance test of a complex external heat flow antenna according to claim 3, wherein the antenna component for counting self heat consumption comprises an antenna main reflecting surface and an antenna driving component.
6. A system for implementing the method for designing a heat balance test of a complex external heat flow antenna according to claim 1, comprising the following modules:
a heater mounting module: corresponding external heat flow heaters are stuck on each part of the antenna;
an antenna component statistics module: counting solar irradiation, earth albedo and earth infrared received by each component of the antenna at selected time intervals by using on-orbit simulation software;
an infrared shielding calculation module: calculating infrared and shielding of the structural boundary to each part of the antenna through the temperature obtained by the on-orbit simulation software;
self heat consumption statistics module: counting the change of the heat consumption of the antenna component based on the time interval required by the antenna component;
and (3) an application module: the combined external heat flows are applied to the various components of the antenna according to time quasi-transient through external heat flow heaters arranged on the various components of the antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210043008.0A CN114544212B (en) | 2022-01-14 | 2022-01-14 | Design method and system for heat balance test of complex external heat flow antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210043008.0A CN114544212B (en) | 2022-01-14 | 2022-01-14 | Design method and system for heat balance test of complex external heat flow antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114544212A CN114544212A (en) | 2022-05-27 |
| CN114544212B true CN114544212B (en) | 2023-11-10 |
Family
ID=81671067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210043008.0A Active CN114544212B (en) | 2022-01-14 | 2022-01-14 | Design method and system for heat balance test of complex external heat flow antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114544212B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104071360A (en) * | 2014-06-12 | 2014-10-01 | 上海微小卫星工程中心 | Transient heat balance test method and system based on radiation coupling heat-transfer equivalent simulation |
| CN112208805A (en) * | 2020-09-03 | 2021-01-12 | 中国空间技术研究院 | External heat flow simulation method and device for space load |
-
2022
- 2022-01-14 CN CN202210043008.0A patent/CN114544212B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104071360A (en) * | 2014-06-12 | 2014-10-01 | 上海微小卫星工程中心 | Transient heat balance test method and system based on radiation coupling heat-transfer equivalent simulation |
| CN112208805A (en) * | 2020-09-03 | 2021-01-12 | 中国空间技术研究院 | External heat flow simulation method and device for space load |
Non-Patent Citations (2)
| Title |
|---|
| 使用太阳模拟器进行热平衡试验的附加外热流影响分析;刘金龙;郄殿福;裴一飞;陶涛;;航天器环境工程(02);74-78 * |
| 倾斜轨道卫星快速旋转高频箱轨道外热流的特点与分析;张小波;王耀霆;张建波;肖志伟;徐向阳;;空间电子技术(第06期);74-78 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114544212A (en) | 2022-05-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104071360B (en) | A kind of transitional heat balance test method based on radiation Coupled Heat Transfer equivalent simulation and system | |
| CN103662088B (en) | A kind of star sensor thermal control layout method of GEO orbiter | |
| CN106218925B (en) | Suction wave Orbital heat flux simulation system for large-scale microwave flat antenna vacuum thermal test | |
| CN105035365A (en) | Satellite temperature control method allowing rapid responding and multi-orbit adaption | |
| CN114544212B (en) | Design method and system for heat balance test of complex external heat flow antenna | |
| CN108872942A (en) | The real-time keeping method in active primary reflection surface antenna ideal shape face based on datum mark | |
| CN107985631B (en) | Low-orbit micro-nano satellite and on-orbit installation method suitable for pulse micro-arc electric thruster | |
| Reynolds et al. | SOC-i: A CubeSat demonstration of optimization-based real-time constrained attitude control | |
| Tsuji et al. | Simulating electromagnetic transfer function from the transmission antennae to the sensors vicinity in LiteBIRD | |
| CN206322855U (en) | Inhale ripple module, absorbent structure | |
| Dahir et al. | Advancement, testing and validation of an innovative smallsat solar panel fabrication process | |
| Koller et al. | The EIVE CubeSat-Developing a Satellite Bus for a 71-76 GHz E-Band Transmitter Payload | |
| CN112329130A (en) | Satellite heat boundary simulation method and device | |
| Anthony et al. | New solar array technology provides 25% more power first flight confirms advantages | |
| CN115792840B (en) | On-orbit correction method for modeling directional diagram of space-borne phased-array antenna | |
| CN110059366A (en) | A kind of passive radiation refrigeration design method and device of LEO low temperature detector | |
| Rauscher et al. | MetOp-SG SCA Instrument Thermal Design and Verification | |
| Lv et al. | Simulation and calculation method of total ionizing dose radiation resistance of aerospace components based on in-orbit data | |
| Garrone | Design and verification of the Thermal Control System for a Cubesat equipped with a miniaturized electric propulsion system. | |
| CN116280293A (en) | External heat flow simulation method for low-orbit satellite batch heat test | |
| Zhang et al. | A Flight Platform Design that Supports Multiple Batches of Components | |
| Yu et al. | Investigation of Space Heat Flow Simulation Method for Infrared Camera on IGSO | |
| Mantovani et al. | NANOSATC-BR2, 2 UNIT CUBESAT, POWER ANALYSIS, SOLAR FLUX PREDICTION, DESIGN AND 3D PRINTING OF THE FLIGHT MODEL FROM THE UFSM & INPE’S NANOSATC-BR, CUBESAT DEVELOPMENT PROGRAM | |
| Oliver et al. | Optimized undergraduate thermal analysis of cube satellites | |
| Shibukawa et al. | Thermal Design Approach for Efficient Development of CubeSats with a Common Bus System |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |