CN106767909A - A kind of earth simulator for earth for linear array infrared earth sensor attitude measurement - Google Patents
A kind of earth simulator for earth for linear array infrared earth sensor attitude measurement Download PDFInfo
- Publication number
- CN106767909A CN106767909A CN201611086487.5A CN201611086487A CN106767909A CN 106767909 A CN106767909 A CN 106767909A CN 201611086487 A CN201611086487 A CN 201611086487A CN 106767909 A CN106767909 A CN 106767909A
- Authority
- CN
- China
- Prior art keywords
- earth
- infra
- attitude
- red radiation
- infrared
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C25/00—Manufacturing, calibrating, cleaning, or repairing instruments or devices referred to in the other groups of this subclass
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Navigation (AREA)
Abstract
The invention discloses a kind of earth simulator for earth for linear array infrared earth sensor attitude measurement, it includes four earth border infra-red radiation analogue units, four attitude-simulating units and system control units.Earth border infra-red radiation analogue unit is simulated by adjusting the infra-red radiation difference of hot plate and cold stop；Four attitude-simulating units drive four infra-red radiation analogue units to rotate respectively, the earth infrared radiation images seen when being run under simulation infrared earth sensor difference attitude, there is provided ground test means for rail control subsystem carries out linear array static state infrared earth sensor, so guarantee infrared earth sensor for satellite is provided high-precision attitude measurement.The invention has the advantages that：Simulator highly versatile, good stability, high precision.
Description
Technical field
The present invention relates to the ground checkout equipment of spaceborne infrared earth sensor.It is specifically related to a kind of infrared suitable for linear array
Earth sensor detection means, the production method in novel analog terrestrial radiation source.
Background technology
It is to measure spacecraft relative to local vertical using the infra-red radiation of the earth itself that infrared earth sensor is a kind of
Or the attitude sensor in local Horizon orientation, also referred to as horizon instrument.Current infrared earth sensor mainly has 3 kinds of forms：Horizon
Pass through formula, frontier tracing formula and radiation thermal balance type.Linear array static state infrared earth sensor is that a kind of typical radiant heat is put down
Weighing apparatus formula earth sensor, because without moving component, volume and quality are smaller, low in energy consumption, is particularly suitable for long-life aerial mission,
Be widely used in absolute orientation detective, meteorological, communication, provide etc. on artificial satellite.
Linear array static state infrared earth sensor (hereinafter referred to as earth sensor) typically has at equal intervals symmetrical 4
Individual optical system.Each optical system receives the infra-red radiation from earth different piece respectively, by each optical system
The different infrared energies for receiving are analyzed and draw spacecraft attitude.For example earth sensor works as all optical systems
When reception energy is equal, represent that spacecraft attitude angle is zero.When former and later two optical systems reception energy is unequal, boat is represented
Its device has attitude misalignment in pitch axis；Similarly, when the visual field reception energy of left and right two is unequal, expression has appearance in the axis of rolling
State deviation.
The performance and precision of earth sensor will directly affect satellite working condition in orbit.In order to sensitive to the earth
Device carries out performance test and precision calibration, it is necessary to be on the ground its a set of special performance test apparatus of exploitation, i.e. earth mould
Intend device, simulate the earth infrared image seen when earth sensor runs under different tracks, different attitudes, realize that the earth is quick
The ground test assessment of sensor performance indications.
The content of the invention
It is an object of the invention to be adapted to be carried out on ground for different linear arrays static state infrared earth sensor provides one kind
Performance test and the earth simulator for earth of precision calibration, realize the ground test assessment of earth sensor performance indications, improve the earth
The versatility of simulator.
A kind of earth simulator for earth for linear array infrared earth sensor attitude measurement of the invention includes four earth borders
1, four attitude-simulating units 2 of infra-red radiation analogue unit and system control unit 3；
Heat film 1-5 in the earth infra-red radiation analogue unit to be pasted onto on hot plate 1-7, heating film heat-insulating plate 1-
4 are covered on heating film 1-5 and are connected with hot plate 1-7 by screw, and hot plate 1-7 and cold stop 1-2 is by four hot plates
Heat-insulating bracket 1-6 is attached fixation, and infrared collimating mirror 1-1 is connected by screw with framework 1-3, and framework 1-3 passes through spiral shell
Nail is fixed with the arc 2-1 that sets a table, by the temperature difference for controlling hot plate 1-7 and cold stop 1-2 in earth infra-red radiation analogue unit 1
Simulation earth border infra-red radiation, four infra-red radiation analogue units collectively constitute whole infrared earth heat radiation；
The arc 2-1 that sets a table is connected by screw with tilt stand 2-2 in the attitude-simulating unit 2, tilt stand 2-2
It is connected with top board 2-3 by screw；
Attitude-simulating unit 2 is controlled to drive earth infra-red radiation analogue unit 1 to be rotated by system control unit 3,
The angle change of different attitudes is simulated, so as to realize in linear array infrared earth sensor ground test and calibration.
It is an advantage of the invention that：Simulator highly versatile, good stability, high precision.
Brief description of the drawings
Fig. 1 is that earth simulator for earth constitutes figure；
In figure：1- earth infra-red radiation analogue units；2- attitude-simulating units；3- system control units.
Fig. 2 is earth simulator for earth structure chart；
In figure：1-1- infrared lens, 1-2- cold stops, 1-3- frameworks, 1-4- heating film heat-insulatings plate, 1-5- heating films
Set a table with 1-6- heat-insulating brackets, 1-7- hot plates, 2-1- arcs, 2-2- tilt stands, 2-3- top boards.
Specific embodiment
One of the invention preferable embodiment is given below according to Fig. 1, Fig. 2, and is described in detail, so as to preferably
Solve architectural feature of the invention and functional characteristics.It is pointed out that the example for being given is to illustrate the present invention, rather than with
To limit the scope of the present invention.
As shown in figure 1, the present invention includes four earth border infra-red radiation analogue units, 1, four and of attitude-simulating unit 2
System control unit 3.Wherein infrared radiation signal, attitude-simulating unit 2 are produced by controlling earth infra-red radiation analogue unit 1
Drive infra-red radiation analogue unit 1 to be rotated, the temperature difference of the control earth infra-red radiation of system control unit 3 analogue unit 1 and
The rotational parameters of attitude-simulating unit 2 simulate (0 ° of roll angle, 15 ° of the angle of pitch), (15 ° of roll angle, 0 ° of the angle of pitch) (roll angle
0 °, -15 ° of the angle of pitch) and (- 15 ° of roll angle, 0 ° of the angle of pitch) four attitude angle earth infra-red radiations, linear array infrared earth is quick
Sensor by gather, process and be calculated corresponding attitude angle change with the attitude angle of earth simulator for earth simulation carry out it is corresponding come
Ground experiment and discriminating test are carried out to linear array static state infrared earth sensor.
As shown in Fig. 2 film 1-5 is heated in earth infra-red radiation analogue unit of the present invention being pasted onto on hot plate 1-7, heat
Film heat-insulating plate 1-4 is covered on heating film 1-5 and is connected with hot plate 1-7 by screw, hot plate 1-7 and cold stop 1-2
Fixation is attached by four hot plate heat-insulating bracket 1-6, infrared collimating mirror 1-1 is connected by screw with framework 1-3, frame
Frame 1-3 is fixed by screw and the arc 2-1 that sets a table, and the arc 2-1 that sets a table is connected by screw with tilt stand 2-2, tilt stand
2-2 is connected by screw with top board 2-3.
Wherein infrared collimating mirror 1-6 focal lengths are 14.2mm, and the angle of visual field is 32 °, and cold stop 1-2 diaphragms, hot plate 1-7 surfaces are equal
Black anodizing is processed, emission ratio εh≥0.85。
Claims (1)
1. a kind of earth simulator for earth for linear array infrared earth sensor attitude measurement, including four earth border infra-red radiations
Analogue unit (1), four attitude-simulating units (2) and system control unit (3)；It is characterized in that：
Heating film (1-5) is pasted onto on hot plate (1-7) in the earth infra-red radiation analogue unit (1), heats film heat-insulating
Plate (1-4) is covered in heating film (1-5) and is connected with hot plate (1-7) by screw, hot plate (1-7) and cold stop (1-
2) fixation is attached by four hot plate heat-insulating brackets (1-6), infrared collimating mirror (1-1) is connected by screw with framework (1-3)
Connect fixation, framework (1-3) by screw and arc set a table (2-1) it is fixed, by controlling earth infra-red radiation analogue unit (1) in
The temperature difference simulation earth border infra-red radiation of hot plate (1-7) and cold stop (1-2), four common group of infra-red radiation analogue units
Into whole infrared earth heat radiation；
In the attitude-simulating unit (2) arc set a table (2-1) be connected with tilt stand (2-2) by screw, tilt stand
(2-2) is connected by screw with top board (2-3)；
Attitude-simulating unit (2) is controlled to drive earth infra-red radiation analogue unit (1) to be revolved by system control unit (3)
Turn, the angle change of different attitudes is simulated, so as to realize in linear array infrared earth sensor ground test and calibration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611086487.5A CN106767909B (en) | 2016-11-30 | 2016-11-30 | Earth simulator for measuring attitude of linear array infrared earth sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611086487.5A CN106767909B (en) | 2016-11-30 | 2016-11-30 | Earth simulator for measuring attitude of linear array infrared earth sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106767909A true CN106767909A (en) | 2017-05-31 |
| CN106767909B CN106767909B (en) | 2020-10-13 |
Family
ID=58914947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611086487.5A Active CN106767909B (en) | 2016-11-30 | 2016-11-30 | Earth simulator for measuring attitude of linear array infrared earth sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106767909B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109459216A (en) * | 2018-12-27 | 2019-03-12 | 北京航天长征飞行器研究所 | Extraterrestrial target various dimensions dynamic optical characteristic integrated measuring system and method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002039062A1 (en) * | 2000-11-08 | 2002-05-16 | Centre National D'etudes Spatiales | Ground test bench for stellar sensor |
| CN101462599A (en) * | 2008-12-15 | 2009-06-24 | 中国科学院上海技术物理研究所 | Novel terrestrial globe simulator for static state infrared horizon ground detection |
| CN102175247A (en) * | 2011-01-14 | 2011-09-07 | 中国科学院上海技术物理研究所 | Method for improving altitude measurement precision of linear array static infrared horizon sensor |
| CN105136171A (en) * | 2015-09-22 | 2015-12-09 | 中国科学院上海技术物理研究所 | Simulation method based on device for generating electrical signals for linear array infrared earth sensor |
| CN206281500U (en) * | 2016-11-30 | 2017-06-27 | 中国科学院上海技术物理研究所 | For the earth simulator for earth of linear array infrared earth sensor attitude measurement |
-
2016
- 2016-11-30 CN CN201611086487.5A patent/CN106767909B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002039062A1 (en) * | 2000-11-08 | 2002-05-16 | Centre National D'etudes Spatiales | Ground test bench for stellar sensor |
| CN101462599A (en) * | 2008-12-15 | 2009-06-24 | 中国科学院上海技术物理研究所 | Novel terrestrial globe simulator for static state infrared horizon ground detection |
| CN102175247A (en) * | 2011-01-14 | 2011-09-07 | 中国科学院上海技术物理研究所 | Method for improving altitude measurement precision of linear array static infrared horizon sensor |
| CN105136171A (en) * | 2015-09-22 | 2015-12-09 | 中国科学院上海技术物理研究所 | Simulation method based on device for generating electrical signals for linear array infrared earth sensor |
| CN206281500U (en) * | 2016-11-30 | 2017-06-27 | 中国科学院上海技术物理研究所 | For the earth simulator for earth of linear array infrared earth sensor attitude measurement |
Non-Patent Citations (2)
| Title |
|---|
| 付东辉等: "地球模拟器中热地球温度分析", 《光机电信息》 * |
| 王航等: "高轨道准直式红外地球模拟器光学系统设计", 《光学仪器》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109459216A (en) * | 2018-12-27 | 2019-03-12 | 北京航天长征飞行器研究所 | Extraterrestrial target various dimensions dynamic optical characteristic integrated measuring system and method |
| CN109459216B (en) * | 2018-12-27 | 2019-07-30 | 北京航天长征飞行器研究所 | Extraterrestrial target various dimensions dynamic optical characteristic integrated measuring system and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106767909B (en) | 2020-10-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101462599B (en) | Novel terrestrial globe simulator for static state infrared horizon ground detection | |
| CN100364857C (en) | Earth simulator for earth's surface detection suitable for double cone scanning type infrared horizon instrument | |
| CN105867170B (en) | Space flight optical remote sensor temperature-control circuit analogue system and emulation test method | |
| CN206540558U (en) | Earth simulator for earth for different linear array infrared earth sensor attitude measurements | |
| CN206281500U (en) | For the earth simulator for earth of linear array infrared earth sensor attitude measurement | |
| CN206410714U (en) | Become the earth simulator for earth of track profile measurement for linear array earth sensor | |
| CN106767909A (en) | A kind of earth simulator for earth for linear array infrared earth sensor attitude measurement | |
| CN207523959U (en) | Become the earth simulator for earth of track polarity measurement for linear array infrared earth sensor | |
| CN206410713U (en) | Earth simulator for earth for face battle array earth sensor semi-physical simulation | |
| CN104192325A (en) | Supporting device guaranteeing special posture of star sensor test piece | |
| CN106595706B (en) | A kind of earth simulator for earth becoming track profile measurement for linear array earth sensor | |
| CN206540557U (en) | High-precision earth simulator for earth for the static infrared earth sensor of face battle array | |
| CN106828988B (en) | Earth simulator for linear array infrared earth sensor orbit-changing polarity measurement | |
| CN106643794A (en) | Earth simulator for semi-physical simulation of area array earth sensor | |
| CN207007193U (en) | Earth simulator for earth for linear array infrared earth sensor polarity measurement | |
| CN206141872U (en) | A rotatory earth simulator for area array infrared earth sensor | |
| Gothe et al. | Pointing of HAGAR telescope mirrors | |
| RU2626406C1 (en) | Method of thermal testing of radio transparent cowls | |
| CN112284279B (en) | High-precision spacecraft structure size deformation measurement method | |
| CN105403168B (en) | Low temperature face shape photogrammetric survey method | |
| CN212320738U (en) | Optical simulation system for earth navigation sensor inspection | |
| CN106767908A (en) | A kind of earth simulator for earth for linear array infrared earth sensor polarity measurement | |
| CN106595708B (en) | A kind of polarity based on linear array earth sensor ground moding track earth analogy method | |
| CN101672777B (en) | Device for measuring bi-directional reflectance of ice layer on any position | |
| CN106394944B (en) | A kind of rotation earth simulator for earth for face battle array infrared earth sensor |
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 |