CN104677406A - Multiband moving target simulator - Google Patents
Multiband moving target simulator Download PDFInfo
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- CN104677406A CN104677406A CN201510029277.1A CN201510029277A CN104677406A CN 104677406 A CN104677406 A CN 104677406A CN 201510029277 A CN201510029277 A CN 201510029277A CN 104677406 A CN104677406 A CN 104677406A
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Abstract
The invention relates to a multiband moving target simulator, belonging to the field of semi-physical simulation. The simulator comprises a spectrum filter system, an optical splitting system, three target radiation sources, three target radiation source movement mechanisms and a support platform, wherein each target radiation source is arranged on the corresponding target radiation source movement mechanism; the spectrum filter system, the optical splitting system and the target radiation source movement mechanisms are fixed on the support platform; a light beam emitted by the target radiation sources enters the optical splitting system, is split and combined by the optical splitting system and then enters the filter system to be subjected to waveband adjustment so as to provide an infinite target for a subsequent system. The simulator can be used for simultaneously simulating three targets or interferences of which the temperatures and the movements are controllable independently, and has the advantages that the simulation fidelity can be improved.
Description
Technical field
The invention belongs to hardware-in-the-loop simulation field, relate to a kind of multiband moving target simulator.
Background technology
Multiband moving target simulator is the vitals of detection system hardware-in-the-loop simulation, and continuous detection system dynamic property plays key effect after a test.Multiband moving target simulator provides hardware-in-the-loop simulation for tested detection system.For the detection system be operationally under complex environment, develop and can simulate three different temperatures, diverse location, the moving target of different-waveband or the multiband moving target simulator of interference simultaneously there is important application meaning.
Summary of the invention
The object of this invention is to provide a kind of multiband moving target simulator, this simulator can simulate three all independent controlled targets of temperature motion or interference simultaneously, has the advantage improving simulating realistic degree.
The object of the invention is to be achieved through the following technical solutions:
A kind of multiband moving target simulator, comprise spectral filtering system, beam splitting system, target emanation source, target emanation source movement mechanism, support platform five part, wherein: the number of described target emanation source and target radiation source motion is three, target emanation source is arranged in target emanation source movement mechanism, spectral filtering system, beam splitting system and target emanation source movement mechanism are fixed in support platform, the light beam that target emanation source sends enters beam splitting system, after beam splitting system beam splitting and conjunction are restrainted, enter filter system carry out wave band adjustment, for follow-up system provides the target of infinite distance.
Multiband moving target simulator provided by the invention is integrated in parallel light tube system as moving-target source, can be follow-up detection system and three independent point target sources are provided, the self-movement of three point sources and the independent regulation of radiation temperature is realized by control system, and provide different wave bands by spectral filtering system, each point source can respectively as target source or interference source, the more real scene of simulation.
Accompanying drawing explanation
Fig. 1 is the one-piece construction schematic diagram of multiband infrared motion target simulator;
Fig. 2 is the schematic diagram of attenuator;
Fig. 3 is the schematic diagram of beam splitting system;
Fig. 4 is the schematic diagram of filtering support;
Fig. 5 is the schematic diagram in target emanation source;
In figure: 1-energy management system, 2-beam splitting system, 3-target emanation source, 4-spectral filtering system, 5-target emanation source movement mechanism, 6-motion in one dimension platform, 7-support platform, 8-target, 9-radiation black matrix, 10-attenuator, 11 support systems, 12-filtering hole, 13-filtering support.
Embodiment
Below in conjunction with accompanying drawing, technical scheme of the present invention is further described; but be not limited thereto; everyly technical solution of the present invention modified or equivalent to replace, and not departing from the spirit and scope of technical solution of the present invention, all should be encompassed in protection scope of the present invention.
The invention provides a kind of multiband infrared motion target simulator, mainly comprise following content:
One, multiband infrared motion target simulator overall design
As Figure 1-5, multiband moving-target simulator provided by the invention mainly comprises following five parts:
1, target emanation source;
2, target emanation source movement mechanism;
3, beam splitting system;
4, spectral filtering system;
5, support platform.
Two, wave band infrared motion target simulator Subsystem Design
1, target emanation source
Target emanation source 3 is made up of radiation black matrix 9 and target 8, and radiation black matrix 9 is standard blackbody, and target 8 is aperture target.
The number in target emanation source 3 is three, and three target emanation sources 3 are all positioned on the focal plane of parallel light tube system, arrange beam splitting system 2 and spectral filtering system 4 between target 8 and subsequent parallel light pipe system; Wherein two target emanation sources 3 take target surface perpendicular to the setting of support platform 7, and a target emanation source takes target surface to be parallel to the setting of support platform 7.
Energy management system 1 is provided with between radiation black matrix 9 and target 8, energy management system is at least made up of in attenuator A, attenuator B, attenuator C, energy hole can be carried out to each target emanation source, the transmitance of three block energy attenuators is respectively 30%, 50%, 80%, attenuator 10 can be used alone, also use capable of being combined, realizes the adjustment exporting energy.
In the present invention, the mode of semiconductor refrigerating is adopted to carry out dispelling the heat to radiation black matrix 9 and lower the temperature.
In the present invention, the focal length of parallel light tube is applicable to 100-2000mm.
In the present invention, the target 8 towards radiation black matrix 9 improves surface smoothness when surface working, is reflected away by the radiant light that radiation black matrix 9 is radiated target background parts as far as possible; And the target 8 of backward radiation black matrix 9 is when doing surface treatment, first sandblasting rear oxidation blackout, makes the target face background uniformity observed.
In the present invention, the joint pin that radiation black matrix 9 is connected with target 8 adopts teflon to make.
In the present invention, target 8 is replaceable, thus realizes the control to Point Target size.
In the present invention, target 8 processes drilling plane in advance, cuts out the drilling technology of different size target aperture afterwards at drilling planar central power auger.
2, target emanation source movement mechanism
The number of target emanation source movement mechanism 5 is three, be made up of the two-dimensional movement platform moved on focal plane, two-dimensional movement platform is fixed in support platform 7, and target emanation source 3 is arranged on two-dimensional movement platform, can the movement of realize target source in level and vertical direction;
3, beam splitting system
Beam splitting system 2 comprises two beam splitters and support system 11, and beam splitter is fixed in support system 11, is fixed in support platform 7 by support system 11.
The technical requirement of beam splitting system 2 is: when impact point temperature is identical, and each target enters the energy of light pipe should be identical.The light that three target emanation sources 3 give off enters into parallel light tube system after beam splitting system 2 homenergic.
In the present invention, a plated surface deielectric-coating of beam splitter, the position of another one plated surface anti-reflection film two beam splitters is according to light path design, and angle is 120 °.
4, spectral filtering system
Spectral filtering system comprises following three parts: the filtering support 13 be made up of three filtering holes 12, the filtering mechanism be made up of three gradual filters, in order to provide filter plate switch and regulate motion in one dimension platform 6, gradual filter is fixed on the filtering hole 12 of filtering support 13, filtering support 13 is arranged on motion in one dimension platform 6, realized the switching of filter plate by motion in one dimension platform 6, one-dimensional movement platform 6 is fixed in support platform 7.
In the present invention, spectral filtering system is in order to produce specific spectral filtering or neutral decay to the light beam incided in parallel light tube system.Because function is different, the concrete structure of spectral filtering system, also by difference, is provided with three filtering holes 12 in filtering support 13, in order to place the optical filter of spectral filter and other functions.Consider the phorogenesis of dull and stereotyped optical filter to incident ray, therefore, when using native system, spectral filtering system can not use the through hole completely without optical filter.If when need use the functional sheet without filtering functions, adopt the compensating plate of two-sided plating anti-reflection film, and its thickness is identical with used spectral filter.
5, support platform
Whole multiband moving target simulator for providing support for whole system, locating, and is integrated in parallel light tube by support platform 7.In order to weight reduction, support platform 7 takes loss of weight process, i.e. bottom and inner employing light-weight technologg.
Three, principle of work:
Three Point Target sent by three target emanation sources, respectively energy adjusting is carried out to each radiation source through energy management system, through beam splitting system, three Point Target are reflexed in spectral filtering system afterwards, carry out wave band adjustment by spectral filtering system, output in follow-up parallel light tube.
Claims (10)
1. a multiband moving target simulator, it is characterized in that described target simulator is by spectral filtering system, beam splitting system, target emanation source, target emanation source movement mechanism, support platform five part is formed, wherein: the number of described target emanation source and target radiation source motion is three, target emanation source is arranged in target emanation source movement mechanism, spectral filtering system, beam splitting system and target emanation source movement mechanism are fixed in support platform, the light beam that target emanation source sends enters beam splitting system, after beam splitting system beam splitting and conjunction are restrainted, enter filter system carry out wave band adjustment, for follow-up system provides the target of infinite distance.
2. multiband moving target simulator according to claim 1, it is characterized in that described spectral filtering system is made up of filtering support, filtering mechanism and motion in one dimension platform, filtering mechanism is fixed on filtering support, filtering support installing is on motion in one dimension platform, and one-dimensional movement platform is fixed in support platform.
3. multiband moving target simulator according to claim 1, is characterized in that described beam splitting system is made up of two beam splitters and support system, and two beam splitters are that 120 ° of angles are fixed in support system, are fixed in support platform by support system.
4. multiband moving target simulator according to claim 1, it is characterized in that described target emanation source is made up of radiation black matrix and target, wherein the target surface in two target emanation sources is perpendicular to support platform, and the target surface in a target emanation source is parallel to support platform.
5. multiband moving target simulator according to claim 4, it is characterized in that described radiation black matrix is standard blackbody, target is aperture target.
6. the multiband moving target simulator according to claim 4 or 5, it is characterized in that being provided with energy management system between described radiation black matrix and target, energy management system is at least made up of in attenuator A, attenuator B, attenuator C.
7. multiband moving target simulator according to claim 6, is characterized in that the transmitance of described attenuator A, attenuator B, attenuator C is respectively 30%, 50%, 80%.
8. the multiband moving target simulator according to claim 4 or 5, it is characterized in that described radiation black matrix is connected by joint pin with target, its material is teflon.
9. multiband moving target simulator according to claim 3, is characterized in that a plated surface deielectric-coating of described beam splitter, another one plated surface anti-reflection film.
10. multiband moving target simulator according to claim 2, it is characterized in that described filtering support is provided with three filtering holes, filtering mechanism is made up of three gradual filters, and gradual filter is fixed on filtering hole.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510029277.1A CN104677406B (en) | 2015-01-21 | 2015-01-21 | Multiband moving target simulator |
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| CN201510029277.1A CN104677406B (en) | 2015-01-21 | 2015-01-21 | Multiband moving target simulator |
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| CN104677406A true CN104677406A (en) | 2015-06-03 |
| CN104677406B CN104677406B (en) | 2016-12-21 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106908223A (en) * | 2017-03-21 | 2017-06-30 | 西安工业大学 | Wide spectrum illumination range observatory control goal systems wide |
| CN109489506A (en) * | 2018-10-19 | 2019-03-19 | 中国航空工业集团公司洛阳电光设备研究所 | A kind of multiband target emanation simulation system |
| CN112907624A (en) * | 2021-01-27 | 2021-06-04 | 湖北航天技术研究院总体设计所 | Target positioning and tracking method and system based on multi-band information fusion |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112907624A (en) * | 2021-01-27 | 2021-06-04 | 湖北航天技术研究院总体设计所 | Target positioning and tracking method and system based on multi-band information fusion |
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