CN104677406B - Multiband moving target simulator - Google Patents
Multiband moving target simulator Download PDFInfo
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- CN104677406B CN104677406B CN201510029277.1A CN201510029277A CN104677406B CN 104677406 B CN104677406 B CN 104677406B CN 201510029277 A CN201510029277 A CN 201510029277A CN 104677406 B CN104677406 B CN 104677406B
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Abstract
A kind of multiband moving target simulator, belongs to HWIL simulation field.Described simulator is by spectral filtering system, beam splitting system, target emanation source, target emanation source movement mechanism, support platform five part is constituted, wherein: the number of described target emanation source and target source movement mechanism 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 with conjunction bundle, enter filter system carry out wave band regulation, the target of infinity is provided for follow-up system.This simulator can simulate three temperature the most individually controllable targets of motion or interference simultaneously, has the advantage improving simulating realistic degree.
Description
Technical field
The invention belongs to HWIL simulation field, relate to a kind of multiband moving target simulator.
Background technology
Multiband moving target simulator is the vitals of detection system HWIL simulation, continues detection system after a test
Dynamic property plays pivotal role.Multiband moving target simulator provides HWIL simulation for being test for detection system.Pin
To the detection system being operationally under complex environment, develop can simulate simultaneously three different temperatures, diverse location,
The moving target of different-waveband or the multiband moving target simulator of interference have important application meaning.
Summary of the invention
It is an object of the invention to provide a kind of multiband moving target simulator, this simulator can simulate three temperature simultaneously
The degree the most individually controllable target of motion or interference, have the advantage improving simulating realistic degree.
It is an object of the invention to be achieved through the following technical solutions:
A kind of multiband moving target simulator, including spectral filtering system, beam splitting system, target emanation source, target spoke
Penetrate source movement mechanism, support platform five part, wherein: the number of described target emanation source and target source movement mechanism is
Three, target emanation source is arranged in target emanation source movement mechanism, spectral filtering system, beam splitting system and target emanation source fortune
Motivation structure is fixed in support platform, and the light beam that target emanation source sends enters beam splitting system, restraints with closing through beam splitting system beam splitting
Rear entrance filter system carries out wave band regulation, provides the target of infinity for follow-up system.
The multiband moving target simulator that the present invention provides is integrated into as moving-target source in collimator system, can
There is provided three independent point target sources for follow-up detection system, the self-movement of three point sources can be realized by control system
And the independent regulation of radiation temperature, and the wave band that spectral filtering system provides different can be passed through, each point source can be respectively as mesh
Mark source or interference source, the more real scene of simulation.
Accompanying drawing explanation
Fig. 1 is the overall structure 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-radiates black matrix, 10-attenuator, 11 support systems,
12-filters hole, and 13-filters support.
Detailed description of the invention
Below in conjunction with the accompanying drawings technical scheme is further described, but is not limited thereto, every to this
Inventive technique scheme is modified or equivalent, without deviating from the spirit and scope of technical solution of the present invention, all should contain
In protection scope of the present invention.
The invention provides a kind of multiband infrared motion target simulator, mainly include herein below:
One, multiband infrared motion target simulator master-plan
As Figure 1-5, the multiband moving-target simulator that the present invention provides mainly includes 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
Mark.
The number in target emanation source 3 is three, and three target emanation sources 3 are placed in the focal plane of collimator system
On, beam splitting system 2 and spectral filtering system 4 are set between target 8 and subsequent parallel light pipe system;Two of which target emanation source
3 take target surface to be perpendicular to the setting of support platform 7, and target emanation source takes target surface to be parallel to support flat
The setting of platform 7.
Radiation black matrix 9 and target 8 between be provided with energy management system 1, energy management system at least by attenuator A, decline
Subtract a composition in sheet B, attenuator C, each target emanation source can be carried out energy hole, three block energy attenuators saturating
The rate of mistake is respectively 30%, 50%, 80%, and attenuator 10 can be used alone, and also can be combined and uses, it is achieved the tune of output energy
Whole.
In the present invention, use the mode of semiconductor refrigerating that radiation black matrix 9 is dispelled the heat and cooling.
In the present invention, the focal length of collimator is applicable to 100-2000mm.
In the present invention, the target 8 towards radiation black matrix 9 improves surface smoothness when Surface Machining, will radiation black matrix 9 spoke
The radiant light being mapped to target background parts reflects away as far as possible;And the target 8 of backward radiation black matrix 9 is when doing surface and processing, first
Sandblasting rear oxidation turns black, and makes the target face background uniformity observed.
In the present invention, the connection post that radiation black matrix 9 is connected with target 8 uses politef to make.
In the present invention, target 8 is replaceable, thus realizes the control to Point Target size.
In the present invention, target 8 is pre-machined out drilling plane, cuts out different chi at drilling planar central power auger afterwards
The drilling technology of very little target aperture.
2, target emanation source movement mechanism
The number of target emanation source movement mechanism 5 is three, is made up of the two-dimensional movement platform of motion on focal plane, two
Dimension mobile platform is fixed in support platform 7, and target emanation source 3 is arranged on two-dimensional movement platform, it is possible to achieve target source exists
Movement 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, support is
System 11 is fixed in support platform 7.
The technology of beam splitting system 2 requires: when impact point temperature is identical, and each target enters the energy of light pipe should phase
With.The light that three target emanation sources 3 give off enters in collimator system after beam splitting system 2 homenergic.
In the present invention, a plated surface deielectric-coating of beam splitter, the position of another one two beam splitters of plated surface anti-reflection film
Putting according to light path design, angle is 120 °.
4, spectral filtering system
Spectral filtering system includes following three parts: the filtering support 13 that is made up of three filtering holes 12, by three gradual changes
Optical filter composition filtering mechanism, in order to provide filter plate switching and regulation motion in one dimension platform 6, gradual filter is fixed on
On the filtering hole 12 of filtering support 13, filtering support 13 is arranged on motion in one dimension platform 6, is realized by motion in one dimension platform 6
The switching of filter plate, one-dimensional movement platform 6 is fixed in support platform 7.
In the present invention, spectral filtering system is in order to produce specific spectrum mistake to the light beam incided in collimator system
Filter or neutral decay.Owing to function is different, the concrete structure of spectral filtering system also by difference, is provided with in filtering support 13
Three filtering holes 12, in order to place the optical filter of spectral filter and other functions.In view of flat board optical filter to incident ray
Phorogenesis, therefore, use native system time, spectral filtering system can not use the through hole entirely without optical filter.If need to make
With during without the functional sheet of filtering functions, use the compensating plate of two-sided plating anti-reflection film, and its thickness and the spectral filter used
Identical.
5, support platform
Support platform 7 is used for providing support, location for whole system, and by integrated for whole multiband moving target simulator
In collimator.In order to alleviate weight, support platform 7 takes loss of weight to process, i.e. bottom and internal employing light-weight technologg.
Three, operation principle:
Three Point Target sent by three target emanation sources, through energy management system respectively to each radiation source
Carry out energy adjusting, through beam splitting system, three Point Target are reflexed in spectral filtering system afterwards, by spectral filtering system
System carries out wave band regulation, exports in follow-up collimator.
Claims (7)
1. a multiband moving target simulator, it is characterised in that described target simulator is by spectral filtering system, light splitting system
System, target emanation source, target emanation source movement mechanism, support platform five part are constituted, wherein:
The number of described target emanation source and target source movement mechanism is three, and target emanation source is arranged on target emanation
In source movement mechanism, spectral filtering system, beam splitting system and target emanation source movement mechanism are fixed in support platform;
Described target emanation source is by radiating black matrix and target forms, and the target surface in two of which target emanation source is perpendicular to support
Platform, the target surface in a target emanation source is parallel to support platform;
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 on support system
On, support system it is fixed in support platform;
Described spectral filtering system is constituted by filtering support, filtering mechanism and motion in one dimension platform, and filtering mechanism is fixed on filtering
On support, filtering support is arranged on motion in one dimension platform, and one-dimensional movement platform is fixed in support platform;
The light beam that described target emanation source sends enters beam splitting system, enters filter system and enter after beam splitting system beam splitting with conjunction bundle
Row wave band regulates, and provides the target of infinity for follow-up system.
Multiband moving target simulator the most according to claim 1, it is characterised in that described radiation black matrix is standard black
Body, target is aperture target.
Multiband moving target simulator the most according to claim 1 and 2, it is characterised in that described radiation black matrix and target
Between be provided with energy management system, energy management system is at least made up of in attenuator A, attenuator B, attenuator C.
Multiband moving target simulator the most according to claim 3, it is characterised in that described attenuator A, attenuator B,
The transmitance of attenuator C is respectively 30%, 50%, 80%.
Multiband moving target simulator the most according to claim 1 and 2, it is characterised in that described radiation black matrix and target
Connecting by connecting post, its material is politef.
Multiband moving target simulator the most according to claim 1 a, it is characterised in that surface of described beam splitter
Plating deielectric-coating, another one plated surface anti-reflection film.
Multiband moving target simulator the most according to claim 1, it is characterised in that be provided with on described filtering support
Three filtering holes, filtering mechanism is made up of three gradual filters, and gradual filter is fixed on filtering hole.
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CN201510029277.1A CN104677406B (en) | 2015-01-21 | 2015-01-21 | Multiband moving target simulator |
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Families Citing this family (3)
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CN106908223B (en) * | 2017-03-21 | 2023-03-21 | 西安工业大学 | Wide-spectrum and wide-illumination-range observation simulation target system |
CN109489506B (en) * | 2018-10-19 | 2021-01-01 | 中国航空工业集团公司洛阳电光设备研究所 | Multiband target radiation simulation system |
CN112907624B (en) * | 2021-01-27 | 2022-07-15 | 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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