CN106657825B - Device and method for testing interference effect of interference particles on photoelectric tracking system - Google Patents
Device and method for testing interference effect of interference particles on photoelectric tracking system Download PDFInfo
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- CN106657825B CN106657825B CN201611210603.XA CN201611210603A CN106657825B CN 106657825 B CN106657825 B CN 106657825B CN 201611210603 A CN201611210603 A CN 201611210603A CN 106657825 B CN106657825 B CN 106657825B
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- 238000012360 testing method Methods 0.000 title claims abstract description 69
- 239000002245 particle Substances 0.000 title claims abstract description 57
- 230000000694 effects Effects 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims description 14
- 238000004088 simulation Methods 0.000 claims abstract description 29
- 239000000853 adhesive Substances 0.000 claims abstract description 9
- 230000001070 adhesive effect Effects 0.000 claims abstract description 9
- 239000000758 substrate Substances 0.000 claims abstract description 9
- 230000005855 radiation Effects 0.000 claims abstract description 6
- 238000005303 weighing Methods 0.000 claims description 3
- 238000011161 development Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 4
- 238000010998 test method Methods 0.000 abstract 1
- 239000000779 smoke Substances 0.000 description 5
- 230000002452 interceptive effect Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000003331 infrared imaging Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/02—Constructional details
- G01J5/08—Optical arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/30—Transforming light or analogous information into electric information
- H04N5/33—Transforming infrared radiation
-
- 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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The invention provides a testing device for the interference effect of interference particles on a photoelectric tracking system, which comprises the photoelectric tracking system, a simulation target and a testing template arranged between the photoelectric tracking system and the simulation target, wherein the photoelectric tracking system consists of a tracking detector, a tracking turntable for fixing the tracking detector and a computer with an image acquisition card and provided with tracking software, the testing template consists of an adhesive substrate transparent to infrared and visible light radiation and interference particles uniformly dispersed on a half area of the adhesive substrate, and the output end of the tracking detector is connected with the input end of the computer through the image acquisition card. The invention also provides a test method of the interference effect of the interference particles on the photoelectric tracking system. The invention has the advantages of simplicity, easy implementation, strong repeated utilization of experimental materials, low consumption, low risk, low potential safety hazard and the like, and is very suitable for rapidly evaluating the interference effect of the interference particles on the accurate guided weapon photoelectric tracking system in the development stage of the interference particles.
Description
Technical Field
The invention relates to the technical field of interference particle interference effect test, in particular to a device and a method for testing interference effect of interference particles on a photoelectric tracking system.
Background
The massive application of photoelectricity and its composite guided weapon constitutes a serious threat to the survival of military targets in future wars. Smoke interference, and in particular multiband smoke interference, is an important approach to effectively combat precision guided weapons. With the intensive research of smoke screen technology, new mechanism and high-performance interference particles are developed successively, and besides the conventional physicochemical properties and electromagnetic wave attenuation properties of the interference particles are tested, how to interfere the photoelectric guided weapon under the battlefield use condition becomes the most concerned and urgent problem to be solved by researchers and the military.
The external field test of the interference effect of the interference particles on the accurate guided weapon photoelectric tracking system is carried out, a large amount of interference particles are required to be processed and loaded into a bullet, a smoke screen is formed by explosion and release, and meanwhile, the accurate guided weapon photoelectric tracking system or the simulation system is required to work normally for matching. The interference effect outfield test requires a great deal of manpower, material resources and financial resources, and the input cost is extremely high; meanwhile, a plurality of harsh requirements are also put forward for test objects, test conditions and test equipment; and the whole outfield test process is complex in operation and has high risk and potential safety hazard. In the stage of interfering particle development, the large-scale, high-cost and high-risk outfield test is unsuitable and unnecessary for the research of evaluating the interference effect of interfering particles on an accurate guided weapon photoelectric tracking system.
Therefore, there is a need to establish a simple device and method for testing the interference effect of interference particles on a photoelectric tracking system so as to evaluate the interference effect of interference particles simply and rapidly.
Disclosure of Invention
The invention aims to provide a testing device and a testing method for the interference effect of interference particles on a photoelectric tracking system, the testing device is simple in structure, convenient to operate, low in testing sample consumption and low in input cost, smoke screen shielding blocks with different concentrations and formed by the interference particles to be tested can be simulated under laboratory conditions, the interference effect of the interference particles on the photoelectric tracking system can be evaluated, and the interference effect of the interference particles of different types can be intuitively compared.
The technical scheme of the invention is as follows:
the device comprises a photoelectric tracking system, a simulation target and a test template arranged between the photoelectric tracking system and the simulation target, wherein the photoelectric tracking system consists of a tracking detector, a tracking turntable for fixing the tracking detector and a computer provided with an image acquisition card and tracking software, the computer is provided with the tracking software, the test template consists of an adhesive substrate transparent to infrared and visible light radiation and interference particles uniformly dispersed on a half area of the adhesive substrate, and the output end of the tracking detector is connected with the input end of the computer through the image acquisition card.
The device for testing the interference effect of the interference particles on the photoelectric tracking system is characterized in that the tracking detector adopts a thermal infrared imager and/or a television camera.
The device for testing the interference effect of the interference particles on the photoelectric tracking system comprises a simulation target, wherein the simulation target is a real object or model of a person, an armor or an automobile which moves slowly.
The device for testing the interference effect of the interference particles on the photoelectric tracking system comprises a tracking detector, a testing template and a simulation target, wherein the tracking detector, the testing template and the simulation target are optically coaxial.
A method for testing the interference effect of an interference particle on an electro-optical tracking system, the method comprising the steps of:
(1) The method comprises the steps of fixing a tracking detector on a tracking turntable, and connecting the tracking detector with a computer with an image acquisition card and tracking software to form a photoelectric tracking system;
(2) Weighing certain interference particles with certain mass, uniformly dispersing the interference particles on a half area of an adhesive substrate transparent to infrared and visible light radiation, and preparing a test sample plate with a half blank area and a half interference area, wherein the interference area has certain interference particle distribution surface density;
(3) Setting a simulation target at a distance from the tracking turntable;
(4) Placing the test template between the tracking turntable and the simulation target, so that the test template completely enters the field of view of the tracking detector;
(5) Running tracking software on the computer, enabling the simulation target to slowly move from a blank area to an interference area of the test template along a direction parallel to the test template, and acquiring and recording real-time tracking videos by the computer;
(6) Analyzing a tracking video, and after the simulated target enters an interference area of the test template, the photoelectric tracking system firstly loses a corresponding frame sequence when the simulated target is lost, so as to represent the interference effect of the interference particles under the corresponding distribution surface density;
(7) Repeating the steps (2) - (6), and sequentially testing the interference effect of the same kind of interference particles under different distribution surface densities;
(8) Repeating the steps (2) - (7), and sequentially testing the interference effect of different types of interference particles under different distribution surface densities.
In the step (3), the simulation target is arranged at a position 10-15 m away from the tracking turntable.
The beneficial effects of the invention are as follows:
(1) According to the invention, the test template is arranged between the near-distance slow-motion simulation target and the photoelectric tracking system, so that the interference effect of interference particles with a certain concentration on the photoelectric tracking system for tracking the long-distance high-speed military target can be well simulated and estimated;
(2) The invention overcomes the defects of high consumption, severe test requirement and high risk of the outfield test, has simple and convenient whole test process, strong repeated utilization of experimental materials, low consumption and obvious reduction of risk and potential safety hazard;
(3) The invention is very suitable for the development stage of the interference particles, and intuitively evaluates the interference effect of the interference particles on the photoelectric tracking system of the accurate guided weapon.
Drawings
FIG. 1 is a schematic diagram of a test template of the present invention;
FIG. 2 is a schematic view of the apparatus of the present invention;
fig. 3 is a graph of the interference effect of certain interfering particles tested using the apparatus of the present invention on infrared imaging-related tracking.
Detailed Description
The invention is further described below with reference to the drawings and specific examples.
As shown in fig. 1 and 2, a test device for an interference effect of an interference particle on a photoelectric tracking system includes a photoelectric tracking system 0, a simulation target 2, and a test template 1 disposed between the photoelectric tracking system 0 and the simulation target 2. The photoelectric tracking system 0 is composed of a tracking detector 4, a tracking turntable 3 and a computer 5. The tracking detector 4 adopts a thermal infrared imager 41 and/or a television camera 42, the tracking turntable 3 is used for fixing the tracking detector 4, and the computer 5 is provided with an image acquisition card and is provided with tracking software. The test panel 1 is composed of an adhesive substrate transparent to both infrared and visible radiation and interfering particles uniformly dispersed on half of the adhesive substrate. The simulation target 2 may be a physical object or model of a slow moving person, armor, car. The tracking detector 4, the test template 1 and the simulation target 2 are optically coaxial, and the output end of the tracking detector 4 is connected with the input end of the computer 5 through the image acquisition card.
A method for testing interference effect of interference particles on an photoelectric tracking system comprises the following steps:
s1, fixing a tracking detector 4 (a thermal infrared imager 41 and/or a television camera 42) on a tracking turntable 3, and connecting the tracking detector 4 with a computer 5 through a data line to form a photoelectric tracking system 0;
s2, weighing certain interference particles A with the mass of M+/-0.1 mg, uniformly adhering the interference particles A onto the right half area of an adhesive substrate with the area of a multiplied by b and transparent to infrared and visible light radiation, and preparing a test template 1 with half of a blank area 11 and half of an interference area 12, wherein the distribution area density of the interference particles of the interference area 12 is 2M/ab;
s3, setting a simulation target 2 (such as a person) at a position about 10-15 meters away from the tracking turntable 3;
s4, placing the test template 1 between the tracking turntable 3 and the simulation target 2, wherein the distance between the test template 1 and the tracking turntable 3 is about 2-3 meters, and the distance between the test template 1 and the simulation target 2 is about 10-12 meters, so that the test template 1 completely enters the field of view of the tracking detector 4;
s5, running tracking software on the computer 5, enabling the simulation target 2 to slowly move from a blank area 11 to an interference area 12 of the test template 1 along a direction parallel to the test template 1, and acquiring and recording real-time tracking videos by the computer 5;
s6, analyzing the tracking video, and after the simulation target 2 enters the interference area 12 of the test template 1, the photoelectric tracking system 0 firstly loses the corresponding frame sequence when the simulation target 2 (namely, the simulation target 2 is separated from the tracking frame) so as to represent the interference effect of the interference particles under the corresponding distribution area density, as shown in fig. 3;
s7, repeating the steps, and sequentially testing the interference effect of the same kind of interference particles under different distribution surface densities;
s8, repeating the steps, and sequentially testing the interference effects of different types of interference particles under different distribution surface densities.
From the above, the invention realizes the test and evaluation of the interference effect of the interference particles on the photoelectric tracking system in a very simple and convenient way, overcomes the defects of high test cost, severe test requirement and high risk of the interference effect of the interference particles on the photoelectric tracking system in the outfield test, has the advantages of simplicity, practicability, strong repeated utilization of experimental materials, low cost, low risk, low potential safety hazard and the like, and is very suitable for rapidly evaluating the interference effect of the interference particles on the photoelectric tracking system of the accurate guided weapon in the development stage of the interference particles.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art to the technical solution of the present invention should fall within the scope of protection defined by the claims of the present invention without departing from the spirit of the present invention.
Claims (2)
1. A method for testing the interference effect of an interference particle on an electro-optical tracking system, the method comprising the steps of:
(1) The method comprises the steps of fixing a tracking detector on a tracking turntable, and connecting the tracking detector with a computer with an image acquisition card and tracking software to form a photoelectric tracking system; the output end of the tracking detector is connected with the input end of the computer through an image acquisition card;
(2) Weighing certain interference particles with certain mass, uniformly dispersing the interference particles on a half area of an adhesive substrate transparent to infrared and visible light radiation, and preparing a test sample plate with a half blank area and a half interference area, wherein the interference area has certain interference particle distribution surface density;
(3) Setting a simulation target at a distance from the tracking turntable;
(4) Placing the test template between the tracking turntable and the simulation target, so that the test template completely enters the field of view of the tracking detector;
(5) Running tracking software on the computer, enabling the simulation target to slowly move from a blank area to an interference area of the test template along a direction parallel to the test template, and acquiring and recording real-time tracking videos by the computer;
(6) Analyzing a tracking video, and after the simulated target enters an interference area of the test template, the photoelectric tracking system firstly loses a corresponding frame sequence when the simulated target is lost, so as to represent the interference effect of the interference particles under the corresponding distribution surface density;
(7) Repeating the steps (2) - (6), and sequentially testing the interference effect of the same kind of interference particles under different distribution surface densities;
(8) Repeating the steps (2) - (7), and sequentially testing the interference effect of different types of interference particles under different distribution surface densities.
2. The method for testing the effect of interference particles on an electro-optical tracking system according to claim 1, wherein in the step (3), a simulation target is set at a distance of 10 to 15 meters from the tracking turntable.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611210603.XA CN106657825B (en) | 2016-12-24 | 2016-12-24 | Device and method for testing interference effect of interference particles on photoelectric tracking system |
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| CN201611210603.XA CN106657825B (en) | 2016-12-24 | 2016-12-24 | Device and method for testing interference effect of interference particles on photoelectric tracking system |
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| CN106657825A CN106657825A (en) | 2017-05-10 |
| CN106657825B true CN106657825B (en) | 2023-08-04 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5309148A (en) * | 1992-12-18 | 1994-05-03 | Birk David M | Apparatus and method for testing smoke detector operation |
| CN102967577A (en) * | 2012-10-18 | 2013-03-13 | 中国人民解放军电子工程学院 | Biological aerosol transmitance testing arrangement based on Fourier transform infrared spectrometer |
| CN104596358A (en) * | 2013-10-31 | 2015-05-06 | 北京航天长征飞行器研究所 | Infrared smoke screen generation device |
| CN106023250A (en) * | 2016-05-16 | 2016-10-12 | 长春理工大学 | Target occlusion intensity evaluation method in image identification and tracking |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100213641A1 (en) * | 2009-02-23 | 2010-08-26 | Kuo-Hui Wu | Method for Manufacturing a Material with a Multispectral Smoke Screening |
-
2016
- 2016-12-24 CN CN201611210603.XA patent/CN106657825B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5309148A (en) * | 1992-12-18 | 1994-05-03 | Birk David M | Apparatus and method for testing smoke detector operation |
| CN102967577A (en) * | 2012-10-18 | 2013-03-13 | 中国人民解放军电子工程学院 | Biological aerosol transmitance testing arrangement based on Fourier transform infrared spectrometer |
| CN104596358A (en) * | 2013-10-31 | 2015-05-06 | 北京航天长征飞行器研究所 | Infrared smoke screen generation device |
| CN106023250A (en) * | 2016-05-16 | 2016-10-12 | 长春理工大学 | Target occlusion intensity evaluation method in image identification and tracking |
Non-Patent Citations (1)
| Title |
|---|
| 韩洁,张建奇,何国经.红外烟幕干扰效果评价方法.红外与激光工程.2004,(01),全文. * |
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