CN112818546A - Method for calculating hit probability of direct-aiming ammunition on moving target - Google Patents
Method for calculating hit probability of direct-aiming ammunition on moving target Download PDFInfo
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- CN112818546A CN112818546A CN202110151006.9A CN202110151006A CN112818546A CN 112818546 A CN112818546 A CN 112818546A CN 202110151006 A CN202110151006 A CN 202110151006A CN 112818546 A CN112818546 A CN 112818546A
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 230000008859 change Effects 0.000 claims abstract description 16
- 238000004364 calculation method Methods 0.000 claims abstract description 9
- 238000013461 design Methods 0.000 claims abstract description 8
- 238000004891 communication Methods 0.000 claims abstract description 4
- 238000013178 mathematical model Methods 0.000 claims abstract description 4
- 238000011160 research Methods 0.000 claims abstract description 4
- 238000012937 correction Methods 0.000 claims description 9
- 238000010304 firing Methods 0.000 claims description 8
- 230000004044 response Effects 0.000 claims description 5
- 239000003814 drug Substances 0.000 claims description 3
- 239000003721 gunpowder Substances 0.000 claims 4
- NIOPZPCMRQGZCE-WEVVVXLNSA-N 2,4-dinitro-6-(octan-2-yl)phenyl (E)-but-2-enoate Chemical compound CCCCCCC(C)C1=CC([N+]([O-])=O)=CC([N+]([O-])=O)=C1OC(=O)\C=C\C NIOPZPCMRQGZCE-WEVVVXLNSA-N 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2111/00—Details relating to CAD techniques
- G06F2111/08—Probabilistic or stochastic CAD
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2111/00—Details relating to CAD techniques
- G06F2111/10—Numerical modelling
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2119/00—Details relating to the type or aim of the analysis or the optimisation
- G06F2119/08—Thermal analysis or thermal optimisation
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- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
Abstract
The invention discloses a method for calculating the hit probability of a direct-aiming ammunition on a moving target, which comprises the following steps: s1, carrying out control model research on the automatic direct aiming, and determining that the position and the communication of the automatic direct aiming are normal; s2, the system automatically establishes a mathematical model for direct-aiming ammunition shooting, performs design estimation on angular velocity and calculates hit probability; and S3, after the calculation error is removed, outputting and displaying the result, and storing the data, wherein in S1, when the fixed target is automatically directly aimed, the PID controller of the follow-up system adopts the original design parameters without change, and the PID controller adopted by the follow-up system when the moving target is automatically directly aimed increases the integral link.
Description
Technical Field
The invention relates to the technical field of calculation of the hit probability of a moving target, in particular to a method for calculating the hit probability of a direct-aiming ammunition on the moving target.
Background
The direct aiming weapon features straight trajectory and near range. The direct-aiming weapon adopts a 'three-point one-line' direct-aiming method, so that no obstacle exists between the target and the target can be directly seen, and the artillery adopting the direct-aiming method is a short-range artillery, such as a reverse tamkrot and the like.
However, at present, the hit probability of the moving target is low, and the phenomenon of overlarge error is easily caused, so that the problem of the late hit rate calculation is influenced.
Disclosure of Invention
The invention provides a method for calculating the hit probability of a moving target by direct-aiming ammunition, which can effectively solve the problems that the hit probability of the moving target is low, the phenomenon of overlarge error is easily caused at present, and the later-stage hit rate calculation is influenced in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a method for calculating the hit probability of a direct-aiming ammunition on a moving target comprises the following steps:
s1, carrying out control model research on the automatic direct aiming, and determining that the position and the communication of the automatic direct aiming are normal;
s2, the system automatically establishes a mathematical model for direct-aiming ammunition shooting, performs design estimation on angular velocity and calculates hit probability;
and S3, removing the calculation error, outputting and displaying the result, and storing the data.
According to the above technical solution, when shooting a fixed target in S1, the gunner manually controls the gun, the gunner measures the distance by laser after aiming at the target with the straight sighting telescope, the distance measurement information is sent to the fire control computer, the fire control computer calculates the gauge length correction amount and the direction correction amount, then controls the gun to automatically aim in place, the gunner presses the firing button after measuring the distance by laser, when the target enters the preset shooting door, the gun automatically fires, when shooting a moving target, the gunner controls the gun through the semi-automatic console, the straight sighting telescope aims at the target, the laser firing button is pressed, the stably tracked target is released after 2-4S, the laser distance measurement information is sent to the fire control computer, the fire control computer calculates the angular velocity and the advance of the target and the gauge length correction amount according to the data of the sensor, then automatically adjusts the gun to track the aiming target, the gunner presses the firing button after measuring the distance by laser, when the target enters a preset shooting door, the artillery automatically fires.
According to the above technical solution, in S2, the shooting error is eliminated, the laser ranging error, the trajectory calculation error, and the attitude sensor error are corrected and removed, the errors are analyzed, and the time error generated in the reception of the control signal is eliminated, so that the tracking and aiming time is shortened, and the response speed is improved.
According to the above technical solution, the source of the error in S2 is from the environment, which includes: air temperature change, medicine temperature change, air density, initial speed change, longitudinal wind, bullet weight change, shot height difference, transverse wind and drift current.
According to the technical scheme, the laser ranging in the S1 is less than 5km, and shooting is carried out in an automatic direct aiming mode on visible targets with the long distance of 5-10km in the laser ranging range.
According to the technical scheme, in the step S1, when the fixed target is automatically directly aimed, the PID controller of the follow-up system adopts the original design parameters without change, and the PID controller adopted by the follow-up system when the moving target is automatically directly aimed is added with an integral link.
Compared with the prior art, the invention has the beneficial effects that: the invention has the advantages of scientific and reasonable structure, safe and convenient use, convenient operation, high automation degree, quick response and high aiming precision, reduces the influence caused by errors and improves the possibility of hit probability.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic diagram of the process steps of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1, the invention provides a technical solution, a method for calculating the hit probability of a direct-aiming ammunition on a moving target, comprising the following steps:
s1, carrying out control model research on the automatic direct aiming, and determining that the position and the communication of the automatic direct aiming are normal;
s2, the system automatically establishes a mathematical model for direct-aiming ammunition shooting, performs design estimation on angular velocity and calculates hit probability;
and S3, removing the calculation error, outputting and displaying the result, and storing the data.
According to the above technical scheme, when shooting a fixed target in S1, the aiming hand controls the artillery manually, the laser ranging is carried out after the fixed target is aimed by the straight sighting telescope, the ranging information is sent to the fire control computer, the fire control computer calculates the gauge length correction amount and the direction correction amount, then the artillery is controlled to aim in place automatically, the aiming hand can press the firing button after the laser ranging, when the target enters a preset shooting door, the artillery is fired automatically, when shooting a moving target, the aiming hand controls the artillery through the semi-automatic console, the straight sighting telescope aims at the target, the laser emission button is pressed, the stably tracked target is released after 2-4S, the laser ranging information is sent to the fire control computer, the fire control computer calculates the target movement angular speed, the advance amount and the gauge length correction amount according to the data of the sensor, then the artillery is automatically adjusted to track the aiming target, the aiming hand can press the firing, when the target enters a preset shooting door, the artillery automatically fires.
According to the technical scheme, shooting errors are eliminated in S2, laser ranging errors, ballistic calculation errors and attitude sensor errors are corrected and eliminated, the errors are analyzed, time errors generated in receiving of control signals are eliminated, tracking and aiming time is shortened, and response speed is improved.
According to the above technical solution, the error in S2 is derived from the environment, which includes: air temperature change, medicine temperature change, air density, initial speed change, longitudinal wind, bullet weight change, shot height difference, transverse wind and drift current.
According to the technical scheme, the laser ranging in the S1 is less than 5km, and shooting is carried out in an automatic direct aiming mode on visible targets with the long distance of 5-10km in the laser ranging range.
According to the technical scheme, in the S1, when the fixed target is automatically directly aimed, the PID controller of the follow-up system adopts the original design parameters without change, and the PID controller adopted by the follow-up system when the moving target is automatically directly aimed is added with an integral link.
Compared with the prior art, the invention has the beneficial effects that: the invention has the advantages of scientific and reasonable structure, safe and convenient use, convenient operation, high automation degree, quick response and high aiming precision, reduces the influence caused by errors and improves the possibility of hit probability.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A method for calculating the hit probability of a direct-aiming ammunition on a moving target is characterized by comprising the following steps: the method comprises the following steps:
s1, carrying out control model research on the automatic direct aiming, and determining that the position and the communication of the automatic direct aiming are normal;
s2, the system automatically establishes a mathematical model for direct-aiming ammunition shooting, performs design estimation on angular velocity and calculates hit probability;
and S3, removing the calculation error, outputting and displaying the result, and storing the data.
2. The method of claim 1, wherein when the fixed target is shot at S1, the gunpowder is manually controlled by aiming hand, the target is aimed by the aiming lens and then laser ranging is carried out, the ranging information is sent to the fire control computer, the fire control computer calculates the gauge correction amount and the azimuth correction amount, then the gunpowder is controlled to automatically aim in place, the aiming hand presses the firing button after laser ranging, when the target enters a preset shooting door, the gunpowder is automatically fired, when the moving target is shot, the aiming hand controls the gunpowder by a semi-automatic console, the target is aimed by the aiming lens, the laser firing button is pressed, the target is stably tracked for 2-4S and then released, the laser ranging information is sent to the fire control computer, the fire control computer calculates the angular velocity and the advance of the target and the gauge correction amount according to the data of the sensors, then automatically adjusting the gun to track the aiming target, the aiming hand can press a firing button after laser ranging, and the gun automatically fires when the target enters a preset shooting door.
3. The method for calculating the hit probability of a direct-aiming ammunition on a moving target according to claim 1, wherein errors of shooting are eliminated in S2, laser ranging errors, ballistic solution errors and attitude sensor errors are corrected and removed, the errors are analyzed, time errors generated in the receiving of control signals are eliminated, the time for tracking and aiming is shortened, and the response speed is improved.
4. The method for calculating the hit probability of the direct-aiming ammunition on the moving target according to claim 3, wherein the error in the step S2 is derived from the environment, and comprises the following steps: air temperature change, medicine temperature change, air density, initial speed change, longitudinal wind, bullet weight change, shot height difference, transverse wind and drift current.
5. The method for calculating the hit probability of the direct-aiming ammunition on the moving target according to claim 2, wherein the laser ranging in S1 is less than 5km, and the shooting is carried out in an automatic direct-aiming mode for the visible target with the long distance of 5-10km within the laser ranging range.
6. The method for calculating the hit probability of the direct-aiming ammunition on the moving target according to claim 5, wherein in the step S1, when the fixed target is automatically directly aimed, the PID controller of the follow-up system adopts original design parameters without change, and an integral link is added to the PID controller adopted by the follow-up system when the moving target is automatically directly aimed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110151006.9A CN112818546A (en) | 2021-02-04 | 2021-02-04 | Method for calculating hit probability of direct-aiming ammunition on moving target |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110151006.9A CN112818546A (en) | 2021-02-04 | 2021-02-04 | Method for calculating hit probability of direct-aiming ammunition on moving target |
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| CN112818546A true CN112818546A (en) | 2021-05-18 |
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| CN202110151006.9A Pending CN112818546A (en) | 2021-02-04 | 2021-02-04 | Method for calculating hit probability of direct-aiming ammunition on moving target |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113899243A (en) * | 2021-10-13 | 2022-01-07 | 广东海洋大学 | Intelligent electromagnetic propulsion device and method |
-
2021
- 2021-02-04 CN CN202110151006.9A patent/CN112818546A/en active Pending
Non-Patent Citations (2)
| Title |
|---|
| 康祥熙等: "压制武器自动直瞄数学模型", 《火力与指挥控制》 * |
| 张卫民 等: "自行火炮自动直瞄控制方法研究", 《兵工学报》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113899243A (en) * | 2021-10-13 | 2022-01-07 | 广东海洋大学 | Intelligent electromagnetic propulsion device and method |
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