CN110631414A - Simulated electromagnetic gun control device for accurate guidance of shells - Google Patents
Simulated electromagnetic gun control device for accurate guidance of shells Download PDFInfo
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- CN110631414A CN110631414A CN201910917136.1A CN201910917136A CN110631414A CN 110631414 A CN110631414 A CN 110631414A CN 201910917136 A CN201910917136 A CN 201910917136A CN 110631414 A CN110631414 A CN 110631414A
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- cannon
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- 239000003990 capacitor Substances 0.000 claims abstract description 24
- 238000011217 control strategy Methods 0.000 claims abstract description 9
- 230000009466 transformation Effects 0.000 claims abstract description 4
- 238000004088 simulation Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 238000005070 sampling Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41B—WEAPONS FOR PROJECTING MISSILES WITHOUT USE OF EXPLOSIVE OR COMBUSTIBLE PROPELLANT CHARGE; WEAPONS NOT OTHERWISE PROVIDED FOR
- F41B6/00—Electromagnetic launchers ; Plasma-actuated launchers
- F41B6/003—Electromagnetic launchers ; Plasma-actuated launchers using at least one driving coil for accelerating the projectile, e.g. an annular coil
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41G—WEAPON SIGHTS; AIMING
- F41G3/00—Aiming or laying means
- F41G3/06—Aiming or laying means with rangefinder
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Plasma & Fusion (AREA)
- Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
Abstract
The invention relates to an electromagnetic cannon simulation control device for accurate guidance of cannonballs, which comprises a power supply module, a boosting module, a voltage-limiting charging module, a coil barrel, a control switch, a two-degree-of-freedom cradle head, a laser ranging module and a cannonball guidance control module. The power supply module provides a 12V direct-current power supply; the boosting module is used for converting a 12V direct-current power supply into 15-390V adjustable high-voltage direct current after inversion, transformation and rectification; the voltage-limiting charging module is used for connecting a voltage-stabilizing tube and a resistor in series and connecting a large capacitor in parallel to prevent the capacitor from being overcharged; the coil bore is a multi-turn coil gun barrel wound; the control switch is a high voltage-resistant high-current direct-current relay; the two-degree-of-freedom cradle head controls the horizontal and pitching oblique inclination angle motion of the gun barrel; the laser ranging module is used for measuring a front obstacle; the two-degree-of-freedom cradle head controls the horizontal and pitching oblique dip angle motion of the gun barrel; the electromagnetic gun device controls the microprocessor to operate a shell guidance control strategy, and accurately controls the cradle head to enable the cradle head to blast a target position.
Description
Technical Field
The invention relates to the field of electromagnetic emission practice and simulation equipment, in particular to a control device of a simulated electromagnetic cannon for accurately guiding a cannonball.
Background
The electromagnetic gun is an advanced high-energy weapon which converts electric energy into gun shell kinetic energy by using an electromagnetic field, can kill and destroy a target by using ultrahigh kinetic energy, and can strike the target by additionally loading ammunition. Compared with the traditional artillery and rocket launching, the electromagnetic artillery has the remarkable advantages of smaller launching noise, good concealment, high shell outlet speed and the like, and is a research hotspot in the field of military in recent years.
The existing electromagnetic gun model has the following defects: 1. the voltage of the existing electromagnetic cannon is fixed and cannot be adjusted, and the voltage during capacitor charging cannot be controlled, so that the speed and the range of the cannon cannot be adjusted; 2. due to the first point, the existing electromagnetic cannon cannot accurately shoot a certain position, namely, cannot accurately shoot a target position through inputting.
Aiming at the problems, the simulated electromagnetic gun control device for the accurate guidance of the cannonball can automatically scan the shooting position according to the laser ranging module, the voltage charged by the capacitor is adjusted as required, the shooting speed of the cannonball is controlled, then the movement process of the cannonball is modeled, the shooting range is accurately calculated, and finally the shooting is more accurate.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects in the prior art and provide the simulated electromagnetic cannon device which has a simple and reasonable structure, can automatically scan a target and accurately shoot a cannonball.
The invention adopts the technical scheme that the control device of the simulated electromagnetic cannon for accurately guiding the cannonball is realized by the following technical scheme that the experimental device comprises a power supply module, a boosting module, a voltage-limiting charging module, a coil barrel, a control switch, a two-degree-of-freedom cradle head, a laser ranging module and a cannonball guiding control module. The power supply module provides a 12V direct-current power supply; the boosting module is used for converting a 12V direct-current power supply into 15-390V adjustable high-voltage direct current after inversion, transformation and rectification; the voltage-limiting charging module is characterized in that a voltage-stabilizing tube and a resistor are connected in series and connected with a large capacitor in parallel, so that the capacitor is prevented from being overcharged; the coil bore is a wound multi-turn coil gun barrel; the control switch is a direct current relay with high voltage resistance and large current; the two-degree-of-freedom cradle head can control horizontal and pitching oblique dip angle movements of the gun barrel; the laser ranging module can measure the distance of a front obstacle, and is convenient for calculating the ballistic process and the inclination angle of a gun barrel.
The two-degree-of-freedom cradle head (composed of 2 LD-1501MG digital steering engines) can control the horizontal and pitching oblique dip angle movement of the gun barrel;
the electromagnetic gun device controls the microprocessor to operate a shell guidance control strategy, and can accurately control the holder to enable the holder to gun a target position.
Two ends of a discharge capacitor in the electromagnetic gun device are connected with resistors in parallel and are connected with an ADC port of the microcontroller through resistor voltage division.
The laser ranging module and the electromagnetic cannon are arranged on the horizontal cradle head together, so that the electromagnetic cannon can be generated after the target is scanned.
The shell guidance control strategy is a control method which scans the periphery of an electromagnetic gun of the shell guidance control strategy, controls the charge-discharge voltage of a capacitor and the horizontal and pitching oblique inclination angles of the movement of a holder through calculation after finding a shooting target position, and deflects for a certain angle.
The two ends of a discharge capacitor in the electromagnetic cannon device are connected with a sampling resistor in parallel, and the sampling resistor is connected with an ADC port of the microcontroller through the voltage division of the sampling resistor, so that the capacitor voltage is accurately measured, and the initial speed of the cannonball is guaranteed to keep the adaptive fixed value unchanged.
In conclusion, when the electromagnetic cannon starts to work, the electromagnetic cannon transversely rotates through the two-degree-of-freedom cradle head, the cannon position is scanned through the laser ranging module, after the cannon position is searched, the cannon elevation angle can be accurately calculated according to the target position through the cannon guidance control strategy, then the direct current power supply is boosted through the boosting module to rapidly charge the capacitor, the voltage limiting charging module prevents the capacitor from overshooting through the voltage stabilizing diode, the microcontroller monitors the voltage value of the capacitor in real time in the charging process, and charging is stopped and the cannon is launched after the charging voltage meets the shooting requirement.
Has the advantages that: the invention provides an adjustable high-voltage direct current of 15-390V; the voltage-limiting charging module is characterized in that a voltage-stabilizing tube and a resistor are connected in series and connected in parallel with a large capacitor to serve as an energy source for launching the cannonball, the coil bore is a wound multi-turn coil cannon barrel, and the capacitor discharges large current instantly to provide electromagnetic force for the metal cannonball with the steel shell; controlling the horizontal and pitching oblique dip angle motion of the gun barrel by using a cradle head with two degrees of freedom; the laser ranging module can measure the distance of a front obstacle, and is convenient for calculating the ballistic process and the inclination angle of a gun barrel. The invention can be used as a practical modeling and simulating device of the electromagnetic cannon, and has simple and convenient implementation and low cost. Achieving the control of a more ideal electromagnetic gun. The electromagnetic cannon (experimental device) can accurately shoot the cannonball to a target position, and has the advantages of high control precision, long shooting range and good stability.
Drawings
FIG. 1 is a schematic diagram of an analog electromagnetic gun control device of the present invention.
FIG. 2 is a schematic diagram of a control strategy according to the present invention.
Detailed Description
The experimental device comprises a power module, a boosting module, a voltage-limiting charging module, a coil bore, a control switch, a two-degree-of-freedom holder, a laser ranging module and a cannonball guidance control module. The power supply module provides a 12V direct-current power supply; the boosting module is used for converting a 12V direct-current power supply into 15-390V adjustable high-voltage direct current after inversion, transformation and rectification; the voltage-limiting charging module is characterized in that a voltage-stabilizing tube and a resistor are connected in series and connected with a large capacitor in parallel, so that the capacitor is prevented from being overcharged; the coil bore is a wound multi-turn coil gun barrel; the control switch is a direct current relay with high voltage resistance and large current; the two-degree-of-freedom cradle head can control horizontal and oblique dip angle movements of the gun barrel; the laser ranging module can measure the distance of a front obstacle, and is convenient for calculating the ballistic process and the inclination angle of a gun barrel.
The two-degree-of-freedom holder is different from the existing common electromagnetic gun which cannot move to shoot, and can move in two directions.
And a laser ranging module is arranged behind the muzzle of the electromagnetic gun.
The gun muzzle of the electromagnetic gun is arranged on a two-freedom-degree cradle head.
The electromagnetic gun device controls the microprocessor to operate a shell guidance control strategy, and can accurately control the holder to enable the holder to gun a target position.
Two ends of a discharge capacitor in the electromagnetic gun device are connected with resistors in parallel and are connected with an ADC port of the microcontroller through resistor voltage division.
The control strategy method of the electromagnetic gun device comprises the following steps: as shown in fig. 2.
Establishing a rectangular coordinate system by taking a muzzle as an O point, and establishing a shell motion model
The oblique projectile motion trajectory equation is as follows:
the vertical coordinate of the ground of the cannonball is known as-H, then
Wherein:
h is the height of the muzzle from the ground;
v0a barrel ejection speed for the gun;
x is the target position distance;
g is the acceleration of gravity;
theta is the included angle between the bore and the horizontal.
The electromagnetic gun ejects the chamber velocity v by controlling the gun0Constant, known as v0And under the condition of H, calculating equation solution theta, namely gun pitch angle height (aligning the horizontal angle when the first degree-of-freedom cradle head rotates for distance measurement) through the shooting target position x detected by the ultrasonic distance measurement module. By solving the equation in real time on the microprocessor, the shooting position and angle of the cannonball can be accurately controlled.
The electromagnetic cannon adopts a 400V2200uf capacitor to charge and discharge, the boosting module outputs 300V charging voltage, the cannonball is a steel ball with the diameter of 5mm, the capacitor charging voltage is 147V, when the number of turns of the coil is 100, the cannonball discharging speed is 5.5 meters per second, the maximum launching distance is 3.3 meters, and the final cannonball shooting precision is less than 6 centimeters.
Claims (5)
1. The device for controlling the simulated electromagnetic cannon for accurately guiding the cannonball is characterized by comprising a power supply module, a boosting module, a voltage-limiting charging module, a coil barrel, a control switch, a two-degree-of-freedom cradle head, a laser ranging module and a cannonball guiding control module. The power supply module provides a 12V direct-current power supply; the boosting module is used for converting a 12V direct-current power supply into 15-390V adjustable high-voltage direct current after inversion, transformation and rectification; the voltage-limiting charging module is characterized in that a voltage-stabilizing tube and a resistor are connected in series and connected with a large capacitor in parallel, so that the capacitor is prevented from being overcharged; the coil bore is a multi-turn coil gun barrel wound; the control switch adopts a direct current relay with high voltage resistance and large current; the two-degree-of-freedom cradle head controls the horizontal and pitching oblique inclination angle motion of the gun barrel; the laser ranging module is used for measuring a front obstacle or a target object; the two-degree-of-freedom cradle head controls the horizontal and pitching oblique dip angle motion of the gun barrel; the electromagnetic gun device controls the microprocessor to operate a shell guidance control strategy, and accurately controls the cradle head to enable the cradle head to blast a target position.
2. The device for controlling the simulated electromagnetic cannon for accurately guiding the cannon shell as claimed in claim 1, is characterized in that: two ends of a discharge capacitor in the electromagnetic gun device are connected with resistors in parallel and are connected with an ADC port of the microcontroller through resistor voltage division.
3. The device for controlling the simulated electromagnetic cannon for accurately guiding the cannon shell as claimed in claim 1, is characterized in that: the laser ranging module and the electromagnetic cannon are arranged on the horizontal cradle head together, so that the electromagnetic cannon can be generated after the target is scanned.
4. The device for controlling the simulated electromagnetic cannon for accurately guiding the cannon shell as claimed in claim 1, is characterized in that: the gun muzzle of the electromagnetic gun is arranged on a two-freedom-degree cradle head (consisting of 2 LD-1501MG digital steering engines).
5. The device for controlling the simulated electromagnetic cannon for accurately guiding the cannon shell as claimed in claim 1, is characterized in that: two ends of a discharge capacitor in the electromagnetic gun device are connected with resistors in parallel and are connected with an ADC port of the microcontroller through resistor voltage division.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910917136.1A CN110631414A (en) | 2019-09-26 | 2019-09-26 | Simulated electromagnetic gun control device for accurate guidance of shells |
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| CN201910917136.1A CN110631414A (en) | 2019-09-26 | 2019-09-26 | Simulated electromagnetic gun control device for accurate guidance of shells |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111366036A (en) * | 2020-03-19 | 2020-07-03 | 陕西大工旭航电磁科技有限公司 | High-rise building fire extinguishing bomb electromagnetic ejection control system based on computer |
| CN111912289A (en) * | 2020-08-10 | 2020-11-10 | 安徽信息工程学院 | Self-propelled electromagnetic gun control system, method and device |
| CN112050684A (en) * | 2020-09-15 | 2020-12-08 | 西安科技大学 | Accurate target practice device and system of electromagnetic gun |
| CN113983863A (en) * | 2021-10-27 | 2022-01-28 | 陕西大工旭航电磁科技有限公司 | Impact testing device and method based on electromagnetic loading |
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| CN1279391A (en) * | 2000-08-17 | 2001-01-10 | 张宝林 | Superhigh-speed electromagnetic gun for military purpose |
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| CN101079195A (en) * | 2007-06-22 | 2007-11-28 | 王克起 | Multifunctional electromagnetic cannon demonstrator |
| CN102901404A (en) * | 2012-10-31 | 2013-01-30 | 中国人民解放军军事交通学院 | Electromagnetic gun for adjusting emission angle by using single chip microcomputer |
| CN106908310A (en) * | 2017-01-18 | 2017-06-30 | 广州大学 | A kind of electromagnetic launch system of precise control speed |
| CN206342925U (en) * | 2016-12-30 | 2017-07-21 | 秦傲 | A kind of magnetic artillery toy |
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2019
- 2019-09-26 CN CN201910917136.1A patent/CN110631414A/en active Pending
Patent Citations (6)
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| CN1279391A (en) * | 2000-08-17 | 2001-01-10 | 张宝林 | Superhigh-speed electromagnetic gun for military purpose |
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| CN101079195A (en) * | 2007-06-22 | 2007-11-28 | 王克起 | Multifunctional electromagnetic cannon demonstrator |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111366036A (en) * | 2020-03-19 | 2020-07-03 | 陕西大工旭航电磁科技有限公司 | High-rise building fire extinguishing bomb electromagnetic ejection control system based on computer |
| CN111366036B (en) * | 2020-03-19 | 2022-05-10 | 陕西大工旭航电磁科技有限公司 | High-rise building fire extinguishing bomb electromagnetic catapulting control system based on computer |
| CN111912289A (en) * | 2020-08-10 | 2020-11-10 | 安徽信息工程学院 | Self-propelled electromagnetic gun control system, method and device |
| CN112050684A (en) * | 2020-09-15 | 2020-12-08 | 西安科技大学 | Accurate target practice device and system of electromagnetic gun |
| CN113983863A (en) * | 2021-10-27 | 2022-01-28 | 陕西大工旭航电磁科技有限公司 | Impact testing device and method based on electromagnetic loading |
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