CN114415543A - Warship formation confrontation situation simulation platform and simulation method - Google Patents
Warship formation confrontation situation simulation platform and simulation method Download PDFInfo
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Abstract
The invention provides a ship formation confrontation situation simulation platform and a simulation method, wherein the simulation platform comprises a receiving front-end device, a signal simulation device, an angle simulation device, a test scene planning computer, a test display control computer and a real-time main control computer: the test scene planning computer is used for realizing test scene planning and scene setting; the real-time main control computer is used for analyzing the test situation and completing the real-time control of the signal simulation equipment and the angle simulation equipment according to the analysis result; the test display control computer is used for displaying the test situation in real time, and simultaneously displaying and recording the working state information of each piece of equipment participating in the test, thereby facilitating the subsequent performance evaluation. The simulation platform provided by the invention can complete the warship formation confrontation situation simulation in a common laboratory environment, and the test situation can be edited, so that a direction is provided for the performance improvement of the tested equipment.
Description
Technical Field
The invention relates to the technical field of radio frequency simulation, in particular to a ship formation confrontation situation simulation platform and a simulation method.
Background
For truly inspecting the sea area operational performance of the active equipment, a ship formation confrontation scene under the sea area scene needs to be established for the tested equipment, ship formation research is carried out, a vivid target is provided for the tested equipment, a large number of back-to-back simulation tests are carried out, the performance of the tested equipment under the simulated ship formation confrontation scene is inspected, and a direction is provided for improving the performance of the equipment. Usually, the confrontation scene simulation needs to be realized through an external real target range or an internal simulation darkroom, the site construction and test cost is high, and the research is not facilitated.
Disclosure of Invention
In order to solve the technical problems, the invention provides a ship formation confrontation situation simulation platform and a simulation method, which can solve the problems of high test site requirement, high construction and test cost and the like in the conventional ship formation confrontation scene simulation implementation scheme and are beneficial to research development. Has the advantages of low cost, no limitation of environmental conditions and the like.
According to a first aspect of the present invention, there is provided a ship formation confrontation situation simulation platform, comprising:
the simulation platform comprises a receiving front-end device, a signal simulation device, an angle simulation device, a test scene planning computer, a test display control computer and a real-time main control computer:
the test scene planning computer is used for realizing test scene planning and scene setting, compiling files and distributing the compiled files to the test display control computer and the real-time main control computer;
the real-time main control computer is used for analyzing the received file and finishing the real-time control of the signal simulation equipment and the angle simulation equipment according to the analysis result; controlling corresponding signal simulation equipment to complete signal simulation of target echoes, interference, clutter and a radiation source; equivalently simulating a ship target, ship-based interference, a ship-based radiation source, outboard interference, angle anti-interference, foil strip interference and a sea clutter background signal; controlling the angle simulation equipment to complete angle control of signals output by each signal simulation equipment, equivalently simulating a spatial domain relation under a real scene, synthesizing each angle signal, injecting the synthesized angle signal into a tested equipment angle measuring system in a line feed mode, and testing the tracking, guidance and anti-interference performance of the tested equipment under the simulated warship formation confrontation situation; the signal simulation equipment is provided with a plurality of signal simulation equipment;
the test display control computer is used for displaying the test situation in real time, and simultaneously displaying and recording the working state information of each piece of equipment to be tested, so that the subsequent performance evaluation can be conveniently carried out;
the receiving front-end equipment is used for receiving the transmitting signals of the tested equipment, dividing the received transmitting signals into multiple paths, and respectively transmitting the multiple paths of the transmitting signals to each signal simulation equipment to be used as excitation of each signal simulation equipment; and simultaneously, the frequency measurement is carried out on the received transmitting signals, and the frequency measurement codes obtained by the frequency measurement are also divided into multiple paths and are respectively sent to each signal simulation device, so that the frequency guiding function is realized.
According to a second aspect of the present invention, there is provided a simulation method including the ship formation confrontation situation simulation platform as described above, wherein the method includes:
step S1: according to the data information, the test scene planning computer carries out test scene planning and reactance strategy editing;
step S2: the test scene planning computer acquires data information to form a data message, and distributes the data message to the test display control computer and the real-time main control computer;
step S3: the test display control computer completes the loading of the entity primitives to be tested and the reactance trigger event according to the test information;
step S4: the real-time main control computer completes the configuration and initialization of the working modes of the signal simulation equipment and the angle simulation equipment according to the test information;
step S5: in the test process, the test display control computer receives the working state data of the tested equipment, each entity to be tested and the hardware channel in real time, displays the test situation in real time and stores the test process data in real time;
step S6: the real-time main control computer responds to the trigger event according to the reactance strategy and cooperatively controls each hardware channel to work;
step S7: the signal simulation equipment generates corresponding signals according to control parameters sent by a real-time main control computer, and equivalently simulates a ship target, ship-borne interference, outboard interference, angle anti-interference, foil strip interference and a sea clutter background signal;
step S8: the angle simulation equipment completes corresponding angle simulation according to angle information sent by the real-time main control computer, equivalently simulates the airspace position of each tested entity relative to the tested equipment in a ship formation scene, synthesizes each angle signal and injects the synthesized angle signal into a direction-finding channel of the tested equipment to test the performance of the tested equipment in the ship formation scene;
step S9: after the test is finished, the working state data of the seeker, the working state data of each simulation entity and the manual operation log recorded in the test process are exported through the test scene planning computer and used for subsequent effect evaluation.
According to a third aspect of the present invention, there is provided a warship formation confrontation situation simulation system, comprising:
a processor for executing a plurality of instructions;
a memory to store a plurality of instructions;
wherein the instructions are stored by the memory and loaded and executed by the processor to perform the ship formation confrontation situation simulation method.
According to a fourth aspect of the present invention, there is provided a computer readable storage medium having a plurality of instructions stored therein; the instructions are used for loading and executing the ship formation confrontation situation simulation method by the processor.
According to the scheme of the invention, the following effects are achieved: by the low-cost implementation scheme, the warship formation confrontation situation simulation is completed under the conventional laboratory conditions, the confrontation situation can be edited, a large number of simulation tests can be developed, the effectiveness of the design tactical method is verified, and data support and direction are provided for the improvement of tested equipment.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
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The accompanying drawings, which 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. In the drawings:
fig. 1 is a schematic structural diagram of a ship formation confrontation situation simulation platform according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
First, a ship formation confrontation situation simulation platform according to an embodiment of the present invention will be described with reference to fig. 1. The simulation platform comprises a receiving front-end device, a signal simulation device, an angle simulation device, a test scene planning computer, a test display control computer and a real-time main control computer:
the test scene planning computer is used for realizing test scene planning and scene setting, compiling files and distributing the compiled files to the test display control computer and the real-time main control computer;
the real-time main control computer is used for analyzing the received file and finishing the real-time control of the signal simulation equipment and the angle simulation equipment according to the analysis result; controlling corresponding signal simulation equipment to complete signal simulation of target echoes, interference, clutter and a radiation source; equivalently simulating a ship target, ship-based interference, a ship-based radiation source, outboard interference, angle anti-interference, foil strip interference and a sea clutter background signal; controlling the angle simulation equipment to complete angle control of signals output by each signal simulation equipment, equivalently simulating a spatial domain relation under a real scene, synthesizing each angle signal, injecting the synthesized angle signal into a tested equipment angle measuring system in a line feed mode, and testing the tracking, guidance and anti-interference performance of the tested equipment under the simulated warship formation confrontation situation; the signal simulation equipment is provided with a plurality of signal simulation equipment;
the test display control computer is used for displaying the test situation in real time, and simultaneously displaying and recording the working state information of each piece of equipment to be tested, so that the subsequent performance evaluation can be conveniently carried out;
the receiving front-end equipment is used for receiving the transmitting signals of the tested equipment, dividing the received transmitting signals into multiple paths, and respectively transmitting the multiple paths of the transmitting signals to each signal simulation equipment to be used as excitation of each signal simulation equipment; and simultaneously, the frequency measurement is carried out on the received transmitting signals, and the frequency measurement codes obtained by the frequency measurement are also divided into multiple paths and are respectively sent to each signal simulation device, so that the frequency guiding function is realized.
Furthermore, the receiving front-end device comprises a signal distribution chassis and a frequency measurement chassis, wherein the signal distribution chassis is used for receiving the transmitting signal of the tested device by a wire feeder and distributing the received transmitting signal to each signal simulation device; the frequency measurement case comprises a single-bit receiver and a drive plate, wherein the single-bit receiver is used for measuring the frequency of an input signal so as to meet the simulation test requirement of the large-bandwidth frequency hopping seeker, and the frequency measurement result is output to the drive plate in a frequency code form; the drive board shunts the frequency measurement code and outputs the frequency measurement code to each signal simulation device through the frequency measurement case shunt, so that the frequency guide function is realized.
Furthermore, the signal simulation device comprises 12 chassis, each chassis can work independently, can receive a seeker transmitting signal output by the receiving front-end device respectively, and can modulate target, interference or clutter characteristics based on the seeker transmitting signal to generate target echoes and interference which accord with equipment characteristics and background clutter signals which can reflect a test scene, and equivalently simulate various ship targets, ship-borne interference, outboard interference, angle anti-interference, foil strip interference and other interference equipment and sea area backgrounds; the signal simulation equipment can also directly generate radar radiation source signals and equivalently simulate carrier-borne radiation source signals.
Furthermore, the angle simulation equipment comprises a sum-difference ratio amplitude direction-finding signal simulation case and an interferometer direction-finding signal simulation case; the sum-difference amplitude-comparison direction-finding signal simulation case is used for receiving target echo, interference and clutter signals output by signal simulation equipment, performing sum-difference modulation respectively to generate sum-difference signals for direction finding of a sum-difference amplitude-comparison system seeker, and the sum-difference amplitude-comparison direction-finding signal simulation case can realize at most 12 independent angle simulations and can equivalently simulate 12 angular positions in a ship formation test scene; the interferometer direction-finding signal simulation case is used for receiving radiation source signals output by signal simulation equipment, carrying out multi-path amplitude-phase modulation according to the layout of a passive direction-finding antenna of the tested equipment, generating a phase comparison signal which can be used for direction finding of a phase interferometer body guidance leader and is used for equivalently simulating the angular position of a carrier-borne radiation source, and comprises 8 amplitude-phase modulation links which can adapt to a multi-type passive leader.
Furthermore, the test scene planning computer is used for operating test scene planning software and realizing the functions of scene setting, hardware resource allocation, target condition editing, interference information editing, radar radiation source editing, clutter signal editing, trajectory and target motion aircraft editing, reactance strategy generation, test data management and the like. And test scene planning can be carried out according to the mastered ship formation information.
Furthermore, the test display control computer is used for operating test display control software, displaying the test situation in real time, and simultaneously realizing the functions of test data recording management, test equipment state feedback data receiving, displaying and storing, test process control and the like.
Furthermore, the real-time master control computer is used for running real-time master control software, realizing the functions of analyzing test information, calculating a simulated target flight path, calculating the flight path of the tested equipment, implementing control on a reactance strategy and the like, and scheduling each signal simulation equipment and each angle simulation equipment to generate corresponding signals and angle simulation in real time.
The following examples illustrate the warship formation confrontation situation simulation method of the present invention, which is based on the aforementioned warship formation confrontation situation simulation platform, and the simulation method includes:
step S1: according to the data information, the test scene planning computer carries out test scene planning and reactance strategy editing;
step S2: the test scene planning computer acquires data information to form a data message, and distributes the data message to the test display control computer and the real-time main control computer;
step S3: the test display control computer completes the loading of the entity primitives to be tested and the reactance trigger event according to the test information;
step S4: the real-time main control computer completes the configuration and initialization of the working modes of the signal simulation equipment and the angle simulation equipment according to the test information;
step S5: in the test process, the test display control computer receives the working state data of the tested equipment, each entity to be tested and the hardware channel in real time, displays the test situation in real time and stores the test process data in real time;
step S6: the real-time main control computer responds to the trigger event according to the reactance strategy and cooperatively controls each hardware channel to work;
step S7: the signal simulation equipment generates corresponding signals according to control parameters sent by a real-time main control computer, and equivalently simulates a ship target, ship-borne interference, outboard interference, angle anti-interference, foil strip interference and a sea clutter background signal;
step S8: the angle simulation equipment completes corresponding angle simulation according to angle information sent by the real-time main control computer, equivalently simulates the airspace position of each tested entity relative to the tested equipment in a ship formation scene, synthesizes each angle signal and injects the synthesized angle signal into a direction-finding channel of the tested equipment to test the performance of the tested equipment in the ship formation scene;
step S9: after the test is finished, the working state data of the seeker, the working state data of each simulation entity and the manual operation log recorded in the test process are exported through the test scene planning computer and used for subsequent effect evaluation.
Further, in this embodiment, the method for simulating the battle situation of ship formation is implemented by the following processes:
step S101: in the test planning stage, test scene planning software carried by a test scene planning computer is used for selecting each test entity participating in the test, firstly, ships participating in the test are selected, and ship-based equipment is equipped for each test ship, wherein the ship-based equipment comprises a ship-based radar, ship-based active interference equipment, outboard active interference equipment, angle anti-interference equipment, foil strip interference equipment and the like;
step S102: after the entity of the equipment to be tested is determined, editing the motion tracks of the weapon equipment to be tested, the ship-borne radar, the outboard active interference equipment, the corner anti-interference equipment and the foil strip interference equipment through test scene planning software;
step S103: after the electronic countermeasure equipment participating in the test is determined, editing an electronic countermeasure strategy of each electronic countermeasure equipment, setting various different types of trigger events, such as a bullet-target distance event, a reconnaissance satellite interception event, an early warning radar interception event, a reconnaissance equipment alarm event, a manual intervention event and the like, and editing corresponding signal description parameters for each trigger event;
step S104: in the test preparation stage, test scene data compiling is carried out through test scene planning software, and a simulation object and a hardware channel are automatically bound according to a preset rule; loading reactance strategy data, target model data and interference model data from a database according to the edited electronic countermeasure strategy to form a data message, and distributing the data message to test display control software and real-time main control software;
step S105: the test display control software loads corresponding primitives according to the entity to be tested contained in the test situation, and loads all trigger events required by the test according to reactance strategy data;
step S106: the real-time main control software configures the working modes of each signal simulation device and each angle simulation device according to the test information;
step S107: the signal simulation control software and the angle simulation control software carry out hardware initialization according to the configuration parameters sent by the real-time main control software;
step S108: in the test proceeding stage, the test display control software receives the working state data of the tested equipment, the working state data of each entity to be tested and the working state data of the hardware channel in real time, displays the test situation in real time and stores the data collected in the test process in real time;
step S109: the method comprises the following steps of judging triggering conditions of triggering events contained in a reactance strategy, automatically triggering the triggering events meeting the conditions, providing an interaction interface of manual intervention events for an operator, and directly selecting the current event to be triggered or cancelled by the operator;
step S110: the real-time master control software responds to the triggered events according to the reactance strategy, cooperatively controls each hardware channel, and synchronously collects the state of each simulation object and the working state of each hardware channel;
step S111: the signal simulation equipment generates signals of corresponding patterns according to control parameters issued by real-time main control software, and equivalently simulates a ship target, ship-borne interference, outboard interference, angle anti-interference, foil strip interference and sea clutter background signals;
step S112: the angle simulation equipment completes corresponding angle simulation according to angle information sent by real-time main control software, equivalently simulates the airspace position of each test entity relative to the tested weaponry under the ship formation scene, synthesizes each angle signal and then injects the synthesized angle signal into a direction-finding channel of the tested equipment, and tests the combat performance of the tested weaponry under the ship formation scene so as to test the effectiveness of a design tactical method;
step S113: after the test is finished, the working state data of the seeker, the working state data of each simulation entity and the manual operation logs recorded in the test process are exported according to an agreed format through test scene planning software, and the exported data is used for subsequent effect evaluation.
The confrontational situation simulation platform and the simulation method according to the present invention will be described below with reference to specific examples.
As shown in fig. 1, a warship formation confrontation situation simulation platform is composed of a receiving front-end device, a signal simulation device, an angle simulation device, a test scene planning computer, a test display control computer, a real-time main control computer and the like.
In the test planning stage, the ship entities participating in the test are selected through test scene planning software carried by a test scene planning computer, and optionally, one aircraft carrier and two destroyers can be added. After the ship entity is determined, ship-based equipment is equipped for each ship, and optionally, a carrier is equipped with 1 ship-based radar, 1 set of ship-based active interference equipment, 1 set of foil strip interference equipment, 1 set of corner anti-interference equipment and 1 set of outboard active interference equipment; optionally, 1 set of carrier-borne active jamming equipment and 1 set of outboard active jamming equipment are respectively equipped for the two destroyers.
After the ship and equipment entity are determined, editing the motion tracks of the weapon equipment to be tested, the aircraft carrier, the destroyer, the ship-borne radar, the ship-borne active interference equipment, the outboard active interference equipment, the angle anti-interference equipment and the foil strip interference equipment through test scene planning software;
after the equipment entities participating in the test are determined, the electronic countermeasure strategy of each equipment can be edited, a plurality of different types of trigger events can be set, and optionally, the working state of each equipment can be triggered by using the shot-to-eye distance event.
In the test preparation stage, test scene data is compiled through test scene planning software, and a simulation object is automatically bound with the signal simulation equipment and the angle simulation channel according to a preset rule, wherein the equipment binding is shown in the following table;
table 1 signal simulation apparatus and angle simulation channel resource allocation table
And the test scene planning software loads the reactance strategy data, the target model data and the interference model data from the database according to the edited electronic countermeasure strategy to form a test fighting situation data message and distributes the test fighting situation data message to the test display control software and the real-time main control software.
The test display control software loads primitives such as an aircraft carrier, a destroyer, a carrier-based radar, a carrier-based active interference device, a foil strip interference device, an angle anti-interference device and an outboard active interference device according to the test entity contained in the test situation, and loads all trigger events required by the test according to reactance strategy data.
And the real-time main control software configures the working modes of the signal simulation equipment and the angle simulation equipment according to the test war and controls the signal simulation equipment and the angle simulation equipment to initialize.
And in the test proceeding stage, the test display control computer receives the working state data of the tested weapon equipment, the working state data of each entity to be tested and the working state data of the hardware channel in real time, displays the test situation in real time and stores the data collected in the test process in real time.
And on the other hand, an interaction interface of manual intervention events is provided for an operator, and the operator can directly select the current event to be triggered or cancelled.
Optionally, the real-time main control software responds to the triggered event according to the reactance strategy, for example, triggers the corresponding event according to the bullet-eye distance specified in table 2, cooperatively controls each signal simulation device and each angle simulation device to work orderly, and synchronously collects the working states of each signal simulation device and each angle simulation device;
the signal simulation equipment generates signals of patterns such as ship target echoes, ship-borne interference, outboard interference, angle anti-interference, foil strip interference and the like under the clutter background according to control parameters issued by the real-time main control software, and equivalently simulates characteristic signals of each piece of equipment to be tested.
The angle simulation equipment carries out angle modulation in real time according to the angle relation between each piece of equipment to be tested and the weapon equipment to be tested, the real-time angle position relation of the aircraft carrier, the expelling ship, the carrier-borne radar, the carrier-borne active interference equipment, the passive interference emission equipment, the inflation angle anti-emission equipment, the outboard active interference equipment and the like relative to the weapon equipment to be tested under the fighting situation of ship formation is equivalently simulated, the carrier-borne radar signals are fed into the passive direction-finding channel of the weapon equipment to be tested through the angle modulation, other signals are respectively modulated in a sum difference mode and a difference signal line, and finally combined into a group of sum difference signal line and difference signal line fed into the active direction-finding channel of the weapon equipment to be tested, and the fighting performance of the weapon equipment to be tested under the ship formation scene is tested.
After the test is finished, the working state data of the seeker, the working state data of each simulation entity and the manual operation logs recorded in the test process are exported according to an agreed format through test scene planning software, the exported data are used for subsequent effect evaluation, and effectiveness is verified.
The embodiment of the invention further provides a system for simulating the warship formation confrontation situation, which comprises the following steps:
a processor for executing a plurality of instructions;
a memory to store a plurality of instructions;
wherein the instructions are used for being stored by the memory and loaded and executed by the processor to carry out the ship formation confrontation situation simulation method.
The embodiment of the invention further provides a computer readable storage medium, wherein a plurality of instructions are stored in the storage medium; the instructions are used for loading and executing the ship formation confrontation situation simulation method by the processor.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the embodiments provided in the present invention, it should be understood that the disclosed system, apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one logical division, and there may be other divisions in actual implementation, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, or in a form of hardware plus a software functional unit.
The integrated unit implemented in the form of a software functional unit may be stored in a computer readable storage medium. The software functional unit is stored in a storage medium and includes several instructions to enable a computer device (which may be a personal computer, a physical machine Server, or a network cloud Server, etc., and needs to install a Windows or Windows Server operating system) to perform some steps of the method according to various embodiments of the present invention. And the aforementioned storage medium includes: various media capable of storing program codes, such as a usb disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk, or an optical disk.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent change and modification made to the above embodiment according to the technical spirit of the present invention are still within the scope of the technical solution of the present invention.
Claims (10)
1. A ship formation confrontation situation simulation platform is characterized by comprising a receiving front-end device, a signal simulation device, an angle simulation device, a test scene planning computer, a test display control computer and a real-time main control computer:
the test scene planning computer is used for realizing test scene planning and scene setting, compiling files and distributing the compiled files to the test display control computer and the real-time main control computer;
the real-time main control computer is used for analyzing the received file and finishing the real-time control of the signal simulation equipment and the angle simulation equipment according to the analysis result; controlling corresponding signal simulation equipment to complete signal simulation of target echoes, interference, clutter and a radiation source; equivalently simulating a ship target, ship-based interference, a ship-based radiation source, outboard interference, angle anti-interference, foil strip interference and a sea clutter background signal; controlling the angle simulation equipment to complete angle control of signals output by each signal simulation equipment, equivalently simulating a spatial domain relation under a real scene, synthesizing each angle signal, injecting the synthesized angle signal into a tested equipment angle measuring system in a line feed mode, and testing the tracking, guidance and anti-interference performance of the tested equipment under the simulated warship formation confrontation situation; the signal simulation equipment is provided with a plurality of signal simulation equipment;
the test display control computer is used for displaying the test situation in real time, and simultaneously displaying and recording the working state information of each piece of equipment to be tested, so that the subsequent performance evaluation can be conveniently carried out;
the receiving front-end equipment is used for receiving the transmitting signals of the tested equipment, dividing the received transmitting signals into multiple paths, and respectively transmitting the multiple paths of the transmitting signals to each signal simulation equipment to be used as excitation of each signal simulation equipment; and simultaneously, the frequency measurement is carried out on the received transmitting signals, and the frequency measurement codes obtained by the frequency measurement are also divided into multiple paths and are respectively sent to each signal simulation device, so that the frequency guiding function is realized.
2. The ship formation confrontation situation simulation platform of claim 1, wherein the receiving front-end equipment comprises a signal distribution chassis and a frequency measurement chassis, wherein the signal distribution chassis is used for receiving a transmission signal of the tested equipment by a wire feeder and distributing the received transmission signal to each signal simulation equipment; the frequency measurement case comprises a single-bit receiver and a drive plate, wherein the single-bit receiver is used for measuring the frequency of an input signal so as to meet the simulation test requirement of the large-bandwidth frequency hopping seeker, and the frequency measurement result is output to the drive plate in a frequency code form; the drive board shunts the frequency measurement code and outputs the frequency measurement code to each signal simulation device through the frequency measurement case shunt, so that the frequency guide function is realized.
3. The ship formation fighting situation simulation platform according to claim 2, wherein the signal simulation device comprises 12 chassis, each chassis can work independently, can receive a seeker transmitting signal output by the receiving front-end device, and performs target, interference or clutter characteristic modulation based on the seeker transmitting signal, generates a target echo and interference according with equipment characteristics and a background clutter signal capable of reflecting a test scene, and equivalently simulates various types of ship targets, ship-borne interference, outboard interference, angle anti-interference, foil strip interference and other interference equipment and sea area backgrounds; the signal simulation equipment can also directly generate radar radiation source signals and equivalently simulate carrier-borne radiation source signals.
4. The warship formation confrontation situation simulation platform of claim 3, wherein the angle simulation device comprises a sum-difference ratio amplitude direction-finding signal simulation case and an interferometer direction-finding signal simulation case; the sum-difference amplitude-comparison direction-finding signal simulation case is used for receiving target echo, interference and clutter signals output by signal simulation equipment, performing sum-difference modulation respectively to generate sum-difference signals for direction finding of a sum-difference amplitude-comparison system seeker, and the sum-difference amplitude-comparison direction-finding signal simulation case can realize at most 12 independent angle simulations and can equivalently simulate 12 angular positions in a ship formation test scene; the interferometer direction-finding signal simulation case is used for receiving radiation source signals output by signal simulation equipment, carrying out multi-path amplitude-phase modulation according to the layout of a passive direction-finding antenna of the tested equipment, generating a phase comparison signal which can be used for direction finding of a phase interferometer body guidance leader and is used for equivalently simulating the angular position of a carrier-borne radiation source, and comprises 8 amplitude-phase modulation links which can adapt to a multi-type passive leader.
5. The warship formation confrontation situation simulation platform of claim 4, wherein the test scene planning computer is configured to run test scene planning software to implement scene setting, hardware resource allocation, target condition editing, interference information editing, radar radiation source editing, clutter signal editing, ballistic and target motion aircraft editing, reactance strategy generation, and test data management functions.
6. The warship formation confrontation situation simulation platform of claim 5, wherein the test display control computer is used for running test display control software to display the test situation in real time and realize the functionalities of test data recording management, test equipment state feedback data receiving, displaying and storing and test process control.
7. The warship formation confrontation situation simulation platform of claim 6, wherein the real-time master control computer is used for running real-time master control software, implementing control functions of test information analysis, simulated target track solution, tested equipment track solution and reactance strategy implementation, and scheduling each signal simulation equipment and angle simulation equipment to generate corresponding signals and angle simulation in real time.
8. A simulation method comprising the ship formation confrontation situation simulation platform of any one of claims 1 to 7, characterized in that the method comprises:
step S1: according to the data information, the test scene planning computer carries out test scene planning and reactance strategy editing;
step S2: the test scene planning computer acquires data information to form a data message, and distributes the data message to the test display control computer and the real-time main control computer;
step S3: the test display control computer completes the loading of the entity primitives to be tested and the reactance trigger event according to the test information;
step S4: the real-time main control computer completes the configuration and initialization of the working modes of the signal simulation equipment and the angle simulation equipment according to the test information;
step S5: in the test process, the test display control computer receives the working state data of the tested equipment, each entity to be tested and the hardware channel in real time, displays the test situation in real time and stores the test process data in real time;
step S6: the real-time main control computer responds to the trigger event according to the reactance strategy and cooperatively controls each hardware channel to work;
step S7: the signal simulation equipment generates corresponding signals according to control parameters sent by a real-time main control computer, and equivalently simulates a ship target, ship-borne interference, outboard interference, angle anti-interference, foil strip interference and a sea clutter background signal;
step S8: the angle simulation equipment completes corresponding angle simulation according to angle information sent by the real-time main control computer, equivalently simulates the airspace position of each tested entity relative to the tested equipment in a ship formation scene, synthesizes each angle signal and injects the synthesized angle signal into a direction-finding channel of the tested equipment to test the performance of the tested equipment in the ship formation scene;
step S9: after the test is finished, the working state data of the seeker, the working state data of each simulation entity and the manual operation log recorded in the test process are exported through the test scene planning computer and used for subsequent effect evaluation.
9. A warship formation confrontation situation simulation platform system is characterized by comprising:
a processor for executing a plurality of instructions;
a memory to store a plurality of instructions;
wherein the plurality of instructions are to be stored by the memory and loaded and executed by the processor to perform the simulation method of claim 8.
10. A computer-readable storage medium having stored therein a plurality of instructions; the plurality of instructions for being loaded by a processor and for performing the simulation method of claim 8.
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