CN112631553B - Radar servo system model building method, computer equipment and storage medium - Google Patents
Radar servo system model building method, computer equipment and storage medium Download PDFInfo
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- CN112631553B CN112631553B CN202011414545.9A CN202011414545A CN112631553B CN 112631553 B CN112631553 B CN 112631553B CN 202011414545 A CN202011414545 A CN 202011414545A CN 112631553 B CN112631553 B CN 112631553B
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000013461 design Methods 0.000 claims abstract description 21
- 238000010586 diagram Methods 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 6
- 230000001133 acceleration Effects 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000000306 component Substances 0.000 description 3
- 238000004590 computer program Methods 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 239000008358 core component Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
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- 230000000644 propagated effect Effects 0.000 description 2
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/10—Requirements analysis; Specification techniques
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/36—Preventing errors by testing or debugging software
- G06F11/3604—Software analysis for verifying properties of programs
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/20—Software design
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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
Abstract
The application discloses a radar servo system model building method, a computer device and a storage medium, wherein the method comprises the following steps: s01: constructing a demand model of a radar servo system by using a SysML demand graph, and capturing the system demand of the radar servo system; s02: creating a validity index block by using a SysML block definition map, and capturing key technical indexes of the radar servo system as value attributes of the validity index block; s03: creating a system architecture block by using a SysML block definition diagram, identifying the internal structure of the radar servo system, determining the composition attribute of the system architecture block, and respectively creating the corresponding value attribute under the composition attribute; s04: creating a constraint module by using the SysML block definition map; s05: establishing a binding connection relation between a system variable in the radar servo system and a shape parameter of the constraint module by using a SysML parameter diagram; s06: and instantiating the composition attribute and the value attribute of the radar servo system, and verifying whether the system design meets the system requirement.
Description
Technical Field
The application relates to the field of model-based system engineering design. And more particularly, to a radar servo system model building method, a computer device, and a storage medium.
Background
Load characteristic analysis is a key link in the overall design of a radar servo system, and directly influences the scheme design of subsequent electric and structural parts and the selection of core parts. At present, when load characteristic analysis is carried out, a large amount of generated information is recorded in a scheme report in a text form, so that consistency and traceability between design and demand information are difficult to evaluate. In the early design stage, due to the uncertainty of requirements, the technical input indexes are repeatedly modified, and the load analysis and calculation formula is complex, so that the design efficiency is lower, and the requirements of weapon equipment on equipment performance, cost, development period and the like are not met. Therefore, a novel research and development mode of the radar servo system based on the model system engineering is researched, and the modeling system design thought is gradually substituted for the document type design, so that the method has great strategic and practical significance.
Disclosure of Invention
To solve at least one of the above problems, an object of the present application is to provide a radar servo system model building method, including:
s01: constructing a demand model of a radar servo system by using a SysML demand graph, and capturing the system demand of the radar servo system;
s02: creating a validity index block by using a SysML block definition map, and capturing key technical indexes of the radar servo system as value attributes of the validity index block;
s03: creating a system architecture block by using a SysML block definition diagram, identifying the internal structure of the radar servo system, determining the composition attribute of the system architecture block, and respectively creating the corresponding value attribute under the composition attribute;
s04: creating a constraint module by using the SysML block definition map;
s05: establishing a binding connection relation between a system variable in the radar servo system and a shape parameter of the constraint module by using a SysML parameter diagram;
s06: and instantiating the composition attribute and the value attribute of the radar servo system, and verifying whether the system design meets the system requirement.
The system requirements include functional requirements and performance requirements.
The constraint module is used for establishing a mathematical relationship expression, determining the design of a core part and establishing a refinement relationship between model elements and system requirements;
the mathematical relational expression is used for calculation of the radar servo load characteristic.
The system variables include the key technical indicators and the value attributes of the core components.
The core part comprises a motor and a transmission mechanism.
The key technical indexes comprise maximum angular velocity, maximum angular acceleration, inertial load, wind load, friction load and eccentric moment.
A second aspect of the application proposes a computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, said processor implementing the method as proposed in the first aspect of the application when executing said program.
A third aspect of the present application proposes a storage medium having stored therein instructions which, when run on a computer, cause the computer to perform the method proposed by the first aspect of the present application.
The beneficial effects of the application are as follows:
the application aims to solve the defect of repeated design of the load characteristic part of the current radar servo system, introduces a radar servo system load characteristic model based on SysML into the overall servo design process, effectively improves the design efficiency, and ensures the consistency and traceability of the design and the requirements from the model level.
Drawings
The following describes the embodiments of the present application in further detail with reference to the drawings.
FIG. 1 is a step diagram of a method for modeling a radar servo system of the present application;
fig. 2 is a block diagram of a computer device according to an embodiment of the present application.
Detailed Description
In order to more clearly illustrate the present application, the present application will be further described with reference to preferred embodiments and the accompanying drawings. Like parts in the drawings are denoted by the same reference numerals. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and that this application is not limited to the details given herein.
In one aspect, an embodiment of the present application provides a method for modeling a radar servo system, as shown in FIG. 1, the first embodiment includes
S01: a demand model of the radar servo system is constructed by using a SysML demand graph, and the system demand of the radar servo system is captured, wherein the system demand is accurate, clear in logic and verifiable, and comprises functional demands and performance demands.
S02: a SysML block definition diagram creation block is used for capturing key technical indexes of the radar servo system as value attributes, wherein the key technical indexes comprise maximum angular velocity, maximum angular acceleration, inertial load, wind load, friction load and eccentric moment;
s03: a SysML block definition diagram creation block is used for identifying the internal structure of the radar servo system and determining the composition attribute of the block, wherein the composition attribute mainly comprises a motor and a transmission mechanism, corresponding value attributes under the motor and the transmission mechanism are respectively created, the value attributes under the motor comprise the number of the motor, the rated rotation speed, the rated torque, the safety coefficient and the overload coefficient, and the corresponding value attributes under the transmission mechanism comprise the reduction ratio of a transmission chain and the like;
s04: creating a constraint module by using the SysML block definition diagram, wherein the constraint module is used for building a mathematical relationship expression, determining the design of a core part and building a refinement relationship between model elements and system requirements;
the mathematical relationship expression is used for calculating the load characteristic of the radar servo system;
the core part comprises a motor and a transmission mechanism;
s05: establishing a binding connection relation between a system variable in the radar servo system and a shape parameter of the constraint module by using a SysML parameter diagram;
the system variables include the key technical indicators and the value attributes of the core components.
S06: and instantiating the composition attribute and the value attribute of the radar servo system, and verifying whether the system design meets the system requirement.
In the embodiment, the radar servo system model can cover the load characteristic analysis of all types of radar servo systems by instantiating technical input indexes of different types of radar servo systems, convert the radar servo system from document-based system engineering (DBSE) to model-based system engineering (MBSE), package the repeated design part into a model, effectively improve the design efficiency and ensure the consistency and traceability of the design and the requirements from the model level.
Second embodiment:
fig. 2 shows a schematic structural diagram of a computer device according to a second embodiment of the present application. The computer device 50 shown in fig. 2 is merely an example and should not be construed as limiting the functionality and scope of use of embodiments of the present application. As shown in FIG. 2, computer device 50 is in the form of a general purpose computing device. Components of computer device 50 may include, but are not limited to: one or more processors or processing units 500, a system memory 516, and a bus 501 that connects the various system components, including the system memory 516 and the processing units 500.
Bus 501 represents one or more of several types of bus structures, including a memory bus or memory controller, a peripheral bus, an accelerated graphics port, a processor, and a local bus using any of a variety of bus architectures. By way of example, and not limitation, such architectures include Industry Standard Architecture (ISA) bus, micro channel architecture (MAC) bus, enhanced ISA bus, video Electronics Standards Association (VESA) local bus, and Peripheral Component Interconnect (PCI) bus.
Computer device 50 typically includes a variety of computer system readable media. Such media can be any available media that is accessible by computer device 50 and includes both volatile and nonvolatile media, removable and non-removable media.
The system memory 516 may include computer system readable media in the form of volatile memory, such as Random Access Memory (RAM) 504 and/or cache memory 506. The computer device 50 may further include other removable/non-removable, volatile/nonvolatile computer system storage media. By way of example only, storage system 508 may be used to read from and write to non-removable, nonvolatile magnetic media (not shown in FIG. 2, commonly referred to as a "hard disk drive"). Although not shown in fig. 2, a magnetic disk drive for reading from and writing to a removable non-volatile magnetic disk (e.g., a "floppy disk"), and an optical disk drive for reading from or writing to a removable non-volatile optical disk (e.g., a CD-ROM, DVD-ROM, or other optical media) may be provided. In these cases, each drive may be coupled to bus 501 through one or more data medium interfaces. Memory 516 may include at least one program product having a set (e.g., at least one) of program modules configured to carry out the functions of embodiment one.
A program/utility 510 having a set (at least one) of program modules 512 may be stored, for example, in a memory 516, such program modules 512 including, but not limited to, an operating system, one or more application programs, other program modules, and program data, each or some combination of which may include an implementation of a network environment. Program modules 512 generally perform the functions and/or methods in the embodiments described herein.
The computer device 50 may also communicate with one or more external devices 70 (e.g., keyboard, pointing device, display 60, etc.), one or more devices that enable a user to interact with the computer device 50, and/or any devices (e.g., network card, modem, etc.) that enable the computer device 50 to communicate with one or more other computing devices. Such communication may occur through an input/output (I/O) interface 502. Moreover, computer device 50 may also communicate with one or more networks such as a Local Area Network (LAN), a Wide Area Network (WAN) and/or a public network, such as the Internet, through network adapter 514. As shown in fig. 2, network adapter 514 communicates with other modules of computer device 50 over bus 501. It should be appreciated that although not shown in fig. 2, other hardware and/or software modules may be used in connection with computer device 50, including, but not limited to: microcode, device drivers, redundant processing units, external disk drive arrays, RAID systems, tape drives, data backup storage systems, and the like.
The processor unit 500 executes various functional applications and data processing by running programs stored in the system memory 516, for example, implementing the method provided by the first embodiment of the present application.
Third embodiment:
another embodiment of the present application provides a computer-readable storage medium having stored thereon a computer program which, when executed by a processor, implements the method provided by the first embodiment described above. In practical applications, the computer-readable storage medium may take the form of any combination of one or more computer-readable media. The computer readable medium may be a computer readable signal medium or a computer readable storage medium.
The computer readable storage medium can be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or a combination of any of the foregoing. More specific examples (a non-exhaustive list) of the computer-readable storage medium would include the following: an electrical connection having one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing. In this embodiment, a computer-readable storage medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device.
The computer readable signal medium may include a propagated data signal with computer readable program code embodied therein, either in baseband or as part of a carrier wave. Such a propagated data signal may take any of a variety of forms, including, but not limited to, electro-magnetic, optical, or any suitable combination of the foregoing. A computer readable signal medium may also be any computer readable medium that is not a computer readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device.
Program code embodied on a computer readable medium may be transmitted using any appropriate medium, including but not limited to wireless, wireline, optical fiber cable, RF, etc., or any suitable combination of the foregoing. Computer program code for carrying out operations of the present application may be written in any combination of one or more programming languages, including an object oriented programming language such as Java, smalltalk, C ++ and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The program code may execute entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's computer and partly on a remote computer or entirely on the remote computer or server. In the case of a remote computer, the remote computer may be connected to the user's computer through any kind of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or may be connected to an external computer (for example, through the Internet using an Internet service provider).
It should be understood that the foregoing examples of the present application are provided merely for clearly illustrating the present application and are not intended to limit the embodiments of the present application, and that various other changes and modifications may be made therein by one skilled in the art without departing from the spirit and scope of the present application as defined by the appended claims.
Claims (3)
1. A method for establishing a radar servo system model is characterized by comprising the following steps of
S01: constructing a demand model of a radar servo system by using a SysML demand graph, and capturing the system demand of the radar servo system;
s02: creating a validity index block by using a SysML block definition map, and capturing key technical indexes of the radar servo system as value attributes of the validity index block;
s03: creating a system architecture block by using a SysML block definition diagram, identifying the internal structure of the radar servo system, determining the composition attribute of the system architecture block, and respectively creating the corresponding value attribute under the composition attribute;
s04: creating a constraint module by using the SysML block definition map;
s05: establishing a binding connection relation between a system variable in the radar servo system and a shape parameter of the constraint module by using a SysML parameter diagram;
s06: instantiating composition attributes and value attributes of the radar servo system, and verifying whether system design meets the system requirements;
the system requirements include functional requirements and performance requirements;
the constraint module is used for establishing a mathematical relationship expression, determining the design of a core part and establishing a refinement relationship between model elements and system requirements;
the mathematical relationship expression is used for calculating the load characteristic of the radar servo system;
the system variables comprise the key technical indexes and the value attributes of the core parts;
the core part comprises a motor and a transmission mechanism;
the key technical indexes comprise maximum angular velocity, maximum angular acceleration, inertial load, wind load, friction load and eccentric moment.
2. A computer device comprising a memory, a processor and a program stored in the memory, wherein the processor implements the method of claim 1 when executing the program.
3. A storage medium having a program stored therein, which when run, implements the method of claim 1.
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| CN113917859B (en) * | 2021-08-25 | 2023-09-29 | 北京无线电测量研究所 | Method for constructing complex safety logic link model of radar servo system |
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