CN114185470A - Aircraft structure fault processing expert system - Google Patents
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Abstract
The invention relates to an aircraft structure fault processing expert system, and belongs to the field of aircraft structures. An aircraft structure fault processing expert system structurally comprises a man-machine interaction module, an inference engine module, an interpreter module, a database module, a knowledge base module and a knowledge acquisition module; the invention has the following advantages: experience and solutions in the process of processing structural faults by airplane structural designers are extracted, cured and integrated into an expert system, so that the designers and ground service personnel can process various structural faults of the airplane in a targeted manner, the capability of the designers for solving the problem of the structural faults is improved, and the ground service personnel can conveniently and effectively repair and maintain the structural faults in time.
Description
Technical Field
The invention relates to an aircraft structure fault processing expert system, and belongs to the field of aircraft structures.
Background
The expert system is an intelligent computer program system, which contains a large amount of knowledge and experience of expert level in a certain field and can utilize the knowledge of human experts and a problem solving method to process the problem in the field, namely a computer program system simulating human experts to solve the problem in the field.
The airplane structure is used as a framework of an airplane, various faults can occur in the stages of production, manufacturing, use and maintenance, corresponding solutions need to be provided for the faults by structural designers, and the establishment of the solutions is based on the general criteria of structural design and the experience of the designers in the past fault treatment is referred for reference. On one hand, for new structural design employees, in the face of airplane structural faults, the help belt of old employees is needed, the new employees are guided to complete the formulation of a solution by the experience of the old employees, the capability of the new employees to independently solve the problems is gradually developed, and meanwhile, the old employees can continuously accumulate the experience of the professional field in the treatment of various structural faults; on the other hand, in the maintenance process of the outfield airplane, ground service personnel need to participate in guidance from the side when facing various structural faults of the airplane, and provide a corresponding solution by combining the knowledge and experience of the structure of the airplane mastered by the ground service personnel to finish the treatment of the faults. Above-mentioned aircraft structure fault handling, to new and old staff and ground service personnel, all need constantly to temper the ability of handling aircraft structure fault through the study and experience summary of certain time. Patent CN106227199B relates to an expert system for monitoring automobile failure; the patent CN104331543A relates to a fault diagnosis expert system and a building method for a ship electric propulsion system, which cannot be applied to the fault treatment of an airplane structure due to the limitation of the application field.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides an aircraft structure fault processing expert system, which integrates an aircraft structure fault phenomenon and a corresponding solution in the working process of an aircraft structure designer into the expert system in a library mode, so that the designer and ground crew can quickly provide the corresponding solution when encountering the aircraft structure fault, and the fault processing efficiency is improved.
In order to achieve the purpose, the invention adopts the following technical scheme: an aircraft structure fault processing expert system structurally comprises a man-machine interaction module, an inference engine module, an interpreter module, a database module, a knowledge base module and a knowledge acquisition module;
the human-computer interaction module is connected with the inference engine module and the interpreter module, transmits information with a user and the inference engine module through a human-computer interaction interface, and receives information of the interpreter module;
the inference machine module is connected with the human-computer interaction module, the interpreter module, the database module and the knowledge base module, transmits information with the human-computer interaction module, the database module and the knowledge base module, and simultaneously sends information to the interpreter module;
the interpreter module is connected with the inference engine module and the human-computer interaction module and is used for transmitting the received inference engine module information to the human-computer interaction module;
the database module is connected with the inference engine module and the knowledge acquisition module and is used for receiving the information of the knowledge acquisition module and simultaneously transmitting the information with the inference engine module;
the knowledge base module is connected with the knowledge acquisition module and the inference engine module and is used for carrying out information transmission with the inference engine module and receiving the information of the knowledge acquisition module;
the knowledge acquisition module is used for updating and maintaining the expert system knowledge base module and the database module.
Preferably, the acquisition mode of the knowledge acquisition module comprises a structural fault examination and management list, a technical report and an aircraft structure field expert.
Preferably, the user comprises a structure designer and a ground service person.
Preferably, the human-computer interaction interface is provided with a wing body structure unit and an undercarriage unit, and a user logs in the expert system and selects the wing body structure unit and the undercarriage unit according to the fault position on the human-computer interaction interface.
Preferably, a fault processing unit, a system maintenance unit and a help unit are arranged below the wing body structure unit and the landing gear unit;
based on fault phenomenon, the fault processing unit pops up corresponding fault reason and solution according to contents of searched knowledge base module or database module;
the system maintenance unit updates and maintains the system by using the authority of an administrator based on a structural fault examination list and a technical report or the experience of an expert in the field of airplane structure;
the help unit contains structure maintenance rules and structure maintenance manuals, and when the expert system does not provide a fault handling solution, the user can refer to and use the related help content.
The working principle is as follows: structural failure examination orders and technical reports are integrated into the database module and the knowledge base module as the acquisition mode of the knowledge acquisition module, the information is used as the basic material of the inference engine module and is fed back to the human-computer interaction interface through the interpreter module according to structural failure phenomena, and a user obtains failure reasons and a processing solution through the human-computer interaction interface.
Compared with the prior art, the invention has the following advantages: experience and solutions in the process of processing structural faults by airplane structural designers are extracted, cured and integrated into an expert system, so that the designers and ground service personnel can process various structural faults of the airplane in a targeted manner, the capability of the designers for solving the problem of the structural faults is improved, and the ground service personnel can conveniently and effectively repair and maintain the structural faults in time.
Drawings
FIG. 1 is a block diagram of an expert system architecture according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an expert system in accordance with an embodiment of the present invention;
FIG. 3 is a schematic diagram of an expert system login interface in accordance with an embodiment of the present invention;
FIG. 4 is a schematic diagram of an expert system use interface in accordance with an embodiment of the present invention;
FIG. 5 is a diagram of a search results interface of an expert system in accordance with an embodiment of the present invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying figures 1-5: an aircraft structure fault handling expert system is shown in figure 1, and structurally comprises a user, a human-computer interaction interface, an inference engine, an interpreter, a database, a knowledge base and knowledge acquisition; wherein, the user comprises a structure designer and a ground service worker; the knowledge acquisition comprises a structural fault examination and management list, a technical report and an aircraft structure field expert;
the human-computer interaction interface is connected with the inference machine and the interpreter, and is used for transmitting information with a user and the inference machine through the human-computer interaction interface and receiving information of the interpreter;
the inference machine is connected with the human-computer interaction interface, the interpreter, the database and the knowledge base, transmits information with the human-computer interaction interface, the database and the knowledge base and sends the information to the interpreter;
the interpreter is connected with the inference engine and the human-computer interaction interface and is used for transmitting the received inference engine information to the human-computer interaction interface;
the database is connected with the inference engine and the knowledge acquisition and is used for receiving the information acquired by the knowledge and simultaneously transmitting the information with the inference engine;
the knowledge base is connected with the knowledge acquisition and inference machine and is used for transmitting information with the inference machine and receiving the knowledge acquisition information;
knowledge acquisition is used for updating and maintaining the expert system knowledge base and the database.
Structural fault management orders and technical reports, and experience of experts in the field of aircraft structure are integrated into a database and a knowledge base as a knowledge acquisition mode, the knowledge is used as basic materials of an inference engine and is fed back to a human-computer interaction interface through an interpreter according to structural fault phenomena, and a user obtains fault reasons and a processing solution through the human-computer interaction interface.
As shown in fig. 2, the aircraft structure fault handling expert system includes: expert system, wing body structure, landing gear, fault handling, system maintenance, help; the help comprises a structure maintenance rule and a structure maintenance manual, and is convenient for reference, reference and study of a user; the failure processing comprises failure reasons and failure solutions.
As shown in fig. 3-5, the human-computer interaction interface is provided with a wing body structure and an undercarriage, and after a user logs in an expert system, the user selects the human-computer interaction interface according to the fault position; fault processing, system maintenance and assistance are arranged under the wing body structure and the undercarriage; after a user logs in a login interface of an aircraft structure fault handling expert system, clicking a wing body structure button or an undercarriage button according to the position of a fault, then entering a system use interface, clicking fault handling, inputting fault phenomenon keywords, clicking a search button, giving a fault reason and a solution by the system, and finishing fault handling by maintenance personnel or ground service personnel according to the solution.
Specifically, a user selects a wing body structure or an undercarriage after logging in an expert system, pops up a system use interface, and selects fault processing, system maintenance or assistance according to needs; the fault processing is based on fault phenomena, searching is carried out according to structural fault keywords, and the system pops up corresponding fault reasons and solutions according to the content of a knowledge base or a database; the system maintenance is based on the structural fault examination list, technical report or the experience of field experts, and the system is updated and maintained by using the authority of an administrator; the help comprises a structure maintenance regulation and a structure maintenance manual, a user can learn about the structure maintenance and the maintenance of the airplane according to the help content, and when the expert system does not provide a fault handling solution, fault handling measures are provided by referring to the related help content.
The above examples are merely preferred embodiments of the present invention and are not to be construed as limiting the invention. The modules and units can be selected and set according to requirements. Any extensions, modifications, etc. of ordinary skill in the art without departing from the principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. An aircraft structural fault handling expert system, characterized by: the structure of the system comprises a man-machine interaction module, an inference engine module, an interpreter module, a database module, a knowledge base module and a knowledge acquisition module;
the human-computer interaction module is connected with the inference engine module and the interpreter module, transmits information with a user and the inference engine module through a human-computer interaction interface, and receives information of the interpreter module;
the inference machine module is connected with the human-computer interaction module, the interpreter module, the database module and the knowledge base module, transmits information with the human-computer interaction module, the database module and the knowledge base module, and simultaneously sends information to the interpreter module;
the interpreter module is connected with the inference engine module and the human-computer interaction module and is used for transmitting the received inference engine module information to the human-computer interaction module;
the database module is connected with the inference engine module and the knowledge acquisition module and is used for receiving the information of the knowledge acquisition module and simultaneously transmitting the information with the inference engine module;
the knowledge base module is connected with the knowledge acquisition module and the inference engine module and is used for carrying out information transmission with the inference engine module and receiving the information of the knowledge acquisition module;
the knowledge acquisition module is used for updating and maintaining the expert system knowledge base module and the database module.
2. An aircraft structure failure handling expert system as defined in claim 1 wherein: the acquisition mode of the knowledge acquisition module comprises a structural fault examination and management list, a technical report and an aircraft structure field expert.
3. An aircraft structure failure handling expert system as defined in claim 1 wherein: the users comprise structural designers and ground service personnel.
4. An aircraft structure failure handling expert system as defined in claim 1 wherein: the human-computer interaction interface is provided with a wing body structure unit and an undercarriage unit, and a user logs in an expert system and selects the human-computer interaction interface according to the fault position.
5. An aircraft structure failure handling expert system according to claim 4 wherein: a fault processing unit, a system maintenance unit and a help unit are arranged below the wing body structure unit and the undercarriage unit;
based on fault phenomenon, the fault processing unit pops up corresponding fault reason and solution according to contents of searched knowledge base module or database module;
the system maintenance unit updates and maintains the system by using the authority of an administrator based on a structural fault examination list and a technical report or the experience of an expert in the field of airplane structure;
the help unit contains structure maintenance rules and structure maintenance manuals, and when the expert system does not provide a fault handling solution, the user can refer to and use the related help content.
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| CN202111551511.9A CN114185470A (en) | 2021-12-17 | 2021-12-17 | Aircraft structure fault processing expert system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111551511.9A CN114185470A (en) | 2021-12-17 | 2021-12-17 | Aircraft structure fault processing expert system |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104331543A (en) * | 2014-10-17 | 2015-02-04 | 中国船舶重工集团公司第七一二研究所 | Fault diagnostic expert system for marine electrical propulsion system and establishing method thereof |
| CN106533754A (en) * | 2016-11-08 | 2017-03-22 | 北京交通大学 | Fault diagnosis method and expert system for college teaching servers |
| CN106875015A (en) * | 2015-12-11 | 2017-06-20 | 中国航空工业集团公司成都飞机设计研究所 | A kind of airplane fault diagnostic method and system |
| CN111581739A (en) * | 2020-04-22 | 2020-08-25 | 中国直升机设计研究所 | Helicopter intelligent fault diagnosis method based on fault tree and case reasoning |
-
2021
- 2021-12-17 CN CN202111551511.9A patent/CN114185470A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104331543A (en) * | 2014-10-17 | 2015-02-04 | 中国船舶重工集团公司第七一二研究所 | Fault diagnostic expert system for marine electrical propulsion system and establishing method thereof |
| CN106875015A (en) * | 2015-12-11 | 2017-06-20 | 中国航空工业集团公司成都飞机设计研究所 | A kind of airplane fault diagnostic method and system |
| CN106533754A (en) * | 2016-11-08 | 2017-03-22 | 北京交通大学 | Fault diagnosis method and expert system for college teaching servers |
| CN111581739A (en) * | 2020-04-22 | 2020-08-25 | 中国直升机设计研究所 | Helicopter intelligent fault diagnosis method based on fault tree and case reasoning |
Non-Patent Citations (1)
| Title |
|---|
| 常浩等: "某型飞机起落架故障诊断专家***设计研究", 《飞机设计》, vol. 29, no. 5, 15 October 2009 (2009-10-15), pages 24 - 28 * |
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