CN114154951A - Railway wagon operation management system - Google Patents

Abstract

The application discloses railway freight car operation management system. The system comprises a technical information management subsystem and a service process management subsystem; the technical information management subsystem is in communication connection with the service process management subsystem; the technical information management subsystem integrally manages the design information and the maintenance technical information of the railway wagon so as to support the maintenance service of the railway wagon; the service process management subsystem carries out process control on the maintenance service of the railway wagon by relying on the information support of the technical information management subsystem, and realizes information collection of the maintenance service process. The railway wagon operation management system realizes the association between the maintenance data generated in the service process and the wagon design through the technical information management subsystem and the service process management subsystem, thereby realizing the effective management of the railway wagon operation, maintenance and maintenance states, acquiring the maintenance and maintenance data more accurately and timely, and further realizing better maintenance and maintenance service.

Description

Railway wagon operation management system

Technical Field

The application relates to the technical field of railway wagons, in particular to a railway wagon operation management system.

Background

Railway wagons have wide application in the field of railway transportation. When the operation of the railway freight car is out of order or the inspection result is poor, the maintenance operation of the railway freight car is usually required. The maintenance of the railway freight car comprises factory maintenance, section maintenance, auxiliary maintenance and the like, most of the maintenance is not carried out in manufacturing enterprises, so that the butt joint with different external systems is obstructed, and the maintenance data is difficult to cooperate. Therefore, the operation management of the railway freight car is very inconvenient.

In addition, the manufacturing enterprise does not have an operation, maintenance, development and management tool of a system, operation, maintenance and maintenance data are mainly defined, transmitted, managed and maintained by people, and a fault knowledge base for managing fault information is also lacked, so that the fault data is collected incompletely and untimely, and the data reporting effectiveness and accuracy are poor. The failure problem processing has no retrieval and reference, and mainly depends on problems such as experience, so that the effect of maintenance of the railway freight car and the satisfaction degree of customers are influenced, and an instructive basis cannot be provided for product improvement and optimization.

In order to solve the above problems, truck manufacturing enterprises also introduce various data management software, but still lack management of the operation, maintenance and maintenance state of the rail trucks, and the accuracy and timeliness of the data are also poor.

Disclosure of Invention

Based on the problem, the application provides a railway freight car operation management system to realize the effective management to railway freight car operation maintenance state, promote operation maintenance data's accuracy and ageing.

The embodiment of the application discloses the following technical scheme:

the application provides a railway freight car operation management system includes: a technical information management subsystem and a service process management subsystem; the technical information management subsystem is in communication connection with the service process management subsystem;

the technical information management subsystem is used for integrally managing the design information and the maintenance technical information of the railway wagon so as to support the maintenance service of the railway wagon;

the service process management subsystem is used for carrying out process control on maintenance service of the railway wagon by relying on information support of the technical information management subsystem, and information collection of the maintenance service process is achieved.

Optionally, the railway wagon operation management system further comprises: a product quality improvement subsystem; the service process management subsystem is in communication connection with the product quality improvement subsystem;

the product quality improvement subsystem is used for collecting quality data of the railway wagon through the service process management subsystem; and obtaining a quality improvement scheme for the railway wagon based on the association of the quality data and the design information.

Optionally, the technical information management subsystem in the railway wagon operation management system includes:

the system comprises a service bill of materials (SBOM) creation and management module, an Interactive Electronic Technical Manual (IETM) compilation, management and maintenance module, a maintenance work card management and maintenance module, a spare part definition and management module and a maintenance knowledge management module;

the SBOM creating and managing module is used for creating the SBOM based on a design bill of materials (EBOM), realizing management of maintenance data and spare parts based on the SBOM, realizing design of a training manual, a maintenance manual and a product function display process based on a three-dimensional model, and realizing integrated collaborative research and development of design, manufacture and maintenance;

the IETM compiling, managing and maintaining module is used for realizing the IETM manufacturing of the railway wagon based on the S1000D and GJB6600 interactive electronic manual functions;

the maintenance work card management and maintenance module is used for managing the maintenance work card through the SBOM and realizing the template, code, type, attribute, version, authority, examination and signature flow, change and technical state management of the maintenance work card;

the spare part defining and managing module is used for managing spare part information by the SBOM and realizing the association between a spare part atlas and design information and the association between the spare part atlas and loading information;

and the maintenance knowledge management module is used for summarizing and managing various information related to maintenance of the railway wagon.

Optionally, the EBOM includes one or more of the following:

a body system, a bogie system, a coupler draft gear system, a brake system, or a vehicle interior equipment system.

Optionally, the SBOM comprises a maintenance plan based on the rail wagon in service, section and repair; the maintenance plan includes an inspection item and a maintenance item;

the SBOM also includes functional description, compositional description, disassembly and installation, maintenance, fault description, fault isolation, and graphical parts catalog for the different parts of the EBOM.

Optionally, the repair work card management and maintenance module is configured to implement template, coding, type, attribute, version, authority, examination and signature process, change, and technical state management of the repair and maintenance work card.

Optionally, the spare part defining and managing module is configured to define a spare part album including images and texts, associate the spare part album with the design information, and associate the spare part album with the loading information; and when the design information is changed, the spare part album and the loading information respond to the change of the design information.

Optionally, the service process management subsystem in the railway wagon operation management system includes: the system comprises a maintenance process management module, an internet of things intercommunication and health prediction module and a fault knowledge base;

the maintenance process management module is used for establishing a task distribution stream platform to ensure that the service requirements and backlog of a user are responded, recording maintenance data in a standardized way and calling an interactive electronic technical manual IETM to carry out maintenance guidance;

the system comprises an Internet of things intercommunication and health prediction module, a railway wagon running state monitoring module and a control module, wherein the Internet of things intercommunication and health prediction module is used for realizing Internet of things intercommunication control of the running state of the railway wagon through an Internet of things technology; acquiring on-track running data of the rail wagon, establishing a mathematical model to perform analog simulation and mathematical calculation on the running data of the rail wagon, realizing monitoring of running states, health assessment and performance prediction of the wagon, and giving a running control suggestion of the rail wagon;

the fault knowledge base is used for carrying out classified management on faults of the rail wagon and supporting the retrieval of the fault knowledge of the rail wagon.

Optionally, the fault knowledge base is specifically configured to manage fault information according to any one of the following external fault information classification management modes or any one of the following internal fault information classification management modes;

the external fault information classification management mode comprises the following steps:

managing fault information of parts by designing a bill of materials (EBOM) structure based on the vehicle type;

managing fault information aiming at a railway bureau or a train section where a fault occurs;

according to three different fault types of factory repair, section repair and auxiliary repair: (ii) a

Managing fault information according to the fault level;

according to the repair cost;

according to the maintenance period;

the internal fault information classification management mode comprises the following steps:

managing according to the whole life cycle stage of the product;

managing according to three stages of factory entry, working procedure and external application;

aiming at the trial production of new vehicle types, management is carried out according to the collection, the entry, the analysis, the rectification and the verification of three items of quality problems, faults and accidents.

Optionally, the subsystem for improving the quality of the product in the railway freight car operation management system includes:

the system comprises a quality data collection and analysis module, a quality data mining and product optimization design module and a product quality improvement module;

the quality data collection and analysis module is used for collecting quality data from the service process management subsystem; recording and managing the quality data in a fully structured data management mode to realize the statistics of the quality data; performing trend analysis of index calculation based on the counted quality data with problems to generate a quality report of the railway wagon;

the quality data mining module is used for determining design problems and non-design problems in the quality problems and acquiring a processing scheme for the quality problems;

and the product quality improvement module is used for feeding back the running data and the maintenance data of the railway wagon to a product design link based on the incidence relation between the real vehicle and the virtual vehicle so as to realize product design.

Compared with the prior art, the method has the following beneficial effects:

the application provides a railway freight car operation management system includes: a technical information management subsystem and a service process management subsystem; the technical information management subsystem is in communication connection with the service process management subsystem; the technical information management subsystem is used for integrally managing the design information and the maintenance technical information of the railway wagon so as to support the maintenance service of the railway wagon; the service process management subsystem is used for carrying out process control on maintenance service of the railway wagon by relying on information support of the technical information management subsystem, and information collection of the maintenance service process is achieved. According to the railway wagon operation management system, the association between the maintenance data generated in the service process and the wagon design is achieved through the technical information management subsystem and the service process management subsystem, so that the railway wagon operation maintenance state can be effectively managed, the maintenance data can be acquired more accurately and timely, and better maintenance and maintenance service is achieved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of a railway wagon operation management system according to an embodiment of the present disclosure;

FIG. 2 is a schematic diagram of a technical information management subsystem;

FIG. 3 is a schematic diagram of creating an SBOM based on EBOM;

FIG. 4 is a schematic illustration of IETM design and management;

FIG. 5 is a schematic view of an album of spare parts;

FIG. 6 is a schematic diagram of a service process management subsystem;

FIG. 7 is a schematic view of an interface for the service process management subsystem to view by the outfield task;

FIG. 8 is a schematic diagram of the configuration of an Internet of things interworking and health prediction module;

fig. 9 is a schematic structural diagram of another operation management system for rail wagons according to an embodiment of the present application;

FIG. 10 is a schematic diagram of a product quality improvement subsystem;

FIG. 11 is a schematic flow chart of product improvement based on quality statistics;

FIG. 12 is a schematic diagram of product quality improvement based on digital twinning techniques;

fig. 13 is a schematic diagram illustrating an implementation effect of the operation management system for rail wagons according to the embodiment of the present application.

Detailed Description

As described above, there is no management solution for the operation, repair and maintenance status of the railway freight car, and the accuracy and timeliness of the data are also poor. This brings inconvenience to the operation, maintenance and repair of the railway freight car. Based on this, the embodiment of the application provides a railway freight car operation management system, in order to solve this problem.

In order to make the technical solutions of the present application better understood, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. 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 application.

Fig. 1 is a schematic structural diagram of a railway wagon operation management system 100 according to an embodiment of the present disclosure. The railway wagon operation management system 100 shown in fig. 1 includes a technical information management subsystem 101 and a service process management subsystem 102. The technical information management subsystem 101 is communicatively coupled to the service process management subsystem 102.

The technical information management subsystem 101 is used for integrally managing the design information and the maintenance technical information of the railway wagon so as to support the maintenance service of the railway wagon; and the service process management subsystem 102 is used for carrying out process control on the maintenance service of the railway wagon by relying on the information support of the technical information management subsystem 101, and realizing information collection of the maintenance service process.

The railway wagon operation management system 100 provided by the embodiment of the application realizes the association between the maintenance data generated in the service process and the wagon design through the technical information management subsystem 101 and the service process management subsystem 102, so that the effective management of the railway wagon operation, maintenance and maintenance state can be realized, the maintenance and maintenance data can be acquired more accurately and timely, and further, better maintenance and maintenance service can be realized.

Alternatively, refer to the structural schematic diagram of the technical information management subsystem shown in fig. 2. As shown in fig. 2, the technical information management subsystem 101 in the railway wagon operation management system 100 includes:

the system comprises a service Bill of materials (SBOM) creation and management module, an Interactive Electronic Technical Manual (IETM) compilation, management and maintenance module, a service card management and maintenance module, a spare part definition and management module and a service and maintenance knowledge management module.

The technical information management subsystem 101 performs systematic management of maintenance service technical data according to models, realizes integrated management of design and maintenance technical information, quickly converts design information into service information, has high-quality IETM delivery capability, and provides support for various maintenance service services in a technical management level.

The SBOM creating and managing module is used for creating the SBOM based on a design Bill of materials (EBOM), realizing maintenance data and spare part accessory management based on the SBOM, realizing the design of a training manual, a maintenance manual and a product function display process based on a three-dimensional model, and realizing the integrated collaborative research and development of design, manufacture, maintenance and protection.

FIG. 3 is a schematic diagram of creating an SBOM based on EBOM. In fig. 3 NX70A exemplarily indicates the model of a truck. As can be seen from fig. 3, the EBOM may include one or more of the following: a body system, a bogie system, a coupler draft gear system, a brake system, or a vehicle interior equipment system. Wherein the bogie systems include, but are not limited to: rocker arms, booms, tie rods, etc. The specific component configurations of the above portions are not limited in the embodiments of the present application. The design Bill of materials (EBOM) and Manufacturing Bill of materials (MBOM) of a railway freight car may be the same or different in basic constitution. For example, the MBOM may also include one or more of the following: a body system, a bogie system, a coupler draft gear system, a brake system, or a vehicle interior equipment system.

The SBOM maintenance configuration adds a physical maintenance unit to each portion of the aforementioned EBOM or MBOM. As shown in FIG. 3, SBOM includes maintenance plans based on the trucks being serviced, staged and assisted; the maintenance plan includes an inspection item and a maintenance item. In addition, the SBOM also includes functional descriptions, compositional descriptions, removal and installation, maintenance, fault descriptions, fault isolation and parts catalog illustrations of the different parts in the EBOM. The maintenance is taken as an example, and includes an inspection item and a repair item.

SBOM management includes: the system comprises the functions of establishing and optimizing the maintenance BOM, managing and maintaining after-sale technical content based on the maintenance BOM, managing the version of the technical content, managing engineering change of the maintenance BOM and related technical information, managing electronic workflow, sharing and exchanging the technical information, managing a system interface and the like.

And the IETM compiling, managing and maintaining module is used for realizing the fabrication of the IETM of the railway wagon based on the functions of the interactive electronic manual of the S1000D standard and the GJB6600 standard. Fig. 4 is a schematic diagram of IETM design and management. As shown in fig. 4, the IETM design and management includes a structured information element, a structured information content management system, a content repository, and an automated publishing engine. Wherein the automated distribution engine is not limited to printing, PDF, Web, and CD-ROM, among others.

The IETM system is suitable for compiling, managing, changing, issuing and using various business links of the manual, and also supports the management of documents of other enterprises of the express company. Including configuration systems, content authoring systems, content management systems, distribution systems, and presentation of delivery forms.

The ITEM system is based on a standard and open technical solution so as to meet the business requirements of customers in compiling, managing, publishing/publishing manuals. The scheme follows an advanced XML-based information processing flow and adopts an advanced automatic information processing technology as much as possible so as to reduce the information application cost and the maintenance workload to the maximum extent and simultaneously efficiently produce the handbooks which meet the requirements of customers.

In the content authoring phase, it is the process by which editors and reviewers import, create, and edit documents. In the process, the information input template is adopted, so that the purposes of forcibly executing the compiling specification of the manual and facilitating the user to input the content are achieved.

In the management phase, a process of managing access to the information content of the distributed storage is implemented. All manuals refer to data and documents that are categorized and organized in a structured manner and stored in the content management system information base. In order to meet the requirements of various content creations and releases, the information base will also store information such as document structures, document object metadata, graphic images, etc.

In the publishing stage, the information publishing process based on a single data source is realized, and different display modes are made for the same data set stored in the information base in a mode of creating a style template. Meanwhile, a document for a specific product can be generated through customization, and the XML document is converted into a format matched with a delivery platform (such as PDF, Web, CD-ROM and the like) through further configuration.

During the delivery and operation phases, a process of generating and tracking delivery documents is implemented that assists end users and customers in the convenient and efficient use of documents in their work environment.

A manual document will go through the different stages of the above-described flow, thereby constituting the life cycle of the document. Documents consist of text, lists, tables, graphics, and images organized in a structured manner and can be integrated with engineering and production data from other business system databases. And finally, delivering the data to the end user in different formats required by different platforms. The method is released in a Web form, and agile, accurate and effective technical support services can be provided for the maintenance and the repair activities of products through an intuitive operation interface, abundant multimedia tools and a guided fault isolation expert system, so that the field maintenance man-hour is effectively shortened, the fault isolation and removal efficiency is improved, and the technical grade requirement of field technicians is reduced.

And the maintenance work card management and maintenance module is used for managing the maintenance work card through the SBOM and realizing the template, the code, the type, the attribute, the version, the authority, the examination and signature process, the change and the technical state management of the maintenance work card. The maintenance work card is used as a technical basis for field maintenance and technical support, the system can retrieve and issue the relevant service work card from the system according to field service requirements, and the system can support mobile equipment end issuing and batch printing.

And the spare part definition and management module is used for managing spare part information by using an SBOM (system based on object model) to realize the association between the spare part atlas and the design information and the association between the spare part atlas and the loading information. The SBOM is used as a core to manage spare part information, so that one machine and one book delivery is achieved, and single machine management of the SBOM is realized.

Optionally, the spare part definition and management module is configured to define a spare part album including images and texts, associate the spare part album with design information, and associate the spare part album with loading information; and when the design information is changed, the spare part album and the loading information are made to respond to the change of the design information. Fig. 5 is a schematic diagram of an album of spare parts. As can be readily seen in connection with fig. 5, each constituent element of the accessory is identified by the reference numeral (r) to (r) so that the person reading the album can learn the constituents and connections.

And the maintenance knowledge management module is used for summarizing and managing various information related to maintenance of the railway wagon. The method realizes the maintenance data management based on a single data source, and summarizes information from all parties, including OEMs, suppliers, service centers, customers and the like. And various data including service information, part information, price and the like can be exchanged with other enterprise-level information systems based on the SBOM.

Optionally, the service process management subsystem 102 in the railway wagon operation management system 100 includes: the system comprises a maintenance process management module, an internet of things intercommunication and health prediction module and a fault knowledge base. FIG. 6 is a schematic diagram of the service process management subsystem 102.

And the maintenance process management module is used for establishing a task distribution flow platform to ensure that the service requirements and backlogs of the users are responded, recording maintenance data in a standardized manner and calling an interactive electronic technical manual IETM to carry out maintenance guidance.

Maintenance process management, which covers the whole process of service from requirement receiving, problem positioning, service plan making, resource scheduling, service execution (on-site), result and maintenance, and resource consumption record. And a portable maintenance auxiliary terminal (PMA) is used for executing maintenance tasks, and performing completion recording, vehicle data acquisition and feedback. The development of the outfield task viewing, the maintenance operation guidance, the maintenance work card management and the completion record feedback are respectively described below.

For outfield task review: before executing the field task, a work package for the current task (preventive inspection or field maintenance task) can be downloaded from the service process management subsystem 102. The task work package contains task requirements and related data, such as related information of subtask items, scheduled completion time, maintenance parts, maintenance stations, maintenance personnel, spare parts and the like. Secondly, the account record information of the vehicle related to the maintenance task and relevant basic information are transmitted to the service process management subsystem, and the main transmission information is as follows: vehicle account structure tree, legacy problems, field tasks, fault libraries, maintenance records, personnel, spare parts and other related information data. FIG. 7 is a schematic diagram of an interface for the service process management subsystem 102 to view for the outfield task. As shown in fig. 7, the field maintenance personnel can see a plurality of functional controls such as a job ticket, a business trip report, a left-over problem, fault information, a standing book record, data acquisition, data management and setting and the like through the portable maintenance assistant terminal.

For maintenance work guidance: and in the process of supporting the execution of the field maintenance task, the technical manual, the maintenance manual, the operation manual, the maintenance manual and other reference manuals in the IETM system are provided for the maintenance personnel to check and refer.

For repair work card management: the maintenance work card is used as a carrier of field maintenance records, and can carry out standardized records on maintenance activities, resource consumption and responsible persons executed on the field in an electronic or manual recording mode, and support deviation degree statistics of actual maintenance activities and work cards as a basis for improving technical information.

For as-built recording feedback: the field maintenance personnel can perform structured filling of the task completion operation feedback report in the system, namely the completion condition of the task, the use condition of spare parts, the business trip condition of personnel, the leaving problem of the task, the fault information of vehicles and the like.

The system comprises an Internet of things intercommunication and health prediction module, a health prediction module and a control module, wherein the Internet of things intercommunication and health prediction module is used for realizing Internet of things intercommunication control of the running state of the railway wagon through the Internet of things technology; the method comprises the steps of collecting on-track running data of the rail wagon, establishing a mathematical model to carry out analog simulation and mathematical calculation on the running data of the rail wagon, realizing monitoring of running states of the wagon, health assessment and performance prediction, and giving a running control suggestion of the rail wagon.

The internet of things intercommunication and health prediction module is applied through the internet of things technology and is connected with key parts of the truck, so that the working state tracking of the key parts of the truck is realized, and guarantees are provided for the data acquisition, data analysis, data display, health monitoring, optimal design, intelligent service, visual information display and the like of the operation conditions of the key parts. Fig. 8 shows the structure of the internet of things interworking and health prediction module. Referring to fig. 8, the internet of things intercommunication and health prediction module includes system application, data processing, data acquisition, and internet of things intercommunication. The system application comprises state monitoring, service intelligence, health assessment, performance prediction and operation control suggestion. The following are described one by one.

1) Interconnection of things

Through the application of the internet of things technology, key parts of the truck are connected, the intercommunication and the control of the key parts are realized, and the guarantee is provided for the data acquisition, the data analysis, the data display, the health monitoring, the optimization design, the intelligent service, the visual information display and the like of the operation conditions of the key parts.

2) Data acquisition

The service process management subsystem provides an outfield data acquisition function, and realizes the acquisition, uploading, storage and management of key process data and final data of real objects of key parts through the Internet of things. And the collection of batch number information, self-service information, replacement spare part information, unprocessed fault information, vehicle history information and other typical characteristic values of the vehicle structure tree by maintenance personnel on site is supported, and the vehicle related information is updated synchronously in the existing ERP system.

3) Data processing

The collected data are counted and calculated, data display is carried out according to a template defined by a user, modes such as data, graphs and tables are provided, and the working state of key parts of the truck, relevant test and operation information and the like are displayed.

4) System applications

Wherein, the state monitoring: the health index data of each subsystem and component in the truck are subjected to online real-time monitoring and data threshold diagnosis, and are distinguished by different color marks through a configuration diagram, a function diagram and list parameters, so that a user can more intuitively master the current state of the specified component, and the real-time monitoring of the running state of the key component is realized.

Service intelligence: the system supports warranty and service data analysis, provides reports, signboards, analysis reports and query tools, and provides a powerful analysis tool for identifying the root cause of problems found in each link of warranty, service, quality and the like.

Health assessment: and based on the current real-time monitoring data, evaluating key parts of the truck by calling a specific health evaluation algorithm, and displaying a health evaluation result. For example, the bogie system "healthy", the coupler draft gear system "healthy", the brake gear system "sub-healthy", and the vehicle interior equipment system "healthy" are shown.

Performance prediction: based on historical monitoring data and current real-time monitoring data, the historical data are automatically analyzed by calling a specific performance prediction algorithm, the future trend is predicted, and the display is more intuitively carried out in a curve mode. Wherein, the historical data and the forecast data can be displayed by different colors or line types respectively.

Operation control suggestion: the operation control suggestion can be given according to data such as state monitoring, fault detection isolation, health state evaluation and blessing, prediction and the like, and the operation control suggestion can be related to the operation control steps checked in the interactive electronic technical manual. Wherein, the operation control suggestion may include but is not limited to: part name, fault phenomenon, prediction continuation time, fault influence, maintenance strategy and maintenance time limit. As an example, the maintenance strategy may be determined according to categories, for example, category 1 requires immediate shutdown for maintenance, category 2 requires shutdown for maintenance at the end of a task, category 3 requires maintenance for the next time, and category 4 requires maintenance according to a prediction plan.

And the fault knowledge base is used for carrying out classified management on the faults of the rail wagon and supporting the retrieval of the fault knowledge of the rail wagon. And providing a fault knowledge base, and managing the faults in different categories by the system. The system sets the access authority of the fault knowledge base, the user accesses the fault knowledge base based on the role, and the contents of the fault knowledge base accessed by different roles are different. Through the management of fault information, intelligent retrieval of fault knowledge can be realized, and retrieval hit rate is continuously improved through the autonomous learning function of the system.

Optionally, the fault knowledge base is specifically configured to manage the fault information according to any one of the following external fault information classification management modes or any one of the following internal fault information classification management modes.

The external fault information classification management mode comprises the following steps:

managing fault information of parts by designing a bill of materials (EBOM) structure based on the vehicle type;

managing fault information aiming at a railway bureau or a train section where a fault occurs;

according to three different fault types of factory repair, section repair and auxiliary repair: (ii) a

Managing fault information according to the fault level;

according to the repair cost;

according to the maintenance period;

the internal fault information classification management mode comprises the following steps:

managing according to the whole life cycle stage of the product;

managing according to three stages of factory entry, working procedure and external application;

aiming at the trial production of new vehicle types, management is carried out according to the collection, the entry, the analysis, the rectification and the verification of three items of quality problems, faults and accidents.

Use of information about faults: engineers can quickly search relevant fault information through key values of fault types, vehicle types, cost, time, railway bureaus, vehicle sections and the like. Engineers quickly obtain solutions to failures based on existing failures and solutions.

In an alternative implementation, the quality of the railway wagon product can be improved through a railway wagon operation management system. Referring to fig. 9, a schematic structural diagram of another railway wagon operation management system 900 according to an embodiment of the present application is shown. The railway wagon operation management system 900 shown in fig. 9 includes a technical information management subsystem 101, a service process management subsystem 102, and a product quality improvement subsystem 103. The service process management subsystem 102 is in communication connection with the product quality improvement subsystem 103;

a product quality improvement subsystem 103 for collecting quality data of the rail wagon through the service process management subsystem 102; and obtaining a quality improvement scheme for the railway wagon based on the correlation between the quality data and the design information.

The development of the product is an iterative, spiral-type ascending process, and various quality problems inevitably occur in the processes of production, test and use. By establishing the product quality improvement subsystem, the quality problems in the whole service life of the product are recorded, analyzed, corrected and closed-loop, so that the correctness of the technical state of the equipment in the use and maintenance stages is effectively ensured.

Fig. 10 is a schematic diagram of the structure of the product quality improvement subsystem 103. As shown in fig. 10, a product quality improvement subsystem 103 in the railway wagon operation management system includes: the system comprises a quality data collection and analysis module, a quality data mining and product optimization design module and a product quality improvement module.

A quality data collection and analysis module for collecting quality data from the service process management subsystem 102; recording and managing the quality data in a fully structured data management mode to realize the statistics of the quality data; and performing trend analysis of index calculation based on the counted quality data with problems to generate a quality report of the railway wagon.

And the quality data collection and analysis module collects quality data from a PDM system, an ERP system, an MES system, a TDM system, a service process management subsystem and the like, and arranges the quality data based on a quality data template. And analyzing the quality data and calculating indexes based on the counted quality problem data to obtain quality analysis statistical data and variation trend, and outputting various quality problem reports based on a quality data template. And the design department can carry out product optimization design based on the quality report of the quality change trend.

And the quality data mining module is used for determining the design problem and the non-design problem in the quality problem and acquiring a processing scheme for the quality problem. FIG. 11 is a schematic flow chart of product improvement based on quality statistics. As shown in fig. 11, the product quality improvement subsystem collects quality data, performs statistics, analysis, and index calculation of the quality data, and obtains quality analysis statistical data. And correspondingly processing the counted quality data aiming at different problems.

Aiming at important urgent quality problems, judging the type of the quality problems, submitting design problems to a design department, and carrying out design improvement; and (4) solving the non-design problem by specifically processing specific problems. Aiming at the common problem analyzed by the quality data statistics, whether the common problem is a design problem needs to be judged, and the design problem needs to be submitted to a design department for design improvement; and (4) solving the non-design problem by specifically processing specific problems. Specific analysis is carried out on other specific quality problems aiming at the specific problems, and the design problems need to be submitted to a design department for design improvement; and (4) solving the non-design problem by specifically processing specific problems. And obtaining a quality data statistical calculation result through the statistics, analysis and index calculation of the quality data, and performing corresponding treatment on different problems to form a closed treatment loop of the quality problems.

And the product quality improvement module is used for feeding back the running data and the maintenance data of the railway wagon to a product design link based on the incidence relation between the real vehicle and the virtual vehicle so as to realize product design.

In the specific implementation of the product quality improvement module, the digital twinning technique is applied to the product quality improvement. The digital twin is a simulation process integrating multidisciplinary, multi-physical quantity, multi-scale and multi-probability by fully utilizing data such as a physical model, sensor updating, operation history and the like, and mapping is completed in a virtual space, so that the full life cycle process of corresponding entity equipment is reflected. It can be understood as a tool for iterative optimization of product design.

The incidence relation between the real vehicle and the virtual vehicle is established through a digital twin technology, the vehicle operation data and the maintenance data are fed back to a product design link, the product optimization design is realized, a benign product development iterative loop is formed, the product performance is improved, and the quick response of the product development is realized. The product quality improvement characteristic based on the digital twinning technology is as follows:

the real-time interaction and all-around state comparison of the dynamic physical and virtual equipment is changed from static index comparison; the analysis mode based on the physical equipment characteristics is converted into the analysis mode based on the association and fusion of the physical and virtual equipment characteristics.

By improving the product quality based on the digital twinning technology, the product optimization design is realized, and a benign product development iteration loop is formed, so that the product performance is improved, and the quick response of product development is realized. Fig. 12 is a schematic diagram of product quality improvement based on the digital twinning technique.

In the embodiment of the application, the operation maintenance of the wagon and the improvement of the product quality are realized by starting from the operation maintenance of the wagon through the railway wagon operation management system, the operation maintenance capability of the wagon is improved from the aspects of technology, management, decision and the like, the improvement scheme of the wagon product is provided, and the product quality and the core competitiveness are further improved.

Fig. 13 is a schematic diagram illustrating an implementation effect of the operation management system for rail wagons according to the embodiment of the present application. The system establishes technical service and product technical state information of a single data source within a product life cycle. High quality technical service is provided for the product during its use and maintenance. The weapon analyzes and feeds back tea service information, and provides basis for continuous improvement of products.

The advantages of the railway wagon operation management system are described as follows:

(1) the accuracy of maintenance service information is improved, and the maintenance efficiency is improved.

A product-centered technical information management subsystem is established, technical service and product technical state information of a single data source are established in the whole life cycle of a product, accurate management and application of maintenance data are achieved, and quality and efficiency of maintenance are improved.

(2) The field problem is quickly responded, and the customer satisfaction is improved.

A product technology service platform oriented to use and maintenance is established, fault information online input and quick information query services are provided in the product use and maintenance process, a problem-oriented solution is quickly searched and obtained, and high-quality technology service is provided for products. Through the internet of things based on the internet of things technology, the running conditions of the parts of the truck are obtained in real time, the running problems of the truck are found in time, the health prediction and the preventive maintenance are realized, and the running rate of the truck is improved.

(3) The continuous improvement of the product is realized, and the product quality is improved.

Connecting after-sale quality service with product design, establishing a product improvement optimization design environment facing to field fault quality problems, collecting the field fault quality problems, analyzing and feeding back product service information, and providing a basis for continuous product improvement. And obtaining a product improvement optimization design scheme through big data analysis, and further carrying out optimization design on the product and improving the product quality.

It should be noted that, in the present specification, all the embodiments are described in a progressive manner, and the same and similar parts among the embodiments may be referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the apparatus and system embodiments, since they are substantially similar to the method embodiments, they are described in a relatively simple manner, and reference may be made to some of the descriptions of the method embodiments for related points. The above-described embodiments of the apparatus and system are merely illustrative, and the units described as separate parts may or may not be physically separate, and the parts suggested 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 modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.

The above description is only one specific embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. A railway freight car operation management system, comprising: a technical information management subsystem and a service process management subsystem; the technical information management subsystem is in communication connection with the service process management subsystem;

the technical information management subsystem is used for integrally managing the design information and the maintenance technical information of the railway wagon so as to support the maintenance service of the railway wagon;

the service process management subsystem is used for carrying out process control on maintenance service of the railway wagon by relying on information support of the technical information management subsystem, and information collection of the maintenance service process is achieved.

2. The system of claim 1, further comprising: a product quality improvement subsystem; the service process management subsystem is in communication connection with the product quality improvement subsystem;

the product quality improvement subsystem is used for collecting quality data of the railway wagon through the service process management subsystem; and obtaining a quality improvement scheme for the railway wagon based on the association of the quality data and the design information.

3. The system of claim 1, wherein the technical information management subsystem comprises:

the system comprises a service bill of materials (SBOM) creation and management module, an Interactive Electronic Technical Manual (IETM) compilation, management and maintenance module, a maintenance work card management and maintenance module, a spare part definition and management module and a maintenance knowledge management module;

the SBOM creating and managing module is used for creating the SBOM based on a design bill of materials (EBOM), realizing management of maintenance data and spare parts based on the SBOM, realizing design of a training manual, a maintenance manual and a product function display process based on a three-dimensional model, and realizing integrated collaborative research and development of design, manufacture and maintenance;

the IETM compiling, managing and maintaining module is used for realizing the IETM manufacturing of the railway wagon based on the S1000D and GJB6600 interactive electronic manual functions;

the maintenance work card management and maintenance module is used for managing the maintenance work card through the SBOM and realizing the template, code, type, attribute, version, authority, examination and signature flow, change and technical state management of the maintenance work card;

the spare part defining and managing module is used for managing spare part information by the SBOM and realizing the association between a spare part atlas and design information and the association between the spare part atlas and loading information;

and the maintenance knowledge management module is used for summarizing and managing various information related to maintenance of the railway wagon.

4. The system of claim 3, wherein the EBOM comprises one or more of the following:

a body system, a bogie system, a coupler draft gear system, a brake system, or a vehicle interior equipment system.

5. The system of claim 3 or 4, wherein the SBOM comprises a maintenance plan based on the rail wagon in service, section and overhaul; the maintenance plan includes an inspection item and a maintenance item;

the SBOM also includes functional description, compositional description, disassembly and installation, maintenance, fault description, fault isolation, and graphical parts catalog for the different parts of the EBOM.

6. The system of claim 3, wherein the repair shop card administration and maintenance module is configured to implement template, code, type, attribute, version, authority, audit trail procedures, changes and technical status management of the repair shop card.

7. The system of claim 3, wherein the spare part definition and management module is configured to define an album of spare parts including images and texts, associate the album of spare parts with the design information, and associate the album of spare parts with the loading information; and when the design information is changed, the spare part album and the loading information respond to the change of the design information.

8. The system of claim 1, wherein the service process management subsystem comprises: the system comprises a maintenance process management module, an internet of things intercommunication and health prediction module and a fault knowledge base;

the maintenance process management module is used for establishing a task distribution stream platform to ensure that the service requirements and backlog of a user are responded, recording maintenance data in a standardized way and calling an interactive electronic technical manual IETM to carry out maintenance guidance;

the system comprises an Internet of things intercommunication and health prediction module, a railway wagon running state monitoring module and a control module, wherein the Internet of things intercommunication and health prediction module is used for realizing Internet of things intercommunication control of the running state of the railway wagon through an Internet of things technology; acquiring on-track running data of the rail wagon, establishing a mathematical model to perform analog simulation and mathematical calculation on the running data of the rail wagon, realizing monitoring of running states, health assessment and performance prediction of the wagon, and giving a running control suggestion of the rail wagon;

the fault knowledge base is used for carrying out classified management on faults of the rail wagon and supporting the retrieval of the fault knowledge of the rail wagon.

9. The system according to claim 8, wherein the fault knowledge base is specifically configured to manage fault information according to any one of the following external fault information classification management modes or any one of the following internal fault information classification management modes;

the external fault information classification management mode comprises the following steps:

managing fault information of parts by designing a bill of materials (EBOM) structure based on the vehicle type;

managing fault information aiming at a railway bureau or a train section where a fault occurs;

according to three different fault types of factory repair, section repair and auxiliary repair: (ii) a

Managing fault information according to the fault level;

according to the repair cost;

according to the maintenance period;

the internal fault information classification management mode comprises the following steps:

managing according to the whole life cycle stage of the product;

managing according to three stages of factory entry, working procedure and external application;

aiming at the trial production of new vehicle types, management is carried out according to the collection, the entry, the analysis, the rectification and the verification of three items of quality problems, faults and accidents.

10. The system of claim 2, wherein the product quality improvement subsystem comprises:

the system comprises a quality data collection and analysis module, a quality data mining and product optimization design module and a product quality improvement module;

the quality data collection and analysis module is used for collecting quality data from the service process management subsystem; recording and managing the quality data in a fully structured data management mode to realize the statistics of the quality data; performing trend analysis of index calculation based on the counted quality data with problems to generate a quality report of the railway wagon;

the quality data mining module is used for determining design problems and non-design problems in the quality problems and acquiring a processing scheme for the quality problems;

and the product quality improvement module is used for feeding back the running data and the maintenance data of the railway wagon to a product design link based on the incidence relation between the real vehicle and the virtual vehicle so as to realize product design.

Images