CN102831152A - FMEA (Failure Mode And Effects Analysis) process auxiliary and information management method based on template model and text matching - Google Patents
FMEA (Failure Mode And Effects Analysis) process auxiliary and information management method based on template model and text matching Download PDFInfo
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Abstract
一种基于模板模型和文本匹配的FMEA过程辅助和信息管理方法，它有五大步骤：一、将系统划分为层次，并将每个层次划分为模块；二、对每一个模块分别建立初步的模板模型，填充模板内容；三、进行FMEA分析，填写数据项时，先选中它，并指定该数据项所关联的模块；软件显示该模块对应的模板模型，该模板内容将会自动填充到数据项上；四、用户在模板内容的基础上做适当的修改，文本内容比较模块将比较修改后的数据项和模板内容的一致性，如果该一致性低于设定的阈值，将提示用户是否需要添加新的模板以匹配该数据项；五、FMEA分析的结果表格根据设定的格式输出为RTF格式文件或微软的Word软件能编辑的DOC、DOCX格式的文件。
A FMEA process assistance and information management method based on template model and text matching, which has five major steps: 1. Divide the system into levels, and divide each level into modules; 2. Establish a preliminary template for each module Model, fill in the template content; 3. For FMEA analysis, when filling in the data item, select it first, and specify the module associated with the data item; the software displays the template model corresponding to the module, and the template content will be automatically filled into the data item 4. The user makes appropriate modifications on the basis of the template content, and the text content comparison module will compare the consistency between the modified data item and the template content. If the consistency is lower than the set threshold, it will prompt the user whether to Add a new template to match the data item; 5. The result table of FMEA analysis is output as an RTF format file or a DOC or DOCX format file that can be edited by Microsoft Word software according to the set format.
Description
(1) technical field
The present invention relates to the auxiliary and approaches to IM of a kind of FMEA (Failure mode and effects analysis, fault modes and effect analysis) process based on template model and text matches.To the FMEA of present Safety-Critical System work exist labor intensive, time cost too much, the problem of analytic process information and analysis result difficult management; The present invention carries out the FMEA process information management through template model and text matches technology and generates with auxiliary; This method will effectively improve the efficient of FMEA work; Make FMEA analytic process information obtain systematized repeated use, in addition, the FMEA analysis result also generates more easily and upgrades.Belong to FMEA safe reliability technical field.
(2) background technology
FMEA (Failure mode and effects analysis; Fault modes and effect analysis) is mainly used in Safety-Critical System; So-called Safety-Critical System refers to its inefficacy can threaten human lives and properties; Perhaps physical environment is caused bigger destruction, typical Safety-Critical System has nuclear power station reactor control system, aircraft airborne system, bullet train whistle control system, vehicle transmission control system, Medical Devices etc.Along with development of human society; Under the driving of pursuing performance; The complicacy of Safety-Critical System improves gradually; Security incident of bringing thus and potential safety hazard are also more and more, and such as warm river in Zhejiang Province motor-car accident in 2011, the incidents such as Volkswagen's seven fast double-clutch speed changer potential faults that take place during 2012 3.15 all were the focuses of social concerns.
FMEA systematically discusses in issue in 1949 " the military program file MIL-P-1629 of U.S. army " the earliest; Reifer published thesis at internal authority magazine " IEEE Transactions on Reliability " in 1979, and the FMEA technology is introduced software field.At present FMEA is one of the analytical technology of main flow of analyzing security and the reliability of soft, hardware system.FMEA is a kind of analytical technology that makes progress the end of from; Purpose is through confirming the failure mode of bottom module; Thereby follow the trail of its failure cause, incipient fault and weak link, reach the security of raising system and the purpose of reliability the influence discovery system of top each level.
Present FMEA aid mainly contains two types, business software and open source software, and wherein the representative of business software is the RelexFMEA that Relex software comprises; FMEA module in the Isograph software; The FMEAGEN of " The Aerospace Corporation " company exploitation; Homemade software has Beijing Institute of Aeronautics can tie up the MetaFMEA among the ARMS.The representative of open source software is OpenFMECA.These softwares can realize that the workflow management of FMEA and report are living automatically, have also all adopted database technology.Yet existing FMEA Core Generator does not all have the information in can effectively management and use analytic process; Patent of the present invention will utilize template model and text matches technology to realize more high-efficiency information typing of FMEA, and the more comprehensive systematized management of course of work information.
(3) summary of the invention
(1) purpose: the purpose of this invention is to provide the auxiliary and approaches to IM of a kind of FMEA process based on template model and text matches.Purpose is to improve the efficient of FMEA work, makes the FMEA course of work have more high-efficiency information typing, and course of work information can obtain more comprehensive systematized management.
(2) technical scheme: the technical scheme that its technical matters of patented claim solution of the present invention is taked is:
The method that patent of the present invention is set forth is that the form through application software realizes, the technical scheme explanation that this instructions is described be the method and approach that reaches the said purpose of patent of the present invention, concrete software copyright separate case application.
No matter carry out FMEA and analyze, be to software, hardware or mechanical-physical system, need be level with system divides at first all, and with rational granularity each level is divided into module.Be illustrated in figure 1 as the most general a kind of dividing mode, system is divided into 3 layers, i.e. the bottom, middle layer and the superiors, and actual FMEA may be divided into more level, perhaps only is divided into 2 layers.Circular or oval representation module among Fig. 1, module can comprise the module (diagrammatic representation is nested circular or ellipse) of more segmentation.Wherein the line of the module between the different layers representes that the fault of the module of low layer can be transmitted to the module of corresponding high level.
The result that FMEA analyzes is that the form with form provides.General type example in Fig. 2 of the analysis result form of FMEA provides.The course of work of FMEA can be regarded the process of filling in this form as.
Template and template model are used for assisting fills in this form.Template refers to passage, template through model form tissue and show the new data organization model that so-called model refers to is tree-shaped, level, ring-type etc. are used always here.The model of template is responsible for one group of template of Classification Management.Can show and revise template model through template management module, and further add, delete and revise the template of its management.
Template is divided three classes, i.e. bottom module failure mode template, middle layer failure effect template and finally influence template.The template corresponding model also is divided three classes, and manages above-mentioned three class templates respectively.The corresponding template model of each module among Fig. 1.
The literal of each lattice of the form as a result that the FMEA among Fig. 2 analyzes all has corresponding relation with some templates.
Before beginning FMEA analyzes,, each module is set up preliminary template model respectively, the filling template content according to experience in the past.
Carry out FMEA when analyzing, in the time of need filling in a data item, the user at first chooses this data item at every turn, and specify this data item related module.Software shows the template model that this module is corresponding automatically, and the user can select suitable template in template model, and this template content will be filled on the selected data item automatically then.
The user can make suitable modification on the basis of template content; Make content more meet the needs of analysis; After the user confirms to revise; The content of text comparison module will more amended data item and the consistance of template content, if this consistance is lower than some preset threshold, whether the prompting user need be added new template to mate this data item.If the user confirm to add new template, then get into template management module, carry out template and add, and after withdrawing from template and adding, between editor's last time the template of data item and new interpolation, set up corresponding relation, and require the user to confirm above-mentioned corresponding relation.
At last; The form as a result that FMEA analyzes can be output as RTF (Rich Text Format with the form of various settings; Rich text formatting) the Word software of file or the Microsoft DOC that can edit, the file of DOCX form, the explanation of output format is stored in the output profiles.
In sum, the auxiliary and approaches to IM of a kind of FMEA process of the present invention based on template model and text matches, these method concrete steps are following:
Step 1: with system divides is level, and with rational granularity each level is divided into module.
Step 2:, each module is set up preliminary template model respectively, the filling template content according to experience in the past.
Step 3: carry out FMEA when analyzing, in the time of need filling in a data item, the user at first chooses this data item at every turn, and specify this data item related module.Software shows the template model that this module is corresponding automatically, and the user can select suitable template in template model, and this template content will be filled on the selected data item automatically then.
Step 4: the user can make suitable modification on the basis of template content; Make content more meet the needs of analysis; After the user confirms to revise; The content of text comparison module will more amended data item and the consistance of template content, if this consistance is lower than some preset threshold, whether the prompting user need be added new template to mate this data item.If the user confirm to add new template, then get into template management module, carry out template and add, and after withdrawing from template and adding, between editor's last time the template of data item and new interpolation, set up corresponding relation, and require the user to confirm above-mentioned corresponding relation.
The form as a result that step 5: FMEA analyzes is output as the DOC that the Word software of RTF (Rich Text Format, rich text formatting) file or Microsoft can edit, the file of DOCX form according to the form of setting.
(4) description of drawings
Fig. 1 is by analytic system level and Module Division figure
Fig. 2 FMEA result exports the form exemplary plot
Fig. 3 is the workflow diagram of the method for the invention
(5) embodiment
The embodiment that its technical matters of patented claim solution of the present invention is taked is:
The method that patent of the present invention is set forth is that the form through application software realizes; What the embodiment of this instructions was told about is a kind of software realization mode that can realize the said method of patent of the present invention, and software itself is concrete realizes that code will be as the application of software copyright separate case.
Need be level at first, and each level is divided into module with rational granularity with system divides.Be illustrated in figure 1 as the most general a kind of dividing mode.The level of system and model are divided figure and are realized through OpenGL (Open Graphics Library).OpenGL is the graphic package interface of specialty, be one powerful, call bottom shape library easily, can be used for realizing three-dimensional or two dimensional model figure.
The result that FMEA analyzes is that the form with form provides, and general type example in Fig. 2 of the analysis result form of FMEA provides, and each data item in this form all is stored in the embedded database.So-called embedded database refers to the database that is embedded in the application program; Issue with application program; User's impression is less than its existence; Can adopt SQLite to realize administering and maintaining of embedded database, SQLite is the embedded database management software of increasing income, and can be embedded in the application software with the form of dynamic link library.
Template refers to passage, template through model form tissue and show the new data organization model that so-called model refers to is tree-shaped, level, ring-type etc. are used always here.Template is divided three classes, i.e. bottom module failure mode template, middle layer failure effect template and finally influence template, and template also is to be stored in the embedded database, three class templates are three forms in the corresponding embedded database respectively.
The organize models of template is responsible for one group of template of Classification Management, and template model is with the stored in form of XML (Extensible Markup Language).Can come indicating template organize models through template management module, and further show, add, delete and revise the template of its management.In the template model through logging template corresponding data consistency that guarantees template model and embedded database for ID number in embedded database.Refer to the indications of the data item of the table of storing template data in the embedded database ID described here number.
Before beginning FMEA analyzes,, each module is set up preliminary template model respectively, the filling template content according to experience in the past.Setting up template model and filling template content realizes through template management module.
Carry out FMEA when analyzing, in the time of need filling in a data item, the user at first chooses this data item at every turn, and specify this data item related module.Software shows the template model that this module is corresponding automatically, and the user can select suitable template in template model, and this template content will be filled on the selected data item automatically then.This moment, embedded database write down the corresponding relation of this data item and the template of selecting.That is to say that the literal of each lattice of the form as a result that FMEA analyzes all has corresponding relation with some templates, this corresponding relation also is stored in the embedded data.
The user can make suitable modification on the basis of template content; Make content more meet the needs of analysis; After the user confirms to revise; The content of text comparison module will more amended data item and the consistance of template content, if this consistance is lower than some preset threshold, whether the prompting user need be added new template to mate this data item.If the user confirms to add new template; Then get into template management module; Carrying out template adds; And after withdrawing from template and adding, between editor's last time data item and new template of adding, set up corresponding relation, and require the user to confirm above-mentioned corresponding relation, thus this corresponding relation has been realized the renewal to template model under the XML file logging of this template model correspondence after the affirmation.
The user can make suitable modification on the basis of template content; Make content more meet the needs of analysis; After the user confirms to revise; The content of text comparison module will more amended data item and the consistance of template content, if this consistance is lower than some preset threshold, whether the prompting user need be added new template to mate this data item.If the user confirms to add new template, then get into template management module, to carry out template and add, the template of interpolation joins in corresponding embedded database and the template model XML file.After withdrawing from template and adding, between editor's last time the template of data item and new interpolation, set up corresponding relation, this corresponding relation is stored in the embedded data.
The preceding paragraph described content of text comparison module that falls refers to the subroutine of carrying out content of text comparison; At first set original text; If the partial content to original text is revised, then this module can be calculated the difference degree of amended text and original text automatically.
At last; The form as a result that FMEA analyzes can be output as RTF (Rich Text Format with the form of various settings; Rich text formatting) the Word software of file or the Microsoft DOC that can edit, the file of DOCX form, the explanation of output format is stored in the output profiles.The output routine of RTF, DOC or DOCX formatted file can be with reference to the relevant paper of development technique net, not at this detailed description.
In sum, see Fig. 3, the present invention a kind of FMEA process information management and analysis result auxiliary generating method based on embedded database and template matches, these method concrete steps are following:
Step 1: with system divides is level, and with rational granularity each level is divided into module.
Step 2:, each module is set up preliminary template model respectively, the filling template content according to experience in the past.
Step 3: carry out FMEA when analyzing, in the time of need filling in a data item, the user at first chooses this data item at every turn, and specify this data item related module.Software shows the template model that this module is corresponding automatically, and the user can select suitable template in template model, and this template content will be filled on the selected data item automatically then.
Step 4: the user can make suitable modification on the basis of template content; Make content more meet the needs of analysis; After the user confirms to revise; The content of text comparison module will more amended data item and the consistance of template content, if this consistance is lower than some preset threshold, whether the prompting user need be added new template to mate this data item.If the user confirm to add new template, then get into template management module, carry out template and add, and after withdrawing from template and adding, between editor's last time the template of data item and new interpolation, set up corresponding relation, and require the user to confirm above-mentioned corresponding relation.
The form as a result that step 5: FMEA analyzes is output as the DOC that the Word software of RTF (Rich Text Format, rich text formatting) file or Microsoft can edit, the file of DOCX form according to the form of setting.
Claims (1)
1. the FMEA process based on template model and text matches is assisted and approaches to IM, and it is characterized in that: these method concrete steps are following:
Step 1: with system divides is level, and with rational granularity each level is divided into module;
Step 2:, each module is set up preliminary template model respectively, the filling template content according to experience in the past;
Step 3: carry out FMEA when analyzing, in the time of need filling in a data item, the user at first chooses this data item at every turn, and specify this data item related module; Software shows the template model that this module is corresponding automatically, and the user selects suitable template in template model, and this template content will be filled on the selected data item automatically then;
Step 4: the user makes suitable modification on the basis of template content; Make content more meet the needs of analysis; After the user confirms to revise; The content of text comparison module will more amended data item and the consistance of template content, if this consistance is lower than some preset threshold, whether the prompting user need be added new template to mate this data item; If the user confirm to add new template, then get into template management module, carry out template and add, and after withdrawing from template and adding, between editor's last time the template of data item and new interpolation, set up corresponding relation, and require the user to confirm above-mentioned corresponding relation;
It is the Word software of rich text formatting file or the Microsoft DOC that can edit, the file of DOCX form that the form as a result that step 5: FMEA analyzes is output as RTF according to the form of setting.
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| CN103473400A (en) * | 2013-08-27 | 2013-12-25 | 北京航空航天大学 | Software FMEA (failure mode and effects analysis) method based on level dependency modeling |
| CN103605761A (en) * | 2013-11-25 | 2014-02-26 | 方正国际软件有限公司 | Data entry device and method based on templates |
| CN104361026A (en) * | 2014-10-22 | 2015-02-18 | 北京航空航天大学 | Failure knowledge storage and push method for FMEA (failure mode and effects analysis) process |
| CN105447266A (en) * | 2015-12-13 | 2016-03-30 | 中国航空工业集团公司西安飞机设计研究所 | Supportability analysis based FMEA method |
| CN112256238A (en) * | 2020-11-02 | 2021-01-22 | 卡斯柯信号有限公司 | A Modeled Requirements Item Management Method Based on FMEA |
| CN112307132A (en) * | 2020-10-29 | 2021-02-02 | 上海岱宗检测技术有限公司 | FMEA database system |
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| CN112307132B (en) * | 2020-10-29 | 2023-11-07 | 上海岱宗检测技术有限公司 | FMEA database system |
| CN112256238A (en) * | 2020-11-02 | 2021-01-22 | 卡斯柯信号有限公司 | A Modeled Requirements Item Management Method Based on FMEA |
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