CN109190204A - A kind of complex mechanical product module partition method based on complex network - Google Patents
A kind of complex mechanical product module partition method based on complex network Download PDFInfo
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Abstract
The present invention discloses that the invention discloses a kind of complex mechanical product module partition method based on complex network, Complex Networks Theory is applied in the division of complex mechanical product module by this method, using the components of complex mechanical product as network node, side of the membership as network between components, side right of the strength of association as network between components, and have studied the side right quantitative method of structure and functional relationship intensity, it uses simultaneously and calculates weight complex network side right based on mixed fuzzy attribute decision theory, components relational network model based on this building product, the module that the present invention is able to solve complex mechanical product divides, and subjectivity present in calculating process and ambiguity can be reduced, the design experiences of technical staff are relied on lower, it can be with calibrated really existing to the division of complex mechanical product module.
Description
Technical field
The present invention relates to the modularized design fields of engineering goods, and in particular to a kind of complexity based on Complex Networks Theory
Modular Dividing Method of Machinery Products.
Background technique
Mainstream production model of the mass customization production as 21 century, target is mainly with the cost of large-scale production
Personalized customed product and service are provided for customer with efficiency.Key technology and again of the modularized design as large-scale customization
Implementation is wanted, by being decomposed to different product, a series of general module is marked off, then module is selected again
With combine, to constitute the product of customization.Module divides the premise as research mass customization modularized design
With basis, effective division mode can reduce the life cycle of product, shorten the development time of product and fully consider
The custom design of client；Meanwhile it also can be that modularized design and the exploitation of mass customization be set that reasonable module, which divides,
Meter provides effective ensure.
Current many scholars are directed to module partitioning technology and have carried out correlative study, still, existing division methods,
When applied to Complex Product System, it there is a problem that computationally intensive and partition process is complicated, therefore be not suitable for complex product
Module divide.And scholar is when solving module partition problem using complex network, it is thus necessary to determine that the size of side right, but this
When can there are problems that the processing of some qualitative indexes, part researcher simple semantic evaluation " strong ", " in ", " weak " define
Qualitative index can then have many ambiguity and uncertainty at this time, and be easy complexity and decision by objective environment
The professional level of person influences.
Summary of the invention
To solve the deficiencies in the prior art, the purpose of the present invention is to provide a kind of complicated machine based on Complex Networks Theory
Tool Product Modular Division, the module that this method is able to solve complex mechanical product divides, and can reduce in calculating process
Existing subjectivity and ambiguity, it is lower to the design experiences dependence of technical staff, it can be with calibrated really existing to complicated machinery
Module Division.
The present invention is implemented as follows:
A kind of complex mechanical product module partition method based on complex network, this method are to produce given complicated machinery
Product are decomposed into components, and the membership conduct using the components of complex mechanical product as network node, between components
The side of network, side right of the strength of association as network between components, to construct the components relationship of the complex mechanical product
Network model；Then side right assignment is carried out to components and calculates weight complex network side right；The knot about product is provided simultaneously
The side right quantitative method of structure and functional relationship intensity；The functional dependency analysis for completing product is analyzed with structural dependence, from
And determine functional dependency matrix and structural dependence matrix, the weight of function and structure is determined by analytic hierarchy process (AHP), thus really
Determine the global interaction matrix of product component；Finally, realizing that complex mechanical product components weight is multiple using complex network algorithm
The module of miscellaneous network divides.
Preferably include the following steps:
Step 1: given complex mechanical product is decomposed into components, the components for forming the complex mechanical product are clear
It is single；
Step 2: the membership conduct according to the components of complex mechanical product as network node, between components
The side of network, side right of the strength of association as network between components, constructs the components relational network of the complex mechanical product
Model；
Step 3: considering two factors of structure and function of product, and according to the function of product and structure index feature, divide
Not Cai Yong Interval Intuitionistic Fuzzy number and Intuitionistic Fuzzy Numbers quantification processing is carried out to the function and structure of product, and formulate structure with
The evaluation criterion of functional dependency；
Step 4: calculating weight complex network side right based on mixed fuzzy attribute decision theory；
Step 5: complete product functional dependency analysis with structural dependence analyze, determine functional dependency matrix with
Structural dependence matrix, and then determine the global interaction matrix of product component；
Step 6: being analyzed using complex network algorithm global interaction matrix, to realize complex mechanical product zero
The module of component weight complex network divides；
Step 7: evaluating division result, optimal splitting scheme is selected, and corresponding optimization is made to splitting scheme
With adjustment.
Preferably, the complex network is undirected Weighted Complex Networks.
Preferably, the mixed fuzzy attribute refers to intuitionistic Fuzzy Sets and interval-valued intuitionistic fuzzy set.
Preferably, the function of the product and structure weight are based on obtained by Fuzzy AHP.
By adopting the above-described technical solution, compared with prior art, Complex Networks Theory is applied to complexity by the present invention
During engineering goods module divides, it regard the components of complex mechanical product as network node, the membership work between components
For the side of network, side right of the strength of association as network between components, and have studied the side right of structure and functional relationship intensity
Quantitative method, while using weight complex network side right is calculated based on mixed fuzzy attribute decision theory, based on this building
The components relational network model of product.
Detailed description of the invention
Fig. 1 is undirected weighting Acyclic Network in the present invention；
Fig. 2 is that semantic and fuzzy set corresponding relationship is evaluated in the present invention；
Fig. 3 is structural dependence evaluation criterion schematic diagram in the present invention；
Fig. 4 is functional dependency evaluation criterion schematic diagram in the present invention；
Fig. 5 is flow diagram of the invention.
Specific embodiment
The following is a clear and complete description of the technical scheme in the embodiments of the invention, it is clear that described embodiment
Only a part of the embodiment of the present invention, instead of all the embodiments；Based on the embodiments of the present invention, the common skill in this field
Art personnel every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
The embodiment of the present invention:
To the module partition method specific implementation and its effect proposed according to the present invention based on complex network, it is described in detail
It is as follows:
Specific division methods, are shown in Fig. 5, include the following steps:
(1) given complex mechanical product is decomposed into components, forms the components inventory of the complex mechanical product；
(2) according to the components of complex mechanical product as network node, the membership between components is as network
Side, side right of the strength of association as network between components construct the components relational network model of the complex mechanical product；
(3) two factors of structure and function of product are only considered here, and according to the function of product and structure index feature,
Interval Intuitionistic Fuzzy number and Intuitionistic Fuzzy Numbers are respectively adopted, quantification processing (see Fig. 2) is carried out to the function and structure of product, and
Formulate the evaluation criterion of structure and functional dependency；
(4) weight complex network side right is calculated based on mixed fuzzy attribute decision theory；
(5) the functional dependency analysis and structural dependence analysis (see Fig. 3, Fig. 4) for completing product, determine functional dependency
Matrix and structural dependence matrix, and then determine the global interaction matrix of product component.If the structure obtained by evaluation criterion
Correlation matrix is A=(aij)n×n, function correlation matrix is B=(bij)n×n, then being S=there are the global interaction matrix of product
waA+wbB；And there is wa,wbFor structural dependence and the corresponding weight of functional dependency, wherein wa+wb=1, and wa,wb∈[0,
1]；
Structural dependence waAnd functional dependency wbCorresponding weight is acquired using Fuzzy AHP；
(6) global interaction matrix is analyzed using complex network algorithm (see the undirected Weighted Complex Networks in Fig. 1),
To realize that the module of complex mechanical product components weight complex network divides；
(7) division result is evaluated, selects optimal splitting scheme, and corresponding optimization is made to splitting scheme and is adjusted
It is whole.
The description of above scheme is the invention being intended to facilitate those of ordinary skill in the art to understand and use, and is familiar with
The personnel of art technology obviously easily can make various modifications to embodiment, and therefore, the present invention is not limited to above-mentioned realities
Scheme, those skilled in the art according to the method for the present invention, all should by improvement and modification made without departing from the scope of the present invention
Within protection scope of the present invention.
Claims (5)
1. a kind of complex mechanical product module partition method based on complex network, it is characterised in that: this method will give
Complex mechanical product is decomposed into components, and the person in servitude using the components of complex mechanical product as network node, between components
Side of the category relationship as network, side right of the strength of association as network between components, to construct the complex mechanical product
Components relational network model；Then side right assignment is carried out to components and calculates weight complex network side right；Pass is provided simultaneously
In the side right quantitative method of the structure-function relationship intensity of product；The functional dependency analysis for completing product is related to structure
Property analysis, so that it is determined that functional dependency matrix and structural dependence matrix, the power of function and structure is determined by analytic hierarchy process (AHP)
Value, so that it is determined that the global interaction matrix of product component；Finally, realizing complex mechanical product zero using complex network algorithm
The module of part weight complex network divides.
2. a kind of complex mechanical product module partition method based on complex network according to claim 1, feature exist
In including the following steps:
Step 1: given complex mechanical product is decomposed into components, the components inventory of the complex mechanical product is formed；
Step 2: the membership between components is as network according to the components of complex mechanical product as network node
Side, side right of the strength of association as network between components construct the components relational network model of the complex mechanical product；
Step 3: considering two factors of structure and function of product, and according to the function of product and structure index feature, adopt respectively
Quantification processing is carried out to the function and structure of product with Interval Intuitionistic Fuzzy number and Intuitionistic Fuzzy Numbers, and formulates structure and function
The evaluation criterion of correlation；
Step 4: calculating weight complex network side right based on mixed fuzzy attribute decision theory；
Step 5: the functional dependency analysis for completing product is analyzed with structural dependence, functional dependency matrix and structure are determined
Correlation matrix, and then determine the global interaction matrix of product component；
Step 6: being analyzed using complex network algorithm global interaction matrix, to realize complex mechanical product components
The module of weight complex network divides；
Step 7: evaluating division result, optimal splitting scheme is selected, and corresponding optimization is made to splitting scheme and is adjusted
It is whole.
3. a kind of complex mechanical product module partition method based on complex network according to claim 2, feature exist
In: the complex network is undirected Weighted Complex Networks.
4. a kind of complex mechanical product module partition method based on complex network according to claim 2, feature exist
In: the mixed fuzzy attribute refers to intuitionistic Fuzzy Sets and interval-valued intuitionistic fuzzy set.
5. a kind of complex mechanical product module partition method based on complex network according to claim 2, feature exist
In: the function and structure weight of the product are based on obtained by Fuzzy AHP.
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