Theory And Method Of Complex Mechatronical Product Design Driven By Performance And Application In Large Scale Injection Moulding Equipment

According to the innovation,hierarchy,evolvement,scale,coupling of complex mechatronical product design and so on,performance knowledge is applied to the design process of complex mechatronical product.The theory and method of complex mechatronical product design driven by performance are proposed.They are the theoretical basis of complex mechatronical product design based on performance knowledge,the valid approach of process modeling and performance knowledge acquisition in complex mechatronical product design,and the technical support of result optimization and multisource integration about performance knowledge. Furthermore,the practical application on the large scale injection moulding equipment proves the advancement and validity of the new theory and method which are presented in this dissertation as well.Topics covered in this dissertation are as follows:Chapter 1 introduces the intension,characteristics and current research of complex mechatronical product design.The limitation of design description and design modeling,the limitation of knowledge acquisition and result optimization and the process cooperation and knowledge integration in the complex mechatronical product design are analyzed.The key concept and the mostly content about the theory and method of complex mechatronical product design driven by performance are described.The source of assignment and the frame of this dissertation are also proposed particularly.Chapter 2 defines performance knowledge which drives the complex mechatronical product design.Performance knowledge is renewed and expanded in the "Action-Feedback" system based on the special definition of performance knowledge in the "Function-Quality" system. Besides,the performance knowledge is classified in the different systems.The characteristics of complex mechatronical product performance knowledge are analyzed.The knowledge acquisition system based on performance knowledge search,filter and extraction is expatiated. Four driven methods are generalized.The theoretical basis of complex mechatronical product design process driven by performance is established.Chapter 3 introduces the structure modeling and seeking of complex mechatronical product which are mapping drived by structure performance.The research of complex mechatronical product design modeling driven by performance based on the definition of performance knowledge in the "Function-Quality" system is described.The performance knowledge of mechatronical product is unitized.The performance knowledge symbol models are founded.The semantic description method of performance requirements is presented.The mapping between performance knowledge unit and mechatronical product structural is set up.According to the perfect mapping relationship,superfluous mapping relationship and coupling mapping relationship,the solution of mechatronical product design problem is proposed.The realization of mechatronical product design driven by performance is explained by a diagrammatical view.Chapter 4 introduces the multi-parameter homotopy inversion of complex mechatronical product which is evolutively drived by behavior performance.A multi-parameter inversion analysis model of mechatronical product according to the discrete practical test data and the consecutive theoretic account data of mechatronical product performance is established.By combining the numerical and geometric analysis methods and using multi-parameter correlation homotopy inversion technology,a scheme inversion analysis method which can be applied to obtain or approximate to the actual parameter data based on the theoretical calculation data and the actual test data is proposed.Chapter 5 introduces the multiscale design optimization of complex mechatronical product which is syncreticly drived by target performance.The multiscale theory to optimize the performance of mechatronical product is used.The characteristics of multiscale performance optimization problem in the part scale,assembly scale and machine scale are described.The amalgamation condition about mechatronical product performance in multiscale is studied.By using the rough set-based support vector clustering method to reduce the number of external stocks,the computational efficiency of strength Pareto evolutionary algorithm is improved.Chapter 6 introduces the multisource data integration of complex mechatronical product which is applicablely drived by enable performance.A system composing interface technology of multisource performance knowledge is presented,which could meet the requirements of complex mechatronical product design driven by performance.Composing interface is described. Composing interface model is founded.The realization of composing interface technology is explained by analyzing the structure,realization,accessing and advantages of PDAPI. Meanwhile,the technology satisfies the integrated restrictions:self-containment,collaboration, unsustainably and recombination.Chapter 7 selects the typical complex mechatronical product called large scale injection moulding equipment as the application of complex mechatronical product design driven by performance.The methods which are proposed in this dissertation are realized in the design process of large scale injection moulding equipment.The main functions of HTMD product design system are introduced.The integration of HTMD and SAP R/3 ERP is established. Therefore,the theory and method of complex mechatronical product design driven by performance are validated.Chapter 8 summarizes the theory and method of complex mechatronical product design driven by performance.The key research achievements and novelties of this dissertation are concluded along with recommendations for future research.