The Predictability of System Interactions at Early Phase of the Product Development Process

Author(s):  
Qi D. Van Eikema Hommes ◽  
Daniel E. Whitney

This paper presents the research work to investigate how well we can predict system interactions at early phase of the product development process using the matrix transformation technique presented by Dong and Whitney [1] at DETC 2001. The technique to predict design information flow patterns using requirements was applied to a case study at Johnson and Johnson Ortho-clinical Diagnosis. Several Design Structure Matrices (DSM) were created. The DSM’s were compared to the system interactions that engineers actually experienced during the design process, recorded in their own DSM. The observations from this case study provided insights to the predictability of various types of product development process, and demonstrated the value of the matrix transformation process.

2010 ◽  
Vol 118-120 ◽  
pp. 800-804
Author(s):  
R.M. Zhu ◽  
Dun Bing Tang

. The Design Structure Matrix (DSM) is becoming a popular representation and analysis tool for system and process modelling. A DSM displays the relationships between components of a system in a compact, visual, and analytically advantageous format which is a square matrix with identical row and column labels. The main goal in basic DSM analysis is to minimize feedbacks by restructuring or re-architecting the process, which is to say by resequencing the rows and columns of the matrix. This widely practiced initial step in analysis is called partitioning, block diagonalization, or block triangularization, and it involves an algorithm for getting the DSM in an upper-triangular form to the extent possible, with a minimum number of subdiagonal marks pulled as close to the diagonal as possible and grouped in blocks. As a consequence, we have to identify the activities which are coupled, the loops and reorganize the matrix in order to reduce the feedbacks. An application example has been presented to illustrate the power of DSM for product development process integration.


2021 ◽  
Vol 1 ◽  
pp. 531-540
Author(s):  
Albert Albers ◽  
Miriam Wilmsen ◽  
Kilian Gericke

AbstractThe implementation of agile frameworks, such as SAFe, in large companies causes conflicts between the overall product development process with a rigid linkage to the calendar cycles and the continuous agile project planning. To resolve these conflicts, adaptive processes can be used to support the creation of realistic target-processes, i.e. project plans, while stabilizing process quality and simplifying process management. This enables the usage of standardisation methods and module sets for design processes.The objective of this contribution is to support project managers to create realistic target-processes through the usage of target-process module sets. These target-process module sets also aim to stabilize process quality and to simplify process management. This contribution provides an approach for the development and application of target-process module sets, in accordance to previously gathered requirements and evaluates the approach within a case study with project managers at AUDI AG (N=21) and an interview study with process authors (N=4) from three different companies.


2008 ◽  
Vol 44-46 ◽  
pp. 595-600
Author(s):  
Xiao Ming Qian ◽  
Dun Bing Tang

In this paper a simulation algorithm for concurrent product development process (CPDP) is presented based on Design Structure Matrix (DSM). An aggregate DSM is used to model the CPDP. To simulate the influence on the process of the time limit and the resource competition, the schedule and resource model are established. A method is also advanced to handle task delay. At last a case is used to validate the simulation algorithm and to show the influence on the process of task duration and resource.


2020 ◽  
Vol 1 ◽  
pp. 1017-1026
Author(s):  
G. O. Mueller ◽  
C. A. Bertram ◽  
N. H. Mortensen

AbstractEngineer-To-Order (ETO) companies develop complex one-of-a-kind products based on specific customer demands. Given the product uniqueness, the commissioning plays an important role in the product development process. However, the project variety and low data availability hinder the analysis of the commissioning processes. This paper proposes a framework for the structured analysis of commissioning processes in ETO companies by analysing the impacts from product requirements and design on the commissioning performance. A case study presents the practical application of the developed framework.


2010 ◽  
Vol 139-141 ◽  
pp. 1341-1344
Author(s):  
Ting Gui Chen

Due to shortcomings existing in traditional overlapping model, a new extending activity overlapping model based on design structure matrix considering rework and iteration during activities execution is proposed in this article. Firstly, a tradional overlapping model presented by others is introduced. Sencondly, it is expanded to apply to more general situations using design structure matrix. Subsequently, an example deriving from a certain product development process is used in order to illustrate its effeciency and effectiness


2012 ◽  
Vol 09 (04) ◽  
pp. 1250030
Author(s):  
CHIMATA MURALI KRISHNA ◽  
PRADIP KUMAR RAY

Many researchers and industrial professionals recognize new product development (NPD) as a potential alternative for improving and sustaining competitive position in the market and made attempt to identify factors and variables that contribute to the capability of a firm in new product development. However, it is necessary to quantify these factors and variables in order to establish their relationships with the capability of NPD of a firm. Quantification of the factors is essential in order to achieve adequate control over the NPD activities. In this research work, a methodology is developed to quantify the factors and to establish empirical relationships of capability of NPD of a firm with its various main and support functions of new product development. In each of the selected function, the variables which contribute to NPD capability are identified by respondents/experts participated in a questionnaire survey. Out of the variables identified, three best variables are selected based on the importance assigned by the respondents. Utility functions and fuzzy analytical method are used for establishing the relationships between variables and the capabilities of the functions. The methodology is applied to an industrial product of a construction equipment-manufacturing firm that actively involves all the main functions and support activities as required for new product development. This methodology based on regression analysis may be used to monitor the product development process over a planning period on a continuous basis in a manufacturing firm.


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