scholarly journals INTEGRATING SALES AND DESIGN: APPLYING CAD CONFIGURATORS IN THE PRODUCT DEVELOPMENT PROCESS

2020 ◽  
Vol 1 ◽  
pp. 345-354
Author(s):  
L. P. Poot ◽  
C. Wehlin ◽  
M. Tarkian ◽  
J. Ölvander

AbstractWith industries striving towards increased customisation of complex products through engineer-to-order, methods are continuously sought to rationalise the product development process. To this end, a framework is proposed using CAD configurators, utilising design automation and knowledge-based engineering to integrate sales and design processes in product development. The application of this framework to the design of spiral staircases is described and analysed, with results showing decreased lead-times and a decreased risk for design errors.

Author(s):  
Francesco Furini ◽  
Marco Rossoni ◽  
Giorgio Colombo

The study illustrated in this paper aims at analyzing the knowledge management issue related to product development. Especially, the focus is on the domains in which Knowledge-based Systems (KBE) and Design Automation (DA) tools could be adopted. In the past various studies, a lot of KBE and DA systems have been developed in multiple fields such as automotive, aerospace, energy, materials and manufacturing: the information treated in these studies are about data relatives to specific design, for example, of automotive engine components, aircraft structures, energy plants, advanced material and manufacturing or assembly lines. In all of these domain the organization and formalization of the knowledge is a critical issue. The adoption of a good strategy to manage data and information relative to products and processes involves benefits in the product development process. Different methodologies are described in literature. The two of the most used are the Object-Oriented (OO) and Ontology Engineering (OE) approaches. The former is one of the most common and adopted in the industrial domain, including a lot of implementations in the recent past years. The latter is more commonly used in other fields, like bio-engineering, used with the scope of management of experimental data; few implementation in industrial engineering have been considered. The article considers a brief description of the state of the art about Knowledge Based Engineering and Ontology Engineering. A case studies will be described and the benefits and disadvantages due to the use of the different methodologies will be discussed.


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.


Author(s):  
Daniel E. Whitney ◽  
Qi Dong ◽  
Jared Judson ◽  
Gregory Mascoli

Abstract Recently, a large automobile company implemented a Knowledge-based Engineering (KBE) application to help design an engine component. While the KBE developers aimed to facilitate a single engineer’s ability to design this component using only the KBE application, it can be shown that in fact this component’s design is tightly coupled to that of several others. Can KBE handle situations like this? How common are they? To address these and other questions, Design Structure Matrix (DSM) models were made of this component at three levels: system interactions, assembly of the component, and individual parts. The size, row names, and internal entries of these matrices were compared to matrices constructed from several conventional written design guides and a flowchart of the KBE application. In each case, the DSM contained more rows or more matrix entries per row, especially at the system interaction level. Since the DSMs were constructed by interviewing experienced engineers, one implication is that while low-aggregation information may be documented, system level information at this company mostly resides in people’s heads. An informal measure of “knowledge content” based on the number of matrix entries per row was shown to be consistent with similar measurements made on DSMs obtained by several other researchers. These results indicate some of the scope and complexity challenges that KBE faces.


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.


Author(s):  
Pai Zheng ◽  
Shiqiang Yu ◽  
Xun Xu

Product configurator, as an effective tool in mapping customer requirements with company’s existing product attributes, enables customers’ satisfaction and companies’ competitiveness in a cost-efficient way. However, with the tendency towards mass personalization, customers are not only just selecting from each company’s own options in a ‘configure-to-order’ model, but also more actively involved in the product development process to create their own individualized products in an ‘engineer-to-order’ model. Besides, the existing configurators generally apply the same matching procedures to all the customers in the same sequential way, which is tedious and time consuming, especially for the complicated product configuration. Aiming to solve these problems, this paper proposes a personalized product configuration process to determine design attributes in a cloud-based environment, which is based on two assumptions: 1) products need to be adaptable enough for configuration; 2) customers prefer to develop new designs from the existing products in a tangible or visualized way other than design from scratch. The proposed process is capable of handling personalized requirements by adding new modules or upgrading design attributes in the existing product family. An illustrative example shows its advantages in customer-centric product development process.


2010 ◽  
Vol 450 ◽  
pp. 23-26
Author(s):  
Radu Florin Mirica ◽  
George Dobre ◽  
Mihai Robert Vladu

The paper analyzes aspects regarding the product development process of a complex product containing sub-assemblies. The sub-assembly is considered as an independent product integrated in a general assembly. The paper proposes new ideas, adding to the state of art in this field. Thus, a proposed scheme of the product development process is applied with new considerations in the case of a complex product containing sub-assemblies. This scheme contains distinct stages for the main developer, aiming with the general coordination and even the development of sub-assemblies, and third-parties, which develop other sub-assemblies (whether manufactured or not by the main developer).


Author(s):  
Giovanna Vianello ◽  
Saeema Ahmed

This paper focuses upon understanding the characteristics of engineering changes, in particular changes that emerge during the service phase of complex products, and on how these changes can be related to the product development process. For this purpose, a set of engineering change reports from an aerospace engine has been analyzed and the findings have been compared with change documentation from drilling machinery for the oil industry. These findings give insights into which phases of the design process should be modified in order to reduce the number of change requests from the service phase and to enable designers to efficiently answer the unavoidable change requests. This can be used to improve the product development process in order to take into account the factors leading to changes.


2014 ◽  
Vol 577 ◽  
pp. 1292-1295
Author(s):  
Yan Hai Chen ◽  
Hai Feng Li ◽  
Fu Shang Qiu ◽  
Jing Xu ◽  
Zi Tong Feng

The differences of development cycle between product serial and concurrent development process are obtained through simulation in this paper, which implies the importance of rational planning in the process of product development. The models of product serial and concurrent development process are built based on witness. Three types of models for both simple and complex products have been made respectively to simulate ,and then compared results have been got under six different conditions . Among six situations, the results of four are that the time of concurrent process is much shorter than that of serial process; one is that the time is very close; another is that concurrent process is much longer. We draw a conclusion that product development process must be rationally planned in order to shorten the development cycle for some complex products.


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