scholarly journals Viewing Product Development as a Decision Production System

Author(s):  
Jeffrey W. Herrmann ◽  
Linda C. Schmidt

Product development includes many different types of decision-making by engineers and managers. Design decisions determine the product form and specify the manufacturing processes to be used. Development decisions control the progress of product development projects by specifying which activities should happen, their sequence, and who should perform them. This paper introduces the concept of a decision production system to describe a product development organization as a system of decision-makers who use and create information to develop a product. This perspective does not advocate any particular type of product development process. Instead, it looks at the organization in which the product development process exists and considers the decision-makers as a manufacturing system that can be viewed separately from the organization structure.

2012 ◽  
Vol 252 ◽  
pp. 339-342
Author(s):  
Xue Peng Liu ◽  
Dong Mei Zhao

The mechanical drawing distributed synchronous audit system for product development process of manufacturing system based on WEB has an ability of real-time graphics discusses ability. It can also be used in the remote education difficult question answer discussion system. It is discussed that the whole design review system development language and electronic board choice, read the process, digital signatures, read serialization files, the client module and the client downloads. The final result of the operation system is obtained


Author(s):  
Jeffrey W. Herrmann ◽  
Mandar M. Chincholkar

Abstract This paper describes a decision support tool that can help a product development team reduce manufacturing cycle time during product design. This design for production (DFP) tool determines how manufacturing a new product design affects the performance of the manufacturing system by analyzing the capacity requirements and estimating the manufacturing cycle times. Performing these tasks early in the product development process can reduce product development time. The paper presents a comprehensive DFP approach and describes the components of the DFP tool, which gives feedback that can be used to eliminate manufacturing cycle time problems. We present an example that illustrates the tool’s functionality.


Author(s):  
Javier Pereda ◽  
Mauricio Hincapie ◽  
Arturo Molina

For a rapid configuration of a given product development process, taking into account today unavoidable market’s requirements as is the integrated product, process and manufacturing system development considering their entire lifecycles, in this paper, an enterprise holistic framework, consisting in a three dimensional model, is described to support the model driven architecture (MDA) concept for global product development projects (GPDP). The holistic framework has been established based on the integration of three fundamental areas of research: concurrent engineering (CE), product lifecycle, and enterprise integration engineering (EIE). The integration of these three fields of knowledge, using a 3D holistic framework, generates a solid support for a model driven architecture. As a result, through a 3D matrix, more important elements of the product development process can be combined and modeled following their natural interactions through the project realization. Questions about a global product development project like: What needs to be developed? Who will develop it? Where will be developed? How will be developed? When is being developed? can be generated during the planning and execution of the project but, as part of this research effort, these questions are answered in an organized manner using the proposed enterprise holistic framework. The conceptual model (enterprise holistic framework) for the global product development project was established as a base to capture, store and configure a project including the integration of product, manufacturing process and manufacturing system development considering their entire lifecycles in the enterprise context.


2018 ◽  
Vol 221 ◽  
pp. 02003
Author(s):  
Wei Wang ◽  
Yuan Li ◽  
Qi Zhang ◽  
Weijia Feng ◽  
Huichao Liu ◽  
...  

Modern product needs to meet the reliability requirements during the development process. The reliability in this paper refers to an integral view of a product’s reliability, maintainability, supportability, testability, safety and environmental adaptability. However, during the product development process, the two problems are how to evaluate the implementation and how to determine the work input costs of reliability. This paper proposes a method to evaluate the degree of reliability implementation. And it researches the schemes and targets decision-making method based on trade-off analysis. Through establishing and solving trade-off optimization model, the results can help decision makers find the optimal parameters program and cost goals.


2019 ◽  
Vol 10 (1) ◽  
pp. 91-102
Author(s):  
Jason K. McDonald

This case describes the redesign of a mobile eReader application. The purpose of the redesign was to convert an existing eReader from a means of only reading books into a tool for informal learning. The case reports how the design team’s definition of informal learning evolved throughout the product development process, and how design deci-sions were influenced by this changing definition. Over the period of time covered in the case, the eReader evolved from a tool used for reading eBooks, into one meant for personal study, and then into a product that supported serendipitous discovery of inspiring material (built under a philosophy that informal learning meant that people were able to discover interesting and uplifting material without exerting effort to find it). The end point of the eReader’s evolution was as a subscription service for the company’s eBooks and digital audiobooks, to allow customers to continually use them for educational purposes. This case is structured around the four iterations of the eReader design process. Each iteration reports how design decisions were made and what kind of results were achieved.


Author(s):  
Daniel E. Whitney ◽  
Samir Patil

Abstract Product development, especially the design of large complex systems, is a special type of business process. What makes it special is the highly coupled nature of design decisions and the large size of product development teams. It is not unusual to have several hundred multi-disciplinary members taking millions of design decisions over the life of the project. From the Information Technology (IT) perspective, the special nature of design presents a challenge of coordinating the interdependent tasks of the team and integrating them. This paper explores the role of IT, specifically software tools, in improving the product development process through a framework that better represents and captures design knowledge. In order to overcome the limitations of the current implementations, the concept of “Use models” is developed. A use model consists of the methods, tools, and a map of the design process. This map is in the form of a design structure matrix (DSM) that represents tasks and relationship knowledge at a system level. By combining a detailed process view with tools and methods, the Use model creates a better IT representation of the product development process.


2021 ◽  
Vol 1 ◽  
pp. 2267-2276
Author(s):  
Camilla Arndt Hansen ◽  
Michael Deininger

AbstractPrototypes can be used to create value in all phases of the product development process. Prototyping strategies that determine how prototypes are developed should therefore be considered for the prototyping process as a whole. In this paper, we analyse how partitioning strategies were used by ten novice design teams to navigate their prototyping processes during a three-week mechatronic development project. Using the ‘ProtoMapping’ method, their prototyping strategies were visualized and five different types of strategies identified. Four of the ten teams formally planned how to divide their product into modules that could be prototyped in parallel or planned when to integrate prototypes to test the full product. Still, the ProtoMaps showed that most of the teams used some partitioning strategies during their project even when they did not formally decide to do so. Novice designers should be supported in making such strategies for the prototyping process deliberately. Therefore, prototyping tools should be expanded to support not only individual prototyping activities but also the prototyping process.


Author(s):  
Lukas S. F. Ruecker ◽  
Warren P. Seering

Abstract In our research we have focused on capturing design rationale — that is, the reasons that underlie design decisions — during the early stages of the product development process. Capturing rationale is important because it allows others to understand decisions, make changes, and review a conclusion in the light of new information. In this paper we describe a well-grounded computer-supportable approach to capturing rationale in an engineering setting. At the heart of this approach is a computationally efficient and dynamically extensible representation of the context in which design decisions are made. We also describe a program that uses this representation to automatically chunk, classify, and integrate explanations offered by engineers when justifying design decisions.


2021 ◽  
Vol 111 (05) ◽  
pp. 329-335
Author(s):  
Markus Johannes Kratzer ◽  
Christoph Buchner ◽  
Patrick Kübler ◽  
Torsten Burkert ◽  
Blanka Szost ◽  
...  

Der Beitrag stellt eine Methode zur Prognose des Änderungsaufwands in der Fertigung eines sich noch in der Entwicklung befindlichen Bauteils vor. Der Änderungsaufwand wird definiert über die Umsetzungsdauer und die Änderungskosten. Im Unterschied zu bestehenden Methoden, die Änderungen bewerten, erlaubt diese Methode den Änderungsaufwand zu beliebigen Zeitpunkten im Produktentstehungsprozess zu prognostizieren. Je nach zeitlicher Distanz zum Produktionsstart variiert der Änderungsaufwand. Die speziell für die Automobilindustrie entwickelte Methode liefert eine Entscheidungsgrundlage, um die Änderungsflexibilität zu erhöhen.   This paper presents an approach for predicting change efforts for planning the production of a component under development. The change effort is characterized by the duration of implementation and the respective costs. Unlike existing methods for change impact analyses, this method enables an automated change impact prediction at any point in time within the product development process, since change impact differs with temporal distance to the start of production. The method was developed for the automotive industry and delivers a valid basis for increasing flexibility with a view to production system changes.


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