Case Study
Flexible Product Platform Design Under Uncertainty
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Key Idea Description
Performance Optimization of flexible product platforms. By employing a flexible platform strategy, the study addresses the needs of increasingly fragmented markets demanding diverse product sets while aiming to reduce production costs. The research demonstrates methods to architect product platforms that can adapt to future uncertainties by balancing the use of common and unique elements across a product family. This enables companies to differentiate product variants economically while maintaining the flexibility to accommodate future changes and demands.
- Broad Area: Automotive Design, Manufacturing, Product Design
- Main issues of case: Definition of Possible Flexible designs, Analysis of Contribution of alternative designs
- Main analytic topics: Simulation, Possible Design Alternatives, Production
Insights
- Properly designed flexible product platform components, termed “cousin” parts, enable manufacturers to adapt to changing market demands with minimal complexity and cost, highlighting the importance of strategic design in responding to uncertainties.
- Monte Carlo simulation facilitates the evaluation of flexible designs for economic profitability under uncertainty, emphasizing the need for rigorous analysis tools to guide decision-making in designing adaptable product platforms.
Training
Relevant lectures:
- Paradigm change in engineering systems and planning
- How to optimise design and decision-making under uncertainty
- How to manage the design process
Abstract
Carlo simulation. At the end, the most profitable flexible component design is selected. The proposed design process is demonstrated through a case study, in which different flexible designs are generated and optimized for an automotive floor pan, an essential element of most vehicle product platforms. Results suggest that the way in which the flexibility is incorporated in the component, production volume trends, and the degree of built-in flexibility are important factors to consider when designing flexible product platforms.
Summary
Introduction:
This case study focuses on managing uncertainty in engineering systems through flexible product platform strategies. As market segments become more fragmented and diverse, there is a growing need for adaptable product development strategies that balance cost efficiency and market responsiveness.
Research Background:
The study addresses the need for flexible product platforms in industries where developing and marketing a variety of products quickly and cost-effectively is crucial. The concept involves using a core set of common platform elements alongside variant-specific elements to produce a family of products catering to different market segments. However, the high costs and potential downsides, such as performance trade-offs and market cannibalization, necessitate designing platforms with built-in flexibility.
Methodology:
The dissertation introduces a design process for creating flexible product platforms. The process includes:
- Identifying market segments, product variants, and relevant uncertainties.
- Determining uncertainty-related key attributes and design variables.
- Optimizing product family and platform bandwidth.
- Identifying critical platform elements.
- Creating flexible design alternatives.
- Determining the costs of design alternatives.
- Conducting uncertainty analysis to evaluate the value of flexibility.
Case Studies:
Two automotive case studies demonstrate the proposed process:
- Vehicle Floor Pan Design: A flexible floor pan was designed to meet two different length requirements. The design was robust against future specification changes and component demand fluctuations.
- Body in White (BIW) Platform: A flexible BIW platform was designed for a family of three vehicle variants. Although initially less profitable than an inflexible platform, the flexible design proved more advantageous as the degree of future uncertainty increased.
Key Findings:
- Flexible designs can significantly improve economic robustness and adaptability to future changes.
- The flexible BIW platform, while less profitable in stable conditions, becomes more valuable as uncertainty increases.
- Flexibility gains value as the degree of uncertainty increases, confirming the general proposition.
Conclusion:
The research demonstrates the importance of flexibility in product platform design, particularly in environments with high uncertainty. By incorporating flexibility into critical platform elements, companies can better manage future changes and maintain competitive advantage.