scholarly journals AUTOMATED PRODUCT FUNCTIONALITY AND DESIGN OPTIMIZATION INSTANCING A PRODUCT-SERVICE SYSTEM

2020 ◽  
Vol 1 ◽  
pp. 1405-1414
Author(s):  
P. Wolniak ◽  
B. Sauthoff ◽  
D. Kloock-Schreiber ◽  
R. Lachmayer

AbstractWhen using product-service systems as a business model, new product development challenges and opportunities arise. Due to the possibility of customizing the product fleet depending on the user-scenarios, more product variants are possible and often necessary. Therefore, this paper presents an approach for the automated functionality and design optimization for user scenario specific use cases. The approach combines an optimization framework with a functional simulation model and a generative design approach CAD model. This results in a robust and simultaneously flexible design environment.

Author(s):  
Bryan C. Watson ◽  
Cassandra Telenko

Abstract Product service systems (PSS), such as DVD rental stations or the subway, face a unique problem slowing their adoption and growth: they are uniquely dependent upon timely or expensive user data for system planning, yet user datasets are only accurate for a small part of the entire PSS. Thus, methods to use the available data effectively and use data collected in one portion of a PSS for system design in another portion could transform PSS design. PSS allow customers to purchase use of a product rather than the product itself, resulting in improved environmental sustainability. The central question examined by this work is: how can designers compensate for situations where the design environment has changed and limited user data is available to inform demand estimations? Our hypothesis is that publicly available socio-demographic and environmental variables can be used to estimate the demand outside of the boundaries previously constrained by available user data. This approach was validated by applying multivariable regressions to a major Bike Share System (BSS) Expansion, outperforming the methods utilized by the BSS operators. The approach is tested in four different design scenarios. When examining all 174 stations added in 2015, our approach shows a moderate correlation with the ideal ordering (Rho = .566, Stations = 174, p < .01), while the implemented operator ordering was only weakly correlated (Rho = .334, Stations = 174, p < .01). This work demonstrates a partial solution to the problem of transforming available user data into demand for new situations.


2019 ◽  
Vol 11 (12) ◽  
pp. 3248 ◽  
Author(s):  
Daniel Guzzo ◽  
Adriana Hofmann Trevisan ◽  
Marcia Echeveste ◽  
Janaina Mascarenhas Hornos Costa

Product–service systems (PSSs) have significant sustainability potential. However, limited knowledge is available on the choices to develop circular PSS solutions. The goal of this paper is to provide a circular innovation framework containing circular strategies to facilitate the decision-making in PSS circular innovation. A systematic literature review in combination with content analysis underpinned this research. The strategies were investigated in 45 PSS cases from the literature. A coding system was designed and employed to identify and organize the circular strategies and practices. The statistics techniques employed were frequency and co-occurrence analysis, which aimed to describe the synergies among strategies. The framework proposed contains twenty-one circular strategies. The practical perspective comprises the seventy-seven practices used for the operationalization of strategies. The framework can assist organizations in making strategic to tactical decisions when developing circular PSS solutions. The paper provides a panorama of the strategy applications among the PSS types. Finally, the research approach can be employed to continuously develop an understanding of the application of circular strategies in PSS and other fields.


2019 ◽  
Vol 11 (13) ◽  
pp. 3727 ◽  
Author(s):  
Marina P. P. Pieroni ◽  
Tim C. McAloone ◽  
Daniela C. A. Pigosso

Product—service systems (PSSs) are often outlined as potential enablers of new business models for circular economy. However, not all business models based on product-service systems have superior circularity potential. This research demonstrates how the application of a previously developed business model configurator for circular economy can support the design and assessment of customer value, economic and resource decoupling potential for product-service system business models in practice. By applying action research in two Nordic manufacturing companies from the furniture sector, different business model concepts based on product-service systems were proposed and assessed. Results indicate positive uptake by companies regarding the usefulness of the obtained outcomes. This research identified two key findings about ‘product-service system business models for circular economy’: (i) their configuration should fulfil certain simultaneous conditions—i.e. superior customer value, economic growth, and resource decoupling potential—to contribute to circular economy; and (ii) they are often ‘niche solutions’, fulfilling specific needs and customer segments, and more likely to flourish with certain types/characteristic of products, segments or geographical locations. Lastly, a framework outlining the conditions and trade-offs for assessing the circularity potential of business models based on product-service systems is introduced as one of the key contributions.


2019 ◽  
Vol 50 (2) ◽  
pp. 132-138 ◽  
Author(s):  
Niclas Andersson ◽  
Jerker Lessing

The shipbuilding, automotive and aerospace industries are examples of industries offering product service systems (PSS) to their customers, i.e. they combine physical products with services to add increased value. While product service systems are well established in many manufacturing industries, it has barely emerged in the fragmented and project-based organisation of construction. The objective of this study is to identify and critically review examples of product service systems in construction supply chains, with the purpose of describing how it challenges prevailing business systems and organisation of construction work. The study rests upon two case studies carried out at Gyproc Saint-Gobain in Denmark and Celsa Steel Service in Sweden. The findings reveal significant challenges related to the implementation and marketing of the product service systems provided. Companies that develop and expand their business offers by providing new product service systems tend to find themselves operating in two parallel market segments, i.e. the traditional market of construction components and the new market of product service systems. The PSS-offers reviewed in the case studies show a strong focus and emphasis on the development of the offer and the operational platform, while the companies’ market positions remain unchanged. Thus, the case study companies organise and operate their businesses and market relations as before the implementation of the product service system. The conclusion is that development and implementation of product service systems in construction supply chains requires awareness in the companies’ offer of products and services, well-established operational platforms, and particularly, a renewed market position.


Author(s):  
Tomohiko Sakao ◽  
John Gero ◽  
Hajime Mizuyama

AbstractProduct/service systems (PSSs) are increasingly found in markets, and more resources are being invested in PSS design. Despite the substantial research into PSS design, the current literature exhibits an incomplete understanding of it as a cognitive activity. This article demonstrates that the methods used to analyze product designers’ cognitive behavior can be used to produce comparable and commensurable results when analyzing PSS designers. It also generates empirical grounding for the development of hypotheses based on a cognitive study of a PSS design session in a laboratory environment using protocol analysis. This study is a part of a larger project comparing PSS design with product design. The results, which are based on the function–behavior–structure coding scheme, show that PSS design, when coded using this scheme, can be quantitatively compared with product design. Five hypotheses were developed based on the results of the study of this design session concerning where and how designers expend their cognitive design effort. These hypotheses can be used to design experiments that test them and provide the grounding for a fuller understanding of PSS design.


Author(s):  
Giuditta Pezzotta ◽  
Sergio Cavalieri ◽  
David Romero

The integration process of products and services is still a growing trend in today's globally competitive market. To properly answer to the need of the companies to deliver integrated solution, from the mid-2000s, several research groups have worked on the development of methodologies to support companies along the engineering phase. Even if a plethora of methodologies and methods have been developed to support the Product-Service System (PSS) creation, there is still scarce attention on the way value is co-created with the customer. It becomes essential to change the perspective of the methodologies and to identify methods able to change the customer's role from a passive user to an active co-creator of value. In this context, the aim of this chapter is to understand which methods can be used to enhance value co-creation through an active involvement of the customers along the PSS engineering process.


Author(s):  
Carson Schafer ◽  
Richard Parks ◽  
Rahul Rai

Multi billion people exist at the bottom of the global economic pyramid (BOP). Increased consumer demand and enormous volume has helped turn these BOP into emerging markets with substantial profit potential. Current approaches for designing product and service solutions for BOP markets are ad-hoc in nature. Product Service Systems (PSS), products intertwined with services, can be highly adaptable to these emerging markets and provide an unique framework for designing solutions in the emerging BOP markets. This paper systematically approaches the problem of designing customized PSSs for emerging markets. The approach is based on results of an empirical study of multiple cases of existing successful products and services designed for BOP markets. As part of the study various cases are analyzed and high level principles for designing PSSs are derived from the empirical data. The utility of the approach is demonstrated through the conceptual design of a healthcare PSS for emerging markets.


Author(s):  
Carlo Vezzoli ◽  
Fabrizio Ceschin ◽  
Jan Carel Diehl

Abstract.This chapter introduces the concept of Sustainable Product-Service System (S.PSS). S.PSS is an offer model providing an integrated mix of products and services that are together able to fulfil a particular customer/user demand (to deliver a “unit of satisfaction”), based on innovative interactions between the stakeholders of the value production system (satisfaction system), where the ownership of the product/s and/or the life cycle services costs/responsibilities remain with the provider/s, so that the same provider/s continuously seek/s environmentally and/or socio-ethically beneficial new solutions, with economic benefits. Next it discusses the potentional environmental, socio-ethical and economical benefits of S.PSS.


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