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D221: SUSTAINABILITY AND SUFFICIENCY IN SYSTEMS DESIGN
Time:
Tuesday, 21/May/2024:
10:45am - 12:30pm
Session Chair: Flore Vallet, CentraleSupélec, France
Location:Congress Hall Ragusa
Presentations
Towards a unified absolute environmental sustainability decoupling indicator
Manon Villers1,2, Daniela C. A. Pigosso1,2, Thomas J. Howard3, Tim C. McAloone1,2
1Technical University of Denmark, DTU Construct, Denmark; 2Technical University of Denmark, Centre for Absolute Sustainability, Denmark; 3Technical University of Denmark, Centre for Technology Entrepreneurship, Denmark
Manufacturing firms are facing the critical need to manage their business growth while staying within the biophysical limits of the planet. Absolute environmental sustainability decoupling (AESD) combines these goals and is one of the keys for manufacturing firms to achieve their sustainable transition. This study offers an initial contribution to categorise decoupling at the firm level while incorporating absolute environmental sustainability goals. It also explores the role of design in achieving AESD and opens doors for further research on manufacturing firms' sustainability transition.
Interdisciplinary Transition Innovation, Management, and Engineering (InTIME) Design: an intersection analysis of design approaches for whole-system sustainability
Florian Ahrens1, Susan Krumdieck1, Daniel Kenning2
1Heriot-Watt University, United Kingdom; 2Splendid Engineering, United Kingdom
Interdisciplinary transition innovation, management, and engineering (InTIME) Design has been developed to overcome sustainability transition challenges in complex systems. The intersections of InTIME Design with a range of reported design for sustainability (DfS) approaches were analysed. Results demonstrate similar core principles across DfS approaches. InTIME Design accomplishes convergence of the studied approaches, and organises the DfS approaches into workflow phases, adds a complimentary wicked problem definition, and deploys systems engineering problem solving.
Developing readiness levels for risk assessment in green transition engineering projects
Andy Mattulat Filipovic1,2, Torgeir Welo1, Josef Oehmen2
1Norwegian University of Science and Technology, Norway; 2Technical University of Denmark, Denmark
This paper aims to develop a risk assessment framework that addresses both the complexities of the risk landscape that green transition portfolios face, but is recognizable and easily understandable by stakeholders. For this purpose, we build upon the framework of NASA Technology Readiness Levels (TRLs). This study analyzes six existing readiness levels framework that are held towards uncertainty factors from the Green Transition. The TRL scale are coupled with Risk, Uncertainty, and Ignorance to score the individual level of uncertainty. The paper ends with suggestion for further studies.
Uncovering rebound effects of sufficiency-oriented product-service systems: a systematic review
Elise Marie Andrew1, Jeroen van den Bergh2, Daniela C. A. Pigosso1
1Technical University of Denmark, Denmark; 2Universitat Autònoma de Barcelona, Spain
The discourse surrounding sustainable consumption and production has evolved to encompass sufficiency strategies in addition to efficiency and effectiveness. Product-service systems (PSSs) can promote sufficiency by replacing traditional product-intensive systems with dematerialized services and changes in ownership structures. Sufficiency-oriented PSS may, however, generate rebound effects which offset potential sufficiency benefits or even result in backfire. This paper examines the connection between sufficiency-oriented PSS and rebound reviewing 12 empirical studies addressing rebound.
Systems thinking towards holistic, sustainability-oriented assessment and decision-making for lightweighting
Katharina Johnston-Lynch1, Robert Ian Whitfield1, Dorothy Evans2
1University of Strathclyde, United Kingdom; 2National Manufacturing Institute Scotland, United Kingdom
Multiple industries have hailed lightweighting promise to reduce the mass of their product at equivalent or improved performance. Lightweighting as a strategy encompasses lightweight end-product desired attributes and through-life processing decisions. Assessment of lightweighting gathers information for decision-making towards the optimization of these strategies. An exploratory study, using systems thinking is conducted, to identify requirements of lightweighting and its assessment in terms of holistically defining its impact on the sustainability of its background system, the Earth.