A framework for the multi-objective optimization of timber gridshells under structural and energy-based criteria.

Project Information

OPTIshell

Grant agreement ID: 101033646

DOI

10.3030/101033646

Project closed

EC signature date 31 March 2021

Start date 1 March 2022

End date 29 February 2024

Funded under

• EXCELLENT SCIENCE - Marie Skłodowska-Curie Actions

Total cost

€ 137 625,60

EU contribution

€ 137 625,60

Coordinated by

SAULE SPOLKA AKCYJNA
Poland

Periodic Reporting for period 1 - OPTIshell (A framework for the multi-objective optimization of timber gridshells under structural and energy-based criteria.)

Reporting period: 2022-03-01 to 2024-02-29

Summary of the context and overall objectives of the project

The OPTIshell project addresses the limitations of architectural design optimization (ADO) by developing a specialized optimization algorithm for multi-objective constrained optimization problems (CMOPs). The OPTIshell project aims to demonstrate the applicability of swarm intelligence (SI) methods for CMOPs in the design domain and provide evidence of the benefits of ADO through the optimization and construction of solar timber gridshell prototypes.

Overall Objectives:
1. Develop an innovative optimization algorithm based on swarm intelligence for CMOPs.
2. Validate the optimization algorithm's applicability for ADO in the design domain.
3. Demonstrate the benefits of ADO through the optimization and construction of solar timber gridshell prototypes.
4. Provide industry-validated evidence of ADO benefits in sustainable building design.

Conclusions of the Action (Final Period):
During the final period of the project, OPTIshell successfully achieved its objectives:
- Developed and validated an optimization algorithm based on swarm intelligence for CMOPs.
- Demonstrated the applicability of swarm intelligence methods for ADO in the design domain.
- Completed the optimization and construction of the solar timber gridshell prototypes.
- Provided conclusive evidence of the benefits of ADO in sustainable building design through industry validation.

Work performed from the beginning of the project to the end of the period covered by the report and main results achieved so far

Work performed from the beginning of the project to the end of the period covered by the report:
1. Research and Development: Extensive research was conducted to understand the limitations of current architectural design optimization (ADO) methods and to identify the requirements for a specialized optimization algorithm for multi-objective constrained optimization problems (CMOPs). The innovative constrained multi-objective Particle Swarm Optimization (CMOPSO) algorithm based on swarm intelligence (SI) principles suitable for CMOPs was chosen.
2. Algorithm Development and Testing: The significant efforts to develop, implement, and test the optimization algorithm. Various iterations were conducted to enhance its efficiency, accuracy, and applicability to architectural design problems.
3. Prototype Design and Construction: Simultaneously, the design and construction of the solar timber gridshell prototype were initiated. This involved collaboration with architects, engineers, and material specialists to integrate the optimized design parameters into the prototype's design and fabrication automation.
4. Validation and Evaluation: Throughout the project duration, the optimization algorithm and the prototype design were rigorously validated and evaluated. This process included simulations, analyses, and testing to ensure the algorithm's effectiveness in optimizing the design objectives and constraints, as well as the feasibility and performance of the prototype.

Main results achieved so far:
- Successful development and validation of an optimization algorithm based on swarm intelligence for CMOPs.
- Design and construction of the solar timber gridshell prototype incorporating optimized parameters.
- Demonstration of the applicability of swarm intelligence methods for architectural design optimization, showcasing significant improvements in energy efficiency and sustainability metrics.
- Provision of industry-validated evidence on the benefits of ADO, highlighting its potential for revolutionizing sustainable building design practices.

Overview of the results and their exploitation and dissemination (Final Period):
In the final period, the results achieved were disseminated through various channels, including academic publications, conference presentations, workshops, and industry collaborations. The optimized algorithm and the prototype design were showcased to stakeholders, architects, engineers, and policymakers to promote their adoption in real-world applications. Additionally, the project's findings were leveraged to inform future research directions and policy initiatives aimed at advancing sustainable building practices. The exploitation of the results involved integration of the optimized design methodologies into architectural design software and consultancy services, thus facilitating widespread adoption and impact.

Progress beyond the state of the art and expected potential impact (including the socio-economic impact and the wider societal implications of the project so far)

Progress beyond the state of the art:
The OPTIshell project has made significant progress beyond the state of the art by:
1. Introducing an innovative optimization algorithm specifically tailored for multi-objective constrained optimization problems (CMOPs) in architectural design. This algorithm, based on swarm intelligence principles, surpasses traditional optimization methods by effectively addressing the complexities of CMOPs.
2. Integrating solar analysis into the solar timber gridshell prototype, enhancing its energy efficiency and sustainability compared to conventional building materials.
3. Demonstrating the practical applicability of swarm intelligence methods for architectural design optimization, showcasing advancements in optimizing complex design objectives and constraints.

Expected results until the end of the project:
1. Finalization and validation of the optimized algorithm, ensuring its reliability and effectiveness in real-world architectural design scenarios.
2. Completion of the construction and testing of the solar timber gridshell prototypes, validating its performance in terms of energy efficiency, structural integrity, and sustainability.
3. Dissemination of project findings through academic publications, industry collaborations, and public outreach activities, fostering knowledge exchange and promoting the adoption of optimized design methodologies.
4. Establishment of partnerships with industry stakeholders for the integration of optimized design methodologies into architectural design software and consultancy services, facilitating their widespread adoption and impact.

Potential impacts:
The OPTIshell project has the potential to generate significant socio-economic and wider societal impacts, including:
1. Economic Growth: By optimizing architectural design processes, the project can lead to cost savings in construction, energy consumption, and maintenance, thereby enhancing economic efficiency and competitiveness in the building sector.
2. Environmental Sustainability: The adoption of optimized design methodologies and sustainable building materials promotes environmental conservation by reducing carbon emissions, energy consumption, and resource depletion, contributing to mitigating climate change and achieving sustainability goals.
3. Technological Innovation: The development of the optimization algorithm and the integration of flexible perovskite modules represent technological advancements that can drive innovation in the construction industry, inspiring new approaches to sustainable building design and materials.
4. Social Well-being: Sustainable buildings designed through optimized methodologies offer improved indoor comfort, health, and well-being for occupants, fostering healthier and more livable environments.

OPTIshell - Main Graphic