Short answer
When renovating existing buildings, especially in resource-constrained environments like islands, prioritize a combined strategy of improving the building's thermal performance (envelope, insulation) and integrating on-site renewable energy generation (like solar panels) to achieve full energy independence.
- Field
- Sustainability
- Source
- Sustainability (2024)
- Method
- Case study analysis and simulation
- Sample
- 2961 residential buildings
- Evidence
- Strong effect
By combining building envelope upgrades, bioclimatic design, and renewable energy systems, existing residential buildings on small islands can become entirely energy self-sufficient. This sustainability research insight is drawn from a 2024 study published in Sustainability. Using Case study analysis and simulation with 2961 residential buildings, researchers explored how this design variable affects real-world outcomes. The key design takeaway: When renovating existing buildings, especially in resource-constrained environments like islands, prioritize a combined strategy of improving the building's thermal performance (envelope, insulation) and integrating on-site renewable energy generation (like solar panels) to achieve full energy independence.
Island retrofitting can achieve 100% energy self-sufficiency through integrated design and renewable energy adoption.
By combining building envelope upgrades, bioclimatic design, and renewable energy systems, existing residential buildings on small islands can become entirely energy self-sufficient.
Sustainability · 2024
Key Findings
- 01Integrated technological-environmental design and energy retrofitting can significantly improve the performance of existing buildings.
- 02Achieving energy self-sufficiency is feasible through a combination of strategies, including building envelope upgrades and solar system installations.
- 03A systematic classification and archetypization approach aids in formulating tailored intervention scenarios.
Application
Design takeaway
When renovating existing buildings, especially in resource-constrained environments like islands, prioritize a combined strategy of improving the building's thermal performance (envelope, insulation) and integrating on-site renewable energy generation (like solar panels) to achieve full energy independence.
How to apply
When designing renovations for existing buildings, especially in areas with limited energy infrastructure or a strong desire for sustainability, model the potential impact of combining improved insulation and airtightness with the installation of solar photovoltaic and thermal systems to assess the feasibility of achieving net-zero or even energy-positive performance.
Project actions
- 01When selecting a building for your design project, consider its potential for energy retrofitting.
- 02Research local renewable energy incentives and regulations that might affect your design choices.
- 03Use simulation tools to model the energy performance of your proposed retrofits.
Method & Evidence
Variables
Strengths & Limitations
Strengths
- +Comprehensive analysis of multiple contextual factors.
- +Development of a practical classification and archetypization system for data aggregation.
- +Focus on a real-world pilot case.
Limitations
The specific building typologies and climate of Procida might not directly translate to other regions. The cost-effectiveness of such extensive retrofitting was not the primary focus.
Reliability & validity
The study's validity is strengthened by its focus on a specific, well-defined case study and the use of a systematic classification system. Reliability could be enhanced by repeating the analysis with different datasets or simulation parameters.
Think critically
To what extent can the specific strategies employed on a small island be generalized to larger, more complex urban environments, and what are the primary challenges in scaling up such integrated retrofitting approaches?
Design Principles
"Holistic building retrofitting for energy self-sufficiency."
This research demonstrates a tangible pathway for significant decarbonization and energy independence within existing building stock, a critical challenge for urban planning and architectural design. It highlights the potential for a holistic approach to retrofitting, moving beyond single-issue solutions.
What This Means for Your Design
You can make old buildings completely energy independent by improving their insulation and adding solar panels, especially on islands.
How to use in your project
- 1.Reference this study when discussing the importance of integrated design strategies for energy efficiency in existing buildings.
- 2.Use the findings to justify the inclusion of specific retrofitting techniques in your design proposal.
Add to My Project
Quick Cite
Paragraph starter
This research by Romano et al. (2024) highlights the significant potential for achieving complete energy self-sufficiency in existing residential buildings through integrated technological-environmental design and energy retrofitting. Their case study on the small island of Procida demonstrated that combining building envelope improvements with renewable energy installations, such as solar panels, can lead to substantial performance gains and energy independence, offering a valuable precedent for sustainable building renovation projects.
Source
Sustainability
Integrating Technological Environmental Design and Energy Interventions in the Residential Building Stock: The Pilot Case of the Small Island Procida
journal · 2024
View sourceQuestions About This Research
- What does the research say about island retrofitting can achieve 100% energy self-sufficiency through integrated design and renewable energy adoption?
- When renovating existing buildings, especially in resource-constrained environments like islands, prioritize a combined strategy of improving the building's thermal performance (envelope, insulation) and integrating on-site renewable energy generation (like solar panels) to achieve full energy independence. Evidence: Sustainability (2024).
- Why does "Island retrofitting can achieve 100% energy self-sufficiency through integrated design and renewable energy adoption." matter for design?
- This research demonstrates a tangible pathway for significant decarbonization and energy independence within existing building stock, a critical challenge for urban planning and architectural design. It highlights the potential for a holistic approach to retrofitting, moving beyond single-issue solutions.
- How can designers apply this research?
- When renovating existing buildings, especially in resource-constrained environments like islands, prioritize a combined strategy of improving the building's thermal performance (envelope, insulation) and integrating on-site renewable energy generation (like solar panels) to achieve full energy independence.
- What were the main findings?
- Integrated technological-environmental design and energy retrofitting can significantly improve the performance of existing buildings.. Achieving energy self-sufficiency is feasible through a combination of strategies, including building envelope upgrades and solar system installations.. A systematic classification and archetypization approach aids in formulating tailored intervention scenarios.
- What research method was used?
- Case study analysis and simulation with 2961 residential buildings.
- How strong is the evidence?
- Evidence strength is rated Strong effect, based on a 2024 journal from Sustainability.
- What should I do differently in my next project?
- When designing renovations for existing buildings, especially in areas with limited energy infrastructure or a strong desire for sustainability, model the potential impact of combining improved insulation and airtightness with the installation of solar photovoltaic and thermal systems to assess the feasibility of achieving net-zero or even energy-positive performance.
- What are the limitations?
- The study is specific to the context of a small island with unique geographical and architectural characteristics; results may vary in different urban or geographical settings. The classification system's effectiveness might depend on the quality and availability of input data.