Bronze Architecture, Building and Structure Design · 2025
Green Island Urban Power Substation
by Xudong Zhu
- A' Design Award 2025 Bronze Winner in Architecture, Building and Structure Design
- Awarded April 15, 2025
- CLIENT: T.e.n
- Estimated Number of Design Views: 18,231
- Verification code 0E1CABAB16 · Verify this award
About Green Island Urban Power Substation
The power substation integrates sustainable design and urban functionality to redefine public infrastructure. Its double skin facade features solar panels on the south and east for energy efficiency, while planting troughs on green walls enrich the north and west. The southern facade reduces noise pollution and transforms the area into a linear park, creating opportunities for pedestrian activity and community interaction. This innovative approach highlights how essential infrastructure can contribute to both environmental and social well-being.
Xudong Zhu's Green Island Urban Power Substation represents a compelling architectural response to the challenge of integrating essential urban infrastructure within public environments, demonstrating how technical necessity can be transformed into civic asset through refined design intervention. Contemporary architectural discourse increasingly engages with the visibility and aesthetic treatment of utilitarian structures, moving beyond concealment strategies toward expressive integration that acknowledges infrastructure's fundamental role in urban life while elevating its formal and material qualities. This project appears to participate in that evolving conversation, employing a vocabulary of industrial materials—silvered steel framing, translucent mesh panels, and perforated screens—arranged in modular repetition that honestly expresses structural logic while achieving visual refinement through proportional consideration and rhythmic organization. The compositional achievement lies in the careful calibration of transparency and opacity, creating layered depth through overlapping planes that reveal and conceal simultaneously, maintaining necessary security and technical enclosure while opening views and allowing light penetration. The chromatic sophistication emerges through restraint, with the cool metallic palette providing neutral backdrop against which organic green elements gain prominence, establishing a dialogue between manufactured and natural systems that suggests biophilic design principles. Notably accomplished passages include the integration of cascading vegetation along certain bays, where living green walls soften the geometric precision of the structural grid, and the textured stone base that provides substantial grounding while introducing warm earth tones and tactile variation to the predominantly smooth metallic surfaces. The technical facility evident in the structural expression suggests careful engineering coordination, with exposed framework and cable-stayed elements celebrating the precision of contemporary fabrication and assembly methods. Thematically, the work appears to explore questions of infrastructure visibility, civic responsibility, environmental integration, and the potential for essential systems to contribute positively to public experience rather than requiring apologetic concealment. The incorporation of accessible public space in the foreground, with human figures engaged in everyday activities and sculptural seating elements arranged on paved surfaces, suggests that the design considers not merely the functional housing of electrical equipment but the creation of community space where technical necessity and human gathering coexist productively. The architectural treatment may reference industrial design traditions valuing material honesty and structural clarity, while the integration of vegetation and the emphasis on transparency evoke contemporary sustainability discourse emphasizing ecological integration and environmental performance. How might this approach to infrastructure design inform future urban development, suggesting that technical requirements can serve as generative constraints producing spaces of unexpected civic value rather than obstacles to be minimized?
Press Kit
- Unique Properties
- The power substation uses a double-skin facade to create a “breathing, growing, and energy-storing” Green Island, blending infrastructure with vibrant public space. Solar panels on the south and east maximize energy efficiency, while the north and west feature green walls with planting troughs. The southern facade shields traffic noise and transforms the edge into a lively linear park, connecting neighborhoods and fostering community engagement.
- Dimensions & Packaging
- The project is located on a 50,000 mm x 70,000 mm site, with a total building height of 12,000 mm.
- Tags
- Green Island, Public Space, Urban Infrastructure, Ecological Design, Sustainability, Power Substation, Double-skin Facade
- Production Technology
- The design was developed using a research-driven approach, integrating sustainable strategies and advanced modeling techniques. A double-skin facade system was employed, combining solar photovoltaic panels on sun-facing sides for energy efficiency and perforated aluminum panels with planting troughs on shaded facades to foster biodiversity. Parametric design tools optimized the facade's performance, ensuring a balance between functionality, aesthetics, and ecological benefits.
- Design Challenge
- The hardest part was balancing strict regulations with innovative design. Local laws restricted changes to building footprints, limiting structural flexibility. Socially, the challenge was transforming a utilitarian substation into a community asset. Technologically, optimizing the double-skin facade for energy efficiency while supporting dynamic green walls required advanced simulations. Overcoming these obstacles involved integrating research, creativity, and stakeholder collaboration.
- Project Duration
- The project designed in September 2024 in Shanghai, China.
- Operation Flow
- This project combines energy efficiency and urban vitality by using solar panels on sunlit sides to generate power and adjustable panels that provide shade and shelter for pedestrians. The green walls grow with the seasons, creating a dynamic and eco-friendly facade. The design transforms the space into a welcoming park, reducing noise, improving air quality, and connecting neighborhoods, making it both functional and inviting for the community.
- Research
- This applied research aimed to transform infrastructure into vibrant public spaces, focusing on sustainability and urban connectivity. Using sunlight analysis, energy modeling, and environmental simulations, we gathered data with parametric tools. Community feedback and expert insights informed the design. Results showed solar panels enhance energy efficiency, while green walls improve air quality and biodiversity. The project highlights how infrastructure can unite ecological, social, and functional goals.
- Inspiration
- This project was inspired by a desire to blend essential infrastructure with urban vitality. Motivated by the potential to turn functional structures into assets for the city, I aimed to create a sustainable design that balances energy efficiency with ecological and social benefits. Drawing from research in green architecture, the project transforms a passive boundary into an active public space that fosters harmony between nature and the urban environment.
- Image Credits
- All credit to Xudong Zhu
Colors of Green Island Urban Power Substation
Get Green Island Urban Power Substation
Design Interview about Green Island Urban Power Substation
The main principle behind the Green Island design is to transform essential urban infrastructure into an ecological and socially engaging urban asset. Power substations are typically perceived as purely technical facilities with little relationship to public life. The inspiration for this project was to challenge that perception by integrating sustainable architecture, green landscapes, and energy systems into one coherent design. By combining solar energy generation with living green walls, the project reimagines infrastructure as a dynamic part of the urban environment rather than a hidden technical facility.
The main focus of this design was to create a balance between technical functionality and urban livability. As a power substation, the building must meet strict operational and safety requirements. At the same time, the design aimed to improve the surrounding urban environment by introducing green infrastructure and public space. My goal was to turn the edge of the facility into a linear park that reduces noise, improves air quality, and connects surrounding neighborhoods.
In the future, I hope the ideas explored in Green Island can be applied to other urban infrastructure projects. Cities contain many functional facilities such as substations, pumping stations, and utility plants that are often isolated from the public realm. This project demonstrates that infrastructure can be redesigned as an ecological and social asset. I hope to further develop similar strategies in future urban design and infrastructure projects.
The design concept was developed over several months through research, environmental analysis, and iterative design exploration. The early stage focused on studying sunlight conditions, urban context, and potential ecological strategies. Later stages involved parametric modeling and environmental simulations to optimize the double-skin facade system. Although the core idea emerged relatively early, refining the technical and spatial aspects of the project required careful development.
This design originated from an exploration of how infrastructure could contribute positively to the urban environment. Instead of treating technical facilities as isolated structures, I wanted to explore how they could become part of the city’s ecological and social network. The project was therefore inspired by a conceptual interest in sustainable urban infrastructure rather than a conventional architectural brief.
At the moment, the Green Island design functions primarily as a conceptual proposal and applied research project. However, the strategies developed in the project have strong potential for real-world implementation. Infrastructure facilities exist in almost every city, and the design approach demonstrated here could be adapted to different contexts in collaboration with municipalities, developers, or infrastructure operators.
Urban infrastructure is an essential yet often overlooked component of city life. Facilities such as power substations usually prioritize technical performance but rarely contribute positively to the surrounding environment. This project allowed me to explore how infrastructure could simultaneously serve operational needs while enhancing urban ecology and public space.
The design was influenced by research in green architecture, sustainable urban infrastructure, and ecological design strategies. Observing contemporary projects that integrate landscape and architecture also provided inspiration. In particular, projects that transform infrastructure into public amenities helped shape the conceptual direction of Green Island.
The direct client for a project like this would typically be an urban infrastructure operator or municipality responsible for energy systems. However, the broader beneficiaries of the design are urban residents and surrounding communities. By transforming the boundary of the substation into a linear park, the project creates a space that improves environmental quality and urban connectivity.
Green Island distinguishes itself by integrating energy infrastructure, ecological design, and public space into a single architectural system. The double-skin facade not only enhances the building’s environmental performance but also creates a living interface between the infrastructure and the city. Solar panels generate renewable energy while green walls support biodiversity and improve microclimate conditions.
The name Green Island reflects both the architectural form and the environmental ambition of the project. The substation is conceived as a self-sustaining ecological “island” within the urban fabric. It represents a place where infrastructure, vegetation, and public space coexist, creating a green landmark that supports both urban life and environmental performance.
The design process involved a combination of parametric design tools, environmental simulations, and digital modeling software. Programs such as Rhino and parametric modeling platforms were used to explore facade configurations and optimize environmental performance. Environmental analysis tools were also used to study sunlight exposure and energy generation potential.
The most unique aspect of the design is the double-skin facade system that simultaneously performs environmental, architectural, and social functions. The solar panel surfaces generate energy, while the green walls support vegetation and biodiversity. Together, they transform the building envelope into a living environmental system.
Although the design was led by a single designer, the project concept integrates insights from multiple disciplines including environmental design, urban planning, and energy infrastructure engineering. Developing a project like this requires understanding both architectural design and technical infrastructure systems.
Technology plays a crucial role in the design, particularly in optimizing the performance of the facade system. Parametric modeling tools were used to analyze solar exposure and determine the optimal placement of photovoltaic panels. Environmental simulations also helped evaluate the performance of green walls in improving air quality and microclimate.
Yes, the design is strongly informed by analytical research. Sunlight analysis, environmental modeling, and energy simulations were used to guide design decisions. These tools helped ensure that the photovoltaic panels and green walls perform effectively within the site’s environmental conditions.
One of the biggest challenges was working within strict regulatory constraints for power infrastructure facilities. Local regulations limited modifications to the building footprint and structural system. This required finding creative ways to introduce ecological and architectural improvements without altering the core infrastructure.
Submitting the project to an international competition was an opportunity to share the concept with a broader design community. The Green Island project represents an experimental approach to infrastructure design, and international platforms allow such ideas to reach a wider audience.
This project reinforced the importance of interdisciplinary thinking in architecture and urban design. It required integrating technical infrastructure requirements with environmental strategies and public space design. The experience strengthened my ability to use research and environmental analysis as part of the design process.
Green Island reflects a broader design philosophy that infrastructure should not be isolated from urban life. As cities continue to grow and face environmental challenges, rethinking infrastructure as ecological and social space will become increasingly important. I hope this project encourages designers and cities to imagine more integrated and sustainable urban environments.
Grand Interview about Green Island Urban Power Substation
The integration of solar panels and green walls operates as a complementary environmental system rather than two isolated strategies. Photovoltaic panels are positioned on optimal solar orientations to maximize energy generation, while green walls occupy shaded or less efficient facades, enhancing thermal insulation and reducing heat gain. This dual approach improves overall building performance by lowering operational energy demand and contributing to on-site renewable production. At the same time, the vegetation system supports biodiversity, filters air pollutants, and mitigates urban heat island effects. Together, they transform a purely technical facility into an active ecological infrastructure embedded within the urban environment.
The inspiration emerged from rethinking infrastructure as part of everyday urban life rather than as a segregated utility. In many cities, substations create inactive and often hostile edges. By transforming the southern facade into a linear park, the project reclaims this boundary as a social interface. The facade acts as both a noise buffer and a spatial threshold, allowing pedestrian movement, rest, and informal gathering. This approach is rooted in the belief that infrastructure should contribute to public life. The design reframes necessity as opportunity, turning a defensive edge into a civic space that reconnects neighborhoods and enhances urban continuity.
The double-skin facade was developed through parametric simulations to balance multiple performance criteria. Variables such as solar exposure, ventilation gaps, planting depth, and structural spacing were tested iteratively. The outer layer integrates adjustable photovoltaic panels and shading devices, while the inner layer supports vegetation and thermal buffering. Parametric modeling allowed us to optimize panel angles for energy output while ensuring sufficient light and airflow for plant growth. At the same time, the system reduces heat transfer and improves microclimatic conditions. This data-driven approach enabled a precise calibration between energy efficiency, environmental comfort, and ecological performance.
The project was grounded in interdisciplinary research spanning urban ecology, infrastructure design, and public space theory. We studied precedents where infrastructure and landscape intersect, alongside technical standards for substations. Early design phases involved mapping environmental constraints, noise levels, and circulation patterns. Through iterative prototyping, we explored how architectural elements could simultaneously meet safety requirements and invite public engagement. Collaboration with engineers and landscape specialists was critical. The outcome reflects a shift from single-function infrastructure to hybrid urban systems, where technical performance and social value are integrated rather than treated as separate design objectives.
One of the primary challenges was mitigating mechanical noise while maintaining openness and accessibility. Substations typically require strict acoustic control, which often results in enclosed, impermeable structures. We addressed this by using the building envelope itself as a layered acoustic buffer. The double-skin facade, combined with planted surfaces, absorbs and diffuses sound. The southern edge, designed as a park, incorporates spatial setbacks and landscape elements to further reduce perceived noise. These constraints ultimately shaped a more sophisticated section design, where environmental performance and user experience are resolved simultaneously rather than in conflict.
Plant selection was guided by adaptability, seasonal variation, and ecological contribution. We prioritized native and climate-resilient species that could thrive within vertical planting systems with minimal maintenance. A mix of evergreen and deciduous plants ensures year-round visual interest, while flowering species introduce seasonal change. The planting strategy also considers microclimatic conditions created by the facade, such as varying sunlight exposure and wind patterns. Beyond aesthetics, the vegetation supports urban biodiversity by attracting pollinators and improving air quality. The result is a living facade that evolves over time, reinforcing the building’s identity as an ecological system.
This project proposes a shift in how infrastructure is perceived and designed in dense urban environments. By layering functions—energy production, environmental mitigation, and public space—the design maximizes limited land resources. It demonstrates that infrastructure can be both compact and multifunctional without compromising technical performance. The approach is highly adaptable and can be applied to other essential facilities such as water treatment plants or transit hubs. In rapidly urbanizing contexts, this model offers a strategy for integrating necessary infrastructure into the social and ecological fabric of the city rather than isolating it.
Receiving the Bronze A’ Design Award provided international validation for an approach that challenges conventional infrastructure typologies. It reinforced the importance of integrating sustainability, public engagement, and technical innovation within a single design framework. The recognition has expanded opportunities for dialogue with a global audience and encouraged further exploration of hybrid infrastructure models. It also strengthens the argument that even highly technical projects can contribute meaningfully to urban life. Moving forward, this acknowledgment motivates us to push boundaries and apply similar principles to larger-scale and more complex urban systems.
The project integrates multiple monitoring systems to evaluate performance across environmental and social dimensions. Energy generation from photovoltaic panels is tracked in real time, alongside building energy consumption. Environmental sensors monitor temperature, humidity, and air quality to assess the effectiveness of the green facade. Noise levels are also measured to ensure compliance and user comfort. Additionally, user engagement is evaluated through pedestrian flow analysis and spatial usage patterns. These data streams provide feedback for ongoing optimization and demonstrate how infrastructure can be both measurable and responsive to its urban context.
The design reflects our studio’s core principles of Technology, Economy, and Nature through an integrated and balanced approach. Technology is expressed through parametric optimization and renewable energy systems. Economy is addressed by maximizing the utility of a single site through multifunctional design, reducing the need for additional land and resources. Nature is embedded through living systems that enhance environmental performance and user experience. The project demonstrates that these principles are not mutually exclusive but mutually reinforcing. It informs our future work by emphasizing holistic design strategies that align technical efficiency with ecological and social value.