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Real-reference buildings for urban energy modelling: a multistage validation and diversification approach

Ledesma Hidalgo, Maria Gabriela; Pons Valladares, Oriol; Nikolic, Jelena (2021-10)
Article
Restricted access - publisher's policy

Urban energy models are required to establish baselines, map buildings' performance, and explore energy and CO2 emissions reduction strategies. The authors propose a new reductive bottom-up model to estimate the final ...

Bond strength tests under pure shear and tension between masonry and sprayed mortar

Huang, Dawei; Pons Valladares, Oriol; Albareda Valls, Albert (Multidisciplinary Digital Publishing Institute (MDPI), 2020-05-09)
Article
Open Access

Sprayed mortar or shotcrete is a construction technology that could enhance existing masonry buildings’ resilience by reinforcing low-safety load-bearing walls. Many factors affect the resistance of shotcrete-reinforced ...

New sustainability assessment model for Intelligent Façade Layers when applied to refurbish school buildings skins

Habibi, Saeid; Pons Valladares, Oriol; Peña Villamil, Diana Maritza (Elsevier Ltd, 2020-12)
Article
Restricted access - author's decision

In regard to increasing reports toward severe comfort problems and high energy consumption by educational buildings in many countries, a sustainable refurbishment for these edifices is urgently required. Using Intelligent ...

Evaluation of household waste materials for façade components in primary educational workshops: degradation behavior and mechanical properties of aged samples

Habibi, Saeid; Pons Valladares, Oriol; Abt, Tobias Martin (Elsevier, 2021-01)
Article
Restricted access - author's decision

This article presents a pioneering experimental campaign on waste materials that rigorously tests numerous specimens to study their degradation behavior and the unreported mechanical properties of aged samples. The novel ...

Sustainability model to assess the suitability of green roof alternatives for urban air pollution reduction applied in Tehran

Banirazimotlagh, Seyed Hamed; Pons Valladares, Oriol; Hosseini, Seyed Mohammad Amin (2021-05)
Article
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Green roofs are environmentally-friendly architectural solutions that contribute to air quality improvement, especially in an air-polluted metropolis like Tehran, where space is scarce and expensive. At present, there are ...

Bottom-up model for the sustainability assessment of rooftop-farming technologies potential in schools in Quito, Ecuador

Ledesma Hidalgo, Maria Gabriela; Nikolic, Jelena; Pons Valladares, Oriol (2020-07-18)
Article
Restricted access - publisher's policy

Rooftop-farming technologies can transform unexploited roofs into agricultural areas; and though studies have quantified the sustainability of diverse rooftop-farm systems, researchers lack a direct comparison between these ...

Sprayed cementitious mortars to strengthen urban buildings: Case study in Barcelona, Spain

Pons Valladares, Oriol; Huang, Dawei; Albareda Valls, Albert; Pellegrino, Francesco; Segura Pérez, Ignacio; Garcia, Tomàs; Zamora i Mestre, Joan-Lluís; Fuente Antequera, Albert de la (2020)
Conference report
Restricted access - publisher's policy

Cities the world over require more resilient architecture that satisfies stricter structural safety standards than in the past. However, there are too many urban building structures about to reach the end of their designed ...