Recent Submissions

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  Office representatives for cost-optimal energy retrofitting analysis: a novel approach using cluster analysis of energy performance certificate databases 

  Gangolells Solanellas, Marta; Casals Casanova, Miquel; Ferré Bigorra, Jaume; Forcada Matheu, Núria; Macarulla Martí, Marcel; Gaspar Fàbregas, Kàtia; Tejedor Herrán, Blanca (2020-01-01)
  Article
  Open Access

  A large number of buildings must be evaluated to formulate energy retrofitting policies for existing building stock. In this context, it is crucial to identify reference buildings that can effectively represent the entire ...
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  Energy benchmarking of existing office stock in Spain: trends and drivers 

  Gangolells Solanellas, Marta; Casals Casanova, Miquel; Ferré Bigorra, Jaume; Forcada Matheu, Núria; Macarulla Martí, Marcel; Gaspar Fàbregas, Kàtia; Tejedor Herrán, Blanca (2019-11-12)
  Article
  Open Access

  Buildings play a central role in the clean energy transition, which is why it is vital to understand how energy is consumed in this sector. Energy performance certificate databases are considered a key source of information ...
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  Applying nutrient dynamics to adjust the nutrient-water balance in hydroponic crops. A case study with open hydroponic tomato crops from Barcelona 

  Sanjuan Delmás, David; Josa Garcia-Tornel, Alejandro; Muñoz Odina, Pedro; Gassó Domingo, Santiago; Rieradevall Pons, Joan; Gabarrell Durany, Xavier (2020-02-05)
  Article
  Open Access

  Background:Global food production systems generate impacts such as eutrophication, caused by nutrient run-offfrom agricultural exploitations and exacerbated by climate change. Hydroponic cultivation methods arecommon in ...
• Shear crack pattern identification in concrete elements via distributed optical fibre grid 

  Rodríguez Gutiérrez, Gerardo; Casas Rius, Joan Ramon; Villalba Herrero, Sergi (2019-12)
  Article
  Restricted access - publisher's policy

  An experimental methodology to obtain the shear cracking pattern in concrete elements is presented. The method is based on the use of Distributed Optical Fiber Sensors (DOFS) connected to an Optical Backscattered Reflectometer ...
• A probabilistic-based approach to support the comfort performance assessment of existing buildings 

  Bortolini, Rafaela; Forcada Matheu, Núria (2019-11-10)
  Article
  Restricted access - publisher's policy

  Building performance is focused on maintaining and increasing sustainability while enhancing occupants' comfort levels. Occupants' comfort depends on uncertain, interrelated personal, social and building factors. However, ...
• Towards sustainable business models for electric vehicle battery second use: a critical review 

  Reinhardt, Robert; Christodoulou, Ioannis; Gassó Domingo, Santiago; Amante García, Beatriz (2019-09)
  Article
  Restricted access - publisher's policy

  A global mass market adoption of electric vehicles (EVs) is still hindered by the high costs of lithium-ion batteries (LIBs). Repurposing degraded EV batteries in second use applications holds the potential to reduce ...
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  2005-2017 Ozone trends and potential benefits of local measures as deduced from air quality measurements in the north of the Barcelona metropolitan area 

  Massagué Obradors, Jordi; Carnerero Quintero, Cristina; Escudero, M.; Baldasano Recio, José María; Alastuey, Andres; Querol, Xavier (European Geosciences Union (EGU), 2019-06-05)
  Article
  Open Access

  We analyzed 2005–2017 data sets on ozone (O3) concentrations in an area (the Vic Plain) frequently affected by the atmospheric plume northward transport of the Barcelona metropolitan area (BMA), the atmospheric basin of ...
• Shear crack width assessment in concrete structures by 2D distributed optical fiber 

  Rodríguez, Gerardo; Casas Rius, Joan Ramon; Villalba Herrero, Sergi (Elsevier, 2019-09)
  Article
  Restricted access - publisher's policy

  This paper outlines the second part of an experimental study to show the capabilities of distributed optical fiber sensors (DOFS) in their application to the structural health monitoring (SHM) of the shear performance of ...
• Fatigue performance of distributed optical fiber sensors in reinforced concrete elements 

  Barrias, Antonio; Casas Rius, Joan Ramon; Villalba Herrero, Sergi (Elsevier, 2019-09)
  Article
  Restricted access - publisher's policy

  In this paper, the authors present the results of a laboratory test where two reinforced concrete beams were instrumented with Distributed Optical Fiber Sensors (DOFS) to allow the monitoring g of strain in four different ...
• U-value time series analyses: Evaluating the feasibility of in-situ short-lasting IRT tests for heavy multi-leaf walls 

  Tejedor Herrán, Blanca; Casals Casanova, Miquel; Macarulla Martí, Marcel; Giretti, Alberto (2019-07-15)
  Article
  Restricted access - publisher's policy

  A gap in standardization of quantitative infrared thermography (IRT) directly leads to a lack of measurement pattern for determining in-situ U-values of heavy multi-leaf walls. Three groups of causal factors might influence ...
• Analysis of building maintenance requests using a text mining approach: building services evaluation 

  Bortolini, Rafaela; Forcada Matheu, Núria (2019-05-16)
  Article
  Restricted access - publisher's policy

  End users’ maintenance requests gathered from computerized maintenance management systems (CMMS) configure a rich source of information to evaluate the occupants’ satisfaction and the building systems. Nevertheless, the ...
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  A comparison of standardized calculation methods for in situ measurements of facades U-value 

  Gaspar Fàbregas, Kàtia; Casals Casanova, Miquel; Gangolells Solanellas, Marta (2016-10-15)
  Article
  Open Access

  In recent years, a growing concern has been how to determine the actual thermal behaviour of façades in their operational stage, in order to establish appropriate energy-saving measures. This paper aims at comparing ...

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