Fabrizio Ascione

Fabrizio Ascione
University of Naples Federico II | UNINA · Department of Industrial Engineering

PhD

About

116
Publications
26,383
Reads
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3,978
Citations
Introduction
Energy Efficiency in Buildings Nearly, Net and Plus Energy Buildings Heat transfer Building Envelope HVAC Systems Renewable Energy Sources
Additional affiliations
November 2012 - present
University of Naples Federico II
Position
  • Researcher
March 2009 - October 2012
Università degli Studi del Sannio
Position
  • Research Associate

Publications

Publications (116)
Article
COVID-19 pandemic has caused an economic crisis, and also the building sector has suffered consequences. Indeed, an increase in the building energy consumption, mainly in the residential sub-sector, was registered, due to higher energy use. European Union has enacted a strategic plan to combat this crisis by promoting environmental sustainability a...
Article
The paper is focused on the evaluation of how the climate changes can influence the performance of buildings designed to be nearly zero energy (nZEB) and on the evaluation of the resilience in term of energy balance. A real case study is used; it is named BNZEB, a single-storey dwelling built in Benevento (South Italy, Mediterranean climate). With...
Article
Buildings account for an important share of global energy consumption and CO2 emissions, so increasing energy efficiency in buildings is essential to ensure an energy transition and sustainable development. In this study, we evaluate the energy benefits obtained through the application of a double-skin façade (passive façade). Subsequently, this is...
Article
An up-to-date review of more than 100 research papers about green building rating tools is proposed, with a view to what is changed or must be changed, also following the new requirements due to the recent pandemic. The review organizes current literature in the matter of rating systems in four different groups: rating systems’ comparison papers, c...
Article
The building sector is – directly or indirectly – the first pillar for application of technologies aimed at reducing energy wastes. To achieve sustainable growth goals, worldwide, the building stock needs to be re-developed from the energy viewpoint. This study focuses the attention on the building envelope, since it is the primary subsystem throug...
Article
Buildings are responsible for around 40% of energy consumption and CO2-eq emissions at the European Union (EU) level, thus, it is widely recognized that the pathway towards sustainability should pass through an important renovation of the building stock. This study proposes a novel approach for planning the energy retrofit of neighborhoods of build...
Article
Buildings account for around one third of World energy consumption and polluting emissions, thus their energy retrofit is crucial aiming at reducing the human impact on the environment. In this context, worldwide, public grant policies and stringent requirements have been adopted to promote energy efficiency in the building sector. This study propo...
Article
The accurate simulation of energy performance is fundamental to design low energy buildings – newly-built or after refurbishment – and thus to promote sustainability. However, this is an involved task requiring high complexity in modeling and simulation. Most accurate building energy simulation tools are not user-friendly for building professionals...
Article
This study offers deep insights into the link between climatic stress and building heating performance. Two representative Italian residential buildings – existing and newly-built, respectively – are investigated by predicting heating demand for 63 locations, covering all typical national climates. Two simulation software are used – i.e., TERMUS® a...
Article
Buildings account for about 36% of CO 2 emissions and 40% of energy consumption at EU level. Thus, a deep renovation of the building stock is fundamental to achieve the sustainability targets established worldwide. Accordingly, the study proposes an integrated approach for energy modeling and retrofit planning of districts/ neighborhoods of buildin...
Article
Nowadays, most of the Italian existing reinforced concrete (RC) buildings have become obsolescent and not compliant with modern requirements in terms of seismic safety, energy efficiency and living comfort. Many of them require a deep renovation to comply with minimum acceptable targets. In the last decade, major economic resources have been invest...
Article
Full-text available
Nowadays, most of the Italian existing reinforced concrete (RC) buildings have become obsolescent and not compliant with modern requirements in terms of seismic safety, energy efficiency and living comfort. Many of them require a deep renovation to comply with minimum acceptable targets. In the last decade, major economic resources have been invest...
Article
The proposed investigation is aimed at providing useful suggestions and guidelines for the renovation of educational buildings, in order to do University classrooms safe and sustainable indoor places, with respect to the 2020 SARS-CoV-2 global pandemic. Classrooms and common spaces have to be thought again, for a new “in-presence” life, after the r...
Article
The optimal control of the HVAC system in the nearly zero energy buildings (nZEBs) can be considered as a challenge. Indeed, the lack of data given by monitored data does not allow understanding what are the implications of different strategies on thermal comfort and energy consumptions. This paper determines an approach for the evaluation of the m...
Article
Full-text available
The paper introduces a new semi-probabilistic methodology for the definition of energy fragility curves suitable for a macro-classification of building stock inspired to and coupled with the widely adopted method of seismic fragility curves. The approach is applied to the reinforced concrete residential buildings of the Italian stock. Starting from...
Article
In recent times, the inter-building effect has been deeply investigated because it can highly affect building energy performance. Thus, reliable energy simulations of a single building can require to model the effects of surrounding buildings. This can imply complex models, and consequently high computational burden. The study aims at investigating...
Article
The necessity to predict building energy performance assumes a predominant role today. Present regulations in energy matter introduce pressing objectives for the energy requalification of buildings. Within spring 2020, EU Member States must adopt the European Directive 2018/844, which focuses the attention on present buildings. It establishes new o...
Article
The paper discusses the results of a monitoring campaign performed during the spring and autumn with the purpose to evaluate the operational energy performance of an existing nearly zero energy building (nZEB). It is located in Benevento, a middle-size city of South Italy with typical Mediterranean climate. A methodology for real-time nZEB performa...
Article
Full-text available
The green wall is an engineered technology for stormwater management and climate change mitigation at the urban level. At the building scale, these energy efficiency measures are suitable for improving indoor comfort conditions and for reducing energy needs. Several guidelines are available about vertical greening systems, but these propose design...
Article
The main purpose of this study is to evaluate, based on experimental data, the potential of pre-cooling the ventilation air based on ground-to-water heat exchanger, coupled with an intermediate water-to-air exchanger, during the summer period. The case study for this investigation is an existing nearly zero energy building located in Benevento, a m...
Article
An existing industrial building ubicated in South Italy is investigated by applying a tailored approach to optimize energy retrofit. The baseline provides high energy consumption, which needs to be tackled to promote the transition towards more sustainable buildings. Accordingly, after a detailed energy audit, the building is modeled and simulated...
Conference Paper
Full-text available
In this study, the analytical model of the heat transfer through a two-layers wall is developed. The main novelty consists into considering also the extraflux versus both the celestial vault and the ground, which are usually assessed by adopting simplified methodologies suggested by standards. The validation of the model is performed by means of th...
Article
A comprehensive multi-objective optimization framework is proposed to address the energy retrofit of typical villas on Mediterranean coastlines. Primary energy consumption and global cost are minimized using a Pareto approach. Two different construction technologies (i.e., a lightweight house in reinforced concrete and a massive tuff-made villa), i...
Article
Full-text available
The proposed paper is focused on some of the main conceptions, design criteria and expected energy performance of a new nZEB built in Benevento, a middle-size city of South Italy with typical Mediterranean climate. It is the result of an Italian research project – SMARTCASE – promoted under the umbrella of the European Regional Development Fund. Th...
Article
Full-text available
This study performs the energy analysis of a real industrial building, located near Naples (South Italy). The used approach includes three phases: development of the energy model, model calibration based on monitored data and optimization of photovoltaic (PV) integration. Monitored data provide the monthly overall electricity demands of the facilit...
Article
Full-text available
The present work concerns the energy retrofit of a public educational building at the University of Molise, located in Termoli, South Italy. The study provides a comparison of the results obtained by different dynamic simulations of passive strategies to improve thermal comfort and energy behavior of the building during the summer regime. Firstly,...
Article
Many strategies are under investigation to reduce the environmental impact of the building stock. Among them, the implementation of optimal operation strategies of the HVAC (heating, ventilating and air conditioning) systems plays a fundamental role because it can produce substantial energy-economic savings and increment of thermal comfort. In this...
Article
Full-text available
The Climate Change scenario projected by the IPCC for the year 2050 predicts noticeable increases in temperature. In severe summer climates, such as the Mediterranean area, this would have very negative effects on thermal comfort in the existing housing stock, given the current high percentage of dwellings which are obsolete in energy terms and hou...
Article
The comprehensive optimization of building energy design is fundamental to promote sustainability but it is an arduous issue that involves a huge domain of variables and objectives. The proposed investigation addresses this issue through a novel comprehensive framework – Harlequin – that performs a multi-phase and multi-objective design optimizatio...
Article
A significant part of the housing stock in southern Europe is obsolete and in need of extensive retrofitting to improve its energy performance and thermal comfort. However, before adequate retrofit measures can be proposed for this housing stock, the characterization of current building performance is fundamental. Although the simulation tools freq...
Article
The paper proposes a multi-objective optimization approach to address the energy design of the building envelope. A genetic algorithm (GA) is implemented by means of the coupling between MATLAB ® and EnergyPlus to minimize primary energy consumption (PEC), energy-related global cost (GC) and discomfort hours (DH). The design variables concern the s...
Article
Full-text available
The study provides a methodological approach for designing energy refurbishment measures of buildings, enabling to understand the uncertainty of using numerical modelling and the real impacts due of adopting some energy efficiency technologies. The case study is a University building of the centre of Italy, and the reference scenario has been suppo...
Article
Full-text available
This paper aims to underline the variability of constructions in Mediterranean regions, where different climates, architectural techniques and kinds of building uses determine different optimal energy refurbishments of residential buildings placed on the coastline. More in detail, by considering two different construction technologies (i.e., a ligh...
Article
Full-text available
The first part of this study provided a discussion about the methodological approach for designing energy refurbishment measures of buildings. The case study is a building owned by University of Molise, in Campobasso, a cold Italian city. The reference scenario is a numerical model built after deep investigations, and thus surveys, questionnaires,...
Article
Full-text available
About 40% of global energy consumption is due to buildings. For this reason, many countries have established strict limits with regard to building energy performance. In fact, the minimization of energy consumption and related polluting emissions is undertaken in the public perspective with the main aim of fighting climate change. On the other hand...
Chapter
Hospitals are complex structures that require the highest energy intensity of the building sector. Thus, in both cases of new construction and retrofit, their proper energy design and management are a critical issue, because these must consider all levers of energy performance, from the building envelope to the operation and efficiency of energy sy...
Chapter
This chapter investigates strategies for approaching the energy refurbishment of historic buildings, by proposing, beyond a general methodology aimed at guaranteeing feasibility of the design, its application to two cases studies in the context of South Italy, in a typical Mediterranean climate according to the Köppen classification.According to th...
Chapter
The reliable assessment of building energy performance requires significant computational times. The chapter handles this issue by proposing an original methodology that employs artificial neural networks (ANNs) to predict the energy behavior of all buildings of an established category. The ANNs are generated in MATLAB by using EnergyPlus simulatio...
Article
Full-text available
The public hand has a demonstrative role in matter of energy efficiency of owned or occupied buildings. Here, the energy audit of a high-rise university building is proposed. The methodology adopts the Cost-Optimal approach, as imposed by the European guidelines (EU Directive 2010/31/EU), based on feasibility studies performed with transient energy...
Article
Full-text available
A previous study has evidenced the poor energy performances of a building owned by the University of Naples Federico II. In detail, a reliable energy audit, by means of calibrated input, has been performed, and it revealed energy requests, polluting emissions and energy costs very high. By taking into consideration the exemplary role of the public...
Article
During the cooling season, the beneficial effects of cool colors and cool paints are multiple and undebatable. Really, it is not well-know their impact during the heating season, when a heated external surface could be useful in order to reduce the heat losses. This paper, by means of experiments and numerical simulations, investigates the effect o...
Article
A key element of the Energy Performance of Building Directive 2010/31/EU is the introduction of nearly zero energy building (NZEB) standard for new constructions. However, considering the very low rate of new built volume, the major change for achieve the sustainable grow of the European economy, appears to be the renovation of existing building st...
Conference Paper
Most European buildings were built before 1980s without any seismic provisions and without any design concerns for energy efficiency and environmental sustainability. Over the last decade, due to the low rate of new buildings, the attention of practitioners focused on the refurbishment of existing buildings. However, recent Italian earthquakes high...
Article
The climate evolution towards a progressive increase of Earth's temperature is leading to many worrying consequences, involving different aspects of World life. Among them, a specific focus should be given to the resilience of building energy design to global warming, since the efficiency and effectiveness of energy conservation measures over time...
Article
Full-text available
Most European buildings built before 1980s were constructed without any design concern for energy efficiency and environmental sustainability. In addition to this issue, over the last decades, the essential need of safer buildings has progressively attracted the interest of scientific community and government institutions. However, the strong inter...
Article
Scientific literature about energy retrofit focuses on single buildings, but the investigation of whole building stocks is particularly worthy because it can yield substantial energy, environmental and economic benefits. Hence, how to address large-scale energy retrofit of existing building stocks? The paper handles this issue by employing a methodolog...
Article
Building activity is the sector that affects for the most part the anthropogenic climate change. Indeed, even if differences can be found among countries, according to the level of development and climates, buildings require about 30–40% of the overall energy demand, with similar share concerning the greenhouse emissions. According to the more rece...
Conference Paper
It is a fact that most European buildings built before 80ies were constructed without any design concern for energy efficiency and environmental sustainability. In addition to this issue, over the last decades, the essential need of safer buildings has progressively attracted the interest of scientific community and government institutions. However...
Article
The cost-optimal analysis provides the most cost-effective energy retrofit solutions. This can strongly support the deep renovation of buildings. However, an outstanding question arises: How to achieve the robust assessment of cost-optimal solutions, feasible for any building? The paper answers this question by proposing a new multi-stage framework...
Article
A new comprehensive approach is proposed to support cost-optimal design of building envelope’s thermal characteristics and HVAC (heating, ventilating and air-conditioning) systems in presence of a simulation-based model predictive control (MPC) for heating and cooling operations. The cost-optimal solution is identified through a main mono-objective...
Article
Facing the climate change is a common priority, due to ethical issues related to general concept of sustainability and livable future for the next generations. Moreover, ethical aims for contrasting energy poverty, heat-related diseases and deaths, availability of food and water, infections and viral-bacteriological risks, meteorological extreme ph...
Article
Full-text available
The paper shows boundary conditions, conceptions, design criteria and expected energy performance of a new net zero-energy building, designed for a typical Mediterranean climate and presently under construction in a middle-size city of South Italy. The single-storey building is the final outcome of an Italian project – SMARTCASE – promoted under th...
Article
Full-text available
Today, it is not well-known the impact of cool roofs during heating season in balanced climates. Proposed study tries to quantify the increase of energy demands of buildings characterized by high-reflective and high-emissive coatings of roof, by means of experiments and numerical simulations. Three coatings are investigated with different solar abs...
Article
Design criteria for a residential nZEB in Mediterranean climate are discussed. The integrated design procedure focuses on the problem of a large number of available building variants concerning the building envelope. The aim is to search the ones that minimize winter and summer energy demand without compromising thermal comfort. The adopted methodo...
Article
How to predict building energy performance with low computational times and good reliability? The study answers this question by employing artificial neural networks (ANNs) to assess energy consumption and occupants' thermal comfort for any member of a building category. Two families of ANNs are generated: the first one addresses the existing build...
Article
Public energy policies must support the deep energy retrofit of buildings in order to fight climate change and energy poverty. Assessing the impact of such policies is extremely important because the supported energy retrofit measures (ERMs) can ensure huge energy, economic and environmental benefits. However, the energy investigation of wide build...
Article
The German Federal Government put its first net zero office building in operation in 2013 anticipating EU requirements for all public administrations to solely built “nearly zero energy buildings” from 2019 onwards. The two-storey building is situated in Berlin and has been designed for having an overall annual energy demand lower than the in-situ...
Article
The 'Energy Performance of Buildings Directive' Recast (i.e., 2010/31/EU) establishes that building energy retrofit should pursue "cost-optimal levels". However, a reliable and rigorous cost-optimal analysis is an arduous and computationally-expensive issue, especially for complex buildings such as hospitals. The paper tackles this issue by providi...
Article
Nowadays the study of Net Zero Energy Buildings (NZEBs) is fundamental, because they are the main strategy to reduce the building energy demand and CO2-equivalent emissions. This paper analyses a case study concerning a multipurpose building located in Palermo (Southern Italy), and evaluates the benefits related to the use of an earth-to-air heat e...