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Helena Galha Bártolo

Helena Galha Bártolo
Polyechnic Institut of Leiria · Civil Engineering

Doctor of Philosophy

About

52
Publications
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793
Citations

Publications

Publications (52)
Article
Purpose This conceptual paper aims to present a perspective on how to engineer sustainability through the prism of Industry 4.0 technologies and outline propositions to guide future research. Design/methodology/approach This study presents a literature review developing four research propositions, focusing on the nine leading technologies underpin...
Chapter
Full-text available
The use of natural materials in construction has been attracting growing interest worldwide. In the Drâa Valley, located in the southeast of Morocco, earthen architecture is the valley’s heritage, a brilliant example of high-quality and resilient construction. Over centuries, raw earth construction materials have been used in houses, mainly due to...
Chapter
Additive manufacturing (AM) technology has been used in different industrial sectors, including the construction industry, to produce free geometrical forms/features with a wide range of materials. The use of AM technologies in construction allows the construction automation of concrete structures, enhancing efficiency, productivity, and sustainabi...
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The construction industry is one of the prime users of global resources and a major contributor to global environmental impacts. Moving to a clean, circular economy can facilitate achieving the European Green Deal objectives, such as minimum environmental impacts, net-zero CO2 emissions, and zero waste.3D Printing technologies have been mainly used...
Chapter
Climate change is accelerating extreme events, rising sea levels, causing wildfires and floods, as well intensifying greenhouse and pollution effects in urban environments. Human action is a significant contributor to this extreme weather. In Brazil, most large urban areas are characterized by social exclusion, exploitation, and chaotic territory o...
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Over the past few years, construction has been undergoing a digital revolution by integrating innovative technologies and new construction processes, such as Additive Manufacturing (AM), also called 3D Printing (3DP). The need to advance the green transition towards a more circular economy has been pressing the construction sector to adopt low embo...
Chapter
The use of 3D concrete printing, a technology within the scope of Industry 4.0, is rapidly increasing worldwide. Despite its revolutionary advantages for the construction industry, several challenging problems need to be solved. Technical reinforcement is a critical issue. Several solutions have been proposed, though all of them limit the advantage...
Chapter
Water is a vital resource for life on earth. The importance of an effective and efficient management of water in buildings and cities is highlighted, as well the need to preserve soil and ecosystems to avoid water waste and degradation. The Brazilian context regarding water conservation and management is explained, as despite owning the biggest wat...
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Full-text available
Earth-based materials have been used as a construction material since ancient times, as it is an affordable and sustainable material, widely available and recyclable. Additive manufacturing has become a promising production technology for the construction industry, allowing to produce complex structures with optimum material use, zero waste and a g...
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Sustainable construction is a rapidly increasing research area. For concrete production, cement is the most important and expensive raw material that binds together the solids. However, during the production of concrete, a large amount of carbon dioxide is produced, causing environmental concerns resulting in a growing interest in the field of supp...
Chapter
The electrospinning technology is one of the most versatile and relevant non-mechanical, electrostatic processes to produce nano-scale meshes. The technology has a wide range of application areas from tissue engineering such as wound dressings, nerve tissues to textile and filter applications. Therefore, researches on the electrospinning technology...
Article
Over the last century, the suspension roofs design has progressed until the advent of the shells theory in the first half of the 20th century, due to a rapid pace in technological advancement. A paradigm shift emerged with the new trend in structural design towards a new design process that cooperatively integrated economy, efficiency, and elegance...
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This paper is focused on LCA (Life Cycle Assessment) of specific product based on lime used in Portugal how a more sustainable solution for building construction. This product is decorative mineral render based on lime used as final layer to an External Thermal Insulation Composite System (ETICS) based on cork boards (ICB). The case under study pre...
Conference Paper
Full-text available
Resumo A Avaliação do Ciclo de Vida (ACV) é uma metodologia usada para avaliar os impactos ambientais na cadeia de produção de um produto ou serviço, desde seu nascimento ao túmulo. Uma de suas ferramentas é a DAP (Declaração Ambiental do Produto). Este artigo pesquisou o ciclo de vida da cal e a avaliação de seus impactos ambientais em Portugal, a...
Conference Paper
Full-text available
Resumo Neste artigo é apresentado o tema sobre a cadeia produtiva do bambu. Analisou-se a viabilidade do uso de componentes pré-moldados para construção de habitações sustentáveis no âmbito brasileiro. Como método da pesquisa, utilizou-se a revisão da literatura sobre os processos de produção, tratamento e uso do bambu como material na construção c...
Article
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In recent years, the interest in developing additive manufacturing (AM) technologies in the architecture, engineering and construction (AEC) industry has increased, motivated by the potential to support greater formal complexity. In this context, AM has been largely used to design and fabricate physical parts with homogeneous materials. This paper...
Chapter
Nearly Zero Energy Buildings will require high-performance building envelopes, though the building sector is currently a major contributor to the world’s energy consumption and related CO2 emissions. Innovative advanced materials, such as smart or functionally graded materials are being developed to better adapt buildings to environmental needs. Th...
Book
This book contains the abstracts of all the keynotes and commnunications presented at the First International Conference on the Progress in Digital and Physical Manufacturing, held in the School of Technology and Management, from the 2nd to 4th October' 2019.
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The digital revolution is expected to play a decisive role in the transformation of the construction industry, opening new markets, creating new products and boosting its productivity and efficiency. The rapid expansion of advanced technologies, such as Internet of Things (IoT), Building Information Modeling (BIM) and other digital systems are abou...
Conference Paper
Full-text available
The European Commission proposed a recast to the Energy Efficiency Directive with a target of 30% energy efficiency for 2030. Buildings are the largest energy consumers sector in EU. To reduce the energy consumption of existing buildings and promote energy efficiency retrofit, it is important to improve the thermal performance of the building envel...
Article
The construction sector is under increasing pressure to improve its efficiency and effectiveness, reducing environmental impacts, material use and costs. A computational tool was developed to design and fabricate functionally graded building components. The material composition was defined based on voxel determination in order to design building el...
Article
Full-text available
Modern structures require more complex designs. There is an increased need for accurate approaches to assessing uncertainties in loads, geometry, material properties, and operational environments. However, information is scarce on the reliability of suspension roofs together with their joints. There is an urgent need for estimating stress-strain st...
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Full-text available
Growing environmental and social concerns about human society’s impact on the natural environment have been pushing sustainable development issues into the front line of public policies. The degradation of natural resources has been aggravated by several other factors: the actual lifestyle of consumer societies, the rapid growth of emerging countri...
Chapter
In the EU, buildings consume 40% of the energy and produce 36% of the CO2 emissions. This study focuses on increasing the efficiency of energy use in buildings by exploiting phase change materials as energy storage systems. In particular, we focus on the practical application of phase change materials to buildings and their incorporation in buildin...
Article
The construction industry is facing an increasing pressure to optimize its performance reducing costs and minimizing its impact on the environment. The built environment is a very demanding human and dynamic environment facing rising challenges to develop more innovative and efficient solutions. New technologies, growing client expectations and a s...
Conference Paper
Traditionally the construction sector is very conservative, risk averse and reluctant to adopt new technologies and ideas. The construction industry faces great challenges to develop more innovative and efficient solutions. In recent years, significant advances in technology and more sustainable urban environments has been creating numerous opportu...
Conference Paper
The increasing growth of human population together with the material consumption of most industrialised nations taking place at an unsustainable rate have been causing the degradation of the planet. The implementation of sustainable methodologies can contribute to the implementation of more ecological practices. A computational tool integrating eco...
Article
Full-text available
Nonketotic hyperglycinemia is an inborn error of glycine degradation related to large quantities of glycine accumulation in all body tissues, including the central nervous system. The association of dextromethorphan and high-dose benzoate therapy has been recently proposed for infants with this severe disease. It is hipothesized that dextromethorph...
Article
Architectural design activity requires some of the highest cognitive abilities of human beings, including creativity, synthesis and problem solving. Ambiguity, uncertainty and parallel scenarios are central to the early phases of the design process. Large amounts of information are manipulated in a short time at early conceptual design. This dynami...
Article
The last decade has seen an increased emphasis on quality issues. A renewal of media interest in design issues reinforces the assumption that the inclusion of opinions and attitudes of lay public in the design process can enhance the overall quality of the built environment. Yet it is not enough for designers to investigate public opinions of desig...
Article
Recent advances in science and technology have had a tremendous impact in design activity. The architectural design environment has been changing with the increasing demand for a rapid knowledge transfer between all the participants in the design process. The use of these technologies will lead to the development of a new design-working environment...

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