scholarly journals Investigación sobre construcción 3D y sus aplicaciones. *** Research into 3D construction and its applications.

Author(s):  
José Guillermo Muñoz Montes ◽  
Vicente Ramírez Collado ◽  
José Luis Puchades Valencia ◽  
Joaquín Martín Rodriguez

En el presente artículo se pretende dar a conocer el proceso de investigación sobre materiales cementicios enfocados a la impresión 3D. Un grupo de 4 estudiantes de la Universidad Politécnica de Valencia, 3 Ingenieros de la Edificación y 1 Ingeniero de Electrónica y automatismo Industrial, llevan 3 años investigando y desarrollando tanto un dispositivo de impresión 3D móvil como un material cementicio para ser extrusionado por dicho dispositivo y ser capaz de modelar cualquier tipo de figura con tecnología FDM(ADICIÓN DE CAPAS). El principal objetivo de esta investigación es la aplicación de este nuevo sistema constructivo al sector inmobiliario y construir vviiendas, reduciendo riesgos laborales, costes y material de residuo. Caracterizando nuevas dosificaciones cementicias, conseguimos aumentar su Trabajabilidad y Robustez frente a iclemencias metereológicas que puedan afectar a su reología y comportamiento al momento de su puesta en obra mediante bombeo y extrusión mecánica.***This article intends to give an understanding of the process of research into cement materials, focussed on 3D printing. A group of four students at the Universitat Polit.cnica de Val.ncia – three architectural engineers and one electronic and automotive industrial engineer, spent three years researching and developing both a mobile 3D printing device; and a cement material to be extruded by this device and be capable of modelling any type of figure with FDM technology. The main objective of this research is the application of this new construction system to the house-building and real estate sector; reducing occupational hazards, costs and waste material.

2021 ◽  
Vol 274 ◽  
pp. 05008
Author(s):  
Natalia Yaskova

The present time is increasingly characterized as a time of conflicts and shocks. The conditions of permanent destabilization of economic and social processes, the breakdown of the cultural model of development and the unprecedented pace of innovative changes that precede the transition to an integrated world economic system, required the restructuring of the real estate sector. Identification of goals, directions, and tools of restructuring that are adequate to contemporary concepts, accumulated experience, and best international practices is becoming almost a decisive factor for the successful radical transformation of the real estate sector. It forms a new living space responding to the demands of the production and consumer sectors of the national economy. The performed analysis of the requirements for the strategic analysis of the up-to-date real estate sector showed the urgent need to correct the meanings of development in accordance with the new culture of evaluating its effectiveness, eliminating false optimistic assessments of real estate as an investment asset, and forming up-to-date requirements not only to new construction but also to all forms of real estate reproduction.


2022 ◽  
Vol 18 ◽  
pp. 226-231
Author(s):  
M. Locurcio ◽  
F. Tajani ◽  
P. Morano ◽  
F. Di Liddo ◽  
D. Anelli

In the current historical moment of post-crisis recovery, the real estate sector has a dual role: i) through the construction industry and its impacts on related economic sectors, it is called upon to be an active part of the economic recovery; ii) the enhancement of existing property assets is of primary importance in the containment of greenhouse gases and the achievement of the objectives set by the United Nations [1]. In this context, the various players involved in the real estate market have outlined the importance of being supported by assessment methodologies. That allows to point out not only the opportunities of the investment, but also the risks that may invalidate the initial forecasts, nullifying the success of the initiative. To this end, this research develops a multi-criteria Key Performance Indicator aimed at analyzing the feasibility of real estate initiatives that allows to provide a synthetic scoring on the financial sustainability of each investment and to compare different types of initiatives (e.g. new construction, demolition and reconstruction, renovation, etc.).


2021 ◽  
Vol 13 (14) ◽  
pp. 7621
Author(s):  
Daniella Troje

Procurement has long been used to fulfil policy goals, and social procurement policies can mitigate issues connected to social exclusion, unemployment and segregation. The target groups for such policies are disadvantaged people such as immigrants, young people and people with disabilities. Due to its close connection to exclusion and segregation issues, the construction and real estate sector has often been seen by policymakers as an appropriate sector for social procurement. However, practices to implement such policies are underdeveloped, which creates uncertainty and hinders the transition towards sustainability in the construction sector. This paper investigates how construction clients and contractors perceive the implementation of social procurement policies in practice. Drawing on policy-in-practice literature and interviewing 28 actors in the Swedish construction sector, the findings show a misalignment between: (1) social procurement policies, (2) the sector and its existing practices, and (3) the target group and their skills and needs. Although this misalignment adversely impacts policy implementation and practice formation, it can likely be mitigated if actors co-create policy goals and practices that mesh with existing practices, and provide more resources to enable policy implementation. This paper shows how procurement can help fulfil social policies and the difficulties of achieving that in practice.


2021 ◽  
Vol 13 (6) ◽  
pp. 3239
Author(s):  
Shirley Kempeneer ◽  
Michaël Peeters ◽  
Tine Compernolle

Investors are currently obliged to take environment, social, and governance (ESG) issues into consideration as part of their fiduciary duty. As such, it becomes increasingly important to identify sustainable investments that also hold financial value. A sector where this is especially underdeveloped is real estate. This has a lot to do with the obfuscated conceptualization of ESG. The article identifies key gaps in the literature and practice and provides a framework to further the understanding of how ESG factors can add societal and financial value in the real estate sector. A key premise of the article is that the user in the building is grossly overlooked. Drawing on insights from behavioral social science and environmental psychology, the paper explains the role of the user in improving buildings’ ESG, also taking into account the investment value. To conclude, the article makes the case that the transition to user-centered smart real estate is the solution to improving both the environmental (E) and social (S) sustainability of buildings, as well as their investment value. Therefore, practitioners and academics are encouraged to critically evaluate and contextualize the ESG framework they are using as well as the extent to which users are considered and smart technology is employed.


2014 ◽  
Vol 22 (1) ◽  
pp. 24-41 ◽  
Author(s):  
Deepa Mani ◽  
Kim-Kwang Raymond Choo ◽  
Sameera Mubarak

Purpose – Opportunities for malicious cyber activities have expanded with the globalisation and advancements in information and communication technology. Such activities will increasingly affect the security of businesses with online presence and/or connected to the internet. Although the real estate sector is a potential attack vector for and target of malicious cyber activities, it is an understudied industry. This paper aims to contribute to a better understanding of the information security threats, awareness, and risk management standards currently employed by the real estate sector in South Australia. Design/methodology/approach – The current study comprises both quantitative and qualitative methodologies, which include 20 survey questionnaires and 20 face-to-face interviews conducted in South Australia. Findings – There is a lack of understanding about the true magnitude of malicious cyber activities and its impact on the real estate sector, as illustrated in the findings of 40 real estate organisations in South Australia. The findings and the escalating complexities of the online environment underscore the need for regular ongoing training programs for basic online security (including new cybercrime trends) and the promotion of a culture of information security (e.g. when using smart mobile devices to store and access sensitive data) among staff. Such initiatives will enable staff employed in the (South Australian) real estate sector to maintain the current knowledge of the latest cybercrime activities and the best cyber security protection measures available. Originality/value – This is the first academic study focusing on the real estate organisations in South Australia. The findings will contribute to the evidence on the information security threats faced by the sector as well as in develop sector-specific information security risk management guidelines.


2021 ◽  
Vol 14 (7) ◽  
pp. 309
Author(s):  
Xiaoling Chu ◽  
Chiuling Lu ◽  
Desmond Tsang

This study examines the effect of geographic scope in mitigating the adverse impact of the COVID-19 pandemic in the real estate sector. Utilizing the Chinese setting over the two-month period in 2020 from the beginning of the outbreak to the successful containment of the spread of virus, we show that while the pandemic has negatively impacted real estate firm returns, firms with broader geographic scope and more geographically diversified property allocations have managed to better endure the crisis. We further find that firms with higher leverage report lower returns during the pandemic irrespective of their geographic scope, but larger firms can lessen the adverse impact of the pandemic only if they have adopted a more diversified strategy. Overall, our study provides novel evidence on the benefit of diversification by demonstrating the importance of geographic scope and diversification at times of crises. Specifically, we show corporate diversification could be especially useful to mitigate the negative stock market reactions resulting from the pandemic. Moreover, diversification could even become essential for larger firms that are expected by the market to be more diversified.


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