scholarly journals Analyzing Energy Efficiency Factors of Residential Towers using fuzzy AHP: A case from India

Increasing population, rising cost of energy bills and non-availability of housing land in cities has necessitated the need to build high rise residential towers for living purposes. As these towers are operational throughout the year, the energy consumed for maintenance and operation of such buildings is huge. Attaining building energy efficiency is a significant step towards conserving energy and minimizing the cost of utility bills. To achieve this factors that lead to energy efficient operations and maintenance of the residential towers must be found and prioritized. This research work is one such case study conducted on residential towers in South India, to find the energy efficiency factors in a building and prioritizing them according to their relative importance. The results showed that Building energy administration, energy Audits and Building Automation system are among the top factors that can highly influence the energy consumption pattern in a building. The Analysis is conducted using fuzzy AHP methodology and validated through sensitivity analysis. Further the paper also discusses the results and provides managerial application as a roadmap for energy efficiency in buildings

2011 ◽  
Vol 374-377 ◽  
pp. 357-360
Author(s):  
De Xin Zong ◽  
Zhao Xia Wang

Building automation is the inevitable product of information age and the modern society, and it is the perfect combination of modern high-tech and building. Making the equipments in the building running automatically in optimal state, building automation system can reduce energy consumption maximally while providing a comfortable environment conditions. This paper makes an energy saving analysis of each important component of building automation system, and establishes a typical office building model, simulating how building automatic system can influence building energy efficiency in four level cases. It hopes to provide some reference for the application of building automation system in building energy efficiency.


Achieving Energy efficiency in Buildings is one of the national Key Performance Indicators in many countries. Because Major part of the generated energy is consumed by buildings, it is evident that achieving energy efficiency in buildings compliments in conservation of energy and its resources along with attaining sustainability. This research work is analysis of such building energy efficiency recommendations for Enhancing energy efficiency in buildings. The recommendations discussed in this paper were proposed by United Nations Economic commission for Europe (UNECE) for UNECE region consisting of 56 member countries. This paper analyses the UNECE recommendations, their cause and effects through Decision making trial and evaluation laboratory (DEMATEL) methodology. The results showed that among all the recommendations, the two that had greater potential in achieving the goal of energy efficiency in buildings are a) National and local authorities’ coordination for continuous development and implementation of building codes and b) Energy policy and legislation. The paper also discusses managerial applications of this research work and provides insight into the recommendations.


2019 ◽  
Vol 11 (1) ◽  
pp. 130-155
Author(s):  
Michael Brooks ◽  
J.J. McArthur

We investigate the factors (“drivers”) that motivated investment in energy efficiency in commercial real estate office buildings over the 2006–2011 and 2012–2017 period, and looking forward from 2018 in the context of growing concern over carbon emissions around the world. These insights were collected from large Canadian asset managers through interviews conducted in 2017 and 2018. Key findings were that (1) organizations noted an increasing number of factors driving investment decisions over the three periods; (2) cost drivers (payback period and anticipated financial returns) were the top two drivers in 2006–2017; (3) public relations factors became significantly more important looking forward, with brand (reputational impact) as the top-ranked driver and tenant attraction tied for third place; and (4) mitigation against risks such as resilience and anticipated compliance consistently increased in importance. This study contributes to a comprehensive understanding of past, present, and near-future sustainable real estate investment priorities, changing owner behaviors, and the perceived business case for building energy efficiency investments.


Joule ◽  
2021 ◽  
Author(s):  
Jared Langevin ◽  
Chioke B. Harris ◽  
Aven Satre-Meloy ◽  
Handi Chandra-Putra ◽  
Andrew Speake ◽  
...  

2019 ◽  
Vol 9 (1) ◽  
pp. 561-570
Author(s):  
Khoa Dang ◽  
Igor Trotskii

AbstractEver growing building energy consumption requires advanced automation and monitoring solutions in order to improve building energy efficiency. Furthermore, aggregation of building automation data, similarly to industrial scenarios allows for condition monitoring and fault diagnostics of the Heating, Ventilations and Air Conditioning (HVAC) system. For existing buildings, the commissioned SCADA solutions provide historical trends, alarms management and setpoint curve adjustments, which are essential features for facility management personnel. The development in Internet of Things (IoT) and Industry 4.0, as well as software microservices enables higher system integration, data analytics and rich visualization to be integrated into the existing infrastructure. This paper presents the implementation of a technology stack, which can be used as a framework for improving existing and new building automation systems by increasing interconnection and integrating data analytics solutions. The implementation solution is realized and evaluated for a nearly zero energy building, as a case study.


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