A Mixed-Integer Programming Model for Assessing Energy-Saving Investments in Domestic Buildings under Uncertainty

A decision support tool has been developed to evaluate energy-saving intervention investments for domestic buildings. Various potential interventions are considered, each affecting energy consumption and savings, as well as the total financial cost of the investment. The decision problem is formulat...

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Main Authors: Panagiotis Kontogiorgos, Nikolaos Chrysanthopoulos, George P. Papavassilopoulos
Format: Article
Language:English
Published: MDPI AG 2018-04-01
Series:Energies
Subjects:
Online Access:http://www.mdpi.com/1996-1073/11/4/989
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author Panagiotis Kontogiorgos
Nikolaos Chrysanthopoulos
George P. Papavassilopoulos
author_facet Panagiotis Kontogiorgos
Nikolaos Chrysanthopoulos
George P. Papavassilopoulos
author_sort Panagiotis Kontogiorgos
collection DOAJ
description A decision support tool has been developed to evaluate energy-saving intervention investments for domestic buildings. Various potential interventions are considered, each affecting energy consumption and savings, as well as the total financial cost of the investment. The decision problem is formulated as a mixed-integer programming problem. The implemented methodologies increase the efficiency and efficacy of the solution algorithms and can be applied to most realistic cases. The tool allows users to customize the problem based on their own preferences and find the optimal combination of investments. Uncertainty complicating the decision process is addressed by using interval analysis; therefore, the robustness of the optimal decision can be evaluated to facilitate the decision-making process. A domestic building in the Mediterranean area is used as a case study to demonstrate the functionality of this tool and to evaluate the impact of the decision-maker’s uncertainty on the optimal decision.
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spelling doaj.art-e6bcbeb749c94cf1ae61eee7bc1c1de32022-12-22T01:57:13ZengMDPI AGEnergies1996-10732018-04-0111498910.3390/en11040989en11040989A Mixed-Integer Programming Model for Assessing Energy-Saving Investments in Domestic Buildings under UncertaintyPanagiotis Kontogiorgos0Nikolaos Chrysanthopoulos1George P. Papavassilopoulos2School of Electrical and Computer Engineering, National Technical University of Athens, 9 Iroon Polytexneiou Str., 15773 Zografou, GreeceSchool of Electrical and Computer Engineering, National Technical University of Athens, 9 Iroon Polytexneiou Str., 15773 Zografou, GreeceSchool of Electrical and Computer Engineering, National Technical University of Athens, 9 Iroon Polytexneiou Str., 15773 Zografou, GreeceA decision support tool has been developed to evaluate energy-saving intervention investments for domestic buildings. Various potential interventions are considered, each affecting energy consumption and savings, as well as the total financial cost of the investment. The decision problem is formulated as a mixed-integer programming problem. The implemented methodologies increase the efficiency and efficacy of the solution algorithms and can be applied to most realistic cases. The tool allows users to customize the problem based on their own preferences and find the optimal combination of investments. Uncertainty complicating the decision process is addressed by using interval analysis; therefore, the robustness of the optimal decision can be evaluated to facilitate the decision-making process. A domestic building in the Mediterranean area is used as a case study to demonstrate the functionality of this tool and to evaluate the impact of the decision-maker’s uncertainty on the optimal decision.http://www.mdpi.com/1996-1073/11/4/989energy efficiencyinterval analysismixed-integer programmingdecision support systems
spellingShingle Panagiotis Kontogiorgos
Nikolaos Chrysanthopoulos
George P. Papavassilopoulos
A Mixed-Integer Programming Model for Assessing Energy-Saving Investments in Domestic Buildings under Uncertainty
Energies
energy efficiency
interval analysis
mixed-integer programming
decision support systems
title A Mixed-Integer Programming Model for Assessing Energy-Saving Investments in Domestic Buildings under Uncertainty
title_full A Mixed-Integer Programming Model for Assessing Energy-Saving Investments in Domestic Buildings under Uncertainty
title_fullStr A Mixed-Integer Programming Model for Assessing Energy-Saving Investments in Domestic Buildings under Uncertainty
title_full_unstemmed A Mixed-Integer Programming Model for Assessing Energy-Saving Investments in Domestic Buildings under Uncertainty
title_short A Mixed-Integer Programming Model for Assessing Energy-Saving Investments in Domestic Buildings under Uncertainty
title_sort mixed integer programming model for assessing energy saving investments in domestic buildings under uncertainty
topic energy efficiency
interval analysis
mixed-integer programming
decision support systems
url http://www.mdpi.com/1996-1073/11/4/989
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