Measuring the Actual Energy Cost Performance of Green Buildings: A Test of the Earned Value Management Approach

Reduced energy consumption is a key aspect of the green building. Nonetheless, research indicates that there is a performance gap between the predicted and the actual energy performance once buildings are occupied, which implies a cost deviation from the anticipated energy cost performance. However,...

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Main Authors: Luay N. Dwaikat, Kherun N. Ali
Format: Article
Language:English
Published: MDPI AG 2016-03-01
Series:Energies
Subjects:
Online Access:http://www.mdpi.com/1996-1073/9/3/188
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author Luay N. Dwaikat
Kherun N. Ali
author_facet Luay N. Dwaikat
Kherun N. Ali
author_sort Luay N. Dwaikat
collection DOAJ
description Reduced energy consumption is a key aspect of the green building. Nonetheless, research indicates that there is a performance gap between the predicted and the actual energy performance once buildings are occupied, which implies a cost deviation from the anticipated energy cost performance. However, the cost deviation also might result from lower or higher energy rates than expected. As an appropriate research methodology for existing theory testing, case study research strategy was adopted to empirically examine the earned value management (EVM) approach to measure the actual life cycle cost performance of energy in green buildings. With slight methodological and terminological adaptations, it is found that the EVM approach can be applied to conduct a holistic cost performance measurement of the actual energy consumption in green buildings. The strength of the earned value approach is that it allows for detecting whether the energy cost saving or overrun results from lower or higher energy consumption, or from actual energy rate variations. The earned value approach allows for quantifying each cost variance independently, which is a significant aspect of actual energy cost performance measurement in green buildings.
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spelling doaj.art-5967ad3b9e92410b92a33f8a4dec0e492022-12-22T04:23:04ZengMDPI AGEnergies1996-10732016-03-019318810.3390/en9030188en9030188Measuring the Actual Energy Cost Performance of Green Buildings: A Test of the Earned Value Management ApproachLuay N. Dwaikat0Kherun N. Ali1Faculty of Built Environment, Universiti Teknologi Malaysia, 81310 Johor Bahru, Johor, MalaysiaFaculty of Built Environment, Universiti Teknologi Malaysia, 81310 Johor Bahru, Johor, MalaysiaReduced energy consumption is a key aspect of the green building. Nonetheless, research indicates that there is a performance gap between the predicted and the actual energy performance once buildings are occupied, which implies a cost deviation from the anticipated energy cost performance. However, the cost deviation also might result from lower or higher energy rates than expected. As an appropriate research methodology for existing theory testing, case study research strategy was adopted to empirically examine the earned value management (EVM) approach to measure the actual life cycle cost performance of energy in green buildings. With slight methodological and terminological adaptations, it is found that the EVM approach can be applied to conduct a holistic cost performance measurement of the actual energy consumption in green buildings. The strength of the earned value approach is that it allows for detecting whether the energy cost saving or overrun results from lower or higher energy consumption, or from actual energy rate variations. The earned value approach allows for quantifying each cost variance independently, which is a significant aspect of actual energy cost performance measurement in green buildings.http://www.mdpi.com/1996-1073/9/3/188green buildingsenergy life cycle costperformance gapperformance measurementearned value management (EVM)
spellingShingle Luay N. Dwaikat
Kherun N. Ali
Measuring the Actual Energy Cost Performance of Green Buildings: A Test of the Earned Value Management Approach
Energies
green buildings
energy life cycle cost
performance gap
performance measurement
earned value management (EVM)
title Measuring the Actual Energy Cost Performance of Green Buildings: A Test of the Earned Value Management Approach
title_full Measuring the Actual Energy Cost Performance of Green Buildings: A Test of the Earned Value Management Approach
title_fullStr Measuring the Actual Energy Cost Performance of Green Buildings: A Test of the Earned Value Management Approach
title_full_unstemmed Measuring the Actual Energy Cost Performance of Green Buildings: A Test of the Earned Value Management Approach
title_short Measuring the Actual Energy Cost Performance of Green Buildings: A Test of the Earned Value Management Approach
title_sort measuring the actual energy cost performance of green buildings a test of the earned value management approach
topic green buildings
energy life cycle cost
performance gap
performance measurement
earned value management (EVM)
url http://www.mdpi.com/1996-1073/9/3/188
work_keys_str_mv AT luayndwaikat measuringtheactualenergycostperformanceofgreenbuildingsatestoftheearnedvaluemanagementapproach
AT kherunnali measuringtheactualenergycostperformanceofgreenbuildingsatestoftheearnedvaluemanagementapproach