Load Control by Demand Side Management to Support Grid Stability in Building Clusters

Increasing numbers of photovoltaic systems and heat pumps in existing building clusters can lead to an overload of the associated electric grid substations. Based on a multi-agent-based simulation of three building cluster types the impact of building flexibility in regard to the residual substation...

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Main Authors: Monika Hall, Achim Geissler
Format: Article
Language:English
Published: MDPI AG 2020-10-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/13/19/5112
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author Monika Hall
Achim Geissler
author_facet Monika Hall
Achim Geissler
author_sort Monika Hall
collection DOAJ
description Increasing numbers of photovoltaic systems and heat pumps in existing building clusters can lead to an overload of the associated electric grid substations. Based on a multi-agent-based simulation of three building cluster types the impact of building flexibility in regard to the residual substation load is studied. Each building announces its available flexibility, e.g., “heat pump can be switched off/on”. A cluster master coordinator evaluates the incoming offers and decides which offers are accepted in regard to the substation’s capacity utilization. The goal is to honour the substation’s limit by shifting the residual load. This paper presents results from three typical urban building clusters for different penetration scenarios in regard to heat pumps, photovoltaic systems, batteries and electric vehicles. It is shown that in the studied building clusters a high penetration of heat pumps and photovoltaic systems can violate the existing substation’s limits, regardless of the efforts by the master coordinator. Batteries of typical capacities cannot reduce the peak residual load. The load shifting options of the master coordinator are limited.
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spelling doaj.art-d1c80270c9f342d1bf46f5a62cead6f92023-11-20T15:47:08ZengMDPI AGEnergies1996-10732020-10-011319511210.3390/en13195112Load Control by Demand Side Management to Support Grid Stability in Building ClustersMonika Hall0Achim Geissler1Institute of Energy in Building, University of Applied Sciences and Arts Northwestern Switzerland, 4132 Muttenz, SwitzerlandInstitute of Energy in Building, University of Applied Sciences and Arts Northwestern Switzerland, 4132 Muttenz, SwitzerlandIncreasing numbers of photovoltaic systems and heat pumps in existing building clusters can lead to an overload of the associated electric grid substations. Based on a multi-agent-based simulation of three building cluster types the impact of building flexibility in regard to the residual substation load is studied. Each building announces its available flexibility, e.g., “heat pump can be switched off/on”. A cluster master coordinator evaluates the incoming offers and decides which offers are accepted in regard to the substation’s capacity utilization. The goal is to honour the substation’s limit by shifting the residual load. This paper presents results from three typical urban building clusters for different penetration scenarios in regard to heat pumps, photovoltaic systems, batteries and electric vehicles. It is shown that in the studied building clusters a high penetration of heat pumps and photovoltaic systems can violate the existing substation’s limits, regardless of the efforts by the master coordinator. Batteries of typical capacities cannot reduce the peak residual load. The load shifting options of the master coordinator are limited.https://www.mdpi.com/1996-1073/13/19/5112multi-agent baseddemand side managementload shiftingresidual loadenergy flexible buildingsbuilding cluster
spellingShingle Monika Hall
Achim Geissler
Load Control by Demand Side Management to Support Grid Stability in Building Clusters
Energies
multi-agent based
demand side management
load shifting
residual load
energy flexible buildings
building cluster
title Load Control by Demand Side Management to Support Grid Stability in Building Clusters
title_full Load Control by Demand Side Management to Support Grid Stability in Building Clusters
title_fullStr Load Control by Demand Side Management to Support Grid Stability in Building Clusters
title_full_unstemmed Load Control by Demand Side Management to Support Grid Stability in Building Clusters
title_short Load Control by Demand Side Management to Support Grid Stability in Building Clusters
title_sort load control by demand side management to support grid stability in building clusters
topic multi-agent based
demand side management
load shifting
residual load
energy flexible buildings
building cluster
url https://www.mdpi.com/1996-1073/13/19/5112
work_keys_str_mv AT monikahall loadcontrolbydemandsidemanagementtosupportgridstabilityinbuildingclusters
AT achimgeissler loadcontrolbydemandsidemanagementtosupportgridstabilityinbuildingclusters