Optimal operation of multi-vector energy storage systems with fuel cell cars for cost reduction

Combined borehole (BH) heat storage systems, batteries and power-to-gas system have the potential to shift load, reduce carbon emissions, provide hydrogen for fuel cell cars and save energy costs for end customers on an extended scale. This study proposes an optimal operation strategy for a local mu...

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Main Authors: Can Tang, Chenghong Gu, Junlong Li, Shufeng Dong
Format: Article
Language:English
Published: Wiley 2020-11-01
Series:IET Smart Grid
Subjects:
Online Access:https://digital-library.theiet.org/content/journals/10.1049/iet-stg.2020.0110
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author Can Tang
Chenghong Gu
Junlong Li
Shufeng Dong
author_facet Can Tang
Chenghong Gu
Junlong Li
Shufeng Dong
author_sort Can Tang
collection DOAJ
description Combined borehole (BH) heat storage systems, batteries and power-to-gas system have the potential to shift load, reduce carbon emissions, provide hydrogen for fuel cell cars and save energy costs for end customers on an extended scale. This study proposes an optimal operation strategy for a local multi-vector energy storage system, which includes batteries, BH thermal storage, the power to the gas system and the fuel cell cars system. These storage systems can be divided into the short-term storage system and inter-seasonal storage system or low capacity storage system and high capacity storage system. The optimisation problem is divided into a two-stage framework, (i) the first stage optimisation is seasonal optimisation, which gives an approximate optimal operation plan for BH heat storage systems in the following year; (ii) the second stage develops a day-ahead robust optimal plan for all storage systems. Finally, the algorithm will return to seasonal optimisation to update the operation plan for BH heat storage systems to make results more accurate. The test case of eight nodes illustrates that the combined energy system of photovoltaic, heat pump power to gas, BH and batteries can provide hydrogen to fuel cell cars and significantly save power costs for customers with the optimal operation.
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spelling doaj.art-0dc3d49bb7db4064ae340aa04e17aaa52022-12-21T19:37:37ZengWileyIET Smart Grid2515-29472020-11-0110.1049/iet-stg.2020.0110IET-STG.2020.0110Optimal operation of multi-vector energy storage systems with fuel cell cars for cost reductionCan Tang0Chenghong Gu1Junlong Li2Shufeng Dong3Electronic Electrical Engineering, University of BathElectronic Electrical Engineering, University of BathElectronic Electrical Engineering, University of BathCollege of Electrical Engineering, Zhejiang UniversityCombined borehole (BH) heat storage systems, batteries and power-to-gas system have the potential to shift load, reduce carbon emissions, provide hydrogen for fuel cell cars and save energy costs for end customers on an extended scale. This study proposes an optimal operation strategy for a local multi-vector energy storage system, which includes batteries, BH thermal storage, the power to the gas system and the fuel cell cars system. These storage systems can be divided into the short-term storage system and inter-seasonal storage system or low capacity storage system and high capacity storage system. The optimisation problem is divided into a two-stage framework, (i) the first stage optimisation is seasonal optimisation, which gives an approximate optimal operation plan for BH heat storage systems in the following year; (ii) the second stage develops a day-ahead robust optimal plan for all storage systems. Finally, the algorithm will return to seasonal optimisation to update the operation plan for BH heat storage systems to make results more accurate. The test case of eight nodes illustrates that the combined energy system of photovoltaic, heat pump power to gas, BH and batteries can provide hydrogen to fuel cell cars and significantly save power costs for customers with the optimal operation.https://digital-library.theiet.org/content/journals/10.1049/iet-stg.2020.0110thermal energy storageoptimisationcost reductionheat pumpsfuel cell vehiclesphotovoltaic power systemsnatural gas technologypower generation economicsair pollution controlbattery powered vehiclesmultivector energy storage systemspower-to-gas systemoptimal operation strategyfuel cell cars systemshort-term storage systeminter-seasonal storage systembh heat storage systemsday-ahead robust optimal plancost reductioncarbon emissions reductionbh thermal storageseasonal optimisation problemphotovoltaic powerheat pumpc
spellingShingle Can Tang
Chenghong Gu
Junlong Li
Shufeng Dong
Optimal operation of multi-vector energy storage systems with fuel cell cars for cost reduction
IET Smart Grid
thermal energy storage
optimisation
cost reduction
heat pumps
fuel cell vehicles
photovoltaic power systems
natural gas technology
power generation economics
air pollution control
battery powered vehicles
multivector energy storage systems
power-to-gas system
optimal operation strategy
fuel cell cars system
short-term storage system
inter-seasonal storage system
bh heat storage systems
day-ahead robust optimal plan
cost reduction
carbon emissions reduction
bh thermal storage
seasonal optimisation problem
photovoltaic power
heat pump
c
title Optimal operation of multi-vector energy storage systems with fuel cell cars for cost reduction
title_full Optimal operation of multi-vector energy storage systems with fuel cell cars for cost reduction
title_fullStr Optimal operation of multi-vector energy storage systems with fuel cell cars for cost reduction
title_full_unstemmed Optimal operation of multi-vector energy storage systems with fuel cell cars for cost reduction
title_short Optimal operation of multi-vector energy storage systems with fuel cell cars for cost reduction
title_sort optimal operation of multi vector energy storage systems with fuel cell cars for cost reduction
topic thermal energy storage
optimisation
cost reduction
heat pumps
fuel cell vehicles
photovoltaic power systems
natural gas technology
power generation economics
air pollution control
battery powered vehicles
multivector energy storage systems
power-to-gas system
optimal operation strategy
fuel cell cars system
short-term storage system
inter-seasonal storage system
bh heat storage systems
day-ahead robust optimal plan
cost reduction
carbon emissions reduction
bh thermal storage
seasonal optimisation problem
photovoltaic power
heat pump
c
url https://digital-library.theiet.org/content/journals/10.1049/iet-stg.2020.0110
work_keys_str_mv AT cantang optimaloperationofmultivectorenergystoragesystemswithfuelcellcarsforcostreduction
AT chenghonggu optimaloperationofmultivectorenergystoragesystemswithfuelcellcarsforcostreduction
AT junlongli optimaloperationofmultivectorenergystoragesystemswithfuelcellcarsforcostreduction
AT shufengdong optimaloperationofmultivectorenergystoragesystemswithfuelcellcarsforcostreduction