Modelling framework for integration of large-scale heat pumps in district heating using low-temperature heat sources: A case study of Tallinn, Estonia

Research output: Contribution to journalConference article – Annual report year: 2019Researchpeer-review

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Modelling framework for integration of large-scale heat pumps in district heating using low-temperature heat sources: A case study of Tallinn, Estonia. / Pieper, Henrik; Mašatin, Vladislav ; Volkova, Anna ; Ommen, Torben; Elmegaard, Brian; Markussen, Wiebke Brix.

In: International Journal of Sustainable Energy Planning and Management, Vol. 20, 2019, p. 67-86.

Research output: Contribution to journalConference article – Annual report year: 2019Researchpeer-review

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@inproceedings{51acdeaf3a7149da917ce27202461321,
title = "Modelling framework for integration of large-scale heat pumps in district heating using low-temperature heat sources: A case study of Tallinn, Estonia",
abstract = "The paper presents a modelling framework that may be used to plan the integration of large-scale HPs in district heating (DH) areas. By use of the methodology both optimal HP capacities to be installed and optimal choice of heat source to be used during the year are identified by minimizing total cost of ownership including investment and operational costs. The modelling framework uses mixed-integer linear programming and hourly calculations over one year. Seasonal variations of the heat source temperatures, capacity limitations and HP coefficient of performance as well as technical constraints were taken into account.The DH network of Tallinn, Estonia, was used as a case study. Six different heat source types were identified for 13 potential locations of large-scale HPs.The results showed that the integration of large-scale HPs in the DH network of Tallinn is economically feasible. It was found that 122 MW HP capacity could be installed without compromising the operation of sustainable base load units. The heat sources needed for obtaining this solution were sewage water, river water, ambient air, seawater and groundwater. It was further shown that the Lorenz efficiency depends on the variations of heat source temperatures.",
keywords = "District heating, Energy planning, Large-scale heat pumps, Low-temperature heat sources, Optimization",
author = "Henrik Pieper and Vladislav Mašatin and Anna Volkova and Torben Ommen and Brian Elmegaard and Markussen, {Wiebke Brix}",
note = "Articles published in International Journal of Sustainable Energy Planning and Management are following the license Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported (CC BY-NC-ND 3.0)",
year = "2019",
doi = "10.5278/ijsepm.2019.20.6",
language = "English",
volume = "20",
pages = "67--86",
journal = "International Journal of Sustainable Energy Planning and Management",
issn = "2246-2929",
publisher = "Aalborg Universitet",

}

RIS

TY - GEN

T1 - Modelling framework for integration of large-scale heat pumps in district heating using low-temperature heat sources: A case study of Tallinn, Estonia

AU - Pieper, Henrik

AU - Mašatin, Vladislav

AU - Volkova, Anna

AU - Ommen, Torben

AU - Elmegaard, Brian

AU - Markussen, Wiebke Brix

N1 - Articles published in International Journal of Sustainable Energy Planning and Management are following the license Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported (CC BY-NC-ND 3.0)

PY - 2019

Y1 - 2019

N2 - The paper presents a modelling framework that may be used to plan the integration of large-scale HPs in district heating (DH) areas. By use of the methodology both optimal HP capacities to be installed and optimal choice of heat source to be used during the year are identified by minimizing total cost of ownership including investment and operational costs. The modelling framework uses mixed-integer linear programming and hourly calculations over one year. Seasonal variations of the heat source temperatures, capacity limitations and HP coefficient of performance as well as technical constraints were taken into account.The DH network of Tallinn, Estonia, was used as a case study. Six different heat source types were identified for 13 potential locations of large-scale HPs.The results showed that the integration of large-scale HPs in the DH network of Tallinn is economically feasible. It was found that 122 MW HP capacity could be installed without compromising the operation of sustainable base load units. The heat sources needed for obtaining this solution were sewage water, river water, ambient air, seawater and groundwater. It was further shown that the Lorenz efficiency depends on the variations of heat source temperatures.

AB - The paper presents a modelling framework that may be used to plan the integration of large-scale HPs in district heating (DH) areas. By use of the methodology both optimal HP capacities to be installed and optimal choice of heat source to be used during the year are identified by minimizing total cost of ownership including investment and operational costs. The modelling framework uses mixed-integer linear programming and hourly calculations over one year. Seasonal variations of the heat source temperatures, capacity limitations and HP coefficient of performance as well as technical constraints were taken into account.The DH network of Tallinn, Estonia, was used as a case study. Six different heat source types were identified for 13 potential locations of large-scale HPs.The results showed that the integration of large-scale HPs in the DH network of Tallinn is economically feasible. It was found that 122 MW HP capacity could be installed without compromising the operation of sustainable base load units. The heat sources needed for obtaining this solution were sewage water, river water, ambient air, seawater and groundwater. It was further shown that the Lorenz efficiency depends on the variations of heat source temperatures.

KW - District heating

KW - Energy planning

KW - Large-scale heat pumps

KW - Low-temperature heat sources

KW - Optimization

U2 - 10.5278/ijsepm.2019.20.6

DO - 10.5278/ijsepm.2019.20.6

M3 - Conference article

VL - 20

SP - 67

EP - 86

JO - International Journal of Sustainable Energy Planning and Management

JF - International Journal of Sustainable Energy Planning and Management

SN - 2246-2929

ER -