Allocation of investment costs for large-scale heat pumps supplying district heating

Research output: Contribution to journalConference article – Annual report year: 2018Researchpeer-review

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Allocation of investment costs for large-scale heat pumps supplying district heating. / Pieper, Henrik; Ommen, Torben; Bühler, Fabian; Lava Paaske, Bjarke ; Elmegaard, Brian; Markussen, Wiebke Brix.

In: Energy Procedia, Vol. 147, 2018, p. 358-367.

Research output: Contribution to journalConference article – Annual report year: 2018Researchpeer-review

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@inproceedings{33c64aca8cb644ebb5f9cddb66de1905,
title = "Allocation of investment costs for large-scale heat pumps supplying district heating",
abstract = "Large-scale heat pumps (HPs) are proposed as a technology to efficiently utilize intermittent wind power and other renewable sources. More than 25 large-scale HPs have been installed over the past decade to supply district heating (DH) in Denmark. A continuous increase is expected in the coming years. The HP projects differ in size, configuration, components and heat source. All these have an impact on the investment costs, which poses challenges for estimating costs, e.g. when planning new HP projects. For this paper, the investment costs of existing and planned electrically driven large-scale HPs were analyzed. All analyzed HPs use natural refrigerants and supply DH in Denmark. The total investment costs were divided into different categories to identify cost correlations for each of them depending on the heat source and HP capacity. The developed cost correlations were combined and verified by comparing the resulting correlations with the total investment costs of the considered HPs. Different intervals of the specific total investment costs for HPs depending on the heat source and HP capacity were derived. They identified the most and least expensive heat sources for HP capacities between 0.5 MW and 10 MW. It was shown that a considerable amount (~50 {\%}) of the investment costs was placed on other parts than the HP itself.",
keywords = "District heating, Energy planning, Heat sources, Investment costs, Large-scale heat pumps",
author = "Henrik Pieper and Torben Ommen and Fabian B{\"u}hler and {Lava Paaske}, Bjarke and Brian Elmegaard and Markussen, {Wiebke Brix}",
year = "2018",
doi = "10.1016/j.egypro.2018.07.104",
language = "English",
volume = "147",
pages = "358--367",
journal = "Energy Procedia",
issn = "1876-6102",
publisher = "Elsevier B.V.",

}

RIS

TY - GEN

T1 - Allocation of investment costs for large-scale heat pumps supplying district heating

AU - Pieper, Henrik

AU - Ommen, Torben

AU - Bühler, Fabian

AU - Lava Paaske, Bjarke

AU - Elmegaard, Brian

AU - Markussen, Wiebke Brix

PY - 2018

Y1 - 2018

N2 - Large-scale heat pumps (HPs) are proposed as a technology to efficiently utilize intermittent wind power and other renewable sources. More than 25 large-scale HPs have been installed over the past decade to supply district heating (DH) in Denmark. A continuous increase is expected in the coming years. The HP projects differ in size, configuration, components and heat source. All these have an impact on the investment costs, which poses challenges for estimating costs, e.g. when planning new HP projects. For this paper, the investment costs of existing and planned electrically driven large-scale HPs were analyzed. All analyzed HPs use natural refrigerants and supply DH in Denmark. The total investment costs were divided into different categories to identify cost correlations for each of them depending on the heat source and HP capacity. The developed cost correlations were combined and verified by comparing the resulting correlations with the total investment costs of the considered HPs. Different intervals of the specific total investment costs for HPs depending on the heat source and HP capacity were derived. They identified the most and least expensive heat sources for HP capacities between 0.5 MW and 10 MW. It was shown that a considerable amount (~50 %) of the investment costs was placed on other parts than the HP itself.

AB - Large-scale heat pumps (HPs) are proposed as a technology to efficiently utilize intermittent wind power and other renewable sources. More than 25 large-scale HPs have been installed over the past decade to supply district heating (DH) in Denmark. A continuous increase is expected in the coming years. The HP projects differ in size, configuration, components and heat source. All these have an impact on the investment costs, which poses challenges for estimating costs, e.g. when planning new HP projects. For this paper, the investment costs of existing and planned electrically driven large-scale HPs were analyzed. All analyzed HPs use natural refrigerants and supply DH in Denmark. The total investment costs were divided into different categories to identify cost correlations for each of them depending on the heat source and HP capacity. The developed cost correlations were combined and verified by comparing the resulting correlations with the total investment costs of the considered HPs. Different intervals of the specific total investment costs for HPs depending on the heat source and HP capacity were derived. They identified the most and least expensive heat sources for HP capacities between 0.5 MW and 10 MW. It was shown that a considerable amount (~50 %) of the investment costs was placed on other parts than the HP itself.

KW - District heating

KW - Energy planning

KW - Heat sources

KW - Investment costs

KW - Large-scale heat pumps

U2 - 10.1016/j.egypro.2018.07.104

DO - 10.1016/j.egypro.2018.07.104

M3 - Conference article

VL - 147

SP - 358

EP - 367

JO - Energy Procedia

JF - Energy Procedia

SN - 1876-6102

ER -