The Impact of Optimal Demand Response Control and Thermal Energy Storage on a District Heating System

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The Impact of Optimal Demand Response Control and Thermal Energy Storage on a District Heating System. / Salo, Sonja; Hast, Aira; Jokisalo, Juha; Kosonen, Risto; Syri, Sanna; Hirvonen, Janne; Martin, Kristian.

In: Energies, Vol. 12, No. 9, 1678, 01.05.2019.

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@article{d6960cb0caf64da48f422e3babeabcbf,
title = "The Impact of Optimal Demand Response Control and Thermal Energy Storage on a District Heating System",
abstract = "Demand response has been studied in district heating connected buildings since the rollout of smart, communicating devices has made it cost-effective to control buildings’ energy consumption externally. This research investigates optimal demand response control strategies from the district heating operator perspective. Based on earlier simulations on the building level, different case algorithms were simulated on a typical district heating system. The results show that even in the best case, heat production costs can be decreased by only 0.7{\%}. However, by implementing hot water thermal storage in the system, demand response can become more profitable, resulting in 1.4{\%} cost savings. It is concluded that the hot water storage tank can balance district heating peak loads for longer periods of time, which enhances the ability to use demand response strategies on a larger share of the building stock.",
keywords = "demand response, district heating, hot water storagfe, rule-based control",
author = "Sonja Salo and Aira Hast and Juha Jokisalo and Risto Kosonen and Sanna Syri and Janne Hirvonen and Kristian Martin",
year = "2019",
month = "5",
day = "1",
doi = "10.3390/en12091678",
language = "English",
volume = "12",
journal = "Energies",
issn = "1996-1073",
publisher = "MDPI AG",
number = "9",

}

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TY - JOUR

T1 - The Impact of Optimal Demand Response Control and Thermal Energy Storage on a District Heating System

AU - Salo, Sonja

AU - Hast, Aira

AU - Jokisalo, Juha

AU - Kosonen, Risto

AU - Syri, Sanna

AU - Hirvonen, Janne

AU - Martin, Kristian

PY - 2019/5/1

Y1 - 2019/5/1

N2 - Demand response has been studied in district heating connected buildings since the rollout of smart, communicating devices has made it cost-effective to control buildings’ energy consumption externally. This research investigates optimal demand response control strategies from the district heating operator perspective. Based on earlier simulations on the building level, different case algorithms were simulated on a typical district heating system. The results show that even in the best case, heat production costs can be decreased by only 0.7%. However, by implementing hot water thermal storage in the system, demand response can become more profitable, resulting in 1.4% cost savings. It is concluded that the hot water storage tank can balance district heating peak loads for longer periods of time, which enhances the ability to use demand response strategies on a larger share of the building stock.

AB - Demand response has been studied in district heating connected buildings since the rollout of smart, communicating devices has made it cost-effective to control buildings’ energy consumption externally. This research investigates optimal demand response control strategies from the district heating operator perspective. Based on earlier simulations on the building level, different case algorithms were simulated on a typical district heating system. The results show that even in the best case, heat production costs can be decreased by only 0.7%. However, by implementing hot water thermal storage in the system, demand response can become more profitable, resulting in 1.4% cost savings. It is concluded that the hot water storage tank can balance district heating peak loads for longer periods of time, which enhances the ability to use demand response strategies on a larger share of the building stock.

KW - demand response

KW - district heating

KW - hot water storagfe

KW - rule-based control

U2 - 10.3390/en12091678

DO - 10.3390/en12091678

M3 - Article

VL - 12

JO - Energies

JF - Energies

SN - 1996-1073

IS - 9

M1 - 1678

ER -

ID: 34077571