<abstract xmlns="http://www.w3.org/1999/xhtml"><p>In spite of the progressions in heat storage systems for combined heat and power’ (CHP) plants performance, these innovations have not been implemented in CHP-based district heating (DH) systems in some of the countries where DH systems are still being developed. An examination of environmental and economic advantages that can be gained as a result of heat storage installation into the DH system are necessary to effectively popularise heat storage as a DH system-improvement technology. A real large-scale biomass CHP-based DH system is investigated in this case study. Scenarios for two kinds of support policies (feed-in premium for electricity generated by biomass CHP and energy-efficient biomass CHP) were analysed by changing the extent of the heat storage. The goal of this study was to assess the impact of the biomass CHP policy support instruments on the viability of integrating heat storage. Calculations demonstrate that fitting of heat storage combined with biomass CHP is less viable when all power generated by biomass CHP is subsidised.</p></abstract>

In spite of the progressions in heat storage systems for combined heat and power’ (CHP) plants performance, these innovations have not been implemented in CHP-based district heating (DH) systems in some of the countries where DH systems are still being developed. An examination of environmental and economic advantages that can be gained as a result of heat storage installation into the DH system are necessary to effectively popularise heat storage as a DH system-improvement technology. A real large-scale biomass CHP-based DH system is investigated in this case study. Scenarios for two kinds of support policies (feed-in premium for electricity generated by biomass CHP and energy-efficient biomass CHP) were analysed by changing the extent of the heat storage. The goal of this study was to assess the impact of the biomass CHP policy support instruments on the viability of integrating heat storage. Calculations demonstrate that fitting of heat storage combined with biomass CHP is less viable when all power generated by biomass CHP is subsidised.

Heat Storage Combined with Biomass CHP under the National Support Policy. A Case Study of Estonia

Environmental and Climate Technologies

This work is licensed under the Creative Commons Attribution 4.0 International License.

In spite of the progressions in heat storage systems for combined heat and power’ (CHP) plants performance, these innovations have not been implemented in...

Heat Storage Combined with Biomass CHP under the National Support Policy. A Case Study of Estonia

Published Online: Mar 13, 2020

Page range: 171 - 184

DOI: https://doi.org/10.2478/rtuect-2020-0011

Keywords
Accumulator tank, district heating, electricity market, feed-in premium, primary energy, thermal energy storage

© 2020 Anna Volkova et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Heat Storage Combined with Biomass CHP under the National Support Policy. A Case Study of Estonia

Published Online: Mar 13, 2020

Page range: 171 - 184

DOI: https://doi.org/10.2478/rtuect-2020-0011

KeywordsAccumulator tank, district heating, electricity market, feed-in premium, primary energy, thermal energy storage

© 2020 Anna Volkova et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Keywords
Accumulator tank, district heating, electricity market, feed-in premium, primary energy, thermal energy storage