HEAT & TEMPERATURE. Temperature Scales Heat Transfer and Warming.
The impact of global warming and building …...Study scope Climate change Techno‐economic...
Transcript of The impact of global warming and building …...Study scope Climate change Techno‐economic...
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The impact of global warming and building renovation measures on district heating system techno‐economic
parameters
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Content
• Introduction• Methodology• Case study• Results• Conclusions• Further developments
3rd international conference on SMART ENERGY SYSTEMS AND 4TH GENERATION DISTRICT HEATINGCopenhagen, 12‐13 September 2017www.4dh.eu www.reinvestproject.eu www.heatroadmap.eu
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Research motivation
DHS for sustainableurban environment
Significant infrastructure Significant investment costs
Climate change
Increased temperaturelevels
Building renovation
Decreased heat demand
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Study scope
Climate change
Techno‐economic parameters
Linear heat density Heat production mix CO2 emission levels Heat sales Heat price
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Methodology outline
Reference weather data
AOGCM output files
Historical weather data
CCWorldWeatherGEN Weather Scenarios
Reference building data
Google maps
Municipality data
LiDAR
Building renovation scenarios
Renovation depth
Renovation level
Building selection criteria
Heat demand model
District heat demand profile
Techno‐economic parameters
Techno‐economic model
The impact of climate change on district heating
systems
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Heat demand model
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Techno‐economic modelHeat demand
profile
Techno‐economic model
Energy production mix
Technical data Economic data
CO2 emission levels Linear heat density CAPEX OPEX
Heat price
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Weather scenarios
Reference weather data
HadCM3 output files
Historical weather data
CCWorldWeatherGEN
Weather Scenarios
Typical Meteorological
Year
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Building renovation scenarios
Source: International Energy Agency
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Case study district
Existing network(only OPEX)
Planned network(CAPEX+OPEX)
Two case scenarios for heat prices:
Network length:4831m
Base load unit: 75%, biomassPeak load unit: 25%, nat. gas
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Linear heat demand and heat density
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Heat production, sales and losses
18%
3%p
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Heat production mix and emissions
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Heat prices & integration of solar panels
Heat price [€/MWh]Scenario/Year 2010 2010‐2030Existing DHN 47 49New DHN 66 76
Year/Scenario
Annualdistrict heatdemand[GWh]
Annual solar thermal collectors
heat production [GWh]
Number of hours with space (SH)
[h]
Number of hours when solar thermal collectors do not satisfy
heat demand (SH+DHW)
[h]
Number of hours when solar thermal collectors
exceed heatdemand(SH+DHW)
[h]2010 35.56 0 5654 0 02020 16.88 48.85 5219 5221 35392030 13.21 49.21 4626 5066 36952040 10.45 49.56 3204 4956 38042050 9.40 49.91 1438 4887 3873
The impact on heat prices
Integration of solar thermal panels
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Conclusions
Decrease in linear heat demand density
Increase in heat losses Impact on heat production mix
Increase in emissions Heat price increase Heat storageintegration
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Further developments
Improvement of the techno‐economic model
Validation of the RC model with the measured data
Integration with other software packages
Integration of cooling demand calculations
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ReferencesJournal publications
Andric, I., Jamali‐Zghal, N., Santarelli, M., Lacarrière, B., Le Corre, O., 2014.“Environmental performance assessment of retrofitting existing coal fired power plants to co‐firing with biomass: carbon footprint and emergy approach”, Journal of Cleaner Production, 103, p13‐27. DOI: https://doi.org/10.1016/j.jclepro.2014.08.019;
Andric, I., Gomes, N., Pina, A., Ferrão, P., Fournier, J., Lacarrière, B., Le Corre, O., 2016. “Modeling the long‐term effect of climate change on building heat demand: case study on a district level. Energy and Buildings, 126, p77‐93. DOI: https://doi.org/10.1016/j.enbuild.2016.04.082;
Andric, I., Pina, A., Ferrão, P., Lacarrière, B., Le Corre, O., 2017. “Environmental performance of district heating systems in urban environment: an emergy approach”, Journal of Cleaner Production, 142, Part 1, p109‐120. DOI: https://doi.org/10.1016/j.jclepro.2016.05.124;
Andric, I., Pina, A., Ferrão, P., Lacarrière, B., Le Corre, O., 2017. “The impact of climate change on building heat demand in different climate types”, Energy and Buildings, 149, p225‐234. DOI: https://doi.org/10.1016/j.enbuild.2017.05.047;
Andric, I., Pina, A., Ferrão, P., Lacarrière, B., Le Corre, O., 2017. “The impact of renovation measures on building lifecycle: an emergy approach”, Journal of Cleaner Production, 162, p776‐790. DOI: https://doi.org/10.1016/j.jclepro.2017.06.053;
Andric, I., Pina, A., Ferrão, P., Lacarrière, B., Le Corre, O., 2017 “Assessing the feasibility of using the heat demand‐outdoor temperature function for a long‐term district heat demand forecast”. Elsevier Energy Procedia, 116c, p462‐471. DOI: https://doi.org/10.1016/j.egypro.2017.05.093;
Conference publications
Andric, I., Darakdjian, Q., Ferrão, P., Fournier, J., Lacarrière, B., Le Corre, O., 2014. “The impact of global warming on district heating demand: The case of St Félix”. 14th International symposium on district heating and cooling, Stockholm, 7‐10th September 2014;
Andric, I., Pina, A., Silva, C., Ferrão, P., Fournier, J., Lacarrière, B., Le Corre, O. “The impact of climate change and building renovation on heating related CO2 emissions on a neighborhood level”. CISBAT15 international conference, Lausanne, 9th‐11th September 2015;
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Thank you for your attention!
Questions? Comments?
[email protected]@imt‐[email protected]@gmail.com