1. ANALYSIS OF EXISTING DESIGN TEMPERATURE FOR HEATING IN SARAJEVO IN LIGHT OF CLIMATE CHANGES.
- Author
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Blažević, Rejhana, Teskeredžić, Armin, and Zečević, Melisa
- Subjects
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ATMOSPHERIC temperature , *LOW temperatures , *AIR analysis , *HEATING , *CITIES & towns , *TEMPERATURE , *HEATING from central stations - Abstract
Designers of heating systems and planners of the district heating consider large number of variables that influence the final proposal of the system which will meet the heating needs. Size of the system and investment costs depends on different parameters but are mostly influenced by the outside design temperature. Engineers are aware of the climate change influence but during design process they need either legal or scientific proof that they can use new/updated values of the design temperatures at the specific location. In this paper, an analysis of hourly air temperature values for the city of Sarajevo, Bosnia and Herzegovina (B&H) was conducted in the latest available 20 years dataset. Data on the outside air temperature were obtained by the Federal Hydrometeorological Institute of Bosnia and Herzegovina. Five different methods were briefly explained and used for determination of the new design temperature for Sarajevo based on the period 2001-2020. Results of the analysis demonstrate that the currently valid and official outside design temperature was low and needs to be revised. As a small-scale example, calculation of the heating needs of one residential unit was made in order to demonstrate the influence of different design outside temperature on the heating needs. These numbers were then extrapolated on the district heating system and the benefits of the proposed approach were underlined. Performed analysis suggest an urgent change in the design temperature for all cities in Bosnia and Herzegovina as it was demonstrated on the example of Sarajevo in this paper. [ABSTRACT FROM AUTHOR]
- Published
- 2023
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