EXPERIENCE OF VILNIUS DISTRICT HEATING COMPANY Producer of heat Operator of district Customer care for the heating network heat and hot water services The Company operates in The Company owns and The Company supplies heat competitive market and supplies operates district heating and hot water for the end heat and electricity from network in Vilnius. We provide customer. combined heat and power plant. peak load and reserve capacity to ensure the quality of service for final customer. Key facts Established in 1958 Vilnius Infrastructure and capacity: District heating substations, Revenues of 131m EUR units Total assets of 139m EUR The company is the largest 25% 741 Length of the network, km supplier of heat and hot water 26% in Lithuania 7 218 Connected buildings, units Šiauliai Panevėžys 33% Telšiai 483 752 Annual heat supply, Klaipėda 2 752 Verkiai 44 018 60 445 GWh Vilnius 146 254 851 68 548 Utena Santariškės 217 26% Jeruzalė Baltupiai Antakalnis 1 436 Pašilaičiai Fabijoniškės Tauragė Heat production Justiniškės 68 548 Šeškinė 1 751 Žirmūnai 504 (by own sources), GWh Pilaitė Viršuliškės Šnipiškės Žvėrynas Naujoji Vilnia 2 916 Karoliniškės Kaunas Senamiestis 209 066 Naujamiestis 598 Grigiškės Rasos 31% Lazdynai Marijampolė Vilnius Number of clients Vilkpėdė 230 212 781 Naujininkai 19 992 Paneriai Source: Lithuanian central 83 heat supply sector review, 2018 Alytus 50% Hot water Heat supply, (GWh) 258 000 meters, units Total number of clients Heat comes VŠT part in total structure Lenth of heat networks, km 54% from RES of all heating companies in Lithuania Modern measures for network management Hydraulic tests 31 hydraulic testing zones in 2020 Key steps: • Planning • Communication • Testing • Resuming of services Interruptions by number of days 2,72 2,06 2,01 1,97 1,90 2016 2017 2018 2019 2020 Ageing network requires capital investments with diminishing yield Length (km) Age (years) Average age (years) Concentration of heat sources creates challenges in network management • Losses in the network • Network resilience • Network inertia • Temperature range Low temperature district heating creates new opportunities Waste heat Lower temperature Renewable energy networks sources Our Future Priorities toSukurti create an intelektualiąintelligent energy systemenergetikos that consumes sistemą an only sustainable quantity of bioenergy Centralised cooling Smart technologies https://iel.lt/ LET’S PROTECT THE EARTH Sustainably, cleanly, and responsibly.