Geothermal Energy in Norway Jiri Muller, Institute for Energy,

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1 Geothermal Energy in Norway Jiri Muller, Institute for Energy, 1

2 Norway Oil, gas, hydro

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5 Electricity consumption (per capita/yr) kwh (highest in the world) Thailand: kwh, S. Korea 9 000, Japan 6 000, Vietnam kwh Domestic power production (Norway) Hydro 130 TWh Wind 2TWh Natural gas 3TWh Geothermal: Total Heat used TJ/yr 8260 Total Heat used TWh/yr 2,3 Total Installed capacity for heat pumps MW th 1300

6 Why should Norway focus on geothermal energy? Geothermal energy direct use Country GWh/yr MWt Main Use China 20,932 8,898 bathing/district heating USA 15,710 12,611 GHP Sweden 12,585 4,460 GHP Turkey 10,247 2,084 district heating Japan 7,139 2,100 bathing (onsens) Iceland 6,768 1,826 district heating France 3,592 1,345 district heating Germany 3,546 2,485 bathing/district heating Netherlands 2,972 1,410 GHP Canada 2,465 1,126 GHP Norway 2,300 1,300 GHP Switzerland 2,143 1,061 GHP Geothermal Heat Pumps 6

7 Heat flow: mw/m 2 7

8 Pascal et al, NGU 8

9 NGU/NGI Kontiki/HeatBar heat flow sites 9

10 Registered BHE, Oslo, Norway shallow geothermal installations 10 10

11 Heatpumps sold Average borehole depth Year Year Heat pump sales statistics for Norway from 2010 to Source: NOVAP. Average borehole depth for fields with 4 boreholes or more for Norway from 2000 to Source: GRANADA/NGU. 11

12 Statistics (in Norwegian for illustration only) 12 12

13 Nydalen Business Park, avantor.no Large UTES systems: System Capasity #boreholes year Oslo Airport Gardemoen ATES 8MW 18* 1998 Akershus University Hospital BTES 8MW 228(450) 2007 Nydalen Business Park BTES 6MW Ullevål Stadion BTES 4MW Post Terminal Building BTES 4MW IKEA, Slependen BTES 1.2MW *groundwater wells 13

14 Borehole Thermal Storage System (BTES) Alnafossen office building, Oslo BTES with 52 boreholes to 150 m depth Delivered heat/cooling from the BTES to the building throughout the year

15 BTES New Akershus University hospital (Ahus), Norway Operation from m boreholes of 200 m depth Heat pump, 8 MW Energy production Heat 26 GWh Cooling incl. free cooling 8 GWh Investment cost BTES 100mill NOK 15

16 Gardermoen airport, Oslo, 1998 Building area: m 2 Aquifer Thermal Energy Storage (ATES) system 9 MW cooling 7.5 MW heating 9 warm and 9 cold wells 45 m depth Groundwater temperatures Cold wells ºC Warm wells º C Energy production 2004 Heat 11 GWh Cooling incl free cooling 11GWh Investment ATES system 17 mill NOK Payback time <4 years Foto: Oslo Lufthavn AS

17 Ljan school, Oslo Hybrid heating system: BTES, and solar energy Solar ground collectors Hybrid system principle: The school utilizes the heat source with the most favorable temperature - either borehole stored or solar collected heat Borehole storage 24 boreholes 200 m 17

18 The facade of the building is protected by the Cultural Heritage The concept, a heat pump solution consisting of energy wells and solar collectors integrated in the asphalt, was originally one of the winners in the idea-competition arranged by the property owner Undervisningsbygg in Oslo municipality.

19 Ny Ålesund, Svalbard, 79 N International research base, Buildings: 60, Population: Can geothermal energy be the future energy alternative for this artic society?

20 Heat flow 80 mw/m 2 20

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22 ZEB Pilot House, Larvik, 200m², Snøhetta (Zero Energy- Plus Energy-building) 22

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24 Regulations, Incentives TEK-10 (2009) TEK-17(2017) Green Certificates ENOVA 24

25 BRYNSENG SCHOOL: Passive House standard, 90 % heat comes from heat pumps - Solar panels 1046 m² produce kwh per year.

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27 HOLMEN INDOORS SWIMMINGPOOL - 15 Energy wells and 650 kvm solar panels - Passive House (Passivhaus) 27

28 New Governmental Building, Oslo (Winning Proposal)

29 New Governmental Building, Oslo (Winning Proposal)

30 Technology Transfer from Off-Shore Fields to Deep Geothermal Fields Drilling Flow Assurance (Corrosion, Scale) Tracer technology, Annex 13 Emerging Geothermal Technologies Task E: Surface Technology (Heat and Electricity Production, Corrosion, Scaling, Tracers) 30

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32 Workshop - Oslo, Norway 5 December 2017 INNO-Drill workshop Research, technology and business development between Nordic clusters and Africa for efficient renewable energy development Geothermal Energy. At the Research Council of Norway. Draft Programme Executive Secretary will circulate the draft programme by Talk to me if interested

33 Thank you 33