Gothenburg: a leading smart city - IRIS case study
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The Gothenburg Lighthouse project aims to enhance local renewable energy production and consumption through various demonstration activities funded by the EU's Horizon 2020 program. Key initiatives include smart energy management systems, the integration of building energy solutions, and the promotion of citizen engagement in urban planning using tools like Minecraft. Achievements include the establishment of a microgrid, local energy storage projects, and significant reductions in private car ownership through new mobility services.
Gothenburg: a leading smart city - IRIS case study
- 1. Gothenburg Lighthouse Review June 2020 This project has received funding from the European Union’s Horizon 2020 research and innovation program under grant agreement No 774199
- 2. WP7: Gothenburg Lighthouse City demonstration activities • Gothenburg and the IRIS District • Demonstrations per Transition Track • Achievements • Challenges and Deviations • Takeaways and Next Steps
- 3. Map of the demonstration district Slide 3IRIS – WP 7 Progress M13-M30
- 4. A Working Lab Akademiska Hus HSB Living Lab BRF Viva Riksbyggen Energimolnet: Chalmers Campus City Information Model (CIM): Hisingsbron, Masthuggskajen och Kville Minecraft: Bergsjön och Frihamnen IRIS – WP 7 Progress M13-M30 Slide 4
- 5. • Johanneberg Science Park (JSP) has been appointed by the City of Gothenburg to manage the Gothenburg demonstration site on behalf of the City • Johanneberg Science Park also leads WP7 • There are a further 7 partners in the Gothenburg consortium Gothenburg LH City management and organisation Slide 5IRIS – WP 7 Progress M13-M30
- 7. 1. Electricity storage in 2nd life batteries 2. Heating from geo energy 3. Cooling from geo energy 4. Local energy storages consisting of water buffer tanks, structural 6. Advanced Energy Management System 7. Building Integrated PV 1. PV and battery integration with energy management system 2. 350 V DC building microgrid 5. PCM (Phase Change Material) 1. EC2B, Mobility as a Service 2. EC2B extended (MoJo ) 1. CIM – City Information Model 2. Energy Cloud 1. Min stad a) ME-Model b) Smart City Hub c) Continuous Dialogue d) Inclusive Life Challenge 2. Minecraft (ERO) 3. PET (ERO) 4. 3D VR/AR BIM 3. Low temperature DH 45/30 system 5. Seasonal energy trading IRIS – WP 7 Progress M13-M30 Slide 7
- 8. Transition Track #1: Demonstrating Smart renewables and closed-loop energy positive districts IRIS – WP 7 Progress M13-M30 Slide 8
- 9. Objectives • increase share of locally produced and consumed renewable energy at district scale • save energy at building level • save energy at district level • storage and transfer of surplus energy between buildings. Gothenburg’s challenges and ambitions • improve energy performance • mitigate the increased stress on the energy grid due to increased amounts of locally supplied and renewable energy Transition Track #1: Demonstrating Smart renewables and closed-loop energy positive districts IRIS – WP 7 Progress M13-M30 Slide 9 YouTube link
- 10. Implemented • Demonstration of at least 200 kWh electricity storage in 2nd life automotive (bus) batteries powered by 140kW local PV • Demonstration of heating from geo energy with heat pumps • Demonstration of local energy storages consisting of water buffer tanks and long-term storage in boreholes • Demonstration of how Building Integrated Photovoltaics (BIPV) can be used in façade renovation process Achievements TT#1 IRIS – WP 7 Progress M13-M30 Slide 10
- 11. A connection between the Viva housing block and a nearby office block was planned. Due to budgetary issues, the connection between the two properties has not been completed. Mitigation activities carried out • Attempts to obtain additional funding from the owner of the property to be connected (unsuccessful) • Several proposals to publicly funded programmes and authorities (unsuccessful) • Budget shift within T7.3 is now being implemented to solve the issue, construction is planned to start M36. The coolant pipe issue (as previously reported) IRIS – WP 7 Progress M13-M30 Slide 11
- 12. • Solar Panels with Battery Storage • Thermal Storage • Geothermal Heating (with heatpumps) • Seasonal Storage and Energy Trading • Advanced Energy Management System Highlight: Brf Viva – a positive energy residential block
- 13. Objectives • Explore technical and economical aspects of Building Integrated Photovoltaics (BIPV) Results after one year • Façade produced 4,1 MWh electricity • Overall total installation cost of BIPV only about 10% higher than for traditional façade material • Using thin-film solar cells would lower the cost further, making BIPV equivalent in cost to passive façade • Temperature and humidity did not pose problems • Production was slightly lower than forecast, possibly due to shading effects. TT#1 Highlight: Building Integrated Photovoltaics in HSB Living Lab IRIS – WP 7 Progress M13-M30 Slide 13
- 14. Transition Track #2: Smart energy management and storage for flexibility IRIS – WP 7 Progress M13-M30 Slide 14
- 15. Transition Track #2: Smart energy management and storage for flexibility Objectives • Test new ways of transferring and trading surplus energy • Reduce the need for primary energy; instead the surplus available in the building is used • Develop advanced management systems to optimise the distribution and flow of the energy streams Gothenburg’s challenges and ambitions • Use energy storage and management solutions to reduce the need for fossil energy for heating and cooling buildings • Mitigate the increased stress on the energy grid due to increased amounts of locally supplied and renewable energy IRIS – WP 7 Progress M13-M30 Slide 15 YouTube link
- 16. Implemented • A 350 V DC building microgrid utilizing 140 kW rooftop PV installations and 200 kWh battery storage • A low temperature DH 45/30 system for six buildings in Riksbyggen sub-district • PCM (Phase Change Material) pilot facility for cooling storage • Integration and evaluation of a 200kWh electricity storage with 14 2nd life Li-Ion batteries from electric buses Achievements TT#2 IRIS – WP 7 Progress M13-M30 Slide 16
- 17. Highlight: A 350 V DC building microgrid utilizing 140 kW rooftop PV installations and 200 kWh battery storage Objectives • Explore possibilities of DC systems in connection with solar production and battery storage • A fully working facility integrated in the property’s infrastructure • Reduce transmission losses and increase energy efficiency compared to traditional AC systems IRIS – WP 7 Progress M13-M30 Slide 17
- 18. Highlight: A 350 V DC building microgrid utilizing 180 kW rooftop PV installations and 250 kWh battery storage Results • 177 kWp Solar Power installed • 250 kWh battery storage (LiFePO4) • 50 – 70 kW loads (1 300 lighting fixtures, 20 fans) • When using direct solar or battery storage, system losses are reduced by about 50% (compared to AC system) • When resorting to external (AC) supply, losses are slightly higher IRIS – WP 7 Progress M13-M30 Slide 18
- 19. Transition Track #3: Smart e-mobility IRIS – WP 7 Progress M13-M30 Slide 19
- 20. Objectives • New solutions for the integration of different mobility services. Gothenburg’s challenges and ambitions • Provide alternatives to private car ownership to reduce congestion, parking space requirements and emissions from traffic Transition Track #3: Smart e-mobility IRIS – WP 7 Progress M13-M30 Slide 20
- 21. Implemented • E-MaaS service EC2B implemented for Brf Viva residents and operating since M16 Achievements TT#3 IRIS – WP 7 Progress M13-M30 Slide 21
- 22. Highlight: EC2B, a new e-mobility concept that offers customers an attractive alternative to owning their car Objectives • Offer customers an attractive alternative to owning their car, allowing easy access to a variety of transport modes (e-cars, e-bikes, public transport etc.) in connection to where customers live and make their everyday choices for transport easy Results • E-car-sharing fleet and e-bike-sharing fleet for residents established and operating since December 2018 IRIS – WP 7 Progress M13-M30 Slide 22
- 23. EC2B, results from first year of operation Observations • 75% decrease in private car ownership when moving in • Transition from private car to public transport as primary means of commuting • Car pool does not replace private car for longer journeys • Car mileage is estimated to be reduced by 44% compared to Gothenburg average IRIS – WP 7 Progress M13-M30 Slide 23
- 24. IRIS – WP 7 Progress M13-M30 Slide 24 “the Citizen Engagement aspect”
- 25. MoJo offers university and other organisations on the campus a seamless way to manage business trips for their employees to • Improve transparency • Simplify accounting and billing • Favour sustainable modes of transport The service will use one app to provide access to • E-car pools • E-bike pools • E-taxis • Public transport MoJo- EC2B in the Chalmers campus area IRIS – WP 7 Progress M13-M30 Slide 25
- 26. Objectives • Demonstrate city management and planning by including building information, infrastructure, geodata and planning data. • To make BIM a central part of urban planning. • Demonstrate the value of easy access to structured energy data to promote and support reduction of energy consumption in buildings. Gothenburg’s challenges and ambitions • Urban development and large infrastructure projects demands a higher degree of coordination between many actors and organizations. • Smart City management and use of open data Transition Track #4: Activities on City Innovation Platform and information services IRIS – WP 7 Progress M13-M30 Slide 26
- 27. Implemented CIM-City Information Model • A Proof of Concept (POC) to evaluate if FIWARE, and the FIWARE tools, could be used for CIP-City Innovation Platform and CIM. • CIM - a functional requirements document for the CIM pilot has being developed for clarification exactly what to demonstrate in the pilot. Energy Cloud • A new demonstrator consortium and project plan is established. • Mapping activities of existing and on-going relevant initiatives to establish data standards within the real estate industry. Stake holder needs & requirement analysis is ongoing. • Workshops and interviews ongoing with relevant stakeholders identify the most common challenges for efficient building management and application of energy services, related to access and management of structured energy data. Achievements TT#4 IRIS – WP 7 Progress M13-M30 Slide 27
- 28. Highlight: CIM-City Information Model process IRIS – WP 7 Progress M13-M30 Slide 28
- 29. Highlight: CIM-City Information Model collection interface Delivery Specifications Described in text for humans to understand, described in code for machines to process BIM Data Collection Tool, Automated web based validation and transformation of BIM data IRIS – WP 7 Progress M13-M30 Slide 29
- 30. Highlight: CIM-City Information Model retrieval interface CIM Data Retrieval Tool, Search and retrieval tool for information end users CIM Data Retrieval API, API to get individual BIM objects from the CIM IRIS – WP 7 Progress M13-M30 Slide 30
- 31. Highlight: CIM-City Information Model demo BIM Data Collection Tool: • https://cim-demo-git.fmecloud.com/fmeserver/apps/iris-input CIM Data Retrieval Tool: • http://cip-pilot.trafikkontoret.goteborg.se/ IRIS – WP 7 Progress M13-M30 Slide 31
- 32. Highlight: CIM-City Information Model user feed-back Results: User trial with on-line survey • A couple of project managers and asset managers were invited to test the PoC. • They were given test instructions and test data to work with for an hour. • During the test an on-line questionnaire with about 20 questions based around the KPIs were answered. Ratings 1-5 where 5 is top grade. On-line survey results data collection • KPI: Ease of use BIM Data Collection tool: average score 5 • KPI: Ease of use Validation: average score 4 • KPI: Advantages for end users: average score 4,5 On-line survey results data retrieval • KPI: Ease of use CIP: average score 4 • KPI: Advantages for end users: average score 4,25 IRIS – WP 7 Progress M13-M30 Slide 32
- 33. Highlight: CIM-City Information Model impact IRIS – WP 7 Outcomes Slide 33 ”Kick start your project” use case • The possibility to re-use information provides a more efficent design process. ”Citizen engagement” use case • Citizens can follow the building process and actively influence the planning of the city.
- 34. Objectives Gothenburg aims to incentivise citizens and develop models and processes with the use of digital tools and open data through: • Minecraft® activities together with schoolchildren for child dialogue in the planning process • Development of the city’s online citizen-sourcing platform Min Stad (My City platform) as a dialogue tool for citizen engagement. • VR/AR visualization of BIM and sensor data • Personal Energy Threshold-PET Gothenburg’s challenges and ambitions • Reach and engage new groups of citizens that have not previously or limited taken part in the development process. • Increase citizens engagement and use of available data. Transition Track #5: Demonstrating citizen engagement and motivating feedback IRIS – WP 7 Progress M13-M30 Slide 35
- 35. Implemented • Demonstration of the digital platform Minecraft for how it can be used as a tool for collecting information and knowledge from children within the work of a detail plan for city development. • My City activity; Inclusive Life Challenge has been conducted with students. (“Gothenburg Smart City Challenge”) • VR/AR BIM is under development. Workshops have been conducted for testing user involvement and the need of data. • Demonstration of PET-Personal Energy Threshold in HSB Living Lab have been implemented and evaluated. Achievements TT#5 IRIS – WP 7 Progress M13-M30 Slide 36
- 36. Highlight: Workshops with children and youths based on a Minecraft® model of Gothenburg School-children and youths are among the groups in the population ,that are rarely involved in the process of urban development. Objectives • To study the possibility to increase the ability for children to have influence of the development of their local environment through Minecraft. • Test tools and methods for child dialogue in the planning process. • Can Minecraft be used as a tool for gathering knowledge in the planning process and detailed plans? • What information can be collected using the tool? • Is this application of the tool suitable for increasing school pupils' interest and knowledge of urban development issues? IRIS – WP 7 Progress M13-M30 Slide 37
- 37. Highlight: Workshops with children and youths based on a Minecraft® model of Gothenburg Results • Minecraft used by children in the planning process (Q4 2018) for detail plan in area of Önnered, as part of the consultation process, before change of area. (See deviations). Six (6) workshops with the Bergsjö School contains: • Workshops with children: A first dialogue with open house for parents of the children about planning project, virtual security walk, a presentation of Minecraft and the opportunity to test the tool for the visitors. • Under operation; analysis, presentation and summary from workshops using Minecraft. Reconciliation with plan group and Bergsjön 2021 – which is is a collaboration between ten property owners for development of the area. IRIS – WP 7 Progress M13-M30 Slide 38
- 38. M12 M24 M30 M33 M36 M40 D2.1, D2.3 M60 41IR IS – WP7 Timeline M1 M48 2017 2018 2019 2020 2021 2022 D1.7 TT1 TT2 TT3 TT4 TT5 D5.5 D5.1, D5.2, D5.3, D5.4 D3.2D3.1 D4.1 D4.2 D1.1, D1.2, D1.4 D1.3, D1.5, D1.6 D2.2, D2.4 M36 (24 Months monitoring) M48 (12 Months monitoring) GOT - Monitoring WE ARE HERE
- 39. Q&A Discussion