The road to a
climate neutral Leuven
The Major Renovation Challenge
22 05 2019
KNOWLEDGE
INSTITUTIONS
LOCAL
GOVERNMENT
CIVIL
SOCIETY
BUSINESS
POWER of the NETWORK &
BUSINESS OPPORTUNITIES
SCIENCE &
INNOVATIONS
STORY
TELLING
REALISATIES
INNOVATIVE
PILOTS
INTERNATIONAL
RECOGNITION
The time is now …
No more fossil fuels
Use the available space wisely (densification)
Minimize impact of materials
Climate plan for the big patrimony owners (55% by
2035 and 85% by 2050)
By 2025 an action plan for all energy intensive buildings. By 2020 an action
plan to approach ALL non-residential building owners.
L.E.U.V.E.N. – the start off program 2 ?
The L.E.U.V.E.N. - project is co-funded by theEuropean Union
• Lower Energy Use Via an Extraordinary Network• 24 partners in the city of Leuven• 1.560.000€ subsidy from the European Investment Bank• Start: 1 December 2017• Studies that prepare investments in energy-efficiency and renewable energy• For each 1 € subsidy from EU, 20 € investment by partners
Stad Leuven, AGSL, M – Museum, ZORG Leuven, Dijledal, Dijlehof, KU Leuven, UZ Leuven, KBC, Commscope, STUK, Paridaensinstituut, VME Leeuwerikenveld, Abdijschool Vlierbeek, De Zevensprong, Heilig Drievuldigheidscollege, Dialoog, De Twijg, Imec, Re-Investo, SWaL, MPC Terbank, De Spiegel
• New NZEB-buildings: ‘t Wisselspoor, Booghuys, Vlierbeekveld• Complete renovation with repurposing: Comenius, Station Wijgmaal• Renovation thermal envelope: Schorenshof, Leeuwerikenveld, Camilo Torres, STUK
• Stability- and electricity studies PV-cells: Politiehuis, Commscope, Museum M, KU Leuven• Screening boiler rooms: Dijledal (7), Imec• Potential scans buildings: De Twijg, Zevensprong, Comenius, Imec, Libertad/Kokoon/New Mexico,
Dijledal (6)
• Glazing, roof- and wall-insulation: Commscope, MPC Terbank, HDC, De Spiegel• Renovation HVAC: HDC, Paridaens, Stadhuis, Minnepoort, Tweebronnen, MPC Terbank• Energy plan: UZ leuven, Onderzoek & navorsing• Study passive techniques summer comfort: Facilitaire diensten Zorg• LED public lighting Grote en Oude Markt
L.E.U.V.E.N. – the start off program 2 ?
The L.E.U.V.E.N. - project is co-funded by theEuropean Union
From 2020 on, every buyer or renovator is contacted with sustainable building
advice.
From 2025 on, yearly 1.600 owners are approached actively?
60% off the residential units receives a complete energy makeover by 2050.
40% gets a partial renovation. Remaining energy demand will be renewables only.
The challenge
LEUVEN
101.488 inhabitants
87.317 dwellings29% single family houses
27% flats
Rest: small entities, variety mix
31.800 residential buildings24.000 single family houses
5.000 condominiums
Rest: mix functions 1.000 renovations
each year
3 x current renovation rate
3 x building advice
3 x architects, EPB reporters
3 x building permits, administration,
3 x financing
3 x construction sites3 x materials3 x constructors (qualitative)
1.000 renovations
each yearThe challenge
3 x building-as-usual, really???Or …
Energy efficiency in parallel with:Building advice-efficiencyPermit-efficiencyProcurement-efficiencyConstruction site-efficiencyFinancing-efficiencyCollectivity
yearly investment
350 to 400.000.000€
Net cost savings versus investment
Bron: Johan Coolen Factor 4
Project or development funding?
Project?
Investment can be financed with (energy) savings/gains of the project.
Duration 5 to 10 years
Development?
More than energy savings: fundamental changes, patrimonial value, maintenance
Long term vision