Introduction on the Building Renovation Passport...2017/02/02 · • Long-term perspective •...
17
@BPIE_eu Introduction on the Building Renovation Passport Maarten De Groote Head of Research Buildings Performance Institute Europe
Transcript of Introduction on the Building Renovation Passport...2017/02/02 · • Long-term perspective •...
@BPIE_eu
Introduction on the Building Renovation Passport
Maarten De Groote
Head of Research
Buildings Performance Institute Europe
Main challengeThe existing building stock
Equivalent major renovation rate
Different pathways to achieve large energy savings
Fragmented renovation is risk to lock-in
• What about external insulation and connection with the eaves and the window frames?
Fragmented renovation is risk to lock-in
• What if insulation seems inadequate?
• What about connections for solar panels?
Fragmented renovation is risk to lock-in
• What if the new heating system is dimensioned on the former energy performance?
• Is the system solar thermal or district heating proof?
Impact shallow vs deep energy renovation
Source - Renovation tracks for Europe up to 2050, Ecofys commissioned by EURIMA
DEEP AND QUALITATIVE RENOVATION
HOLISTIC RENOVATION PROCESS BUILDING RENOVATION ROADMAP
Source: Energiesprong Source: ifeu
Common barriers
Building owner lacks information
• What to do, where to start, and which measures to implement in which order?
Renovation perceived as a burden
• Time, money and dust
Insufficient training for auditors beyond technical aspects
• How to convince to start renovation after the audit?
Limited financial resources
• Upfront costing
Complex legislation and ‘stop and go’ support measures
Policy tools to improve energy performance
BUILDING RENOVATION PASSPORT
?
YES31%
NO45%
DON'T KNOW
24%
Do you think there is a link between EPC’s and the improvement of the EE of buildings?
FORRENT - SALE
ENERGY PERFORMANCE CERTIFICATE
• Informs potential byers/tenants on the buildings’ energy performance
BUILDING RENOVATION ROADMAP
• Guides (new) owners with a personalised step-by-step renovation roadmap
What is a Building Renovation Passport?
RENOVATION ROADMAP
• Step-by-step guidance
• Resulting from an on-site energy audit
• Long-term: 15 to 20 years
• Considers individual context
LOGBOOK
Repository of all building-related information
• Energy consumption
• Energy production
• Executed maintenance
• Construction plan
• …
Actual vs designed energy consumption
Monitoring designed and actual heat use of 82 renovated low-energy dwellings and the effect of user behaviour on the final energy demand
Source: Ghent University
BUILDING RENOVATION PASSPORT
INFORMATION ON INDIVIDUAL BUILDING LEVEL
EXISTING EPC
ON-SITE GATHERED INFORMATION• Energy audit• Building professionals, e.g.
construction plan, info installations, BIM, etc.
• Building owner or tenant• Public authorities
AUTOMATED DATA• Smart meters• Monitoring systems, e.g.
RES, heating, CO2 meters, etc.
RENOVATION ROADMAP• Systematic renovation in a
sensible order and packages • Comprehensive audit • Long-term perspective• Considers individual context
LOGBOOK• Inventory of non-dynamic
information • Manage and monitor real
time energy consumption• Linking building owners
(users) and third parties, e.g. public authorities, market place, etc.
