CIBSE ASHRAE 40th Anniversary Seminar
Delivering practically useful intelligence with building energy benchmarks
Dr Sung-Min Hong
CIBSE Research Associate in Energy Benchmarking
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
Benchmarking in the UK
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
EEO
1980’s 1990’s
2004(2012)
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
Earlier Benchmarks
(CIBSE 2012)
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
EEO
1980s 1990s
2004(2012)
2008
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
Extended Flexibility
Weather adjustment Extended occupancy Separable energy uses
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
Opportunities• Empirical data from a wide range of sources
• Unified database on English schools
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
CIBSE / UCL Benchmarking Project
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
Evidence-based approach
Data scoping / gathering
Processing and analyses
Results
Policy making / Energy management
Revision of energy benchmarks
Contribution to knowledge
Research Outcomes
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
Making a Meaningful Comparison
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
Activity type + Weather + Occupancy + ?
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
(Hong et al. 2013)
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
(Hong et al. 2013)
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
Contextual Factors
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
Stock-level insights
Building-level insights
(Hong et al. 2013)
(Hong 2015)
Top-down
Bottom-up
Benchmarking Approaches
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
Changes Over Time
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
(Hong & Steadman 2013)
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
(Ruyssevelt & Hong 2015)
2010 2013 2010 2013 2010 2013
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
Updating & Understanding
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
Data
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
Energy
IEQ
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
Data Quality
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
Future Aspirations
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
Users
Contextual Features
Building Envelope
Building Services
Spatial use
Occupants
Energy
IEQ
Water Hub
CIBSE ASHRAE 40th Anniversary SeminarWednesday 12th October 2016
References
• CIBSE, 2012. CIBSE Guide F: Energy efficiency in buildings 3rd ed., London, UK: CIBSE Publications.
• Hong, S. et al., 2013. Improved benchmarking comparability for energy consumption in schools. Building Research & Information, 42(01), pp.47–61.
• Hong, S., 2015. Benchmarking the energy performance of the UK non-domestic stock : a schools case study. PhD Thesis. University College London.
• Hong, S. & Steadman, P., 2013. An Analysis of Display Energy Certificates for Public Buildings 2008 to 2012 [Online]. Available at: https://www.bartlett.ucl.ac.uk/energy/news/documents/CIBSE__Analysis_of_Display_Energy_Certificates_for_Public_Buildings_.pdf [Accessed September 30, 2015]