delivering energy innovations at scale the importance of data for energy efficiency brett goodyear...
TRANSCRIPT
DELIVERING ENERGY INNOVATIONS AT SCALE
THE IMPORTANCE OF DATA FOR ENERGY EFFICIENCY
BRETT GOODYEAR – HEAD OF OPERATIONS
11.04.13
THE DRIVERS
DRIVERS
Compliance
Investors
Occupiers
Future proofing
COMMERCIAL IMPERATIVE
Source: GVA ‘Green to Gold’ Report 12/13
DRIVERS
Capital Values
Brown Discount
Marketing Challenges
Occupier satisfaction
THE RISKS
Source: GVA ‘Green to Gold’ Report 12/13
WHO HAS RESPONSIBILITY FOR ENERGY
*Source: British Land
AWARD-WINNING RESULTSOUR CLIENTS HAVE ACHIEVED:
• World #1 status in the Dow Jones Sustainability Index for Real Estate for four consecutive years
• No1 status in the 2012 Global Real Estate Sustainability Benchmark (GRESB) for both office and retail categories – Oceania Region
• 4 CIBSE Building Performance Awards in the last 3 years for energy efficiency
CURRENT CHALLENGES
CURRENT CHALLENGESUSING DATA FOR ENERGY EFFICIENCY
• Sustainable Design perceived as a panacea• CHP/District heating schemes poorly metered• Bad implementation = bad data = no savings• Fit for purpose systems and metering• Lack of FM expertise• Big data
BIG DATA
COLLECTING GOOD DATA
COLLECTING BIG DATA
• Multiple User Remote Access via Internet
• Water Meters (Pulse) • Gas Meters (Pulse)
• Direct Access
• Temperature Senso
r
• BTU Meters
• (pulse)
• Chiller 1
• Pumps
• Cooling Towers
• Chiller 2
• Pumps
• Tenant Light
• Tenant Power
• Car Park Lights
• Car Park Exhaust
• Supply &
Exhaust Fans
• Lifts
• Tenant BTU
Meters (Pulse)
• Tenant
• BM
CS interface
• Client Metering System interface
• Existing Energy Meters (Pulse)
• Existing Energy Meters (HLI)
SYSTEM ARCHITECTURE
G4 Meter Memory Module Server Daily Backup
2 YearsStorage
1-15 min data
2 MonthsStorage
0.2% Accuracy
7 YearsStorage
Dual Server - RAID
20 YearsStorage
ServiceTeam
Data Repair
DATA PURITY™
DYNAMIC MONITORING VERSUSFIX AND FORGET
Repair & Maintenance
Implement CAPEX
Low spend CAPEX projects System upgrades
8-20% from Baseline Up to 30% Up to 60%
En
erg
y C
on
sum
pti
on
Delivering Dynamic Monitoring (MARS)
Building ManagersClient Senior
ManagementPortfolio ManagerAsset Manager Sustainability Manager
MARS Reports
Global Reports
Performance Tracking
Monthly Teleconferencing
Remote Operations Centre (ROC)
Portfolio 2
Portfolio 3
CASE STUDY
PORTFOLIO CASE STUDYBRITISH LAND
Data Sharing
Common System
Collaborative Working
MARS EXAMPLE
Issue:
Extended plant run time
Solution:
Building EM & FM team present case
study to occupiers demonstrating
opportunity
Savings:
Energy: 104,000kWh per year
Cost: £6,303 per year
Emissions: 56,686 kg/CO2-e
EXCHANGE HOUSE
Items raised:
64Total avoided cost:
£219,980
MARS EXAMPLE
Issue:
3 chillers and associated condenser pumps
running 24/7
Solution:
Inaccurate BMS not returned to auto, VSDs
not programmed
Savings:
Energy: 900,380 kWh per year
Cost: £72,030 per year
Emissions: 490,707 kg/CO2-e
ROPEMAKER PLACE
Items raised:
66Total avoided cost:
£351,344
CASE STUDYOCCUPIER OUT OF HOURS
CONCLUSIONS
CONCLUSIONDATA IS IMPORTANT
• High Accuracy and available data is critical for energy efficiency• Invest accordingly• Challenge the current EMS metering strategy on development• Involve monitoring expertise when planning CHP projects• Move towards cloud-based systems • Have a strategy for managing big data
