EMIS ReportDesign-Prelim 2020sep11 - Page 22



(Respondents may indicate multiple measures; n = 78)
Improve scheduling for HVAC and Refrigeration
73%
Adjustment of space temperature setpoints
60%
Reduce simultaneous heating and cooling
55%
Improve economizer operation/use
47%
Supply air temperature reset
44%
Reduce over-ventilation
42%
Optimize equipment staging
38%
Tune control loops to avoid hunting
38%
Duct static pressure reset
37%
Reduction of VAV box minimum setpoint
33%
Add or optimize variable frequency drives (VFDs)
32%
Duct static pressure setpoint change
28%
Hot water supply temperature reset or HW plant lockout
28%
Chilled water supply temperature reset
28%
Lighting upgrade or improve lighting controls
28%
Improve scheduling for lighting
24%
Routinely share info/guidance on eqmt use w/occupants
24%
High efficiency HVAC equipment — airside
3. SMART ENERGY ANALYTICS CAMPAIGN RESULTS
FIGURE 8: Measures implemented with EMIS support by organizations in the
Smart Energy Analytics Campaign
19%
Condenser water supply temperature reset
18%
Hold an energy savings challenge using EMIS data
18%
Preheat temperature setpoint change
17%
High efficiency HVAC equipment —
­ water side
17%
Zone rebalancing
15%
Hydronic differential pressure setpoint change
15%
Pump discharge throttled or over-pumping and low delta T
14%
Improve scheduling for plug loads
8%
0%
20%
40%
60%
80%
Percent of Organizations Implementing Measure
Berkeley Lab | Proving the Business Case for Building Analytics
20





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