PGE Wireless Pneumatic Thermostat ET Final Report.pdf

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PG&E’s Emerging Technologies Program ET11PGE3171 CONTENTS ABBREVIATIONS AND ACRONYMS ..................................................................................... II FIGURES ........................................................................................................................III TABLES ......................................................................................................................... IV CONTENTS .................................................................................................................... V EXECUTIVE SUMMARY ..................................................................................................... 1 INTRODUCTION .............................................................................................................. 3 BACKGROUND ............................................................................................................... 4 HVAC Control Systems ............................................................. 4 Third Party Incentive Programs ................................................. 5 Energy Technology Assistance Program (ETAP) ...................... 5 Oakland Shines .................................................................. 6 EMERGING TECHNOLOGY/PRODUCT ................................................................................. 7 ASSESSMENT OBJECTIVES .............................................................................................. 10 TECHNOLOGY/PRODUCT EVALUATION ............................................................................. 11 Product and Site Selection ...................................................... 11 Energy Efficiency Measure Evaluation ...................................... 12 Scheduling/Setbacks ........................................................ 12 Supply Air Temperature (SAT) Reset Using Zone Data .......... 13 Duct Static Pressure (DSP) Reset Using Zone Data ............... 14 Setpoint Deadband ........................................................... 14 Setpoint Enforcement ....................................................... 15 Global Temperature Adjustment (GTA), including Pre- Cooling Strategies ....................................................... 15 Retro-Commissioning (RCx) ............................................... 16 TECHNICAL APPROACH/TEST METHODOLOGY .................................................................. 17 Field Testing of Technology .................................................... 17 Test Plan .............................................................................. 17 Instrumentation Plan ............................................................. 17 RESULTS ...................................................................................................................... 19 Pilot Site #1 ......................................................................... 20 v
PG&E’s Emerging Technologies Program ET11PGE3171 Location and Site Information: ........................................... 20 Mechanical Systems: ........................................................ 20 Project Initiation: ............................................................. 20 Planned EE Measures: ....................................................... 20 Installed EE Measures ....................................................... 20 Findings .......................................................................... 21 Measurement and Verification (M&V) .................................. 22 Incentives ....................................................................... 30 Comments and Observations from Site Staff ........................ 30 Future Potential ............................................................... 30 Pilot Site #2 ......................................................................... 32 Location and Site Information: ........................................... 32 Mechanical Systems: ........................................................ 32 Project Initiation: ............................................................. 32 Planned EE Measures: ....................................................... 32 Installed EE Measures ....................................................... 32 Findings .......................................................................... 33 Measurement and Verification (M&V) .................................. 34 Incentives ....................................................................... 40 Comments and Observations from Site Staff ........................ 40 Future Potential ............................................................... 40 Pilot Site #3 ......................................................................... 41 Location and Site Information: ........................................... 41 Mechanical Systems: ........................................................ 41 Project Initiation: ............................................................. 41 Planned EE Measures: ....................................................... 41 Installed EE Measures: ...................................................... 41 Findings .......................................................................... 42 Measurement and Verification (M&V) .................................. 42 Incentives ....................................................................... 46 Comments and Observations from Site Staff ........................ 47 Future Potential ............................................................... 47 Pilot Site # 4 ........................................................................ 48 Mechanical Systems: ........................................................ 48 Project Initiation: ............................................................. 48 vi
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