Slide 1

B O N N E V I L L E P O W E R A D M I N I S T R A T I O N

Variable Capacity Heat Pump RTF Sub-CommitteeAugust 31, 2011

Mira Vowles, P.E., CEM Emerging Technology Project ManagerBPA Energy Efficiency

Slide 2

B O N N E V I L L E P O W E R A D M I N I S T R A T I O N

Variable Capacity Heat Pumps

(VC HP = VRF + DHP)

+

Ductless Heat Pumps

Variable Refrigerant FlowHeat Pump System

Slide 3

B O N N E V I L L E P O W E R A D M I N I S T R A T I O N

SCE Upstream VRF Program Summary

Started in 2010

Distributers receive incentives

Energy Solutions administers program

extend state-wide in 2011

Slide 4

B O N N E V I L L E P O W E R A D M I N I S T R A T I O N

SCE Upstream VRF Program Summary

Based on Work Paper

Code baselines

Modeled savings

Assumes replacement at burnout

Includes demand reduction

Slide 5

B O N N E V I L L E P O W E R A D M I N I S T R A T I O N

SCE Upstream VRF Program Results Incented 687 tons of VRF in 2010

Incented 556 tons of VRF in 2011

33 incentives in 13 months

$1,011 average incentive/ton*

1,394 average kWh/ton*

0.38 average kW/ton reductions*

* Based on modeled savings for SCE climate zones