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Residential: Heating/Cooling - Ground Source Heat Pump Upgrades

CategoryProven
Measures can obtain approval for Proven status if the section 3.2.3 UES quality criteria for Proven measures are satisfied. Sunset criteria will be assigned by the RTF along with a plan for data collection and analysis that allows the UES estimate to be reviewed and updated in a timely fashion.


StatusActive
These measures have received approval by the RTF and have no other associated review pending.


Sunset date2016-08-31

Measure workbook (show/hide history)

11/7/2011 ProCost capital cost named range bug fixed
8/9/2011 v2.1

Technical specifications (show/hide history)

10/31/2011 v3.0
4/15/2007 v2.0

RTF decisions

Decision (show decision details)
10/4/2011

The RTF approves the Ground Source Heat Pump (GSHP) specifications as proposed by the RTF Subcommittee with a sunset date of October 30, 2014.

Measure category unchanged

Measure status changed: Yes, Active

Energy savings changed: Savings slightly declined over retail

Cost effectiveness changed: TRC slightly reduced

Specifications/Eligibility unchanged

Planned future work: A motion to develop open loop system specifications was rejected.

8/2/2011

The RTF approves the Ground Source Heat Pump (GSHP) UES Measure for heating zones 2 and 3 with the provision that RTF Staff edit the table to correct for increased electricity use for air conditioning when an electric forced air furnace without air conditioning is replaced with a GSHP and reduction in measure cost when an electric forced air furnace with air conditioning is replaced with a GSHP with a sunset date of August 30, 2016.

Staff guidance: Identify cost for Climate Zone 1

Measure category unchanged

Measure status changed

Energy savings changed: Yes, slight increase

Cost effectiveness changed: Yes, cost updated by conversion type

Specifications/Eligibility changed: Specific to water or glycol to air

Planned future work: Review open loop (pump and dump) and hydronic distribution cost and performance

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