Home Services Support About infoMonitors About FSEC InfoMonitors.com
 
Data Plots
Help
 
Quick Date:


Start Date:


End Date:


Summary Report
Total Energy Use
Other Use
HVAC System
Interior Conditions
Ambient Conditions
AC Scatter
HW BTU's and Flow
Submeters

TW2


This research site monitors the electrical consumption as well as the interior space conditions of a production built, net zero energy home. Located in Newberry, Florida, it is a single story three bedroom / two bath home with 1546 sqft of living space and a HERS rating of 1. Energy consumption is offset by a 5.4 kW photovoltaic system. It has double pane, low e vinyl windows, R-15 wall insulation, R-30 ceiling, and a radiant barrier. Heating and cooling is provided by a 2 ton, SEER 16 heat pump with all ducting in conditioned space. The house has all Energy Star appliances, 100% CFL lighting, water saving plumbing fixtures, and an 64 sq. ft/120 gallon drainback solar hot water system. It was built by Tommy Williams Homes. Data collection began in January 2011.

Nov 14 2012, 00:15 -To- Nov 15 2012, 00:00 EST

Electric Energy Use/Production
Peak kW
kWatt-hrs
Consumption from Utility 0.7 3.9
PV production 1.1 4.3
Fed back to Utility 0.9 2.7
PV used by house 0.3 1.6
Net purchased electricity 0.7 1.3

Selected Electric Energy End Use
Peak kW
kWatt-hrs
Total house consumption 0.7 5.6
A/C Condenser 0.0 0.0
Air Handler 0.0 0.3
Hot water 0.0 0.0
Other 0.7 5.3

Indoor Conditions
Avg
Min/Max
Thermostat Temp (F) 73.9 73.1/ 74.6
Thermostat RH (%) 45.7 44.6/ 46.2

Weather Conditions
Avg/Total
Min/Max
Ambient Temp (F) 62.3 56.6/ 67.2
Ambient RH (%) 91.1 81.0/ 97.1
Horz. Plane Irradiation (wh/m2) 1059.9 0.0/ 261.4
PV Plane Irradiation (wh/m2) 935.5 0.0/ 233.3
e-mail us