Danny S. Parker's Blog (2)

Assessing long-term PV performance in a low-energy home

Zero Energy Home Friends,

My daily PV output from a 6.56 kW PV system has averaged 22.7 kWh/day over the last two years.

kWh= AC kWh from inverter to grid

irrday= cumulative kWh/m2/day plane of array

pvptmp= array temperature (F) taken on back on one of the modules

obs= elapsed…

Continue

Added by Danny S. Parker on August 17, 2014 at 12:55am — No Comments

How much energy to cook that turkey

All,



How much electricity is need to roast a Thankgiving turkey & the rest of the holiday cooking extravaganza?



Monitoring baseline data from the Phased Deep Retrofit project being done by Florida Solar Energy Center for U.S. Department of Energy allows us to answer that question. Thanksgiving cooking in our 30 home, all electric sample averaged 2.76 kWh, 2.03 kWh more than it did on the Thursday before Thanksgiving (0.73 kWh)



Note that in the…

Continue

Added by Danny S. Parker on November 28, 2012 at 9:29am — 2 Comments

Videos

  • Add Videos
  • View All

Twitter

Latest Activity

Jan Green posted a discussion

Retrofitting a 1979 Home to NAHB Silver or Gold - Pending Cert

I'm excited to be the lone speaker for the last in a series of lectures for the Scottsdale Green…See More
10 hours ago
Crosbey Archery liked Crosbey Archery's blog post How to improve the air quality in your home ?
yesterday
Crosbey Archery replied to Don Hynek's discussion Testing "Magic Pak" units?? in the group Multifamily Buildings
"second-floor (and higher) units without humping a ladder all the way around the building is a very…"
Saturday
Colin Genge posted events
Friday
Profile IconJon Turnbaugh, Lights N More and John Kamas joined Home Energy Pros
Friday
Amber Vignieri posted a blog post

Relay Network Targets Multifamily Housing Upgrades Nationwide

Affordable apartment buildings are home to more than 10 million American households, making them a…See More
Friday
Tom White's video was featured

Robby Schwarz on Builder Collaboration

Hear Robby Schwarz, of EnergyLogic discuss the value Owens Corning brings to Thrive Home Builders.
Friday
Crosbey Archery liked Don Hynek's discussion Testing "Magic Pak" units??
Friday

© 2016   Created by Lawrence Berkeley National Laboratory.   Powered by

Badges  |  Report an Issue  |  Terms of Service