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EnergyFred's Profile

34 answers
9 helpful answers

Sustainable Energy for healthy grandchildren

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About EnergyFred

Broad based techie, Started in Electrical Engineering & Physics applied to Neurophysiology and BioPhysics, major career thrust was software development at the hardware-software interface, including embedded systems.  Now extremely interested in energy for the future.  See www.modular-e.com for downloadable energy resources/references.

Member Since May 5, 2008
59 years old

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A:

More energy efficient: In well-used room, keeps lights on or turn off/on?

The typical maximum power that can be pulled from your socket is 1800 watts during turnon of a grid connected device. If your CFL is 20 Watts continuous then for energy consumption your breakeven ...
Submitted by EnergyFred 29 days ago
2 comments
Last comment posted 26 days ago by EnergyFred


A:

Roofing

The whole point is to increase the reflectivity of the roof in both the visual and infra-red portions of the sun's spectrum. That alone provides a cooler roof and attic. This is why the application ...
Submitted by EnergyFred 3 months ago
0 comments


A:

Build your own solar panel - diy, homemade power?

If you mean a Solar PV system as opposed to making the cells and wiring and packaging them together yhen the answer is definitely yes. If you could provide more information on what you would like to ...
Submitted by EnergyFred 3 months ago
0 comments

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Q:

Does anyone have any references to books on the ...

Does anyone have any references to books on the inflationary economics of energy? I see estimates of PG&E electricity prices ...
Submitted by EnergyFred   2 years ago.
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Q:

Inflationary Energy Economics

Does anyone have any references to books or other resources on the inflationary economics of energy? I see estimates of PG&E ...
Submitted by EnergyFred   2 years ago.
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  • viewed 262 times
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Comment to EnergyFred's answer

I was stating that a 10 - 15 minute off time would definately be a winner. However shorter times could also be beneficial down to where the bulb lifetime is degraded. Hopefully you are mounting ...
Submitted by EnergyFred 26 days ago

Q:

Where Did Obama's Agenda Go?

Over the weekend President-elect Barack Obama scrubbed Change.gov , his transition Web site, deleting most of what had been a ...
Submitted by MarineReconDad   1 year ago.
  • 5 answers
  • viewed 272 times
Last answer posted 1 year ago by goldengopher


Q:

To Build or Not to Build???

Myself and my husband purchased property over 1 year ago to build a house. We have purchased the plans and have spoken with ...
Submitted by mischelle pack   1 year ago.
  • 5 answers
  • viewed 469 times
Last answer posted 1 year ago by DB Lady


Q:

Solar pool heater - How to control water temperature

Solar pool heater - How does the water temperature is being controlled
Submitted by energyak   2 years ago.
  • 5 answers
  • viewed 2732 times
Last answer posted 3 months ago by Susan

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