"Could you have them make a simple two line graph of the outside temperature, noting sun/clouds,…"
Christopher Cadwell's Blog Posts Tagged 'Efficient' (3)
HVAC and DC Fan Motors
Here are links to my latest posts on how these motors can be used for retrofitting in existing HVAC systems.
HVAC Savings Upgrades – Cutting Fan Watts In Half or More
In this post I cover how the savings can be dramatic, and the most important part is to get duct pressures low.…
ContinueAdded by Christopher Cadwell on April 19, 2012 at 6:14am — 2 Comments
Notable Results in AC Training
The final survey results of the second week of students in the High Performance HVAC classes.
Here are some notable results of what the students felt that they got out of the course.
- How to reduce # of registers while improving comfort.
- Importance of velocity - amount needed to properly mix air.
- How to select register types to control noise and performance.
- Whole house as…
Added by Christopher Cadwell on November 27, 2011 at 9:00pm — No Comments
Super Efficient HVAC is Easy
Attending a week long class where veteran trainer Rick Chitwood is moderator has been entertaining and joyful. In the class which is inside a house that is being retrofit completely we are now designing and installing a super efficient HVAC system.…
Added by Christopher Cadwell on November 17, 2011 at 9:30pm — 9 Comments
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Bob Blanchette replied to Jose Macho's discussion Why Are Energy-Saving Home Inprovements Down??"You make some valid points, especially with the base rate charges. Increasing the base rate instead…"
Bob Blanchette replied to Jose Macho's discussion Why Are Energy-Saving Home Inprovements Down??"Amen, make energy show it's true cost instead of subsidizing it.
We have some of the lowest…"
Dennis Heidner replied to Jose Macho's discussion Why Are Energy-Saving Home Inprovements Down??"The press report really doesn't give enough information to clearly answer why they are…"
Edward Foskey commented on Edward Foskey's blog post Preparing to Update the Heat Pump"Gustavo,
Thanks for the input. I agree with you in that I will be waiting till my system's…"
Gustavo Melo commented on Edward Foskey's blog post Preparing to Update the Heat Pump"Any system that is out of warranty is really a coin toss as to whether it is financially better to…"
Dennis Heidner replied to J.C. Martel's discussion Disasters & sustainable energy"Such as Greensburg…"
Tom Delconte commented on Edward Foskey's blog post Preparing to Update the Heat Pump"Thanks, Ed, I get it now. I would just put in what my hvac guy tells me to put in: a $17,000…"
Jim Gunshinan commented on Jim Gunshinan's blog post The Universe Is Made of Stories"Hi Tom,
I'm sorry you didn't think my blog post was helpful or appropriate. I'll…"
Tom Delconte commented on Jim Gunshinan's blog post The Universe Is Made of Stories"Whatever happened to separation of church, state, and scientific home building science? What would…"
Craig Savage's video was featuredWhat is Building America
The U.S. Department of Energy's (DOE) Building America program is a source of innovation in residential building energy performance, durability, quality, aff...
Jim Gunshinan's blog post was featuredThe Universe Is Made of Stories
The late poet and political activist Muriel Rukeyser famously said, The Universe is made of…See More
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