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Forum: Appliances & Gadgets 06-05-18, 06:07 AM
Replies: 29
Views: 6,836
Posted By JimiQ
I don't really know where to put this and I...

I don't really know where to put this and I didn't want to start a new thread, so there it goes.

I stumbled upon an article about cooling fridge compressor by condensation drip from freezer coils....
Forum: Geothermal & Heat Pumps 01-01-18, 09:04 PM
Replies: 96
Views: 10,956
Posted By jeff5may
Oh no, there's no way what you're talking about...

Oh no, there's no way what you're talking about can save you money. It just has to be some confusion or placebo effect or sumthin...

NOT

Good for you, man! Your little project that shouldn't do...
Forum: Geothermal & Heat Pumps 10-26-17, 04:48 PM
Replies: 17
Views: 2,844
Posted By Sccoupe
The pipes for stage one are now safely burried...

The pipes for stage one are now safely burried for the winter and also antifreeze added. Below are the poly pipes going into a small crawl space. They come in though 4" pvc, the light stuff, not...
Forum: Renovations & New Construction 10-09-17, 11:11 AM
Replies: 13
Views: 2,682
Posted By DEnd
If you can swing it financially I would not...

If you can swing it financially I would not hesitate to switch to dustless minisplits for your heat and cooling. No duct losses, energy use that matches or beats most ground source heat-pumps except...
Forum: Geothermal & Heat Pumps 09-29-17, 03:12 PM
Replies: 37
Views: 4,769
Posted By TechShop
The main difference is in the manufacturing...

The main difference is in the manufacturing process used for each foam.

EPS starts with a bunch of tiny polystyrene beads. They pour them into a mold and then heat it all up with steam or hot...
Forum: Geothermal & Heat Pumps 09-29-17, 11:27 AM
Replies: 37
Views: 4,769
Posted By TechShop
XPS foam has far more dimensional stability than...

XPS foam has far more dimensional stability than EPS foam. The blue stuff at the local stores is usually 15 PSI structural XPS. I special-ordered 25 PSI for use under my concrete slab foundation...
Forum: Geothermal & Heat Pumps 09-28-17, 12:13 AM
Replies: 96
Views: 10,956
Posted By DEnd
The Net gain comes from the infiltrated air temps...

The Net gain comes from the infiltrated air temps vs. The discharge air temps.

Basically the Unit brings in outdoor air at say 72F and discharges it at 32F, so basically there are 40F worth of...
Forum: Geothermal & Heat Pumps 09-26-17, 08:55 AM
Replies: 96
Views: 10,956
Posted By jeff5may
Basically, the one pipe unit will be more linear...

Basically, the one pipe unit will be more linear than the graph posted. The heat pump COP will follow indoor air temperature, period. It is going to spit out very close to the same temperature hot...
Forum: Geothermal & Heat Pumps 09-25-17, 11:59 PM
Replies: 96
Views: 10,956
Posted By jeff5may
Ok, let me clarify a bit. In a sense, both...

Ok, let me clarify a bit. In a sense, both ormston and I are correct. The design looks horrible on paper. A traditional split system has all this latent heat flowing straight to where you want it....
Forum: Renovations & New Construction 09-25-17, 04:33 AM
Replies: 5
Views: 1,422
Posted By DEnd
Is it surface water or ground water? If it's...

Is it surface water or ground water? If it's surface water then the berms will be the cheapest alternative. If the water is enough to cause foundation damage then some metal and clay won't stop it,...
Forum: Geothermal & Heat Pumps 09-25-17, 03:58 AM
Replies: 96
Views: 10,956
Posted By DEnd
Not quite in this instance. Since the unit is...

Not quite in this instance. Since the unit is working solely indoors, it is also using heat from other sources. That outside air is first warmed before it hits the unit. It's measured COP should...
Forum: Geothermal & Heat Pumps 09-25-17, 02:33 AM
Replies: 96
Views: 10,956
Posted By jeff5may
The main idea is this: as long as the evaporator...

The main idea is this: as long as the evaporator doesn't freeze up, the one pipe setup will work as best it can. The reducer coupling on the exhaust pipe may or may not keep the evaporator from...
Forum: Geothermal & Heat Pumps 09-24-17, 11:55 PM
Replies: 96
Views: 10,956
Posted By jeff5may
Ok, here's my take on what you're figuring. The...

Ok, here's my take on what you're figuring. The compressor uses maybe 1000 Watts up from the power line. Some of this is radiated from the compressor shell directly and some superheat is added to the...
Forum: Geothermal & Heat Pumps 09-24-17, 04:28 PM
Replies: 96
Views: 10,956
Posted By Ormston
I like the idea but struggle to see it working. ...

I like the idea but struggle to see it working.
The only way i see it heating the house by more than the power consumption is if the air expelled from the outlet hose is colder than the outside...
Forum: Geothermal & Heat Pumps 09-24-17, 12:11 AM
Replies: 96
Views: 10,956
Posted By jeff5may
I ran a few of this type of unit while I was...

I ran a few of this type of unit while I was trying out the same concept. There are two ways to approach this concept:

1. put the unit in the cold and blow in warm air
2. put the unit in the warm...
Forum: Renovations & New Construction 08-19-17, 10:45 AM
Replies: 22
Views: 3,388
Posted By celblazer
The heck with kids, that sounds fun at my old...

The heck with kids, that sounds fun at my old age. LOL
Forum: Renovations & New Construction 08-18-17, 08:49 AM
Replies: 22
Views: 3,388
Posted By jeff5may
Yeah, I am not a fan of the ground floor garage...

Yeah, I am not a fan of the ground floor garage crammed in under living spaces above. In densely populated (urban) areas, square footage is a luxury that may not exist, so the home must be configured...
Forum: Renovations & New Construction 08-16-17, 12:49 AM
Replies: 22
Views: 3,388
Posted By jeff5may
The equal thickness forms can be put together...

The equal thickness forms can be put together forwards, backwards, or sideways and still fit. More generic and universal ensures easier assembly for the not so strong in the brain. Less possible...
Forum: Renovations & New Construction 08-15-17, 10:55 AM
Replies: 22
Views: 3,388
Posted By pinballlooking
I really like ICF construction. People that have...

I really like ICF construction. People that have very severe weather here seem to go that way.
I really considered building my greenhouse back and side walls with ICF. Take lots of pictures...
Forum: Solar Power 08-08-17, 09:07 AM
Replies: 27
Views: 5,370
Posted By WisJim
I installed Enphase M215 microinverters with my...

I installed Enphase M215 microinverters with my 205 watt Evergreen panels some years ago, and they clip at 225 watts (which I will admit doesn't happen a lot). I'm not sure what the 205 watt panels...
Forum: Solar Power 08-02-17, 06:10 PM
Replies: 27
Views: 5,370
Posted By antdun
Post My DIY Solar Experience and Break Even Calculations

Last week my solar installation passed its final inspection, so now I'm only waiting on my local power company to install my net meter then I'll have "free" electricity from the sun for the next 25+...
Forum: Renovations & New Construction 07-08-17, 02:29 PM
Replies: 52
Views: 7,371
Posted By buffalobillpatrick
Hope these pics work

Hope these pics work
Forum: Conservation 07-05-17, 11:00 PM
Replies: 4
Views: 841
Posted By jeff5may
What a huge step in the right direction. I have...

What a huge step in the right direction. I have to admit, that decision took some bawls.
Forum: Conservation 07-05-17, 07:43 PM
Replies: 4
Views: 841
Posted By pinballlooking
Volvo will only make electric and hybrid cars starting in 2019

https://techcrunch.com/2017/07/05/volvo-will-only-make-electric-and-hybrid-cars-starting-in-2019/

“Volvo is done with entirely traditional engines and exclusively gas-powered vehicles, the...
Forum: Renovations & New Construction 06-25-17, 10:34 PM
Replies: 160
Views: 26,039
Posted By bennelson
I was hoping to get an aerial shot from a drone. ...

I was hoping to get an aerial shot from a drone.

A friend stopped over today and brought one with. It belonged to the guy's brother, and he hadn't much experience with it yet. I hadn't had any...
Showing results 1 to 25 of 116

 
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