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Search: Posts Made By: MEMPHIS91
Forum: Geothermal & Heat Pumps 01-16-17, 10:20 AM
Replies: 8
Views: 3,468
Posted By Acuario
IOT heatpump controller

Sadly my old Roca heat pump compressor died.

Fortunately my local scrap man turned up for a pickup and had a mid-size Daiichi external unit in the back of his van. I persuaded him to part with it...
Forum: Geothermal & Heat Pumps 06-17-16, 10:17 AM
Replies: 218
Views: 46,799
Posted By jeff5may
Some pics worth thousands of words: ...

Some pics worth thousands of words:

http://hitchingsdesign.com/wp-content/uploads/2015/07/MicroChannel-Evap-Hero.jpg
Shiny new a-coil
...
Forum: Lawn and Garden 02-27-16, 12:20 PM
Replies: 858
Views: 163,066
Posted By pinballlooking
Here are last night’s temps. ...

Here are last night’s temps.
http://ecorenovator.org/forum/attachment.php?attachmentid=6708&stc=1&d=1456593584
The greenhouse never went 57.7 degrees the fish water loss 3 degrees. It went down to...
Forum: Lawn and Garden 02-23-16, 01:19 PM
Replies: 858
Views: 163,066
Posted By pinballlooking
I just ordered a new sign for my greenhouse. ...

I just ordered a new sign for my greenhouse.

http://ecorenovator.org/forum/attachment.php?attachmentid=6697&stc=1&d=1456251568

I picked up some more PEX fittings today hopefully these will fix...
Forum: The Billiards Room 01-05-16, 02:13 PM
Replies: 0
Views: 2,049
Posted By Daox
Most popular threads of 2015!

What generated the most hubbub in 2015? Lots of interesting things! Check it out below. :thumbup:

1) New Aquaponics system build (http://ecorenovator.org/forum/showthread.php?t=4334)
...
Forum: Geothermal & Heat Pumps 12-28-15, 09:21 PM
Replies: 218
Views: 45,052
Posted By Fordguy64
interesting video on vfds. he has a few more and...

interesting video on vfds. he has a few more and even one with a 3 phase running his heat pump. thought it might help you in your vfd experiment

https://youtu.be/WT_2P7WdKzw
Forum: Geothermal & Heat Pumps 12-25-15, 09:51 AM
Replies: 10
Views: 3,831
Posted By Ron342
$9 Multifunction voltage, current. power meter, alarm etc?

http://pages.ebay.com/link/?nav=item.view&id=121694813300&alt=web*

Above is an eBay link for a small multifunction board displaying power, voltage, run time, current, programmable. overload alarm,...
Forum: Geothermal & Heat Pumps 12-05-15, 12:07 PM
Replies: 218
Views: 45,052
Posted By randen
I would suggest caution.!! I had received a...

I would suggest caution.!!
I had received a compressor that wouldn't compress. It made some weird noise and didn't move any refrigerant. It could have been a factory reject or been dropped in...
Forum: Geothermal & Heat Pumps 11-29-15, 06:26 PM
Replies: 218
Views: 45,052
Posted By jeff5may
Duh, I should have known that already. Now that...

Duh, I should have known that already. Now that you mention it, I have read posts you made about it elsewhere in the forum. Please forgive me, I'm an idiot.

Since you are considering the Emerson...
Forum: Geothermal & Heat Pumps 11-28-15, 09:20 PM
Replies: 218
Views: 45,052
Posted By randen
It may just be me. I don't understand why the...

It may just be me. I don't understand why the desire for complex controls on smaller systems. If the selection is made for the proper BTU fit, a couple relays and pressure, temp. limit switches and...
Forum: Geothermal & Heat Pumps 11-28-15, 01:18 PM
Replies: 158
Views: 28,238
Posted By jeff5may
I'm going to relate this situation to cars. ...

I'm going to relate this situation to cars.

How you set up your machine depends on how you want to use it. If you are trying to make a top fuel dragster that will do a super fast quarter mile, it...
Forum: Geothermal & Heat Pumps 11-26-15, 10:38 PM
Replies: 158
Views: 28,238
Posted By jeff5may
Ok, with your smallish compressor of under a ton,...

Ok, with your smallish compressor of under a ton, your loop will most likely be able to digest whatever you throw at it until something breaks. For the most mass flow, a suction pressure near where...
Forum: Geothermal & Heat Pumps 11-26-15, 05:20 PM
Replies: 158
Views: 28,238
Posted By jeff5may
Ok, this is a really good question. The pt chart...

Ok, this is a really good question. The pt chart describes the saturation temperatures at a certain pressure for the refrigerant being used. I say temperatureS because for a blend, the refrigerant...
Forum: Geothermal & Heat Pumps 11-22-15, 01:22 PM
Replies: 158
Views: 28,238
Posted By jeff5may
best place to cut is where the shell was welded...

best place to cut is where the shell was welded at the factory. Most smaller pots can be dismantled without having to chop much else apart, if anything.
Forum: Geothermal & Heat Pumps 11-21-15, 01:33 PM
Replies: 218
Views: 45,052
Posted By superlen
I took some pics last weekend and I'll get them...

I took some pics last weekend and I'll get them uploaded, hopefully today. (Having some phone usb issues).

In the meantime here are some approx sizes. This is an older single wall coaxial that was...
Forum: Geothermal & Heat Pumps 11-21-15, 12:01 PM
Replies: 7
Views: 2,198
Posted By mejunkhound
linear tube in tube HE

Cannot recall which thread I was going to put this in, so will post as a general thread.

Rather than a coil, my 5 T water to R22 (or R290) evaporator is simply tying a bunch of coaxial pipe...
Forum: Geothermal & Heat Pumps 11-20-15, 12:54 PM
Replies: 218
Views: 45,052
Posted By superlen
Memphis, I have a packless 5T coaxial. I can...

Memphis,

I have a packless 5T coaxial. I can measure for you this weekend if you like, but I'm guessing it's probably 20' if unrolled. My suggestion is go as big as you can....monster size if...
Forum: Geothermal & Heat Pumps 11-18-15, 09:41 AM
Replies: 158
Views: 28,238
Posted By Daox
Done, and well done!

Done, and well done!
Forum: Geothermal & Heat Pumps 11-16-15, 06:33 AM
Replies: 4
Views: 2,072
Posted By TechShop
DIY "Micro GSHP" (on the cheeeeap)

For about 1-1/2 year I lived in a motorhome on my own land while I built my new home. It was originally propane heat, but weighing anchor and going to fill up the propane was a big problem. So I...
Forum: Geothermal & Heat Pumps 10-16-15, 10:14 AM
Replies: 158
Views: 28,238
Posted By jeff5may
Both of these gases have lower vapor pressures...

Both of these gases have lower vapor pressures than propane. To pull lots of heat from the ground, either one would need less than 25 psi gauge pressure. For pure propane, you are probably a little...
Forum: Geothermal & Heat Pumps 10-09-15, 08:02 AM
Replies: 158
Views: 28,238
Posted By jeff5may
Aha, that's what you're doing! Solenoid actuated...

Aha, that's what you're doing! Solenoid actuated switching of heat between your aquaponic fish tank and greenhouse airspace is brilliant. I assume your fish tank will have another dx coil in it, not...
Forum: Geothermal & Heat Pumps 09-22-15, 12:42 PM
Replies: 158
Views: 28,238
Posted By jeff5may
a few fleabay listings: Ranco L27 2003...

a few fleabay listings:

Ranco L27 2003 Solenoid Coil for Reversing Valve 48" Wire Leads 24VAC 50 60 Hz | eBay...
Forum: Conservation 09-20-15, 09:25 PM
Replies: 9
Views: 2,993
Posted By oil pan 4
3 weeks later and everything still is working for...

3 weeks later and everything still is working for me.
Its still summer in Not Mexico.
Forum: Geothermal & Heat Pumps 09-10-15, 06:48 AM
Replies: 18
Views: 3,569
Posted By stevehull
Memphis, I have read that article and it...

Memphis,

I have read that article and it again sounds encouraging. But I have read many of these "no mold earth tube" techniques over the years.

When corrugated tubes are used, you can get...
Forum: Geothermal & Heat Pumps 09-08-15, 12:49 PM
Replies: 218
Views: 46,799
Posted By AC_Hacker
Looking at the spec sheet: ...

Looking at the spec sheet:

http://ecorenovator.org/forum/attachment.php?attachmentid=5842&stc=1&d=1441729599

I always get a bit nervous whenever I look at Chinese spec sheets.

It looks to me...
Showing results 1 to 25 of 69

 
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