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Search took 0.00 seconds. Search: Posts Made By: Drake
Forum: Geothermal & Heat Pumps 08-09-11, 06:10 PM
Replies: 1,943
Views: 4,640,767
Posted By Drake
Interesting concept. As AC points out...

Interesting concept. As AC points out calculating output won't be easy. If well is used for potable water any feed back line to well may not be allowed or desired because of possible contamination.
Forum: Geothermal & Heat Pumps 07-24-11, 07:11 PM
Replies: 1,943
Views: 4,640,767
Posted By Drake
Looked to me like the HX was a standard "A" coil...

Looked to me like the HX was a standard "A" coil condenser used in AC(easy enough to salvage). No BTU rating was available. And as Randen points out dehum is far less than dehumidifer or AC. I...
Forum: Geothermal & Heat Pumps 07-22-11, 10:00 AM
Replies: 1,943
Views: 4,640,767
Posted By Drake
Just toured a "Passive house" that successfully...

Just toured a "Passive house" that successfully uses a smaller scale ground loop(600') that precools/dehum or preheats incoming air to HRV. It prevents frostup in winter and cools house without...
Forum: Geothermal & Heat Pumps 06-24-11, 11:27 AM
Replies: 1,943
Views: 4,640,767
Posted By Drake
Dew points can change in most places faster then...

Dew points can change in most places faster then hydronic slabs can change temp so cooling condensation would be hard to control except stably dry climates.
Forum: Geothermal & Heat Pumps 05-25-11, 04:37 PM
Replies: 1,943
Views: 4,640,767
Posted By Drake
Would building a heat pump that only heats be...

Would building a heat pump that only heats be simpler than one that reverses to heat or cool?
Forum: Geothermal & Heat Pumps 03-04-11, 06:48 PM
Replies: 1,943
Views: 4,640,767
Posted By Drake
I am planning a hydronic radiant centered heat...

I am planning a hydronic radiant centered heat system for a 500 sq' super insulated(R45W,R60C) passive solar addition. High mass slab floor in both basement and first floor so low temp heat will be...
Forum: Geothermal & Heat Pumps 03-03-11, 04:04 PM
Replies: 1,943
Views: 4,640,767
Posted By Drake
OKpiddlr, I'm curious on the choice of different...

OKpiddlr, I'm curious on the choice of different ways of HX on sides of your HP. I'm leaning toward an open radiant system and as AC and others have said plate HXs are not the best choice for that.
Forum: Geothermal & Heat Pumps 02-28-11, 04:53 PM
Replies: 1,943
Views: 4,640,767
Posted By Drake
Makes good sense and probably explains why an AC...

Makes good sense and probably explains why an AC man once told me to not turn a running AC off and on again within I think he said 5 min(very old AC without probably modern electronics inside). Is...
Forum: Geothermal & Heat Pumps 02-28-11, 10:38 AM
Replies: 1,943
Views: 4,640,767
Posted By Drake
OK, the question was referring to some of the...

OK, the question was referring to some of the technical electronics discussed earlier in thread, which at times(I'm not complaining) can become fractured as topic jumps around to include important...
Forum: Geothermal & Heat Pumps 02-27-11, 10:13 PM
Replies: 1,943
Views: 4,640,767
Posted By Drake
The mechanical components and assembly of heat...

The mechanical components and assembly of heat pump and HX's pretty understandable to me but I keep getting lost in all the electronics being discussed. How much of it is needed for HP control and...
Forum: Geothermal & Heat Pumps 02-27-11, 03:21 PM
Replies: 1,943
Views: 4,640,767
Posted By Drake
Sorry okpiddler if my comment was at all off...

Sorry okpiddler if my comment was at all off base. Your video on your water to water DIY HP so much interests me that couldn't help when you went over to your excellent TV set up that I could only...
Forum: Geothermal & Heat Pumps 02-25-11, 11:02 PM
Replies: 1,943
Views: 4,640,767
Posted By Drake
Wish he was as detailed on heat pump as the TV. ...

Wish he was as detailed on heat pump as the TV. One half of the Refg system(I think heat side) must be in blue container. What is the tall 3/4" pipe for? And white coil of tube?
Forum: Geothermal & Heat Pumps 02-20-11, 09:09 PM
Replies: 1,943
Views: 4,640,767
Posted By Drake
Photo of manufactured coaxial condenser Xgrs show...

Photo of manufactured coaxial condenser Xgrs show smaller tube exiting larger tube perpendicular to coil. Homemade ones I've seen show small inner tube exiting inline and large tube from side. Is...
Forum: Geothermal & Heat Pumps 02-17-11, 06:27 PM
Replies: 1,943
Views: 4,640,767
Posted By Drake
When researching high temp water heat storage and...

When researching high temp water heat storage and low temp radiant floor heating I wasn't sure how they could work together but came across in IPEX manual how a 3-way mixer can be used to return...
Forum: Geothermal & Heat Pumps 01-31-11, 11:31 AM
Replies: 1,943
Views: 4,640,767
Posted By Drake
Would not elec power consumptn be of interest as...

Would not elec power consumptn be of interest as well to record against all other variables? Or is that just a given.
Forum: Geothermal & Heat Pumps 01-30-11, 12:58 PM
Replies: 1,943
Views: 4,640,767
Posted By Drake
I think you have a point on finely finned HX not...

I think you have a point on finely finned HX not being good choice and on serious thought on how actually get one inside a working H2O htr it is probably saner to go pump plate HX route. Same HP can...
Forum: Geothermal & Heat Pumps 01-30-11, 10:22 AM
Replies: 1,943
Views: 4,640,767
Posted By Drake
Yes, the refrigerant collector. Can you use it...

Yes, the refrigerant collector. Can you use it to collect refrig from multiple discarded units to meet needs of new(DIY) system if needed? On the HX direct to tank, your thoughts on trying a...
Forum: Geothermal & Heat Pumps 01-29-11, 09:53 PM
Replies: 1,943
Views: 4,640,767
Posted By Drake
The first picture is of an air to water HP is it...

The first picture is of an air to water HP is it not and not the HP pictured earlier in the thread? Kudos on the collector find. What does one look like? The type of HX I am thinking of(if there...
Forum: Geothermal & Heat Pumps 01-28-11, 02:25 PM
Replies: 1,943
Views: 4,640,767
Posted By Drake
AC, would like to follow your results of hydro...

AC, would like to follow your results of hydro floor install if you go the cement board route . Think that is best option for shallow bed install because board is structurally more stable(internally...
Forum: Geothermal & Heat Pumps 01-27-11, 12:18 PM
Replies: 1,943
Views: 4,640,767
Posted By Drake
Minimizing indoor air pollutants can...

Minimizing indoor air pollutants can simplify/lower fresh air demand. Consider what you build with, place in your home and lifestyle. Radon levels in one's area such be considered as well.
Forum: Geothermal & Heat Pumps 01-26-11, 04:26 PM
Replies: 1,943
Views: 4,640,767
Posted By Drake
How much should HDPE cost? Only source I can...

How much should HDPE cost? Only source I can find for geothermal was $1,600. for 1,000'. Home store pipe is only 100' lengths.
Forum: Geothermal & Heat Pumps 01-25-11, 11:24 PM
Replies: 1,943
Views: 4,640,767
Posted By Drake
I have come across two GSHP system case studies...

I have come across two GSHP system case studies that have said that their ground loops stabilized at 40+41 degree as well. Both were multi ton systems. One poorly designed system dropped to 32.
Forum: Geothermal & Heat Pumps 01-25-11, 03:48 PM
Replies: 1,943
Views: 4,640,767
Posted By Drake
radiant"heat" side of DIY HP storage tank?

In the photo of your Beta HP it looks like you have barrels on both sides. If so is the one on "hot" radiant there because you are not completed on that side(floor not installed) or do you see need...
Forum: Geothermal & Heat Pumps 01-25-11, 12:25 PM
Replies: 1,943
Views: 4,640,767
Posted By Drake
Yes, I think it may become part of my hydronic...

Yes, I think it may become part of my hydronic heating system. I am sold on low temp radiant as the distribution method for my new addition project. It fits into passive solar so well and because I...
Forum: Geothermal & Heat Pumps 01-24-11, 10:44 PM
Replies: 1,943
Views: 4,640,767
Posted By Drake
Economical long term heat storage seems to be the...

Economical long term heat storage seems to be the "holy grail" of eco-heating. Seems to be some real possibilities out there I just can't spend $10 to save a dime. So far the only data supportable...
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