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Search: Posts Made By: u3b3rg33k
Forum: Renovations & New Construction 08-10-22, 11:19 AM
Replies: 7
Views: 430
Posted By u3b3rg33k
if you're really set on doing this, off the shelf...

if you're really set on doing this, off the shelf I'd look at a buffer tank, potable HX, and a pool heat pump/ac, to cool the buffer tank.
Forum: Renovations & New Construction 07-13-22, 01:27 AM
Replies: 7
Views: 430
Posted By u3b3rg33k
how cold do you want it to be? how much water do...

how cold do you want it to be? how much water do you need to chill, and how much do you want to spend running it? is this just for drinking water, or are you going to chill water so you can pay to...
Forum: Geothermal & Heat Pumps 04-06-22, 01:42 AM
Replies: 11
Views: 1,702
Posted By u3b3rg33k
The use case I can see for this is quick, short...

The use case I can see for this is quick, short blasts of cool/hot air. assuming that's how those things work.
Forum: Conservation 03-19-22, 11:37 PM
Replies: 22
Views: 3,249
Posted By u3b3rg33k
The sanden CO2 unit is $3500 + tank. I'm hoping...

The sanden CO2 unit is $3500 + tank. I'm hoping it's at a viable price point.
Forum: Conservation 03-11-22, 12:12 AM
Replies: 22
Views: 3,249
Posted By u3b3rg33k
Nyle is releasing the E8 this year, based on what...

Nyle is releasing the E8 this year, based on what I've heard. I'm hoping to hold out on a new waterheater until I see pricing for that. it's got 2x the capacity of all the integrated units.
Forum: Geothermal & Heat Pumps 01-03-22, 08:39 PM
Replies: 5
Views: 1,112
Posted By u3b3rg33k
have you checked the level of the unit to make...

have you checked the level of the unit to make sure it's not sloped away from the drain, or that the drain is clogged?
Forum: Geothermal & Heat Pumps 01-02-22, 01:24 AM
Replies: 8
Views: 1,456
Posted By u3b3rg33k
Hitachi WJ200 are rated for PMDC motors. just...

Hitachi WJ200 are rated for PMDC motors. just have to put them in PM mode.
Forum: Geothermal & Heat Pumps 01-02-22, 01:23 AM
Replies: 5
Views: 1,112
Posted By u3b3rg33k
It's gotta go somewhere. does it have a drain, or...

It's gotta go somewhere. does it have a drain, or does it have to evaporate it or turn itself off?
Forum: Geothermal & Heat Pumps 12-21-21, 01:12 PM
Replies: 2
Views: 1,026
Posted By u3b3rg33k
to be safe you need to not have air (oxygen) in...

to be safe you need to not have air (oxygen) in the system. you don't need to pull a vacuum at all to braze, just purge with nitrogen. You don't want to be heating propane gas (or compressor oil) to...
Forum: Solar Power 11-14-21, 06:30 PM
Replies: 4
Views: 1,635
Posted By u3b3rg33k
The tesla powerwall does this - it will act as...

The tesla powerwall does this - it will act as "the grid" to a regular microinverter/string inverter system.

a bunch of "how" it does that is discern-able here:...
Forum: Conservation 11-14-21, 06:13 PM
Replies: 22
Views: 3,249
Posted By u3b3rg33k
I see two problems. 1: the exhaust will foul...

I see two problems.
1: the exhaust will foul up your burner and whatever else is in the inlet housing. if it's like the riello burners there's other things in there that won't be happy.
2: I...
Forum: Other Improvements 09-29-21, 04:41 PM
Replies: 2
Views: 1,904
Posted By u3b3rg33k
what are your prices for kWh and propane? what...

what are your prices for kWh and propane? what temps do you actually run in the boiler?
Forum: EcoRenovator Blog Discussion 08-18-21, 04:56 PM
Replies: 13
Views: 6,646
Posted By u3b3rg33k
I looked into solar and ROI was around the 8 year...

I looked into solar and ROI was around the 8 year mark. since a cost effective, virtually no maintenance backyard nuke/gas plant does not exist, that's pretty good.
...
Forum: EcoRenovator Blog Discussion 08-16-21, 02:09 PM
Replies: 13
Views: 6,646
Posted By u3b3rg33k
sounds like your co-op is the scam not the solar ?

sounds like your co-op is the scam not the solar ?
Forum: EcoRenovator Blog Discussion 08-03-21, 01:55 AM
Replies: 13
Views: 6,646
Posted By u3b3rg33k
there's also the option of putting in so much...

there's also the option of putting in so much solar that you curtail it most of the time, negating the need for daylight-hour storage. look at it like a solar peaker plant with high capital cost and...
Forum: Geothermal & Heat Pumps 06-01-21, 03:21 PM
Replies: 3
Views: 1,869
Posted By u3b3rg33k
moisture in the system will be evident when you...

moisture in the system will be evident when you try to pull and hold a vacuum as well. if you can pull it down the first time and it holds then it was pretty dry.
Forum: Appliances & Gadgets 03-10-21, 11:23 PM
Replies: 18
Views: 5,859
Posted By u3b3rg33k
if you don't need a big GPU, the NUC has a 25W...

if you don't need a big GPU, the NUC has a 25W power brick. full load under that idle. depends on what you want.
Forum: Appliances & Gadgets 02-27-21, 11:27 PM
Replies: 18
Views: 5,859
Posted By u3b3rg33k
FYI the modern pentium/celeron branded chips have...

FYI the modern pentium/celeron branded chips have a lot disabled, even certain instructions. i would hunt for an i3 before going to one of those.
Forum: Appliances & Gadgets 02-23-21, 12:57 AM
Replies: 18
Views: 5,859
Posted By u3b3rg33k
something like an intel NUC is a good place to...

something like an intel NUC is a good place to look as well. you can pick them up on ebay for a song.
Forum: Solar Heating 01-06-21, 02:49 AM
Replies: 6
Views: 3,263
Posted By u3b3rg33k
PEX wouldn't work so great, copper would be fine....

PEX wouldn't work so great, copper would be fine. plenty of old oil fired systems used those without issue (well, until they caked up with minerals). it's all about rate of heat transfer.
Forum: Renovations & New Construction 10-23-20, 02:17 AM
Replies: 9
Views: 4,427
Posted By u3b3rg33k
What model samsung? and is it a "vent free" model...

What model samsung? and is it a "vent free" model (i.e. no lint dump to outdoors)?

the whirlpool I saw that is discontinued still had a 4" dryer vent, and I don't like that.
Forum: Lawn and Garden 10-19-20, 09:25 PM
Replies: 12
Views: 6,065
Posted By u3b3rg33k
well dry wood chips are basically coal-precursor...

well dry wood chips are basically coal-precursor lumps so same same right?
Forum: Lawn and Garden 10-16-20, 09:37 PM
Replies: 12
Views: 6,065
Posted By u3b3rg33k
big boy pellet stove?

big boy pellet stove?
Forum: Lawn and Garden 09-29-20, 01:21 PM
Replies: 12
Views: 6,065
Posted By u3b3rg33k
the B&S engine just wore out. I think it was the...

the B&S engine just wore out. I think it was the rings/cylinder. had it happen on the log splitter, too (also a B&S motor). mind you these things had what would amount to light commercial use for...
Forum: Lawn and Garden 09-28-20, 12:55 AM
Replies: 12
Views: 6,065
Posted By u3b3rg33k
DR makes good stuff, but not a big fan of the B&S...

DR makes good stuff, but not a big fan of the B&S engines. our chipper is the 18HP model (eats a up to 4x4s). well it was, the B&S motor wore out and it's now a 20HP Honda. nowhere near the hours on...
Showing results 1 to 25 of 112

 
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