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Search: Posts Made By: Piwoslaw
Forum: Geothermal & Heat Pumps 09-10-21, 05:57 AM
Replies: 3
Views: 905
Posted By Robl
I finished the heatpump build, pressure tested...

I finished the heatpump build, pressure tested with CO2, vacuumed it & filled it with propane, then turned on the heatpump for the first time yesterday!
I charged it with the pump on, aiming for...
Forum: Conservation 07-26-21, 08:17 AM
Replies: 575
Views: 714,928
Posted By Robl
Continuing describing the system we have, in case...

Continuing describing the system we have, in case it's helpful:
It's a Vent Axia Sentinel Kinetic Plus BH unit, which was the biggest I could fit through the loft hatch. Bigger meaning it runs...
Forum: Other Improvements 01-31-21, 05:10 AM
Replies: 18
Views: 4,205
Posted By IamIan
Ian's Thermal System

I am a turtle (slow progress) .. because I'm a tinkerer who gets more out of the tinkering itself than the functional finished product .. and because I have soo many tikering projects to compete for...
Forum: Geothermal & Heat Pumps 01-03-21, 08:35 AM
Replies: 0
Views: 1,601
Posted By Zwerius
How our energy system performed over 2020

I thought you might like this:


https://i.postimg.cc/PxWWmj8s/sankeymatic-2300x1200-2020-English.png



For all details, you can take a look at my website.
It's in Dutch, but Google...
Forum: Geothermal & Heat Pumps 12-30-20, 01:55 PM
Replies: 3
Views: 1,751
Posted By jeff5may
So with an understanding of the overall heat pump...

So with an understanding of the overall heat pump refrigeration cycle, I will focus on the geothermal/ground source end of the system.

With a ground loop based system, the two main things that...
Forum: Geothermal & Heat Pumps 11-01-20, 02:32 PM
Replies: 7
Views: 2,567
Posted By Acuario
It's all diy - the controller and installation...

It's all diy - the controller and installation anyway. The heatpump itself is a basic compressor/fan/reversing valve unit that I have added my own controller and control software to.

I describe it...
Forum: Solar Power 10-26-20, 05:07 PM
Replies: 2
Views: 1,703
Posted By mk1st
Finally up and running

I rebuilt my old crappy garage and reoriented the new one for full southern exposure. Took a while to get everything up and running because I was doing everything myself (except the final wiring...
Forum: Solar Heating 10-20-20, 08:07 AM
Replies: 128
Views: 51,420
Posted By Daox
Alright, lets fast forward 8 years! I basically...

Alright, lets fast forward 8 years! I basically haven't done anything with this project. So, this is what the solar panel rack looked like earlier this week:
...
Forum: Conservation 07-08-20, 09:15 AM
Replies: 31
Views: 7,491
Posted By Wanna Beco
Does it make SENSE, to monitor your homes energy.

I did it! I finally purchased a Sense energy monitor. Some of you know I just installed a new AC unit. I also had that home efficiency audit. The audit is sponsored by the power company, and it is 99...
Forum: Solar Power 07-03-20, 09:24 AM
Replies: 2
Views: 2,701
Posted By CrankyDoug
Perhaps I am missing something. You have solar...

Perhaps I am missing something. You have solar panels facing in two directions, mounted to a single pole such that a 5mph wind will result in rotational oscillation from vortex shedding. I estimate...
Forum: Geothermal & Heat Pumps 06-30-20, 02:05 AM
Replies: 15
Views: 4,856
Posted By jeff5may
Yes, ventilation will help carry away waste heat....

Yes, ventilation will help carry away waste heat. Not a huge amount, but yes it will be helpful.

The most effective thing you can do to increase cooling is to mist the outdoor unit heat exchanger....
Forum: Appliances & Gadgets 10-09-19, 05:12 PM
Replies: 2
Views: 3,768
Posted By Daox
I also posted this on EcoModder. Someone...

I also posted this on EcoModder. Someone mentioned that larger cells are easier to work with. So, I posted what I found as far as making smaller cells such as teh 18650 into larger packs.

There...
Forum: Geothermal & Heat Pumps 06-22-18, 04:08 PM
Replies: 17
Views: 5,384
Posted By oil pan 4
evaporative cooling for A/C condenser test with garden hose study

The scope is to determine if evaporative cooling can boost home A/C efficiency.
Instruments used:
Flir i7 thermal imager
Fluke325 amp clamp

Control over Observations:
Gave the A/C unit a 10...
Forum: The Billiards Room 04-16-18, 06:35 PM
Replies: 0
Views: 1,724
Posted By creeky
Ready for the Silent Spring?

As the son of a biologist and a determined nature lover I have been watching the plight of the bees with some concern. Now it looks like the bees are the least of our problem.

You see, coinciding...
Forum: Geothermal & Heat Pumps 01-03-18, 07:20 AM
Replies: 5
Views: 2,452
Posted By randen
Solar augmented mini split

Impressive build. Have a peek:

https://m.youtube.com/watch?v=dmckigvz7Hg


Randen
Forum: Geothermal & Heat Pumps 12-03-17, 07:21 AM
Replies: 15
Views: 5,310
Posted By Sccoupe
Have you given any thought to using a color...

Have you given any thought to using a color sensor like the one below? Detect white, defrost until non-white. I dont know if sensors in the price range below will work or not. Worth a try maybe.
...
Forum: Geothermal & Heat Pumps 10-26-17, 03:48 PM
Replies: 17
Views: 5,067
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: Conservation 06-29-17, 08:23 AM
Replies: 575
Views: 714,928
Posted By kostas
Hi guys, what goes around comes around, so here I...

Hi guys, what goes around comes around, so here I am with the latest news: I finally finished my diy HRV system!To be honest I completed and installed it last February but only now I managed to make...
Forum: Conservation 12-18-16, 09:34 AM
Replies: 575
Views: 714,928
Posted By kose2ik
goo.gl/photos/q9qbB3eYCddpJHAR7...

goo.gl/photos/q9qbB3eYCddpJHAR7 (http://goo.gl/photos/q9qbB3eYCddpJHAR7)
(Estonia lng.) ehitusfoorum.com/viewtopic.php?f=10&t=57499 (http://ehitusfoorum.com/viewtopic.php?f=10&t=57499)
Forum: Appliances & Gadgets 12-15-16, 02:36 PM
Replies: 7
Views: 3,212
Posted By jjackstone
Gas oven electricity use.

Maybe many of you are already aware of this, but I couldn't find a thread talking about it.

Like most of you, I keep a fairly close eye on my electricity usage. I had always assumed that using a...
Forum: Geothermal & Heat Pumps 11-13-16, 11:00 AM
Replies: 10
Views: 5,834
Posted By marx290
Building a 100 Year Refrigerator

Haven't been on the forum in some time; I have been busy. Began a project in June to construct a modular, long lasting refrigerator. It has gone through many iterations, and there are many more to...
Forum: Solar Heating 01-18-16, 12:17 PM
Replies: 21
Views: 14,109
Posted By pletby
Here's another picture of the panel in the...

Here's another picture of the panel in the Summer. It can disappear if you want it to:
...
Forum: Solar Heating 01-18-16, 11:54 AM
Replies: 21
Views: 14,109
Posted By pletby
I have been digging through the archives and have...

I have been digging through the archives and have found that all of the pictures of the panel construction have been lost in a recent computer upgrade. I do have photos of the install however. ...
Forum: Conservation 01-01-16, 07:16 PM
Replies: 9
Views: 3,613
Posted By Semipro
A good related post on another site I frequent. ...

A good related post on another site I frequent.
Thermal Imaging to Help be Green | Hearth.com Forums Home (http://www.hearth.com/talk/threads/thermal-imaging-to-help-be-green.149934/)
Forum: Appliances & Gadgets 12-11-15, 10:17 AM
Replies: 2
Views: 2,380
Posted By Daox
Convert a Vintage Thermostat into a Modern Energy Saver

This is pretty cool if you like to tinker. You could easily expand an old thermostat's capabilities with a bit of code and some modern electronics. You could make it wifi, etc.

Convert a Vintage...
Showing results 1 to 25 of 177

 
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