Forum: Geothermal & Heat Pumps
01-03-21, 08:35 AM
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Replies: 0
Views: 640
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...
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Forum: Renovations & New Construction
08-08-19, 04:51 AM
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Replies: 14
Views: 3,446
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Forum: Solar Power
04-04-19, 07:40 AM
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Replies: 22
Views: 4,429
Hi Tom,
I'm using Kyocera KC125-G2. These...
Hi Tom,
I'm using Kyocera KC125-G2. These are 125 Wp panels.
I'm using them for over 15 years now. And there's no sign of deterioration.
See the efficiency graph (over the years) on my (Dutch)...
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Forum: Renovations & New Construction
12-27-18, 05:37 AM
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Replies: 2
Views: 1,346
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Forum: Renovations & New Construction
08-25-18, 11:28 AM
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Replies: 5
Views: 3,032
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Forum: The Billiards Room
08-12-18, 11:52 AM
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Replies: 2
Views: 2,032
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Forum: Solar Power
07-14-18, 11:47 AM
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Replies: 11
Views: 2,848
I don't understand the prices in the US. Over...
I don't understand the prices in the US. Over here (the Netherlands in Europe) we pay about € 1,15/Watt (=approx. $ 1,40) including cabling, inverter, mounting etc.
Why are the prices so much higher...
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Forum: Lawn and Garden
06-18-18, 01:00 PM
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Replies: 0
Views: 2,281
RAM-pump
I installed a RAM pump for watering the garden.
Description on my website (in Dutch; you can use google translate):https://geen-energierekening-meer.weebly.com/ram-pomp.html
You can see it in...
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Forum: Geothermal & Heat Pumps
04-02-18, 10:38 AM
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Replies: 5
Views: 3,567
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Forum: Solar Power
01-17-18, 08:58 AM
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Replies: 8
Views: 2,323
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Forum: Solar Power
01-04-18, 03:33 AM
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Replies: 1
Views: 1,324
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Forum: Other Improvements
11-02-17, 05:02 AM
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Replies: 3
Views: 2,073
Yes, that's thin. But it is functioning very...
Yes, that's thin. But it is functioning very well.
I'm having a max. watertemperature (supply to the floor) of 32°C (89.6 F) in winter. The heating is calculated for an outside temperature of -12°C...
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Forum: Conservation
06-29-17, 10:39 AM
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Replies: 569
Views: 661,082
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Forum: Geothermal & Heat Pumps
06-29-17, 05:43 AM
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Replies: 21
Views: 5,520
As far as I know, many refrigerant compressors...
As far as I know, many refrigerant compressors are not able to start up against a backpressure. Normally after stopping the compressor, after a while the pressures in condensor and evaporator will be...
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Forum: Geothermal & Heat Pumps
06-23-17, 01:18 AM
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Replies: 11
Views: 5,014
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Forum: Geothermal & Heat Pumps
06-21-17, 10:37 AM
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Replies: 11
Views: 5,014
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Forum: Biofuels
02-26-17, 07:54 AM
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Replies: 31
Views: 12,083
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Forum: Biofuels
02-26-17, 05:55 AM
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Replies: 31
Views: 12,083
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Forum: Geothermal & Heat Pumps
02-07-17, 08:00 AM
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Replies: 8
Views: 1,962
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Forum: Geothermal & Heat Pumps
02-06-17, 03:55 PM
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Replies: 8
Views: 1,962
Yes, the idea was to have a number of separate...
Yes, the idea was to have a number of separate refrigerant loops.
In the moment I don't know if putting the heat excahngers in series would be the best option. Maybe in parallel, with valves to...
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Forum: Geothermal & Heat Pumps
02-06-17, 02:30 PM
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Replies: 8
Views: 1,962
Heatpump from number of old refrigerators?
I was thinking about building a heatpump consisting of a number of old refrigerators. So actually a number of small heatpumps in parallel. By switching on a larger number by colder weather, you have...
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Forum: Geothermal & Heat Pumps
12-16-16, 10:44 AM
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Replies: 267
Views: 94,239
Overhere (in the Netherlands), it's a law that...
Overhere (in the Netherlands), it's a law that you can use the electricity you supplied to the grid in one calendar-year. This regulation will be at least until 2023. Same rates for supplying to and...
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Forum: Solar Power
10-29-16, 10:58 AM
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Replies: 15
Views: 3,624
Elon Musk did it again
Beautifull solar roofs, everybody was waiting for.
Is the rest of the solar industry sleeping?
See this video: https://www.youtube.com/watch?v=4sfwDyiPTdU&feature=youtu.be
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Forum: Renovations & New Construction
10-29-16, 10:45 AM
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Replies: 16
Views: 4,709
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Forum: Renovations & New Construction
10-25-16, 02:38 AM
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Replies: 7
Views: 2,321
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