Forum: Appliances & Gadgets
07-28-23, 10:24 AM
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Replies: 2
Views: 26,396
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Forum: Wind Power
06-19-22, 10:41 AM
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Replies: 7
Views: 23,259
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Forum: Appliances & Gadgets
05-27-22, 12:35 AM
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Replies: 6
Views: 33,254
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Forum: Biofuels
03-04-22, 09:34 AM
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Replies: 9
Views: 21,566
It's hard to say which is worse.
Methane is a...
It's hard to say which is worse.
Methane is a greenhouse gas, like CO2. However, methane is about 25 times more potent than CO2.
NOx gasses are no greenhouse gasses, but they cause acid rain and...
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Forum: Biofuels
02-26-22, 08:26 AM
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Replies: 9
Views: 21,566
What I didnt read so far, is that in every...
What I didnt read so far, is that in every "burning-process" nitrogen and oxygen from the air react to different Nitrous Oxides (NOx), which cause acidic rain and thus belong to the poluters of our...
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Forum: Geothermal & Heat Pumps
01-31-22, 09:19 AM
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Replies: 10
Views: 36,652
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Forum: Geothermal & Heat Pumps
01-31-22, 09:16 AM
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Replies: 10
Views: 36,652
I can understand, that by switching your heat...
I can understand, that by switching your heat exchangers, the supplied thermal power can be improved. But I think to improve your COP, the only way is to enlarge the surface area of your ground loop.
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Forum: Geothermal & Heat Pumps
01-03-21, 08:35 AM
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Replies: 0
Views: 8,293
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: Energy Storage
08-08-19, 04:51 AM
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Replies: 19
Views: 47,441
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Forum: Solar Power
04-04-19, 07:40 AM
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Replies: 22
Views: 25,252
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: 8,064
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Forum: Renovations & New Construction
08-25-18, 11:28 AM
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Replies: 5
Views: 13,897
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Forum: The Billiards Room
08-12-18, 11:52 AM
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Replies: 2
Views: 18,179
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Forum: Solar Power
07-14-18, 11:47 AM
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Replies: 11
Views: 12,778
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: 8,148
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: 13,102
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Forum: Solar Power
01-17-18, 08:58 AM
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Replies: 8
Views: 7,686
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Forum: Solar Power
01-04-18, 03:33 AM
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Replies: 1
Views: 5,632
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Forum: Other Improvements
11-02-17, 05:02 AM
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Replies: 3
Views: 8,149
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: 575
Views: 1,300,161
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Forum: Geothermal & Heat Pumps
06-29-17, 05:43 AM
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Replies: 21
Views: 18,420
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: 16,470
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Forum: Geothermal & Heat Pumps
06-21-17, 10:37 AM
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Replies: 11
Views: 16,470
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Forum: Biofuels
02-26-17, 07:54 AM
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Replies: 31
Views: 58,047
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Forum: Biofuels
02-26-17, 05:55 AM
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Replies: 31
Views: 58,047
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