Forum: Geothermal & Heat Pumps
03-06-22, 04:12 AM
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Replies: 11
Views: 26,233
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Forum: Geothermal & Heat Pumps
01-30-19, 07:03 AM
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Replies: 7
Views: 9,357
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Forum: Geothermal & Heat Pumps
04-06-18, 07:57 PM
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Replies: 5
Views: 11,171
Comes natural to us Dutch folks I am currently...
Comes natural to us Dutch folks I am currently working on a prototype pump with two plate exchangers, one with coolant on the cold side running through a radiator type 'heater' block, the other...
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Forum: Geothermal & Heat Pumps
04-05-18, 06:58 AM
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Replies: 5
Views: 11,171
I don't think so. The medium should still be in...
I don't think so. The medium should still be in gas state after the evaporator. With the mechanical valve, the sensing bulb is the same temperature as the medium line at that point, its mechanically...
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Forum: Geothermal & Heat Pumps
03-09-18, 03:10 PM
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Replies: 5
Views: 11,171
Propane expansion valve temperatures?
Hi,
as I am planning to make my own heat pump and I like to be in control of what I do, I am looking into the way the Expansion valve is controlled. I think I have figured out how to make an...
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Forum: Geothermal & Heat Pumps
03-04-18, 01:29 PM
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Replies: 7
Views: 9,357
Input from the AC-Hacker himself, I feel...
Input from the AC-Hacker himself, I feel honoured. Thanks! Propane (R290) is second on my list, the fact that can burn makes it sound scary. It probably isn't, the system should have no leaks anyway,...
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Forum: Geothermal & Heat Pumps
03-04-18, 07:13 AM
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Replies: 7
Views: 9,357
Thanks! I bought it for € 25,-. I will source...
Thanks! I bought it for € 25,-. I will source such an inverter probably from Aliexpress, I cannot find any second hand ones. Next on my list of stuff I need to figure out is the required expansion...
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Forum: Geothermal & Heat Pumps
03-01-18, 08:15 AM
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Replies: 7
Views: 9,357
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Forum: Introductions
03-01-18, 05:38 AM
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Replies: 0
Views: 3,359
HugoW on a new project
Hi all,
As I am moving to a new house (new being relative, it's new for my family) and it needs some work, I am looking into nice energy saving options. Over here in the Netherlands the solar...
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Forum: Geothermal & Heat Pumps
03-01-18, 05:29 AM
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Replies: 7
Views: 9,357
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