Forum: Geothermal & Heat Pumps
12-30-14, 03:16 AM
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Replies: 331
Views: 167,694
flow sensor
I'm using a flow sensor for one year now in my heatpump. It was running end of last winter, for one month during summer (for cooling). Was stopped for monthes. It was running from mid October,...
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Forum: Geothermal & Heat Pumps
11-21-14, 01:50 AM
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Replies: 331
Views: 167,694
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Forum: Geothermal & Heat Pumps
11-20-14, 01:44 AM
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Replies: 331
Views: 167,694
floats and 1w temp sensors
In my hetpump controller sw I use long and float operations alot. In such application the speed of the uC is plenty to waste for emulated floating point operations. Even there are several frequent...
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Forum: Geothermal & Heat Pumps
09-10-14, 12:36 AM
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Replies: 331
Views: 167,694
cheap flow sensor
I have two of the mentioned cheap flow sensors installed. One is in operation (mean heavy waterflow) a lot of times a day. The other one stands for half year (in my heatpump) and in operation gets...
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Forum: Geothermal & Heat Pumps
07-28-14, 04:29 AM
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Replies: 331
Views: 167,694
buffalobillpatrick,
Nice, simple code. If...
buffalobillpatrick,
Nice, simple code. If you don't mind, I would share with you my complains strictly from remidial intent.
- As you handle strings, you will exhaust RAM very fast. All strings...
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Forum: Geothermal & Heat Pumps
07-16-14, 05:32 AM
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Replies: 331
Views: 167,694
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Forum: Geothermal & Heat Pumps
07-16-14, 05:16 AM
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Replies: 331
Views: 167,694
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Forum: Geothermal & Heat Pumps
07-15-14, 01:56 PM
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Replies: 331
Views: 167,694
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Forum: Geothermal & Heat Pumps
07-13-14, 03:41 PM
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Replies: 331
Views: 167,694
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Forum: Geothermal & Heat Pumps
07-13-14, 03:36 PM
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Replies: 331
Views: 167,694
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Forum: Geothermal & Heat Pumps
07-12-14, 08:39 AM
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Replies: 331
Views: 167,694
AC,
With the smallest sufficient DC cap, the...
AC,
With the smallest sufficient DC cap, the arduino can survive few hundred ms without power. I have never tried, but read in a book, the compressor can stop, or at least slows down so much, it...
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Forum: Geothermal & Heat Pumps
07-11-14, 07:16 AM
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Replies: 331
Views: 167,694
If you decided to have a control more...
If you decided to have a control more sophisticated than few timer relays, you should consider some safety functions!
To a W2WHP without antifreeze in primary loop I would add flow sensor to...
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Forum: Geothermal & Heat Pumps
07-10-14, 05:13 AM
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Replies: 331
Views: 167,694
What functionality is planned here for the...
What functionality is planned here for the controller, a 32bit microcontroller is not mandatory. However a good thing.
I don't have any problem, handling floating point numbers by Mega even it has...
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Forum: Geothermal & Heat Pumps
07-09-14, 03:52 PM
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Replies: 331
Views: 167,694
my controller source code
Hello,
First of all thank you for kind welcome!
I added my source code to github. As I can't add links yet, please go to https:// github dot com slash takyka slash heatpump to get it.
The...
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Forum: Geothermal & Heat Pumps
07-08-14, 03:52 PM
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Replies: 331
Views: 167,694
my custom HP controller
Dear All,
This is my first post here. I follow the heatpump section of EcoRenovator forum with great interest. I have built an ASHP and I made an arduino based controller to it. Why I turn myself...
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