Heat Pumps: Difference between revisions
Jump to navigation
Jump to search
No edit summary |
No edit summary |
||
| (3 intermediate revisions by 2 users not shown) | |||
| Line 1: | Line 1: | ||
=Sourcing= | |||
*18kBTU $843 [https://www.sylvane.com/senville-leto-senl18cdy-18000-btu-mini-split-heat-pump-wifi.html?product_id=124092&s_cid=cse_gpl&gad_source=5&gclid=EAIaIQobChMI4db43cOyiQMVK_IYAh22nxetEAEYASACEgJJCPD_BwE] - but not the lowest temperature version | |||
=Specs= | =Specs= | ||
*They can go up to 180C output, using water as the refrigerant. [https://www.ammonia21.com/articles/10124/norwegian_researchers_develop_world_s_hottest_heat_pump] | *They can go up to 180C output, using water as the refrigerant. [https://www.ammonia21.com/articles/10124/norwegian_researchers_develop_world_s_hottest_heat_pump] | ||
*COP is 3-4 in geothermal, but air heat pump drops down from 5 to 1 in low temps. | *COP is 3-4 in geothermal, but air heat pump drops down from 5 to 1 in low temps. [https://www.nordicghp.com/2017/01/heat-pump-effective-temperature-range/] | ||
[[Category: HVAC]] | |||