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project:converting_freezer_to_heat_pump [2016/12/29 19:16] razzy89 created |
project:converting_freezer_to_heat_pump [2016/12/29 19:31] razzy89 |
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====== Converting freezer to heatpump. ====== | ====== Converting freezer to heatpump. ====== | ||
- | |go-to person|Razzy| | + | |go-to person:|Razzy| |
- | |interested|feel free to add yourself| | + | |interested:|feel free to add yourself| |
- | |Why?|waste to resource, money efficient| | + | |Why?:|waste to resource, money efficient| |
|subgoals:|low cost, energy efficient heating to passive workshop/wood cabin| | |subgoals:|low cost, energy efficient heating to passive workshop/wood cabin| | ||
- | |missing|freezer, wood cabin, 5 man-hours| | + | |missing:|freezer, wood cabin, 5 man-hours| |
info: | info: | ||
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freeze 14l of water in 24 hours | freeze 14l of water in 24 hours | ||
- | heating transver: (((333kJ/kg * 14kg) / 24h) /3600s)=54W | + | heating transport: (((333kJ/kg * 14kg) / 24h) /3600s)=54W |
heating efficiency: ((100+54)/100) * 100=**154%** | heating efficiency: ((100+54)/100) * 100=**154%** | ||
- | https://en.wikipedia.org/wiki/Enthalpy_of_fusion | + | [[https://en.wikipedia.org/wiki/Enthalpy_of_fusion|https://en.wikipedia.org/wiki/Enthalpy_of_fusion]] |
- | http://www.lenntech.com/calculators/energy/energy-cost-water.htm | + | [[http://www.lenntech.com/calculators/energy/energy-cost-water.htm|http://www.lenntech.com/calculators/energy/energy-cost-water.htm]] |
**New freezer** | **New freezer** | ||
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freeze: 38l of water in 24h | freeze: 38l of water in 24h | ||
- | heating transver: (((333kJ/kg * 38kg) / 24h) /3600s)=146W | + | heating transport: (((333kJ/kg * 38kg) / 24h) /3600s)=146W |
heating efficiency: ((146+23)/23) * 100=**7347%** | heating efficiency: ((146+23)/23) * 100=**7347%** | ||
- | http://mraznicky.heureka.cz/liebherr-gtp-4656/specifikace/#section | + | [[http://mraznicky.heureka.cz/liebherr-gtp-4656/specifikace/#section|http://mraznicky.heureka.cz/liebherr-gtp-4656/specifikace/#section]] |
+ | |||
+ | **Commercial product (heat-pump):** | ||
+ | |||
+ | input:3,1kW | ||
+ | |||
+ | output:15kW | ||
+ | |||
+ | heating efficiency: ((15)/3,1) * 100=**483%** | ||
+ | |||
+ | [[http://eshop.macekasyn.cz/Hidden-karty-z-Abry/Tepelne-cerpadlo-RAPID-Maxi-RX60LsC-do-51-m3-s-chlazenim.html|http://eshop.macekasyn.cz/Hidden-karty-z-Abry/Tepelne-cerpadlo-RAPID-Maxi-RX60LsC-do-51-m3-s-chlazenim.html]] | ||
+ | |||
+ | \\ | ||