<\/span><\/h4>\nTypes of heat pumps FULL SPLIT<\/strong> They are the most efficient air-to-water technology and can be recommended for energy-efficient buildings, where stability, economy and avoidance of frost risks are important. It is the best option if the indoor unit can be installed in a heated space.<\/p>\n
\n<\/span>\ud83d\udd38 Optional: vapor injection (EVI)<\/span><\/span><\/h3>\n<\/span>EVI Compressor:<\/span><\/h4>\n\n- \n
Provides two-stage compression \u2014 increased efficiency at low temperatures (\u201315\u2026\u201325 \u00b0C).<\/p>\n<\/li>\n
- \n
Useful in cold regions.<\/p>\n<\/li>\n
- \n
More expensive and more complex (injection, additional exchanger, valves).<\/p>\n<\/li>\n
- \n
Increases COP by 10\u201330% in heating mode in frost.<\/p>\n<\/li>\n<\/ul>\n
<\/span>\u274c Disadvantages:<\/span><\/h4>\n\n- \n
Requires specialized maintenance.<\/p>\n<\/li>\n
- \n
More difficult diagnosis.<\/p>\n<\/li>\n
- \n
Useless in mild climates.<\/p>\n<\/li>\n<\/ul>\n
\n<\/span>\ud83d\udcca Conclusions and recommendations<\/span><\/h2>\n\n
\n
\n\n\n| Parameter<\/th>\n | Monobloc<\/th>\n | SPLIT<\/th>\n | FULL SPLIT<\/th>\n<\/tr>\n<\/thead>\n |
\n\n| Winter reliability<\/td>\n | Low<\/td>\n | Average<\/td>\n | high<\/td>\n<\/tr>\n |
\n| Simplicity of assembly<\/td>\n | high<\/td>\n | Average<\/td>\n | Low<\/td>\n<\/tr>\n |
\n| Installation cost<\/td>\n | Reduced<\/td>\n | environment<\/td>\n | High<\/td>\n<\/tr>\n |
\n| Energy efficiency<\/td>\n | Low<\/td>\n | Average<\/td>\n | high<\/td>\n<\/tr>\n |
\n| Risk of frost<\/td>\n | High<\/td>\n | environment<\/td>\n | Non-existent<\/td>\n<\/tr>\n |
\n| Parasitic heat losses<\/td>\n | 100% outside<\/td>\n | Partial<\/td>\n | Minimum<\/td>\n<\/tr>\n |
\n| Automation complexity<\/td>\n | low<\/td>\n | Average<\/td>\n | high<\/td>\n<\/tr>\n |
\n| Compatible with EVI<\/td>\n | And<\/td>\n | And<\/td>\n | And<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
\n<\/span>\ud83d\udcca Technical and economic analysis \u2013 10 kW heat pump<\/span><\/h2>\nPurpose of the report:<\/strong> evaluating the performance of a 10 kW heat pump under different outdoor conditions and flow temperatures.<\/p>\nParameters analyzed:<\/strong><\/p>\n\n- \n
COP (coefficient of performance);<\/p>\n<\/li>\n - \n
Electrical power consumed;<\/p>\n<\/li>\n - \n
Thermal losses (auxiliary consumption, losses, etc.).<\/p>\n<\/li>\n<\/ul>\n Methodologies:<\/strong> The COP varies depending on the outdoor temperature and the flow temperature. The thermal load is constant: 10 kW.<\/p>\nAnalyzed outdoor temperatures:<\/strong> +5, 0, \u201315, \u201325 \u00b0C
Temperature of the tower:<\/strong> +35, +45, +55 \u00b0C<\/p>\n<\/span>Systems analyzed:<\/span><\/h3>\n\n- \n
Geothermal heat pump (stable COP)<\/p>\n<\/li>\n - \n
Standard air-water<\/p>\n<\/li>\n - \n
Air-water inverter<\/p>\n<\/li>\n - \n
Air-water with EVI (vapor injection)<\/p>\n<\/li>\n<\/ul>\n <\/span>Results:<\/span><\/h3>\n\n \n \n\n\n| Temp. ext. (\u00b0C)<\/th>\n | Tip<\/th>\n | Trip (\u00b0C)<\/th>\n | COP<\/th>\n | Power consumption (kW)<\/th>\n | Losses (kW)<\/th>\n<\/tr>\n<\/thead>\n | \n\n| +5<\/td>\n | air-water<\/td>\n | +35<\/td>\n | 3.9<\/td>\n | 2.56<\/td>\n | 0.5<\/td>\n<\/tr>\n | \n| +5<\/td>\n | ground-water<\/td>\n | +35<\/td>\n | 4.2<\/td>\n | 2.38<\/td>\n | 0.4<\/td>\n<\/tr>\n | \n| +5<\/td>\n | hybrid<\/td>\n | +35<\/td>\n | 4.1<\/td>\n | 2.44<\/td>\n | 0.3<\/td>\n<\/tr>\n | \n| 0<\/td>\n | air-water<\/td>\n | +45<\/td>\n | 2.7<\/td>\n | 3.70<\/td>\n | 0.6<\/td>\n<\/tr>\n | \n| \u201315<\/td>\n | air-water<\/td>\n | +55<\/td>\n | 1.5<\/td>\n | 6.67<\/td>\n | 1.2<\/td>\n<\/tr>\n | \n| \u201325<\/td>\n | ground-water<\/td>\n | +45<\/td>\n | 2.8<\/td>\n | 3.57<\/td>\n | 0.7<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n <\/div>\n<\/div>\n<\/div>\n<\/div>\n | |