The air to water heat pump operates through four cyclical phases:
Evaporation (absorbing ambient heat at -25°C+)
Compression (refrigerant pressurization to 120°C)
Condensation (heat transfer to water)
Expansion (pressure reduction)
Energy Efficiency Metrics
Typical COP range: 3.2–5.8
Annual performance factor (APF) ≥3.6 for China heat pump models
Innovations by Chinese Manufacturers
Leading China heat pump manufacturers have pioneered:
Dual-rotary compressors (45% quieter operation)
Anti-frosting 3.0 technology (zero downtime at -30°C)
IoT-enabled predictive maintenance
Environmental Impact
Modern China hot water heat pump systems reduce CO₂ emissions by 12 tons annually compared to gas boilers.
Quam eligere stagnum calor sentinam ad maximum efficientiam et industria peculi?
De commoda trium-in-unum dehumidification calor soleatus pro umbraticis natandi lacus
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