HVAC Systems Encyclopedia

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Direct-Fired Chiller

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Double-Effect Absorption Chillers

Advanced absorption chillers with two-stage generation achieving COP ~1.2 through cascaded heat recovery, direct-fired and steam configurations for high-efficiency applications.

Double-Effect Absorption Refrigeration

Advanced absorption chiller technology achieving COP 1.0-1.2 through cascaded generator design with high-temperature heat sources (140-180°C). Direct-fired and steam-driven configurations for commercial applications.

Triple Effect Absorption Refrigeration

Technical analysis of triple-effect absorption chillers including three-stage generator design, COP performance 1.4-1.7, very high temperature heat sources, and applications in large district cooling systems.