Discussion of the fundamentals of the refrigeration cycle as it pertains to an absorption water chiller.
Topics include:
- Absorption refrigeration cycle (generator or concentrator, condenser, evaporator, absorber, heat exchanger)
- System fluids (water, lithium bromide)
- Equilibrium chart
- Single-effect versus double-effect chillers
- Indirect-fired versus direct-fired chillers
- Chiller/heaters
- Capacity control methods (energy valve, AFD)
- Causes of crystallization and methods of prevention
- Purge operation
- General maintenance considerations (corrosion inhibitors)
- Cooling-water temperature limitations
- Combination gas-and-electric plants
- Special considerations for direct-fired chillers
- ASHRAE Standard 15
- ARI Standard 560
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