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