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2 cooling tower basics
- 2. Troy J. Reineck GlobalProduct Manager – Cooling Towers
- 3. Cooling Towers Definition ofCooling Tower Tons Product Offerings Principle of Operation Nomenclature Maintenance Access Key Components Materials of Construction / Structure
- 4. Cooling Towers 3 GPMof Water at a 10F Range 95/85/78F is the “Nominal” Value 15,000 BTU/HR Total Heat Rejection = 1 Ton Accounts for 12,000 MBH of System Load Plus 3,000 MBH for Additional Heat of Compression Definition of a Cooling Tower Ton
- 5. Cooling Towers AT-112-614 ? Tons at 80F WB? Tons at 76F WB 501 Tons at Nominal 78F WB ? Tons at 68F WB 414 Tons at 80F WB 572 Tons at 76F WB 787 Tons at 68F WB CT Tonnage Depends on Wet Bulb
- 6. Cooling Towers Induced DraftProducts 32 to 1,332 Tons 312 to 1,357 Tons 241 and 383 Tons
- 7. Cooling Towers Forced DraftProducts 27 to 333 Tons 33 to 594 Tons
- 8. Principle of Operation– Induced Draft Cooling Towers Counterflow Crossflow
- 9. Principle of Operation– Forced Draft Cooling Towers All Units Counterflow
- 10. Cooling Towers Temperature Gradients- Summer Design Conditions 95° F Inlet Temp 85° F Outlet Temp 78° F Wet Bulb Temp Counterflow Crossflow
- 11. Cooling Towers AT-112-418X Capacity Designator HorsepowerChange 12 Feet Wide Nomenclature… Number of Cells / Inlets 18 Feet Long
- 12. Cooling Towers AT-112-4M18 4 Layersof Fill 12 Feet Wide Nomenclature… Number of Cells / Inlets 18 Feet Long Fan Motor HP
- 13. Cooling Towers AXS 12-2N22 2= Double Stack Fan Motor HP 12 Feet Wide Nomenclature… 22 Feet Long
- 14. Cooling Towers AXS 12-22N22 FanMotor HP 12 Feet Wide Nomenclature… 22 Feet Long 22 Feet Tall
- 15. Cooling Towers LPT-8412X Nomenclature… Capacity Designator CapacityImpacting Options 8 Feet Wide 12 Feet Long
- 16. Cooling Towers LSTE-5412X Nomenclature… Capacity Designator CapacityImpacting Options 5 Feet Wide 12 Feet Long
- 17. Cooling Towers Nomenclature… Capacity ImpactingOptions: E = 3 Motor HP Reductions U = 2 Motor HP Reductions L = 1 Motor HP Reduction M = 1 Motor HP Increase I = Inlet Sound Attenuation D = Discharge Sound Attenuation F = Full Sound Attenuation T = Tapered Discharge Hood S = Non CTI-Certified Option
- 18. Cooling Towers AT Maintenance– Drive System 4’ and 8.5’ Wide Models 10’, 12’ and 14’ Wide Models Swing Out Motor Base
- 19. Cooling Towers AXS Maintenance– Drive System 12’ and 14’ Wide Models Optional Drive Access Platform
- 20. Cooling Towers Maintenance –Basin Level Counterflow CrossflowCrossflow
- 21. Cooling Towers Water DistributionSystems Counterflow Crossflow
- 22. Cooling Towers Heat TransferMedia Counterflow Crossflow
- 23. Cooling Towers Drift Eliminators CrossflowDrift Rate 0.002% Minimum Counterflow Drift Rate 0.0005% Minimum
- 24. Standard Materials ofConstruction G235 Galvanized Steel PVC Distribution System Galvanized Hot Water Basin (AXS Only) PVC Inlet Louvers (Induced Draft) PVC Drift Eliminators Stainless Steel Strainers 5 Year Drive / 1 Year Product Warranty Cooling Towers
- 25. Stainless Steel Cooling Towers Upgraded Materialsof Construction Stainless Steel Stainless Steel Cold Water Basin (60% of units are ordered with SS basins) Type 304 or Type 316 Stainless Steel ONLY! 5 Year Complete Unit Warranty!!!
- 26. Complete Stainless Steel Type304 and/or Type 316 Stainless Steel 5 Year Complete Unit Warranty Cooling Towers Upgraded Materials of Construction Stainless Steel Stainless Steel
- 27. Stainless Steel Pan Standard! CoolingTowers LPT Construction Differentiators First Stage Sound Attenuation Standard!
- 28. Cooling Towers Structural Design Whatis IBC? International Building Code – requires cooling equipment to meet the same seismic and wind load forces as the building How does it apply? Based on zip code and design factors What does EVAPCO offer? Standard and upgraded designs 1.5 importance factor / OSHPD pre-approval
- 29. The SUN CoolingTower! The World’s First Cooling Tower Capable of Energy Consumption! 50% Fan Speed on Solar Power Complete Factory Mounted Controls LEED® Opportunities Annual Federal and State Tax Credits Net Zero Cooling Towers
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- 31. Taking Quality and Service to a Higher Level. . . EVAPCO FOR LIFE