Water-Side economizers are here to stay in the northern climates. Using the cooling tower to create cold water and transferring that temperature to the chilled water …
Free Cooling Heat Exchangers (Part One)
The ASHRAE young engineers heard about the free cooling system in the recent tour of the DTE Vantage Dearborn Central Energy Plant. The free cooling …
Cooling Tower Design to Save the Planet: Part 4 of 4 – Something for Everyone
New water-saving and energy-saving cooling tower designs come with concerns about change. From the owner to the engineer to the contractor, the question becomes, “Why …
Cooling Tower Design to Save the Planet: Part 3 of 4 – Save Energy
We understand the tremendous water savings available with the information provided in Part 1 & Part 2 of this cooling tower series. There is more …
Cooling Tower Design to Save the Planet: Part 2 of 4 – Cycles of Concentration
The combination of water usage and energy usage in open loop cooling towers are a significant cost to owners. Owners are faced with tremendous water …
Cooling Tower Design to Save the Planet: Part 1 of 4 – Drift Eliminators
The combination of water usage and energy usage in open-loop cooling towers is a significant cost to owners. There are ways to reduce the waste …
Cooling Tower Spring Startup Tips
The weather is warming, and our attention turns away from heating and toward system air conditioning. To protect the cooling tower pumps, we offer a …
Net Positive Suction Head (NPSH) Part 5 of 5 – Good Cooling Tower Pump Piping Practice
Happy New Year 2021! I pray that we all have a healthy year and see the return of normal lifestyles. This final blog in this …
Net Positive Suction Head (NPSH) Part 4 of 5 – Gauge Readings
The cooling tower pump calculations are completed, the project is bid, the Bell & Gossett pumps scheduled are awarded and installed. There is a noise …
Net Positive Suction Head (NPSH) Part 3 of 5 –NPSH Available
The available cooling tower pump NPSH or net positive suction head is a function of the pan elevation, friction, and temperature. Sometimes the combination of …