Bob Van Goor and Norm Hall
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June 7, 2021
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... READ MORE
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Cooling Tower Design to Save the Planet: Part 3 of 4 – Save Energy
Bob Van Goor and Norm Hall
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May 31, 2021
We understand the tremendous water savings available with the information provided in Part 1 & Part 2 of this cooling tower series. There is more... READ MORE
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Cooling Tower Design to Save the Planet: Part 2 of 4 – Cycles of Concentration
Bob Van Goor and Norm Hall
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May 24, 2021
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... READ MORE
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Cooling Tower Design to Save the Planet: Part 1 of 4 – Drift Eliminators
Bob Van Goor and Norm Hall
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May 17, 2021
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... READ MORE
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Cooling Tower Spring Startup Tips
Norm Hall
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April 19, 2021
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... READ MORE
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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... READ MORE
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Net Positive Suction Head (NPSH) Part 4 of 5 – Gauge Readings
Norm Hall
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December 28, 2020
The cooling tower pump calculations are completed, the project is bid, the Bell & Gossett pumps scheduled are awarded and installed. There is a noise... READ MORE
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Net Positive Suction Head (NPSH) Part 3 of 5 –NPSH Available
Norm Hall
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December 21, 2020
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... READ MORE
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Net Positive Suction Head (NPSH) Part 2 of 5 –Safety Factors
Norm Hall
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December 14, 2020
The Hydraulic Institute (HI) is a global authority on pumps and pumping systems. Think of them as the ASHRAE of pump design and testing. HI,... READ MORE
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Net Positive Suction Head (NPSH) Part 1 of 5 – Terms and Definitions
Norm Hall
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December 7, 2020
One of the most misunderstood concepts in pump selection for hydronic design is the net positive suction head or NPSH. Problems with NPSH can spell... READ MORE
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