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NPSH

Centrifugal Pumps
How to Solve NPSHa Problems
Jim Elsey's tips on addressing cavitation.
How to Calculate NPSHa for Systems Under Vacuum
Centrifugal Pumps
How to Calculate NPSHa for Systems Under Vacuum
The equivalent suction lift is equal to the difference between the “vacuum effect” and the net submergence.
Calculate NPSHa for a Closed & Pressurized System
Pumps
Calculate NPSHa for a Closed & Pressurized System
Don’t mistake suction pressure for NPSHa.
Calculating NPSHa When the Liquid Is Above Ambient Temperature
Centrifugal Pumps
Calculating NPSHa When the Liquid Is Above Ambient Temperature
Don't forget to take vapor pressure into consideration.
Calculate NPSHa for a Suction Lift Condition
Pumps
Calculate NPSHa for a Suction Lift Condition
Learn the difference between suction lift and flooded suction.

Pumps
What You Need to Know About NPSH
Most pump problems are related to net positive suction head.
The Basics of NPSH & Pump Operating Regions
Pumps
The Basics of NPSH & Pump Operating Regions
Identifying inefficient units is one thing, but fixing them can be time consuming, frustrating and expensive.
Sizing Up Your Pump Knowledge
Centrifugal Pumps
Sizing Up Your Pump Knowledge
How to select the right centrifugal pump.
Pumps
12 New Year’s Resolutions for Your Pumps
Common Pumping Mistakes
Pumps
13 Common Factors that Affect Pump Life
Common Pumping Mistakes
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WEFTEC Video Product Showcase 2025
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Variable-speed motors have several efficiency benefits.
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Innovating the Sealing Sector: The Untapped Potential of Materials Science
An understanding of materials science may influence the future of engineering.
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How Much Will Flow Rate Increase
if an Identical Pump Is Run in Parallel?
How the variability of flow rate increases based on the characteristics of the system curve.

From Our Partners

Improving Process Efficiency With Clamp-On Flow Meters
Learn the seven ways clamp-on flow meters can help you save.

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A Complete Guide to Pressure Measurement Basics
Where and when to use the right pressure technology.

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Your Pump Deserves Better: A Dive Into Motor Control Technologies
Join us for a session exploring the latest motor control technology, and learn how your organization can achieve significant operational and financial benefits.

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Prolong Pump Connector Service Life
Cut downtime and costs with proven tips for handling, installation and material selection.

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Applications Sourcebook: Real-World Hygienic Pump Installation Examples
How to reduce total cost of ownership, waste and downtime with AODD pump technology.

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