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HI Pump FAQs

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Pumps
Pressure Relief Valves for Positive Displacement Pumps
Why does the positive displacement pump I purchased come with a pressure relief valve?
hi pump faq
Pumps
Packaged Pumps for Commercial Buildings
Should pumps purchased for commercial building services be done so as a package?
hi pump faq
Pumps
Best Pump Maintenance Practices
Hydraulic Institutes addresses maintenance strategies for use on pumps.
hi pump faq
Pumps
Pump Efficiency in Stormwater Applications
HI Pump FAQs
hi faq
Pumps
Do Variable Frequency Drives Improve Efficiency?
Commonly, energy consumption and efficiency are referred to interchangeably with pumps.

hi pump faq
Pumps
What Is An AODD Pump?
Hydraulic Institute explains characteristics of this common pump type.
hi pump faq
Pumps
In Power Generation Plants, Which Pump Is Most Important?
The power generating system will not operate properly if any of the pump applications in the system are out of service.
hi pump faq
Pumps
When Is a Rigid Coupling Used for Pumps?
The installation is based on tight dimensional requirements and fits.
hi pump faq
Pumps
What Pump Types Are Used in Commercial Buildings?
The applications within a building will depend on the specifics of the design and features.
hi pump faq
Pumps
Do Wastewater Pumps Have a Specific Design Definition?
Wastewater transports suspended waste material from domestic or industrial sources.
hi pump faq
Pumps
Are Submersible Pumps Tested Differently Than Nonsubmersible Pumps?
The following standards and associated tests apply to submersible pumps

hi pump faq
Pumps
Is There a Definition Available for Submersible Pumps?
There are two main types of submersible rotodynamic pumps.
sanitary pump
Pumps
What are Common Types of Sanitary Pumps?
Understand what standards they comply with.  
HI FAQ
Pumps
What Are the Differences Between Positive Displacement & Centrifugal Pumps?
Hydraulic Institute provides the basics on the most common pumps.
HI FAQ
Pumps
How do I Identify Pump Faults Using Vibration Monitoring?
The simplest way to detect and gauge a problem is using an overall vibration measurement.
HI FAQ
Pumps
What Are Application Considerations When Selecting a Pump for Dewatering?
For construction sites, portable dewatering pumps driven by engines are typically well-suited.   
HI FAQ
Pumps
What Types of Pumps Are Used in the Mining Industry?
One common type of pump is a centrifugal slurry pump.

HI FAQ
Pumps
Selecting Materials for Desalination Pump Applications
A primary concern in selecting materials for seawater applications is resistance to corrosion.
HI FAQ
Pumps
Selecting the Right Coupling
What are the important considerations when selecting a coupling between a pump and motor?
hi faq
Pumps
When Is it Appropriate to Use a Multistage Pump?
The main purpose for selecting a multistage pump is to efficiently operate in systems that require a high total head.
HI pump FAQs
Pumps
What is the Cause of Above Full-Load Motor Amps on a New Pump?
More power could be going into the motor than it is continuously designed for.
hi faq
Pumps
What Are Material Selection Considerations to Avoid Galvanic Corrosion? 
When galvanic corrosion is a concern, the chemical and physical properties of the material selected must be considered.

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This webinar will explore the unique working principle of eccentric disc technology and its advantages over other positive displacement pumps.
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Common methods for detecting and preventing pump failure.
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Key considerations for solids handling with submersible pumps.

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