1. The Semi-Positive Displacement Grinder Pump for Wastewater Applications
(Matching tags: March 2008 Issue,Rotary Pumps)

Pumps & Systems, March 2008 A grinder pump station stores, grinds and pumps wastewater under pressure to a treatment site or central sewer, depending on the location. Because the output is ...

2. Small Pumps Fix Big Problems for Wastewater Treatment Plants
(Matching tags: Centrifugal Pumps,March 2008 Issue)

Pumps & Systems, March 2008 Public works officials who manage the nation's wastewater treatment plants (WWTPs) would universally agree that a "weak" link in any plant's process chain ...

3. Backing Up Lift Stations with Standalone Pumps
(Matching tags: March 2008 Issue,Pumps)

Pumps & Systems, March 2008 When big storms or hurricanes hit, thousands of homes and businesses lose vital power, communication and water and wastewater services. The loss of these services ...

4. Pre-Sterilized, Single-Use Filling Systems for Liquid Pharmaceuticals
(Matching tags: March 2008 Issue,Controls)

Pumps & Systems, March 2008 Use of disposable components in product downstream processing and final fill operations is increasing as technology improves for performing these steps in a single-use ...

5. Pump Upgrades for a City Fountain
(Matching tags: March 2008 Issue,Pumps)

Pumps & Systems, March 2008 As the age of industrialization churned to life, so did Denver's first glorious park fountain. However, as time passed, the pumps and components driving the electric ...

6. Hydraulic Institute Pump FAQs March 2008
(Matching tags: Centrifugal Pumps,March 2008 Issue,Hydraulic Institute Pump FAQs)

Pumps & Systems, March 2008 Q.   When installing a horizontal pump, is it better to grout the pump baseplate or let it float free?   Different sources provide opposing views ...

7. The Most Effective Seal Design When Misalignment Is Present
(Matching tags: March 2008 Issue,Mechanical Seals)

From the Fluid Sealing Association Pumps & Systems, March 2008 Shaft misalignment is one of the most common causes of premature mechanical seal failure. Higher leak rates typify these failures. ...

8. Choosing the Right Lubricant
(Matching tags: March 2008 Issue,Pumps)

Pumps & Systems, March 2008 Pumps are becoming more expensive to produce and maintain, making it more costly and inefficient to replace parts when things go wrong. With some pumps costing ...

9. Installing a Protection System with a New Pump Installation
(Matching tags: Valves,March 2008 Issue)

Pumps & Systems, March 2008 Whether you are a multinational OEM or a mom-and-pop shop, pump systems are expensive and need to be protected. The protection system for the pump is a vital piece of ...

10. Using the Modeling Technique to Design a New Power Pump
(Matching tags: March 2008 Issue,Reciprocating Pumps)

Pumps & Systems, March 2008 It is common practice for the designer of a new centrifugal pump to model the new pump from an existing pump. Each dimension of the existing pump (except the shaft ...

11. Dewatering Considerations
(Matching tags: March 2008 Issue,Pumps)

Pumps & Systems, March 2008 Water, unimpeded, flows to the lowest possible point. (No rocket science here.) However, in many situations, this is not only a point where the water is not desirable, ...

12. Geotextiles in Dewatering
(Matching tags: March 2008 Issue,Piping)

Pumps & Systems, March 2008 Soils with high concentrations of clay and silt can wreak havoc on construction sites, drain pipes, sewers and pumps. Users working with soils might want to consider ...

13. Self-Priming Pumps for Fluctuating Water Demands
(Matching tags: Centrifugal Pumps,March 2008 Issue)

Pumps & Systems, March 2008 As the name suggests, Winter Park, CO is a haven for winter weather fanatics. The city occupies 7.5-sq mi about an hour's drive northwest of Denver. Located in ...

14. How We Get to the Plant of the Future
(Matching tags: Controls,March 2008 Issue)

Pumps & Systems, March 2008 Click here to read part one and part two. Changing traditional industry ways of thinking can help usher in the plant of the future. In only a couple of years, the focus ...

15. Installing Controls for Water System Pumps
(Matching tags: March 2008 Issue,Controls)

Pumps & Systems, March 2008 Outdated water systems are pumping beyond their original specifications, resulting in inefficient operation, higher maintenance and operation costs and the potential ...

16. Pump Station Control Considerations
(Matching tags: March 2008 Issue,Controls)

Pumps & Systems, March 2008 Many items must be considered when designing pump station control systems with power requirements, level control method and control panel location often among the ...

17. Snapshot of the North American Rotary Pumps Market
(Matching tags: March 2008 Issue,Rotary Pumps)

Pumps & Systems, March 2008     Market Overview  Rotary pumps belong to the positive displacement (PD) pump family, which moves fluid using the principles of rotation. Rotary ...

18. A Simplified Method for Justifying Condition Monitoring Projects
(Matching tags: March 2008 Issue,Controls)

Pumps & Systems, March 2008 It required only a couple notes of the haunting soundtrack to signal an imminent shark attack in the movie Jaws. As the theme began to swell, it became obvious ...

19. How to Evaluate VFD Speed Effect on Hydraulics
(Matching tags: March 2008 Issue,Controls)

Pumps & Systems, March 2008 Few would dispute that variable frequency drives (VFDs) save energy, but the exact amount depends on the system. Hydraulically speaking, the main difference between ...

20. Parallel Pumping (Part One): Parallel and Not So Parallel
(Matching tags: March 2008 Issue,Centrifugal Pumps)

Pumps & Systems, March 2008 To read part two, click here. Suppose, for a moment, that you are lounging on a beach somewhere in the vicinity of the equator.  If you were to draw side by side two lines ...