The food and beverage industry incorporates a wide range of applications that require pumps to keep materials moving through the production process.
One of the claimed advantages of centrifugal pumps over positive di
In most pulp and paper applications, energy and unscheduled maintenance are two of the largest components of ownership cost.
A common concern in processing plants is determining the pumping health—or efficiency—of
In my last column (Pumps & Systems, June 2016, read it here), we looked for ways to improve the operation of a rela
The Jordan, Knauff & Company (JKC) Valve Stock Index was down 15.7 percent over the last 12 months, while the broader S&P 500 Index was down 0.7 percent.
In the 110 years since its invention by French engineer Andre Petit, the eccentric disc pump has been used in a wide variety of fluid-handling applications.
Air-operated double-diaphragm pumps (AODD) have been through many innovations in technology and design since their introduction to the market more than six decades ago.
In my last column ("Tips for Proper Pump Selection," Pumps & Systems, May 2016, read it here), I briefly mentioned "drooping cu
Below are the questions with the correct answer only. Total up the number of answers you got correct and see if you are a Pump Ninja at the end of the article.
Because they clog pumps, non-dispersible wipes have become a source of anguish for many maintenance teams.
Vertical multistage (VMS) pumps have become popular because they provide increased pumping efficiency along with energy savings.
Performance criteria is one of the most—if not the most—important aspects of a successful preventive maintenance (PM) and condition-based maintenance (CBM) program.
After many years of study, analysis and discussion, the U.S.
NASA Tech Briefs describes proportional integral derivative (PID) controllers as "the modern industrial workhorse" because of their distinct role in automating the regulation tasks of toda
Editor's note: Reg Christmas of Kemira Chemicals Inc. contributed to this column.
The aftermarket business continues to be in a state of flux. For many years, pump users and original equipment manufacturers (OEMs) have referred to non-OEM parts as pirate or replicator parts.
Editor’s note: This article provides additional information that further explains Ray Hardee’s monthly Pump System Improvement column appearing in the June 2016 issue.

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