A combination of caustic cleaning fluid, high temperature and high head was causing the plant's original cast-iron pumps to fail.
Chemical applications operate best with systems that offer strong corrosion resistance.
The Jordan, Knauff & Company (JKC) Valve Stock Index was down 27.3 percent over the last 12 months, while the broader S&P 500 Index was down 1.3 percent. The JKC Pump Stock Index also decreased 25.8...
Hydraulically actuated and critical service diaphragms enhance safety and uptime.
Following the correct procedures for pump and motor alignment is necessary for reliable operation.
This technology helped a facility save $20,000 in one year.
Q. What are the advantages and limitations of a sealless pump design? A. A sealless pump is used when there is a need to contain toxic, dangerous and/or valuable fluids. Application may be...
These forces can have destructive effects if not carefully considered in piping design.
The practice of insulating over metallic expansion joints to minimize heat loss in a piping system may be common, but it is not a good idea to follow this same practice with rubber expansion joints. ...
The changing landscape of hydraulic drives is leading many fluid power specialists to quickly adapt to VSDs.
A large, investor-owned utility in the southern US wanted to reduce corrosion problems and boiler downtime.
Modern tools allow plants to predict and prevent costly failures.
Motors often require large amounts of energy when quickly accelerating to full speed. Using soft starters and adjustable frequency drives reduce in-rush currents and limit torque—protecting valuable...
Developments in this technology may offer significant savings and improved reliability.
Advances in modular component seal design enables end users to minimize downtime and extend equipment life.
An effective program can increase the reliability and availability of machinery while minimizing maintenance costs.
I often witness end users operating pumps to the left side of the curve, away from the best efficiency point (BEP) and near shutoff. This is not the ideal area because of issues with shaft deflection,...
South East Water combines grinder pumps and a remote control telemetry network to improve groundwater quality and the economy in Mornington Peninsula.
Shifting trends in water use and a changing sewage composition cause complex problems for the world’s sewer systems.
As oil prices recover over time, a number of factors are expected to shape the future of this crucial market driver.
With the standard, specifying design engineers, owners and energy managers can compare VFDs on an equal basis.
The manufacture, transfer, handling and use of dangerous chemicals such as acids, caustics and solvents—which can be corrosive, toxic and hazardous to life and the environment—can pose significant...