Conventional Universal Joints Contributes to 20% of Pump Failures

Innovative Design Concepts for Optimizing Life Cost of Progressive Cavity Pumps

Due to the ever increasing demands of users on the economic efficiency, there is a continuous pressure on the pump manufacturers to challenge the design of progressive cavity pumps. In this edition of Roto Tech, different design variants for universal joints are presented and discussed with regard to their advantages and disadvantages. By the systematic implementation of innovative design concepts in universal joint, it has been possible to realize a leap in technology & create a new generation of progressive ...

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Storage tanks containing dangerous chemicals require multiple levels of instrumentation, controllers and software that can monitor the contents of a vessel and provide an alarm in the event of a leak or overfill event.

Leak Monitoring and Control for Chemical Tanks

Recent events in the state of West Virginia have shown that our water supply is in jeopardy of contamination from leaks or overfills of storage and processing tanks (see Fig. 1) at chemical, petroleum, water/wastewater, and similar facilities.

In January 2014, the city of Charleston was affected when a tank containing 4-methylcyclohexane methanol leaked, causing contamination of the Elk River, which provides over 300,000 people with drinking water. Residents were without tap water for at least five days. But it may ...

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