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Operating & Design CHANGE CATEGORY

Operating & Design features, July 2019

Flow rate measurements in a single-blade pump circuit

A new measurement and evaluation method based on an electromagnetic flow meter is presented.

 
Replica pump increases water plant's capacity

Although a pump required for a Montreal drinking water plant was no longer being manufactured, KSB made an updated replica.

 

A new algebraic model to predict head and flow rate viscous degradation in pumps is proposed.

 

How a highly regulated amount of an enzyme was delivered onto animal feed at a predetermined flow rate and pressure.

 

Sulzer’s US Parts Manufacturing Center in West Virginia re-engineers and produces new castings for rotating equipment by using additive manufacturing.

 

A glass fibre composite wear ring demonstrated superior mechanical strength and lower corrosion than steel wear rings.

 

This investigation was carried out on a monoblock pump impeller sub-assembly component.

 

A method combining computational fluid dynamics and computational acoustics was proposed to numerically calculate the acoustic field of a centrifugal pump.

 

Requiring a constant and reliable water supply, a Middle East hospital is using Invertek variable frequency drives with Optiflow technology as a solution.

 

A finite element model of the valves in a down-hole pump was developed.

 

WEFTEC is the largest wastewater trade show in the US. In this show review, Michelle Segrest gives her impressions from the showroom floor.

 

Vertical gear motors from ABB have been chosen to power the enormous pumps installed in a new flood control project in New Orleans.

 

The effect of flowrate, particle size and pump speed on the erosion of a pump casing was studied.

 

This study proposes a particular assembly of Classification and Regression Trees (CART) for the detection of faults in a pumping system.

 

This study describes a statistical approach for the assessment of discrete models for gear pump efficiency prediction.

 

Disc pumps are used for difficult pumping applications such as pumping of high suspension solids and abrasives, and viscous fluids.

 

This research proposes an optimized photovoltaic based water irrigation system designed to protect Mauritania’s oases.

 

Two types of sliding vane vacuum pumps were compared through numerical simulations.

 

This study built a multi-objective mixed-integer linear programming model to minimize the number of pump stop/restarts and reduce pump running costs.

 

Here we look at the role of one engineer in dredging projects around the world.

 

It was found that the pressure pulsation induced by the floor-attached vortex fluctuates periodically with time.

 

Different approaches were studied in order to find a robust, yet accurate, pump model suitable for CFD based methods.

 

This paper proposes a model for optimizing irrigation water allocation in a complex multi-stage pumping-water irrigation system.

 

This research investigates efficiency losses of a centrifugal pump installed at the Rand Water Zuikerbourch Pumping Station in South Africa.

 

How the partnerships formed by a maintenance service provider can benefit the wider customer base.

 

This approach would allow effective maintenance interventions by changing only the worn piston instead of all pistons.

 

This research focuses on the optimization of a centrifugal pump for use on warships.

 

How industrial routers can help monitor pump systems.

 

Transient characteristics of an axial flow pump during the start-up process are investigated experimentally and numerically.

 

Bearing isolators have an unlimited life expectancy and do not fail under normal circumstances and are rarely the cause of equipment downtime.

 

The effect of solids on centrifugal slurry pump performance is studied using two models.

 

This paper studies the modelling of a rotor and impeller of a centrifugal pump in CATIA V5R19.

 

Termomeccanica Pompe’s Cyclops® allows companies to constantly check the state of their machines, even in remote locations after installation on-site.

 

A novel sliding vane vacuum pump (SVVP) with three chambers is compared with conventional single-chamber and double-chamber designs.

 

Advancements in positive displacement sliding vane pumps allow a more efficient, reliable and safer option when transferring critical chemicals.

 

This paper presents an innovative multi-intelligent control system (MICS) for a water pump and pump station used in the agricultural sector.

 

This work focused on a case where the pump impeller experienced cracks at the impeller outlet due to rotor-stator interaction.

 
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