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Operating & Design CHANGE CATEGORY

Operating & Design features, January 2019

Condition monitoring method for a centrifugal pump

Condition monitoring of a centrifugal pump is essential to increase its reliability and safety, and reduce downtime and maintenance costs.

 
Data-driven predictive energy optimization in a wastewater pumping station

This work describes a predictive control policy for wastewater variable-frequency pumps that minimizes electrical energy consumption.

 

This study investigates the wear behaviour of an axial piston pump's cylinder block coating.

 

This study found that a decentralized pumping system offers better energy-saving potential.

 

The digital-displacement radial piston pump offers an alternative to existing wind turbine drivetrain concepts.

 

This study analyses an energy recovery solution based on the pump-as-turbine (PaT) technology applied in an oil refinery.

 

Full vibration analysis of a new high-speed centrifugal pump resulted in major savings that could be passed on to the customer.

 

This paper presents a study on the pressure compensation system of a fuel delivery external gear pump.

 

This study introduces a novel modeling approach that allows fast and accurate prediction of the operation of an axisymmetric seal.

 

This study demonstrated a high drop in the performance of centrifugal pumps for handling viscous oil using a numerical simulation model.

 

How the use of vibration monitoring solutions keeps production lines running smoothly.

 

Dual-support vortex pumps have been widely used in various applications in civil aviation, ships, military armored vehicles, and the chemical industries.

 

Studies on shaft-block under small break loss of coolant accident (SBLOCA) are currently insufficient.

 

An analysis of the kinematics of the vane-cam ring mechanism in balanced vane pumps, considering both vanes with centered and not-centered circular tip.

 

The coasting characteristic of the reactor coolant pump is an important indicator for the safe operation of the nuclear power system.

 

Centrifugal pump use in the oil industry is hindered by unfavorable conditions. This study investigates the influence of oil drops on pump operation.

 

Three different impellers with 5, 7 and 9 blades were tested numerically to determine the optimum number of blades at a rotational speed of 2800 rpm.

 

Condition-based maintenance with accurately predicted remaining useful life has the potential to significantly reduce maintenance costs.

 

Desalination is a complex process. One Danish pump system manufacturer, DESMI, understands and provides for those complexities.

 

How getting things right to begin with and carrying out a basic maintenance regime on submersible pumps, reduces down time and productivity losses.

 

A theoretical model for predicting pump-as-turbine energy performance is proposed and investigated in three centrifugal pump case studies.

 

This study aims to optimize pump operations in order to save energy and enlarge the operational life of pumps and their components.

 

The Siemens SIMOCODE is an intelligent motor controller operates independently of conventional control systems.

 

How major cost savings were found by engineering analysis material upgrades and testing for validation.

 

The piston pump is one of the most critical power components in the hydraulic system of civil aircraft.

 

The effects of modifying the blade pressure side (EPS profile) on unsteady pressure pulsations and flow structures in a centrifugal pump were studied.

 

Sulzer's service center offers a comprehensive suite of resources tailored to the nuclear industry.

 

Novel ways of regulating the speed of a hydraulic drive through controlled operation of the pump are presented in this paper.

 

How plant owners can improve reliability and minimize downtime by outsourcing major elements of equipment maintenance.

 

This paper investigates the classification performance of two artificial intelligence methods.

 

What is water hammer, and what is its impact on a pumping system?

 

A new type of crankshaft seawater piston pump was studied, the kinematics of the pistons were analyzed and a simulation model established.

 

The influence of the clocking position of the pump on hydraulic performance was studied.

 

John Crane turns round a power plant’s seal installments, as well as in-house repair and stocking regimes.

 

Wear is one of the top failure mechanisms for hydraulic piston pumps.

 
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