CFD based investigations for the design of severe service control valves used in energy systems

T Asim, M Charlton, R Mishra - Energy Conversion and Management, 2017 - Elsevier
Multistage severe service control valves are extensively used in various energy systems,
such as oil & gas, nuclear etc. The primary purpose of such valves is to control the amount of …

Effects of the geometrical features of flow paths on the flow capacity of a control valve trim

T Asim, R Mishra, A Oliveira, M Charlton - Journal of petroleum science …, 2019 - Elsevier
Control valves are an integral part of a number of energy systems, such as those used in
chemical and nuclear industries. These valves are used to regulate the amount of fluid flow …

Quantification of additive manufacturing induced variations in the global and local performance characteristics of a complex multi-stage control valve trim

D Singh, M Charlton, T Asim, R Mishra… - Journal of petroleum …, 2020 - Elsevier
Control valves that are used in severe service applications have trim cages that are
geometrically quite complex. Most of these trims are manufactured using traditional …

The effect of manufacturing method induced roughness on severe service control valve performance

M Charlton, R Mishra, T Asim - 2016 - eprints.hud.ac.uk
There are a number of manufacturing methods used for the manufacture of control valve trim
components, some of which are expensive processes. Current market conditions and …

Performance improvement of a Circulating Fluidized Bed Boiler through flow modifications in Primary Air Supply System

X Liu, G Zhu, Y Zhang, T Asim… - International journal of …, 2019 - pure.hud.ac.uk
The primary air supply system is a key component of a Circulating Fluidized Bed (CFB)
boiler. The uniformity of air flow through the primary air supply system is important for highly …

Effect of Inlet Flow Characteristics on the Volume Fraction Distribution within a Severe Service Trim and the Valve Flow Coefficient

AC Oliveira, M Charlton, R Mishra - 2016 - eprints.hud.ac.uk
It is well established that inlet flow characteristics may affect the performance of fluid
handling systems considerably. This work focuses on the local flow analysis of a severe …