29 citations · 136 across the 17 of their papers we have counts for
17 papers
A Robust Cell-Centered Nodal Integral Method (RCCNIM) for Nonlinear Burgers' Equation: Accurate Formulation, Efficient Implementation, and Validation
Nadeem Ahmed, Ram Prakash Bharti
An improved formulation of the recently developed cell-centered nodal integral method (MCCNIM) is proposed for the numerical solution of the nonlinear Burgers' equation. The improv…
Performance Evaluation of RANS-Based Turbulence Models in Predicting Turbulent Non-Premixed Swirling Combustion within a Realistic Can Combustor
Aishvarya Kumar, Ram Prakash Bharti
This study has presented a comprehensive computational fluid dynamics (CFD) analysis of combustion flow in a realistic can combustor, evaluating the influence of various turbulence…
Experimental and Computational Analysis of the Hydrodynamics of Droplet Generation in a Cylindrical Microfluidic Device
Pratibha Dogra, Ram Prakash Bharti, Gaurav Sharma
This study investigates the hydrodynamics of droplet formation in a T-shaped cylindrical microfluidic device using micro-PIV experiments and CFD simulations. Devices of 150 micro-m…
Electroviscous effects in electrolyte liquid flow through an oppositely-charged contraction-expansion microfluidic slit device
Jitendra Dhakar, Ram Prakash Bharti
Electrokinetic flows in microchannels with opposite charge asymmetry, i.e., unequal and contrasting surface charges on opposing channel walls, significantly influence microfluidic…
Unconfined flow of a non-Newtonian power-law fluid past counter-rotating circular cylinders
Lekhraj Malviya, Ram Prakash Bharti, Abhishek Kumar Lal
This study numerically examines the steady unconfined laminar flow of incompressible non-Newtonian power-law fluids past a pair of side-by-side counter-rotating circular cylinders…
Efficient cell-centered nodal integral method for multi-dimensional Burgers equations
Nadeem Ahmed, Ram Prakash Bharti, Suneet Singh
An efficient coarse-mesh nodal integral method (NIM), based on cell-centered variables and termed the cell-centered NIM (CCNIM), is developed and applied to solve multi-dimensional…
CFD analysis of the influence of solvent viscosity ratio on the creeping flow of viscoelastic fluid over a channel-confined circular cylinder
Pratyush Kumar Mohanty, Akhilesh Kumar Sahu, Ram Prakash Bharti
In this study, the role of solvent viscosity ratio () on the creeping flow characteristics of Oldroyd-B fluid over a channel-confined circular cylinder has been explored numeric…
CFD analysis of electroviscous effects in electrolyte liquid flow through heterogeneously charged non-uniform microfluidic device
Jitendra Dhakar, Ram Prakash Bharti
In this work, the pressure-driven flow of symmetric electrolyte liquid through a heterogeneously charged contraction-expansion (4:1:4) microfluidic device has been investigated num…
CFD analysis of the influence of contraction size on electroviscous flow through the slit-type non-uniform microfluidic device
Jitendra Dhakar, Ram Prakash Bharti
The electroviscous effects are relevant in controlling and manipulating the fluid, thermal, and mass transport microfluidic processes. The existing research has mainly focused on t…
Evaluation of RANS-based turbulence models for isothermal flow in a realistic can-type gas turbine combustor application
Aishvarya Kumar, Ram Prakash Bharti
The present study assesses RANS-based turbulence models to simulate isothermal flow in a combustor representing a constituent can combustor of can-annular configuration used in jet…
CFD analysis of electroviscous effects in electrolyte liquid flow through heterogeneously charged uniform microfluidic device
Jitendra Dhakar, Ram Prakash Bharti
This study has numerically investigated the charge-heterogeneity effects in the electroviscous flow of symmetric (:) electrolyte liquid through a uniform slit microfluidic de…
CFD analysis of electroviscous effects in pressure-driven flow of electrolyte liquid through an asymmetrically charged non-uniform microfluidic device
Jitendra Dhakar, Ram Prakash Bharti
The electroviscous effects in the pressure-driven flow of electrolyte liquid through an asymmetrically charged contraction-expansion (4:1:4) slit microfluidic device have been inve…
CFD analysis of effects of surface wettability and flow rates on the interface evolution and droplet pinch-off mechanism in the cross-flow microfluidic systems
Akepogu Venkateshwarlu, Ram Prakash Bharti
This study has numerically investigated the effect of surface wettability on two-phase immiscible flow and dynamics of droplet pinch-off in a T-junction microchannel using finite e…
Computational analysis of interface evolution and droplet pinch-off mechanism in two-phase liquid flow through T-junction microfluidic system
Akepogu Venkateshwarlu, Ram Prakash Bharti
This work has explored interface evolution and pinch-off mechanism of the droplet formation in two-phase flow through cross-flow microfluidic device. The two-dimensional mathematic…
Charge-dependent slip flow of ionic liquids through the non-uniform microfluidic device: pressure drop and electroviscous effects
Jitendra Dhakar, Ram Prakash Bharti
This work investigates electroviscous effects in presence of charge-dependent slip in steady pressure-driven laminar flow of a symmetric (1:1) electrolyte liquid through a uniforml…
Effects of capillary number and flow rates on the hydrodynamics of droplet generation in T-junction microfluidic systems
Akepogu Venkateshwarlu, Ram Prakash Bharti
The hydrodynamics of droplets is significant in wide-ranging applications involving immiscible fluids and emulsions in food and pharmaceutical. The control and manipulation of drop…
Critical parameters for non-Newtonian shear-thickening power-law fluids flow across a channel confined circular cylinder
Garima Vishal, Jyoti Tomar, Ram P. Bharti
In this work, the critical parameters for an incompressible flow of shear-thickening power-law fluids across a channel confined circular cylinder have been investigated numerically…