20 citations · 97 across the 12 of their papers we have counts for
12 papers
Empirical modeling and hybrid machine learning framework for nucleate pool boiling on microchannel structured surfaces
Vijay Kuberan, Sateesh Gedupudi
Micro-structured surfaces influence nucleation characteristics and bubble dynamics besides increasing the heat transfer surface area, thus enabling efficient nucleate boiling heat…
Modelling of nucleate pool boiling on coated substrates using machine learning and empirical approaches
Vijay Kuberan, Sateesh Gedupudi
Surface modification results in substantial improvement in pool boiling heat transfer. Thin film-coated and porous-coated substrates, through different materials and techniques, si…
Fourier series-based modelling of the effects of thermal coupling on the transient dynamics of component loops in a Coupled Natural Circulation Loop
Prasanth Subramaniyan, Akhil Dass, Shivangi Tiwari +1
Energy efficiency in process industry and passive safety systems in nuclear power plants necessitate the use of buoyancy driven heat exchangers. The current study presents a 1-D nu…
Development of Compact Multivariable Probe for Two-Phase Detection in PbLi-Argon Columns
Abhishek Saraswat, Ashokkumar Prajapati, Rajendraprasad Bhattacharyay +2
Liquid gas two phase flow is a common occurrence in various industrial applications. For nuclear fusion applications with a Li based breeder, existence of two phase flow may lead t…
Development and validation of electrical-insulating Al2O3 coatings for high-temperature liquid PbLi applications
Abhishek Saraswat, Chandrasekhar Sasmal, Ashokkumar Prajapati +3
Electrical-insulating coatings are of great importance for liquid-metal breeder/coolant based systems relevant to fusion power plants. In specific to Pb-16Li eutectic, a candidate…
Stability analysis of a single-phase rectangular Coupled Natural Circulation Loop system employing a Fourier series based 1-D model
Akhil Dass, Sateesh Gedupudi
A linear stability analysis of a single-phase Coupled Natural Circulation Loop (CNCL) is carried out using a Fourier series based 1-D model. A 3-D CFD study is undertaken to assess…
Fourier series based modeling of the dynamics of inclined closed loop buoyancy driven heat exchangers with conjugate effect
Akhil Dass, Sateesh Gedupudi
The modelling of the dynamics of inclined closed loop buoyancy driven heat exchangers with inclusion of the wall conduction effect at the heat exchanger is presented in the current…
On the heat transfer coefficient jump in tilted single-phase natural circulation systems
Akhil Dass, Sateesh Gedupudi
The present study investigates the effect of inclination on the buoyancy driven systems. A cavity, Natural Circulation Loop (NCL) and Coupled Natural Circulation Loop (CNCL) have b…
Modeling of pressure drop and heat transfer for flow boiling in a mini/micro-channel of rectangular cross-section
Shashwat Jain, Prasanna Jayaramu, Sateesh Gedupudi
In the present study, a 1-dimensional model is proposed to estimate the pressure drop and heat transfer coefficient for flow boiling in a rectangular microchannel. The present work…
1-D semi-analytical modeling and parametric study of a single phase rectangular Coupled Natural Circulation Loop
Akhil Dass, Sateesh Gedupudi
The study of heat exchangers with both the hot and cold fluid sides driven by buoyancy forces is an area of considerable interest due to their inherent passivity and non-existence…
1-D modelling and CFD study of the transient behaviour of a single phase Coupled Natural Circulation Loop
Akhil Dass, Sateesh Gedupudi
A Coupled Natural Circulation Loop (CNCL) consists of two Natural Circulation Loops (NCL) coupled thermally via a common heat exchanger. The transient modelling of such systems tha…
Effects of interplay of nanoparticles, surfactants and base fluid on the interfacial tension of nanocolloids
A R Harikrishnan, Purbarun Dhar, PK Agnihotri +2
A systematically designed study has been conducted to understand and clearly demarcate the degree of contribution by the constituting elements to the surface tension of nanocolloid…