Browse by IITH Authors

Padhi, M. and Vakamalla, T.R. and Mangadody, Narasimha (2022) Iron ore slimes beneficiation using optimised hydrocyclone operation. Chemosphere, 301. ISSN 0045-6535

Sudikondala, P. and Mangadody, Narasimha and Kumar, M and et al, . (2022) CFD Modelling of Spiral Concentrator- Prediction of Comprehensive Fluid Flow Field and Particle Segregation. Minerals Engineering, 183. pp. 1-18. ISSN 0892-6875

Kumar, Mayank and Banerjee, Raja and Mangadody, Narasimha and et al, . (2022) Dominant Modes in a Gas Cyclone Flow Field Using Proper Orthogonal Decomposition. Industrial & Engineering Chemistry Research, 61 (6). pp. 2562-2579. ISSN 0888-5885

Varghese, Mona Mary and P., Aiswaria and Vakamalla, Teja Reddy and Mangadoddy, Narasimha (2022) Measurement of solids holdup in a gas–solid fluidized bed: an experimental, statistical and ANN approach. Brazilian Journal of Chemical Engineering. ISSN 0104-6632

Varghese, Mona Mary and Vakamalla, Teja Reddy and Gujjula, Ravi and Mangadody, Narasimha (2022) Prediction of solid circulation rate in an internal circulating fluidized bed: An empirical and ANN approach. Flow Measurement and Instrumentation, 88 (102274). pp. 1-12. ISSN 0955-5986

Vakamalla, T.R and Mangadoddy, N. (2021) Comprehensive Dense Slurry CFD Model for Performance Evaluation of Industrial Hydrocyclones. Industrial & Engineering Chemistry Research (IECRED), 60 (33). pp. 12403-12418. ISSN 08885885

Padhi, Mandakini and Mangadoddy, Narasimha and Mainza, A.N. and Anand, Mohan (2021) Study on the particle interaction in a hydrocyclone classifier with multi-component feed blend at a high solids content. Powder Technology. ISSN 00325910

Vakamalla, Teja Reddy and Mangadoddy, Narasimha (2021) Comprehensive Dense Slurry CFD Model for Performance Evaluation of Industrial Hydrocyclones. Industrial & Engineering Chemistry Research, 60 (33). pp. 12403-12418. ISSN 0888-5885

Varghese, Mona Mary and Vakamalla, Teja Reddy and Mantravadi, Bhargav and Mangadoddy, Narasimha (2021) Effect of Drag Models on the Numerical Simulations of Bubbling and Turbulent Fluidized Beds. Chemical Engineering & Technology, 44 (5). pp. 865-874. ISSN 0930-7516

Padhi, Mandakini and Kumar, Mayank and Mangadoddy, Narasimha (2020) Understanding the Bicomponent Particle Separation Mechanism in a Hydrocyclone Using a Computational Fluid Dynamics Model. Industrial & Engineering Chemistry Research, 59 (25). pp. 11621-11644. ISSN 0888-5885

Mangadody, Narasimha and Vakamalla, T R and Kumar, Mayank and et al, . (2020) Computational modelling of particle-fluid dynamics in comminution and classification: a review. Mineral Processing and Extractive Metallurgy: Transactions of the Institute of Mining and Metallurgy. ISSN 2572-6641 (In Press)

Vadlakonda, Balraju and Mangadoddy, Narasimha (2020) Measurement of Gas–Solid Dispersion Characteristics in a Slurry Flotation Column Using ERT Technique. Transactions of the Indian Institute of Metals, 73 (8). pp. 2129-2140. ISSN 0972-2815

P, Suman and Mangadody, Narasimha (2019) Experimental Investigation of solids concentration and velocity profiles in fluidized bed riser using optical fiber probe and validation using CFD. Masters thesis, Indian institute of technology Hyderabad.

Kant, K and Kumar, M and Banerjee, Raja and Mangadody, Narasimha and et al, . (2019) Numerical study of primary jet breakup in a simplex swirl atomizer using dual grid coupled level set Vof method. In: ASME 2019 Gas Turbine India Conference, GTINDIA, 5-6 December 2019, Tamil Nadu, India.

Padhi, Mandakini and Bandi, Suresh and Mohan, Anand and Mangadody, Narasimha (2019) Rheological and Hindered Settling Studies on Bimodal Mixture Based on Multi-Size and Multi-Density Slurry: Multi-Component Viscosity Model Development. In: Conference on the Advances in Process Metallurgy, 4-5 July 2019, Bengaluru, India.

Padhi, Mandakini and Mangadody, Narasimha and Sreenivas, T and Reddy Vakamalla, Teja and Mainza, A N (2019) Study on Multi-Component Particle Behaviour in a Hydrocyclone Classifier Using Experimental and Computational Fluid Dynamics Techniques. Separation and Purification Technology. p. 115698. ISSN 13835866

Padhi, Mandakini and Mangadody, Narasimha and Reddy, T (2019) Understanding the interaction of multicomponent particles in hydrocyclone classifier using CFD model. In: 29th International Mineral Processing Congress, 17-21 September 2018, Moscow.

V, Teja Reddy and Mangadody, Narasimha (2019) The dynamic behaviour of a large-scale 250-mm hydrocyclone: A CFD study. Asia-Pacific Journal of Chemical Engineering. ISSN 1932-2135

V A K, Aketi and Kumar, Suresh and Mangadody, Narasimha and P S, Jodan and G E, Sreedhar and R, Shiva Kumar and R, Kumar (2018) Experimental analysis of NGM coal particles behaviour in DMC. In: 29th International Mineral Processing Congress, 17-21 September 2018, Moscow.

Vadlakonda, Balraju and Mangadody, Narasimha (2018) Hydrodynamic Study of Three-phase Flow in Column Flotation using Electrical Resistance Tomography Coupled with Pressure Transducers. Separation and Purification Technology. ISSN 1383-5866 (In Press)

Vadlakonda, Balraju and P, Kopparthi and Mukhurjee, A K and Mangadody, Narasimha (2018) Investigation of column flotation hydrodynamics using electrical resistance tomography coupled with pressure transducers. In: 29th International Mineral Processing Congress, 17-21 September 2018, Moscow.

Aketi, V A K and V, Teja Reddy and Mangadody, Narasimha and Sreedhar, G E and R, Shiva Kumar and Kumar, Rajan (2018) Numerical simulation of near-gravity coal particle behavior in a dense medium cyclone using a mixture model coupled with a discrete phase model. International Journal of Coal Preparation and Utilization. pp. 1-23. ISSN 1939-2699 (In Press)

A V, Asha Kumari and Mangadody, Narasimha and Banerjee, Raja and G E, Sreedhar and R, Shivakumar and R, Kumar (2018) Numerical simulation of the effect of near gravity density particles on the performance of DMC treating coal. In: 29th International Mineral Processing Congress, 17-21 September 2018, Moscow.

M C, Richter and A N, Mainza and I, Govender and Mangadody, Narasimha (2018) Positron emission particle tracking of near gravitational material inside a dense media cyclone. In: 29th International Mineral Processing Congress, 17-21 September 2018, Moscow.

Aketi, V A K and Vakamalla, T R and Mangadody, Narasimha and Sreedhar, G E and Shivakumar, R and Rajan, Kumar (2017) Computational Fluid Dynamic study on the effect of near gravity material on dense medium cyclone treating coal using Discrete Phase Model and Algebraic Slip mixture multiphase model. The Journal of Computational Multiphase Flows, 9 (2). pp. 58-70. ISSN 1757-482X

Vakamalla, T R and Koruprolu, K B R and Arugonda, R and Mangadody, Narasimha (2017) Development of novel hydrocyclone designs for improved fines classification using multiphase CFD model. Separation and Purification Technology, 175. pp. 481-497. ISSN 1383-5866

Vadlakonda, Balraju and Mangadody, Narasimha (2017) Hydrodynamic Study of a Column Flotation using Electrical Resistance Tomography (ERT) and CFD Techniques. PhD thesis, Indian institute of technology Hyderabad.

Vadlakonda, Balraju and Mangadody, Narasimha (2017) Hydrodynamic study of two phase flow of column flotation using electrical resistance tomography and pressure probe techniques. Separation and Purification Technology, 184. pp. 168-187. ISSN 13835866

Vakamalla, T R and Vadlakonda, B and Aketi, V A K and Mangadody, Narasimha (2017) Multiphase CFD Modelling of Mineral Separators Performance: Validation Against Tomography Data. Transactions of the Indian Institute of Metals, 70 (2). pp. 323-340. ISSN 0972-2815

Vakamalla, T R and Mangadody, Narasimha (2017) Numerical simulation of industrial hydrocyclones performance: Role of turbulence modelling. Separation and Purification Technology, 176. pp. 23-39. ISSN 1383-5866

A V, Asha Kumari and Mangadody, Narasimha and G E, Sreedhar and et al, . (2016) CFD study on effect of NGM coal particles on DMC performance. In: Mineral Processing Technology (MPT), January 5-7 2016, Pune, India.

Kumar, Mayank and Banerjee, Raja and Mangadody, Narasimha (2016) Development of GPU-CFD solver for swirling flows inside the industrial cyclones. In: Mineral Processing Technology (MPT), January 5-7 2016, Pune, India. (In Press)

Padhi, Mandakini and Mangadody, Narasimha (2016) Experimental and computational investigation of multi-component particle behaviour on hydrocyclone classification performance. In: Mineral Processing Technology (MPT), January 5-7 2016, Pune, India.

Pol, Tushar A and Mangadody, Narasimha (2016) Flow investigation of two phase flow of column flotation using PIV and image processing techniques. In: Mineral Processing Technology (MPT), January 5-7 2016, Pune, India.

Padhi, Mandakini and Vakamalla, T R and Mangadody, Narasimha (2015) Beneficiation of Iron Ore Slimes using Optimized Hydrocyclone Operation. In: Mineral Processing Technology, 12-14 March 2015, Vishakapatnam, India.

A V, Asha Kumari and Mangadody, Narasimha and G E, Sreedhar and et al, . (2015) CFD STUDY ON THE EFFECT OF NEAR GRAVITY MATERIAL ON DMC TREATING COAL USING DPM AND ASM MULTIPHASE MODEL. In: Eleventh International Conference on CFD in the Minerals and Process Industries, 7-9 December 2015, Melbourne, Australia.

Mayank, K and Malahe, M and Govender, I and Mangadody, Narasimha (2015) Coupled DEM-CFD Model to Predict the Tumbling Mill Dynamics. Procedia IUTAM, 15. pp. 139-149. ISSN 2210-9838 (Unpublished)

Vakamalla, T R and Mangadody, Narasimha (2015) DENSE SLURRY CFD MODEL FOR HYDROCYCLONE PERFORMANCE EVALUATION INCORPORATING RHEOLOGY, PARTICLE DRAG AND LIFT FORCES. In: Eleventh International Conference on CFD in the Minerals and Process Industries, 7-9 December 2015, Melbourne, Australia.

Kumar, Mayank and I, Govender and Mangadody, Narasimha (2015) Developing DEM-CFD two-way coupled model for charge motion in tumbling mill: Validation against PEPT. In: International Comminution and Classification Congress (ICCC), 12-15 August, 2015, San Luis Potosi, Mexico.

Gujjula, R and Mangadody, Narasimha (2015) Experimental investigation of hydrodynamics of gas-solid flow in an internally circulating fluidized bed. Canadian Journal of Chemical Engineering, 93 (8). pp. 1380-1391. ISSN 0008-4034

Vakamalla, T R and Mangadody, Narasimha (2015) Exploration of hydrocylone designs for improved ultra-fines classification using multiphase CFD model. In: International Comminution and Classification Congress (ICCC), 12-15 August, 2015, San Luis Potosi, Mexico.

Vadlakonda, Balraju and Mangadody, Narasimha (2015) HYDRODYNAMIC STUDY OF TWO PHASE FLOW OF COLUMN FLOTATION USING ELECTRICAL RESISTANCE TOMOGRAPHY AND CFD TECHNIQUES. In: Eleventh International Conference on CFD in the Minerals and Process Industries, 7-9 December 2015, Melbourne, Australia.

Gujjula, R and Mangadody, Narasimha (2015) Hydrodynamic Study of Gas-Solid Internally Circulating Fluidized Bed Using Multi-Phase CFD Model. Particulate Science and Technology. ISSN 0272-6351

Gujjula, R and Mangadody, Narasimha (2015) Hydrodynamic Study of Gas–Solid Internally Circulating Fluidized Bed Using Multiphase CFD Model. Particulate Science and Technology, 33 (6). pp. 593-609. ISSN 0272-6351

Padhi, Mandakini and Mangadody, Narasimha and Crasta, Jeason and et al, . (2015) Multicomponent particle classification in a hydrocyclone. In: International Comminution and Classification Congress (ICCC), 12-15 August, 2015, San Luis Potosi, Mexico.

Gujjula, R and Mangadody, Narasimha (2015) Prediction of Solid Recirculation Rate and Solid Volume Fraction in an Internally Circulating Fluidized Bed. International Journal of Computational Methods, 12 (154000). pp. 1-24. ISSN 0219-8762

Vakamalla, T R and A V, Asha Kumari and Mangadody, Narasimha and et al, . (2015) Prediction of hydrodynamic performance of industrial cyclones: Role of turbulence modelling. In: Mineral Processing Technology, 12-14 March 2015, Vishakapatnam, India.

Vakamalla, T R and Mangadody, Narasimha (2015) Rheology based CFD modeling of magnetite medium segregation in a dense medium cyclone. Powder Technology, 277. pp. 275-286. ISSN 0032-5910

Vakamalla, T R and A V, Asha Kumari and Mangadody, Narasimha and et al, . (2015) Simulating coal partition of a dense medium cyclone using CFD model Effect of NGM. In: Mineral Processing Technology, 12-14 March 2015, Vishakapatnam, India.

Kumar, Mayank and Mangadody, Narasimha and I, Govender (2015) Two Way Coupled CFD-DEM Model to Predict Tumbling Mill Dynamics. In: Eleventh International Conference on CFD in the Minerals and Process Industries, 7-9 December 2015, Melbourne, Australia.

Vakamalla, T R and Mangadody, Narasimha (2015) What happens when hydrocyclone operates at inclined positions? Detail flow field and performance analysis by CFD and Experiments. In: International Comminution and Classification Congress (ICCC), 12-15 August, 2015, San Luis Potosi, Mexico.

A, Rakesh and V T S R, Kumar Reddy and Mangadody, Narasimha (2014) Air-core size measurement of operating hydrocyclone by electrical resistance tomography. Chemical Engineering and Technology, 37 (5). pp. 795-805. ISSN 0930-7516

Vakamalla, T R and Kumbhar, K S and Gujjula, R and Mangadody, Narasimha (2014) Computational and experimental study of the effect of inclination on hydrocyclone performance. Separation and Purification Technology, 138. pp. 104-117. ISSN 1383-5866

Gujjula, R and Mangadody, Narasimha (2014) Hydrodynamics Study of Gas-Solid Flow Pattern in an Internally Circulating Fluidized Bed with a Draft Tube. In: CFB-11: Proceedings of the 11th International Conference on Fluidized Bed Technology, 14-17, May 2014 , Beijing; China.

Reddy, V Teja and Mangadody, Narasimha (2014) Modelling turbulent flow of cyclone separation: prediction of turbulence effect on particle classification. In: IUTAM Symposium on Multiphase flows with phase change: challenges and opportunities, 08-11 Dec 2014, Hyderabad, India.

Mangadody, Narasimha and J, Crasta and T, Sreenivas and A N, Mainza (2014) Performance of hydrocyclone separating bi-component mixture. In: XXVII International Mineral Processing Congress – IMPC 2014, 20-24 October, 2014, Sheraton Hotel, Santiago, Chile.

Mangadody, Narasimha and A N, Mainza and P N, Holtham and M S, Powell and M S, Brennan (2014) A semi-mechanistic model of hydrocyclones — Developed from industrial data and inputs from CFD. International Journal of Mineral Processing, 133. pp. 1-12. ISSN 0301-7516

Vadlakonda, Balraju and Mangadody, Narasimha (2013) CFD modelling of column flotation: Prediction of two phase flow hydrodynamics. In: International Seminar on Mineral Processing Technology, 10-12 December 2013, Bhubaneswar, India.

Kumbhar, Kedar and Reddy, VTSR Kumar and Mangadody, Narasimha (2013) Computational and experimental study of the effect of inclination on hydrocyclone performance. In: International Seminar on Mineral Processing Technology, 10-12 December 2013, Bhubaneswar, India.

Rakesh, A and Kumar, VTSR and narasimha, M and Mangadody, Narasimha (2013) Measurement of air-core size and shape using the electrical resistance tomography of operating hydrocyclone: Validation with cfd predictions. In: 13th European symposium on comminution and classification, 9-12 September 2013, Braunscheweig, Germany.

Gujjula, R and Mangadody, Narasimha (2013) Prediction of solid recirculation rate and solid volume fraction in an internally Circulating Fluidized bed (ICFB). In: APCOM & ISCM, 11-14, December 2013, Singapore. (Submitted)

Mangadody, Narasimha and A N, Mainza and P N, Holtham and P N, Holtham (2012) Air-core modelling for hydrocyclones operating with solids. International Journal of Mineral Processing, 102-03. pp. 19-24. ISSN 0301-7516

Mangadody, Narasimha and M S, Brennan and P N, Holtham (2012) CFD modeling of hydrocyclones: Prediction of particle size segregation. Minerals Engineering, 39. pp. 173-183. ISSN 0892-6875

Mangadody, Narasimha and A N, Mainza and P N, Holtham (2012) Multi - Component modelling concept for hydrocyclone classifier. In: 26th International Mineral Processing Congress, 24-28, September 2012, New Delhi; India.

Mangadody, Narasimha and V T S R, Kumar Reddy (2012) Simulating magnetite medium segregation in a dense medium cyclone using rheology based CFD model. In: 26th International Mineral Processing Congress, 24-28, September 2012, New Delhi; India.