Department of Chemical Engineering: Recent submissions

Now showing items 21-40 of 344

Valorization of waste engine oil to mono- and di-rhamnolipid in a sustainable approach to circular bioeconomy

Jain, Amit; Gupta, Suresh (Springer, 2024-04)

This study aims to valorize waste engine oil (WEO) for synthesizing economically viable biosurfactants (rhamnolipids) to strengthen the circular bioeconomy concept. It specifically focuses on investigating the influence ...
Generation of biosurfactants by P. aeruginosa gi |KP163922| on waste engine oil in a free and immobilized cells system

Jain, Amit (Wiley, 2024-07)

This study investigated biosurfactant production by the bacterial strain of P. aeruginosa gi |KP 163922| for a free and immobilized cells system using waste engine oil (WEO) as a substrate. The polyurethane foam (PUF) cubes ...
Independent component analysis application for fault detection in process industries: Literature review and an application case study for fault detection in multiphase flow systems

Pani, Ajaya Kumar (Elsevier, 2023-03)

In process industries, early detection and diagnosis of faults is crucial for timely identification of process upsets, equipment and/or sensor malfunctions. Machine learning techniques using process data can be used as ...
Machine learning approaches for data-driven process monitoring of biological wastewater treatment plant: A review of research works on benchmark simulation model No. 1(BSM1)

Pani, Ajaya Kumar (Springer, 2023-07)

In the past decade, machine learning techniques have seen wide industrial applications for design of data-based process monitoring systems with an aim to improve industrial productivity. An efficient process monitoring ...
An integrated approach combining randomized kernel PCA, Gaussian mixture modeling and ICA for fault detection in non-linear processes

Pani, Ajaya Kumar (IOP, 2024)

Principal component analysis (PCA) and independent component analysis (ICA), as well as their kernel extensions, have been widely applied in the past for industrial fault detection with Gaussian or non-Gaussian process ...
Reinterpretation of the Geldart A powder classification based on Eulerian–Eulerian CFD simulation

Sande, Priya Christina (De Gruyter, 2022-07)

Geldart classified powders into four categories and assigned each category its own unique characteristic. Geldart A particles, being easily aeratable, show a unique feature of ‘Homogenous expansion’ before bubbling. In ...
CFD analysis of biomass gasification using downdraft gasifier

Sheth, Pratik N. (Elsevier, 2021)

CFD model has been developed for the 2D axisymmetric model of an Imbert downdraft gasifier. The present Model has been validated with experimental data. The model predicts CO, hydrogen, and CO2 with precise accuracy. ...
Multizone model of a refused derived fuel gasification: A thermodynamic Semi-empirical approach

Sheth, Pratik N. (Elsevier, 2022-05)

Substitution of fossil fuels by sustainable energy sources has raised attention worldwide. Refuse derived fuel (RDF), which is the combustible fraction of Municipal solid waste (MSW), is used as an alternative fuel through ...
Recent Progress in Refuse Derived Fuel (RDF) Co-processing in Cement Production: Direct Firing in Kiln/Calciner vs Process Integration of RDF Gasification

Sheth, Pratik N. (Springer, 2022-06)

Refuse-derived fuel (RDF) from municipal solid waste (MSW) is an alternative fuel (AF) partially replacing coal/petcoke in a calciner/kiln of cement plant. The maximum thermal substitution rate (TSR) achieved through RDF ...
CFD analysis of the downdraft gasifier using species-transport and discrete phase model

Sheth, Pratik N. (Elsevier, 2022-11)

In the present study, a 2-D axisymmetric steady-state computational fluid dynamics (CFD) model has been developed for biomass gasification in a fixed bed Imbert downdraft gasifier. A discrete phase model (DPM) based on the ...
Air-CO2 and oxygen-enriched air-CO2 biomass gasification in an autothermal downdraft gasifier: Experimental studies

Sheth, Pratik N. (Elsevier, 2022-10)

The mounting CO2 emission and rapid depletion of fossil fuels are two significant challenges for sustaining growing energy requirements and keeping the environment clean. Biomass gasification using CO2 as a gasifying agent ...
Tar cracking enhancement by air sparger installation in the combustion zone of the downdraft gasifier

Sheth, Pratik N. (Elsevier, 2022-11)

In the present article, experimental studies are performed on Imbert downdraft gasifier using two different air distribution systems (two-nozzle and air-sparger) for the combustion zone. A novel air distribution system ...
Co-processing of petcoke and producer gas obtained from RDF gasification in a white cement plant: A techno-economic analysis

Sheth, Pratik N. (Elsevier, 2023-02)

White cement production, unlike grey cement, depends entirely on ashless conventional fuels (oil, petcoke) to meet its thermal energy requirement. The primary barrier to utilizing any solid alternative fuel in white cement ...
Scientific characterization methods for better utilization of cattle dung and urine: a concise review

Sheth, Pratik N.; Yadav, Sushil Kumar (Springer, 2023-07)

Cattle are usually raised for food, manure, leather, therapeutic, and draught purposes. Biowastes from cattle, such as dung and urine, harbor a diverse group of crucial compounds, metabolites/chemicals, and microorganisms ...
Aspen plus simulation of an inline calciner for white cement production with a fuel mix of petcoke and producer gas

Sheth, Pratik N. (Elsevier, 2023-11)

The white cement industry is facing the challenge of alternative fuel utilization replacing conventional fuel due to the impact of alternative fuel ash on the whiteness of clinker. On the other hand, municipal solid waste ...
Prediction of HHV of fuel by Machine learning Algorithm: Interpretability analysis using Shapley Additive Explanations (SHAP)

Sheth, Pratik N. (Elsevier, 2024-02)

This study presents a novel approach using machine learning techniques to estimate waste materials' higher heating value (HHV), which plays a crucial role in waste-to-energy generation efficiency. The study utilizes a ...
Particle image velocimetry investigations on multiphase flow in fluidized beds: A review

Mohanta, Hare Krishna; Sande, Priya Christina (Elsevier, 2023-03)

Fluidized Beds (FBs) are widely employed in the petroleum and coal energy sector because they offer excellent contact, both in terms of high surface area and long times. The last two decades has seen measurement on multiphase ...
Photovoltaic performance of dye sensitized solar cell based on rutile TiO2 scaffold electrode prepared by a 2 step bi-layer process using molten salt matrices

Roy, Banasri (Elsevier, 2011-08)

Dye sensitized solar cells were made on TiO2 scaffold anodes of rutile particles. These TiO2 scaffold anodes were grown from rutile seeds by using a molten salt synthesis technique. Different thickness coatings of mixed ...
Effect of variable conditions on steam reforming and aqueous phase reforming of n-butanol over Ni/CeO2 and Ni/Al2O3 catalysts

Roy, Banasri (Elsevier, 2014-12)

A comparison of aqueous phase reforming (APR) and steam reforming (SR) of n-butanol (n-BuOH) over Ni(20 wt%) loaded Al2O3 and CeO2 catalysts has been discussed in this paper. The BuOH conversion increases as the system ...
Development of Ni–Sn/Al2O3 Nano Catalysts for H2 Production from Biomass by Aqueous Phase Reforming

Roy, Banasri (Igenta, 2014-07)

Preparation and characterization of nano Ni–Sn/Al2O3 catalysts prepared by Co-precipitation technique has been reported in this paper. Two set of samples have been designed; in first one the metal/support catalyst is ...

Now showing items 21-40 of 344

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