Centre for Sustainable Technologies (CST): Recent submissions
Now showing items 21-40 of 42
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Fate and Remediation of Ammonium-n In Pit Toilet Blackwater
Pit toilets satisfy the sanitation requirement in regions with no access to piped sewerage facilities. Black water discharged from pit toilets is a major source of groundwater pollution. The primary focus of the thesis is ... -
Sustainable and Energy Efficient Treatment Potential of Mixed Algal Consortia for High Nutrient Organic Wastewaters
The increasing levels of generation of nutrient rich wastewaters around the world pose serious challenges where conventional biological and chemical methods of treatment have gradually begun to fail in meeting sustainability ... -
Evaluation of Btex Contamination in Bengaluru Groundwater and Remediation of Contaminated Water Samples
BTEX (benzene, toluene, ethylbenzene, and xylene isomers) are monoaromatic, volatile organic compounds (VOCs) with single benzene ring and various degree of alkylation. US EPA classifies benzene and TEX (toluene, ethylbenzene, ... -
Bioremediation of Mechanically and Biologically Treated Waste Of Bangalore City: An Experimental and Numerical Study
Remediation of the existing MSW dumpsites has received considerable attention these days and there is an urgent need to address this issue in order to maintain the over hygiene of the urban environment. An approach consisting ... -
Syngas Fueled Solid Oxide Fuel Cell (Sofc) – Experiments and Analysis on Gas Characterization and Cell Performance
The present research addresses the complexities involved in the use of syngas as a fuel in a Solid Oxide Fuel Cell (SOFC). Solid oxide fuel cell is an efficient, clean direct energy conversion device. Being a fuel flexible ... -
Algiculture - A Novel Algae Cultivation Technique for Sustinable Algal Biofuel Production and Capture of Green House Gases
Algal biofuel has been shown to have great potential to solve the World’s sustainable energy crisis but technologies for large-scale cultivation are still elusive. While photobioreactors meet very high value algal products ... -
In-Cylinder Experimental and Modeling Studies on Producer Gas Fuelled Operation of Spark Iginited Gas Engines
(2018-08-10)The current work, through experimental and numerical investigations, analyses the process and cycle level deviations in engine response on fuelling multi-cylinder natural gas engines with producer gas. Producer gas is a ... -
Evaluation of the Engineering Properties of Municipal Solid Waste for Landfill Design
(2018-07-18)The objective of this thesis is to evaluate the engineering properties of Municipal Solid Waste (MSW) that are necessary in the design of landfills. The engineering properties of MSW such as compressibility, shear strength, ... -
Vulnerability of Forests to Climatic and Non-Climatic Stressors : A Multi-Scale Assessment for Indian Forests
(2018-06-05)During the 21st century, climatic change and non-climatic stressors are likely to impact forests leading to large-scale forest and biodiversity loss, and diminished ecological benefits. Assessing the vulnerability of ... -
Effect of Extractives and Crude Proteins on the Kinetics of Hydrolysis in a Solid State Bio-Reactor
(2018-04-18)Polymer hydrolysis is the first (and rate limiting) step for biomethanation of heterogeneous biomass feedstock’s. Satisfactory hydrolysis has been difficult to achieve, understand and predict adequately, to run anaerobic ... -
Studies on Modified Clay Additives to Impart Iodide Sorption Capacity to Bentonite in the Context of Safe Disposal of High Level Nuclear Waste
(2018-03-03)It is a generally agreed internationally that high level nuclear wastes containing long-lived radioactive wastes should be disposed in deep and stable geological formations that are 500-1000 m below ground level. Deep ... -
Studies into Thermal Transmittance of Conventional and Alternative Building Materials and Associated with Building Thermal Performance
(2018-03-01)The present investigation is focused on the thermal performance of building materials, specifically their thermal transmittance, and consequent impact on building envelope and building thermal performance. Thermal performance ... -
Reliability Based Approach for Evaluation of MSW Landfill Designs and Site Selection using GIS
(2018-02-28)Dumping of municipal solid waste (MSW) generated due to anthropogenic activities in any barren land or out fields causes severe hazards to human populations, ecosystems and the environment. In order to avoid this, it is ... -
Expermental and Modeling Studies on the Generation of Hydrogen Rich Syngas through Oxy-Steam Gasification of Biomass
(2018-02-20)The present work focuses on the study of biomass gasification process for generating hydrogen rich synthetic gas with oxy-steam as reactants using experiments and modeling studies. Utilization of the syngas as a fuel in ... -
Granular Media Supported Microbial Remediation of Nitrate Contaminated Drinking Water
(2018-01-11)Increasing nitrate concentration in ground water from improper disposal of sewage and excessive use of fertilizers is deleterious to human health as ingestion of nitrate contaminated water can cause methaemoglobinemia in ... -
Integrability Evaluation Methodology for Building Integrated Photovoltaic's (BIPV) : A Study in Indian Climatic Conditions
(2018-01-02)India’s geographical location renders it with ample solar-energy potential ranging from 4-7 kWh/m2 daily and 2,300–3,200 sunshine hours annually. The diverse nature of human settlements (scattered low-rise to dense high-rise) ... -
Algal Bioprocess Development for Sustainable Wastewater Treatment and Biofuel Production
(2017-11-24)Rapid urbanization has led to the generation of enormous wastewater after independence. The domestic wastewater generated in municipalities is rich in nutrients such as carbon, nitrogen and phosphorus along with other ions. ... -
Autoflocculating Mixotrophic Algal Consortia Approach to Sustainable Wastewater Treatement
(2017-10-26)The phenomenon of rapid algal blooms in response to nutrient overloads has been adapted to treat synthetic domestic wastewater. Various algal consortia collected from several eutrophied water bodies were subject to high ... -
Assessment of Environmental Issues And Biodegradation Aspects of Current MSW Practices of Developing Country Metropolises - A Case Study of Bangalore
(2017-10-18)Municipal solid waste (MSW) production has significantly increased in the rapidly urbanizing developing world and also changed composition with increased decomposable organic fraction in MSW (OFMSW) and plastics content. ... -
Experiments And Analysis on Wood Gasification in an Open Top Downdraft Gasifier
(2017-09-26)The thesis, through experimental and numerical investigations reports on the work related to packed bed reactors in co-current configuration for biomass gasification. This study has extensively focused on the gasification ...