Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 70 for “"Energy Requirement"”.
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Characterizing the Energy Requirement of Computer Vision
The energy requirements of neural network learning are growing at a rapid rate. Increased energy demands have caused a global need to seek ways to improve energy efficiency of neural network learning. This thesis aims to establish a baseline on how adjusting basic parameters can affect energy …
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The energy requirements for the normal growth of dairy heifers
… two reasons why more definite knowledge of the energy requirements of growing cattle are desirable. First, the energy requirement of the animal is known to be high and because of the increased cost of feeds with high energy value there is a greater economic demand to know the actual energy …
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Development of 13C Fingerprint Tool and Its Application for Exploring Carbon and Energy Metabolism in Cyanobacterium Synechocystis sp. PCC 6803
… filed nowadays. They can use light as the sole energy source to fix CO2, accumulate biomass, and produce various valuable bio-products. Engineered cyanobacterial species can uptake nutrients from wastes to further reduce the cost. Recently, it is reported that cyanobacteria will provide much …
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The contact stabilization activated sludge process
… for the activated sludge process based on an energy requirement for adsorption of the nutrient onto the organisms. They briefly outlined an alternative bi-substrate hypothesis in which the energy requirement for adsorption fell away. No evidence in support of this alternative hypothesis was …
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Wastewater treatment and energy : an analysis on the feasibility of using renewable energy to power wastewater treatment plants in Singapore
Wastewater treatment is a very energy intensive industry. Singapore has a state-of-the-art wastewater treatment system that uses a number of sustainable techniques that greatly improve its overall efficiency. The centralized Changi Water Reclamation Plant is one of the most advanced treatment …
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Characterisation of Mefloquine accumulation in Plasmodium falciparum
… accumulation, but were not able to demonstrate energy dependent uptake. They later indicated that an energy requirement may be being masked by mefloquine’s ability to bind membrane phospholipids to a large extent (Chevli & Fitch, 1982).Until now no energy requirement for mefloquine accumulation …
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Desalination and its potential for harnessing brine and solar energy in the US Virgin Islands
… efficiency, industrial ecology, and renewable energy were assessed for their application in desalination and contextual relevance to specific desalination processes. Renewable energy was determined to provide the greatest near-term potential for moving towards sustainable desalination. High …
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A STUDY ON PARTICLE SURFACE ROUGHNESS AND ITS IMPACT ON TABLET AND INHALER TECHNOLOGY
… Rougher particles had higher rearrangement energy requirement during tableting, decreasing the energy available for bond formation. The effects of roller compaction on materials of different deformation properties were examined. Roller compaction of elastic material was found to improve …
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Enhanced membrane distillation : analytical and deionization applications
… that it requires a substantially lower thermal energy requirement to power the process. This allows low grade energy sources such as waste heat or solar energy to be used with MD. Compared to concentration processes such as reversed osmosis or ion-exchange, MD does not require specialized …
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Modeling thermal environment of a recirculating aquaculture system facility
… system (RAS) facility depends on minimizing the energy requirements of operating such facilities. The fish growth and water quality aspects of RAS have been studied in considerable details. However, the understanding of the thermal environment of RAS lags behind. A step-wise steady-state thermal …
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Frequency Dependent Mechanical Properties of Elastic Metamaterials with Locally Resonant Microstructures
… This phenomenon was studied from the energy propagation point of view. Based on the monatomic mass lattice model, two band gap formation mechanisms were proposed. For each representative element, considering the time period when effective mass velocity increases from zero to maximum, …
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Development of a volumetric strain influence ground improvement prediction model with special reference to impact compaction
… sake, no attempt is made to predict the energy requirement to achieve the input value of settlement. The model is then verified on fifteen impact compaction profiles at six different sites. A 2 ton-meter dropping mass compactor was also used in the verification process with reasonable …
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Thermodynamic evaluation of cobalt-ferrite based redox reactions for solar thermochemical conversion of CO2 into fuels
… while enabling the production of carbon neutral energy carriers. This study investigates the use of cobalt ferrite (CoFe₂O₄) as a redox-active metal oxide for two step solar thermochemical CO₂ splitting to produce carbon monoxide, a key component of syngas. Analysis showed that increasing εgg …
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OSCILLATING SURGE WAVE ENERGY CONVERTER GEOMETRY OPTIMIZATION FOR DIRECT SEAWATER DESALINATION
… methods for fulfilling this need, but it is an energy-intensive process that is expensive to maintain. Wave energy can be utilized to increase the efficiency of seawater desalination using a wave energy converter (WEC) to lower the external energy requirement. This thesis presents an analysis of …
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The effects of nickel on organic removal and nitrification in the completely mixed activated sludge process
… the maximum yield and the microbial maintenance energy coefficients, Y<sub>max</sub> and k<sub>d</sub>. The results obtained in this study indicated that the soluble COD removal efficiency of the heterotrophic microorganisms was not affected by the 0.77 mg/l nickel concentration. The low …
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Heating, ventilating and air-conditioning system energy demand coupling with building loads for office buildings.
… UK building stock accounts for about half of all energy consumed in the UK. A large portion of the energy is consumed by nondomestic buildings. Offices and retail are the most energy intensive typologies within the nondomestic building sector, typically accounting for over 50% of the nondomestic …
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Molecular Dynamics Simulation of Forsterite and Magnesite Mechanical Properties: Effect of Carbonation on Comminution Energy
… reduction of rock and subsequently comminution energy during the crushing and processing of the ore. We investigated how these materials respond to different physical conditions, such as temperature and strain rate, to understand their behavior under stress. By examining the molecular structure …
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Heat and Mass Transfer Characteristics of Desiccant Polymers
… humidity control and the potential to save energy costs by lowering the latent energy requirement of the supply air stream. The resulting increasing popularity of desiccant-enhanced air conditioning systems has sparked new interest in the search for a better, more efficient desiccant …
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Design of Tactical and Operational Decisions for Biomass Feedstock Logistics Chain
The global energy requirement is increasing at a rapid pace and fossil fuels have been one of the major players in meeting this growing energy demand. However, the resources for fossil fuels are finite. Therefore, it is essential to develop renewable energy sources like biofuels to help address …
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Feasibility Study of Sustainable Energy to Power Wastewater Treatment Plants for Islands
… and public health. Wastewater treatment is very energy intensive as it involves operation of large motors, drives, pumps and other equipment on a 24 hour-a-day basis. Improving quality of sewage treatment to produce more environmentally safe effluent requires more energy. Conventional energy …
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