Area Ingegneria civile, elettronica, industriale: Recent submissions
Items 281-300 di 353
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Energy retrofit of residential buildings in hot climate
(Universita degli studi di Salerno, 2012-07-10)The topic of the research is to analyze the energetic efficiency of residential buildings in hot climates. The idea comes from the need to analyze the "case of hot climates" separately, as the European directives and all ... -
I luoghi del mare: storia e interventi di recupero dei waterfront. L'esperienza di Salerno nel panorama europeo
(Universita degli studi di Salerno, 2012-07-20)La crisi industriale degli anni ’80 ha comportato la dismissione di molte aree portuali e industriali e il conseguente abbandono di numerose zone sul litorale. Per molte città, persa ogni speranza di espansione industriale, ... -
Models for design and control of a solar-hybrid vehicle with a tracking solar roof
(Universita degli studi di Salerno, 2013-04-09)Our planet faces significant challenges in the twenty-first century because energy consumption is expected to double globally during the first half of this century. Faced with increasingly constrained oil supplies, humanity ... -
Un metodo basato su LDA per la sentiment analysis
(Universita degli studi di Salerno, 2013-03-16)La progressiva diffusione dei social network, sia generalisti (quali Twitter, Facebook o Google+, la recente piattaforma messa a punto da Google) sia specializzati (ad esempio le comunità professionali di Linkedin), ha ... -
Metodi per l'analisi di accessibilità con applicazione al trasporto aereo
(Universita degli studi di Salerno, 2013-04-05)This PhD work performs an exhaustive search on accessibility indicators aimed at quantitative evaluation of the competitiveness of a territory in general or more in the detail of a transport terminal. The work has consisted ... -
Sliding mode control of DC/DC switching converters for photovoltaic applications
(Universita degli studi di Salerno, 2013-03-15)The maximum power point tracking (MPPT) is one of the most important features of a system that process the energy produced by a photovoltaic generator must hold. It is necessary, in fact, to design a controller that is ... -
Development of solid oxide fuel cell stack models for monitoring, diagnosis and control applications
(Universita degli studi di Salerno, 2013-07-26)In the present thesis different SOFC stack models have been presented. The results shown were obtained in the general framework of the GENIUS project (GEneric diagNosis Instrument for SOFC systems), funded by the European ... -
Efficient indexing and retrieval from large moving object databases through dynamic spatio-temporal queries
(Universita degli studi di Salerno, 2012-10-25)Intelligent Transportatin Systems have gained a great importance in the last decades given the growing need for security in many public environments, with particular attention for traffic scenarios, which are daily interested ... -
Text retrieval and categorization through a weighted word pairs approach
(Universita degli studi di Salerno, 2013-03-19)The focus of this dissertation is the development and validation of a novel method for supervised text classification to be used effectively when small sized training sets are available. The proposed approach, which relies ... -
Planning and control of electric distribution networks with integration of wind turbines
(Universita degli studi di Salerno, 2013-03-25)In this thesis, deterministic and probabilistic methods are developed for optimal planning of distribution networks with integration of WTs within a market environment. With regards to the deterministic methods, hybrid ... -
Un metodo di valutazione dell'ergonomia e del comfort delle macchine e dei luoghi di lavoro mediante misura e stima di parametri posturali
(Universita degli studi di Salerno, 2013-04-19)Nel presente lavoro si sono definiti dei parametri antropometrici atti a descrivere i gradi di libertà, gli intervalli di movimento articolare e le posture ammissibili dal corpo umano. Sulla base di tale ricerca bibliografica, ... -
Optimization of SI and CI engine control strategies via integrated simulation of combustion and turbocharging
(Universita degli studi di Salerno, 2013-04-08)Combustion engines have been for a long time the most important prime mover for transportation globally. A combustion engine is simple in its nature; a mix of fuel and air is combusted, and work is produced in the operating ... -
Previsione e prevenzione di eventi idrologici estremi
(Universita degli studi di Salerno, 2013-04-08)Lo studio rivolge l'attenzione ai problemi di difesa dalle piene, ed in particolare all'analisi delle precipitazioni estreme. nelle regioni mediterranee, le caratteristiche climatiche risultano drammaticamente favorevoli ... -
Analysis and design of 4H-SiC bipolar mode field effect power (BMFET)
(Universita degli studi di Salerno, 2013-03-20)Analysis and design of a new Silicon Carbide polytype 4H (4H-SiC) bipolar power transistor are the main topics of this Ph.D. thesis. The device is the Bipolar Mode Field Effect Transistor (BMFET) and exploits the electric ... -
Models and methods for the design of isolated power converters in high-frequency high-efficiency applications
(Universita degli studi di Salerno, 2013-03-19)Isolated power supplies design requires the achievement of overall stress, losses, cost, size and reliability trade-off. This problem is of considerable importance in modern applications of power converters, as for energy ... -
Simulation of supply chains dynamics using fluid-dynamic models
(Universita degli studi di Salerno, 2013-05-07)The aim of thesis is to present some macroscopic models for supply chains and networks able to reproduce the goods dynamics, successively to show, via simulations, some phenomena appearing in planning and managing such ... -
Meso-mechanical analysis of steel fiber reinforced cementitious composites
(Universita degli studi di Salerno, 2013-06-21)The mechanical behavior of cement-based materials is greatly affected by crack propagation under general stress states. The presence of one or more dominant cracks in structural members modifies its response, possibly ... -
Issues in modelling and identification of Discrete Event Systems
(Universita degli studi di Salerno, 2013-03-14)Discrete Event System (DES) are systems whose behavior is governed by discrete events occurring asynchronously over time and solely responsible for generating state transitions. DESs are particularly used in the field of ... -
Sperimentazione e controllo di un veicolo ibrido solare con tetto orientabile
(Universita degli studi di Salerno, 2013-04-09)Da alcuni anni la questione energetico - ambientale è ormai diventata di dominio pubblico, perdendone magari dal punto di vista scientifico, ma diventando in grado di condizionare i comportamenti di una parte sempre crescente ... -
Design and optimization of a protection device for laser weld beads of metal alloys for aerospace applications
(Universita degli studi di Salerno, 2013-09-09)In the present thesis an automated laser welding apparatus was designed and developed in order to perform laser , that allows to achieve laser welding in a controlled, versatile, efficient, reliable, simple, and economical ...