Authors

Publications

Universal digital controller for power quality and distributed generation systems20060705105206

Universal digital controller for power quality and distributed generation systems

5 luglio 2006
M. S. Carmeli; F. C. Dezza; R. Faranda; G. Marchegiani; M. MauriInternational Symposium on Power Electronics, Electrical Drives, Automation and Motion (SPEEDAM 2006) // 05 July 2006The paper introduces a complete study of a flexible digital control device for a very large number of low voltage power systems with functions of power quality (PQ) and/or distributed generation (DG). The novel aspect of the device is its hardware and software architecture: a modular and object oriented approach allows a high ability in adaptation to different power system topologies. In this work the authors have i...
An unwritten history: liability of the Palestinian State towards the International Community20061215104914

An unwritten history: liability of the Palestinian State towards the International Community

15 dicembre 2006
C. Guglielminotti - D. Santus - A. Meir - Fred A. Lazin - I. Schnell - S. Tallia - G. Cusimano - D. Newman - A. Baskind - M. Hopp - M. Harpaz -A. La Spada - M. Longo AdornoTirrenia Stampatori // 15 December 2006Italian Title: “Contro i muri dell’ignoranza: Riflessioni su Israele, riflessioni da Israele”. The book currently utilised in the course of Geopolitics of the Middle East held at the University of Turin.Download the document...
The Kyoto Protocol and role of the European Union: regulation between tradable-pollution-rights and market policies20070901104725

The Kyoto Protocol and role of the European Union: regulation between tradable-pollution-rights and market policies

1 settembre 2007
Carlalberto Guglielminotti - Prof. SalvadoriEuropean Law and Policy Review, Giappichelli // 1 September 2007Climate change is arguably one of the greatest challenges to the international community. The paper analyzes the United Nation Framework Convention on Climate Change within the context of the international policies as well as the more powerful measures adopted with the Kyoto Protocol in order to reduce greenhouse gases emissions. The paper focuses on the market-based instruments for the achievement of reduction objectives set by the Kyoto Protocol and as well as all related aspects of st...
Fuel Cell based Power System for Backup applications: Telecom Italia and other field test results20070930104611

Fuel Cell based Power System for Backup applications: Telecom Italia and other field test results

30 settembre 2007
Giuseppe Gianolio, Ilaria Rosso, Pierpaolo Cherchi, Francesco Pedrazzo, Aristide Torrelli, Giuseppe CalzettiIntelec 2007, Rome, Italy // 30 September - 4 October 2007Fuel cell power system are currently under test by several different Telecommunication operators worldwide for backup applications. Compared to traditional systems (battery based ups, genset), the PEM fuel cell based power systems have both benefits (higher efficiency and better environmental impact) and drawbacks (higher cost, hydrogen supply need). In this paper a 7 kW fuel cell power system is described and the experimental dat...
A novel small-scale variable speed hydropower emulator using an inverter-controlled induction motor20080104104050

A novel small-scale variable speed hydropower emulator using an inverter-controlled induction motor

4 gennaio 2008
Marco Mauri; Francesco Castelli Dezza; Gabriele Marchegiani2007 European Conference on Power Electronics and Applications // 04 January 2008The test procedure of an electrical drive control generally requires connecting the control to the power converter, the motor and the load. This is an expensive, time and power consuming procedure especially when it is necessary to test new control algorithms or architectures as often happen in renewable energy generation power plants. This paper introduces a low power emulator of a Small Hydropower generator used to develop and test the power quality func...
Advanced control strategy for PQ improvement in PV systems without energy storage device20080729103742

Advanced control strategy for PQ improvement in PV systems without energy storage device

29 luglio 2008
M. S. Carmeli; F. Castelli Dezza; R. Faranda; G. Marchegiani; M. Mauri2008 International Symposium on Power Electronics, Electrical Drives, Automation and Motion // 29 July 2008The use of distributed generating systems based on renewable energy sources has experienced a significant development in the last years. This paper focuses its attention on those based on photovoltaic systems. The intrinsic intermittent nature of this kind of renewable source implies the use of storage to accommodate fluctuations. The present paper proposes a hybrid solution in which photovoltaic source and gas engine a...
GreenShelter for telecom applications. A new generation of shelters for telecom applications integrating fuel cell electric backup and a new cooling approach20080914103609

GreenShelter for telecom applications. A new generation of shelters for telecom applications integrating fuel cell electric backup and a new cooling approach

14 settembre 2008
Giuseppe Gianolio, Ilaria Rosso, Luca Mercante, Francesco Pedrazzo, Giuseppe Simonato, Franco CerianiIntelec 2008, San Diego, USA // 14 - 18 September 2008A new generation of shelter for telecom application has been designed and manufactured. The basic approach was to overcome the limit of the current technology regarding cooling needs and energy consumption as well as maintenance costs and backup autonomy. In this perspective the following elements have been considered: to implement an active cooling with very low energy consumption or passive cooling, to backup the apparatus with fuel cell b...
Hardware in the Loop (HIL) test bench for small-scale Distributed Generation systems Marco Mauri; Francesco Castelli Dezza; Gabriele Marchegiani20081118103403

Hardware in the Loop (HIL) test bench for small-scale Distributed Generation systems Marco Mauri; Francesco Castelli Dezza; Gabriele Marchegiani

18 novembre 2008
Marco Mauri; Francesco Castelli Dezza; Gabriele Marchegiani2008 IEEE International Symposium on Industrial Electronics // 18 November 2008The test procedure of electrical drives for Distributed Generation (DG) systems generally requires the installation of dedicated prototypes on site: this is an expensive, time and power consuming procedure.In recent years, the availability of high performance calculation platforms has made possible to perform these tests using Hardware in the Loop (HIL) test benches before the plant installation. A HIL environment allows reducing costs and saving time becaus...
Hybrid PV-CHP distributed system: design aspects and realization20090825103215

Hybrid PV-CHP distributed system: design aspects and realization

25 agosto 2009
M. S. Carmeli; F. Castelli-Dezza; G. Marchegiani; M. Mauri; L. Piegari; D. Rosati2009 International Conference on Clean Electrical Power // 25 August 2009The use of distributed generating systems, which use a renewable energy source, has experienced a fast development. Moreover, their intermittent nature can be overcome using hybrid systems which combine more energy sources. This paper discusses a full experience in the realization of a hybrid plant which uses an internal combustion engine with cogeneration/trigeneration functionalities and solar source, installed in Delebio, Italy. System des...
Design and development of a 7kW polymer electrolyte membrane fuel cell stack for UPS application20091122102101

Design and development of a 7kW polymer electrolyte membrane fuel cell stack for UPS application

22 novembre 2009
G. Squadrito , G. Giacoppo, O. Barbera, F. Urbani, E. Passalacqua, L. Borello, A. Musso, I. RossoInternational Journal of Hydrogen Energy 35 (2010) 9983-9989 // 22 November 2009This work presents the PEMFC stack design methodology developed at CNR-ITAE, in the frame of a collaboration with an industrial partner, Electro Power Systems (EPS), operating in the Uninterruptable Power Supply (UPS) market. A detailed description of the design procedure of a 7 kW PEMFC stack is reported, starting from technical requirements of the UPS system to experimental tests. Bipolar plate layout, active area sur...
Design and application of a Linux Real Time board for distributed power generation20100217101853

Design and application of a Linux Real Time board for distributed power generation

17 febbraio 2010
Maria Stefania Carmeli; Francesco Castelli Dezza; Gabriele Marchegiani; Marco Mauri; Daniele Rosati2009 35th Annual Conference of IEEE Industrial Electronics // 17 February 2010The use of distributed energy resources is increasing and represents a valid answer to environmental problems and to the significant costs of more traditional energy sources. The need of developing distributed energy systems is strictly related to the need of flexible and scalable high level controller, able to manage control references in order to optimise global system efficiency. This paper proposes a solution based ...
MVDC connection of offshore wind farms to the transmission system20100809101726

MVDC connection of offshore wind farms to the transmission system

9 agosto 2010
M. S. Carmeli; F. Castelli-Dezza; D. Rosati; G. Marchegiani; M. Mauri2010 International Symposium on Power Electronics Electrical Drives Automation and Motion (SPEEDAM) // 09 August 2010This paper describes an innovative Medium Voltage Direct Current electrical grid system (MVDC) for wind farms, based on transformer-less wind turbines, equipped with modular, multilevel converter (M2LC). A comparison between this MVDC system and a traditional MVAC one has been done using EECC (Electrical Energy Conversion Cost) index in order to evaluate the competitiveness of this solution for an offshore wind...
Reduction of motor overvoltage fed by PWM AC drives using a universal model20110915101431

Reduction of motor overvoltage fed by PWM AC drives using a universal model

15 settembre 2011
F. Castelli-Dezza; M. M. Maglio; G. Marchegiani; D. F. Ortega; D. RosatiXIX International Conference on Electrical Machines (ICEM 2010) // 25 October 2010An induction motor model construction and the validation of the model response to a filtering technique is analyzed in this paper. The filter is connected to the rotating machine terminals in order to suppress overvoltages due to the long cables and high frequency pulses of the inverter. With the help of high frequency measurements made by the authors on a 1.1kW induction motor, an accurate simulation with Matlab Simulink™ based on differen...
Design and analysis of a Medium Voltage DC wind farm with a transformer-less wind turbine generator20101025101300

Design and analysis of a Medium Voltage DC wind farm with a transformer-less wind turbine generator

25 ottobre 2010
Maria Stefania Carmeli; Francesco Castelli-Dezza; Gabriele Marchegiani; Marco Mauri; Daniele RosatiXIX International Conference on Electrical Machines (ICEM 2010) // 25 October 2010In recent years, the interest in offshore wind farms has been increased significantly. One of the reasons of this development is the less perceived environmental cost of an offshore wind farm with respect to an in-land one, especially for new installations where big turbines are preferred. However, they have also the advantage of an increased and more constant wind speed, leading to higher and more constant producti...
Identification of the best power plant layout for large offshore wind farms connected via VSC-HVDC links20110527101114

Identification of the best power plant layout for large offshore wind farms connected via VSC-HVDC links

27 maggio 2011
F. Careri, C. Genesi, P. Marannino, M. Montagna, P. Raboni, S. Rossi, et al.Energy Market (EEM), 2011 8th International Conference on the European, 2011, pp. 281-287. // 27 May 2011The overall purpose of this paper is to find out the best choice in terms of generator technology for large offshore wind farms connected to the EHV network by means of VSC-HVDC transmission: besides the traditional benefits compared with HVAC and line commutated HVDC, this technology allows variable frequency operation, in order to increase the overall production of the wind farm. Two different types of generators ...
Reduction of motor overvoltage fed by PWM AC drives using a universal model A. Bezzolato, M. S. Carmeli, L. Frosio, G. Marchegiani, M. Mauri20101025100945

Reduction of motor overvoltage fed by PWM AC drives using a universal model A. Bezzolato, M. S. Carmeli, L. Frosio, G. Marchegiani, M. Mauri

25 ottobre 2010
A. Bezzolato, M. S. Carmeli, L. Frosio, G. Marchegiani, M. MauriProceedings of the 2011-14th European Conference on Power Electronics and Applications (EPE 2011) // 15 September 2011High power photovoltaic plants are usually constituted of the connection of different photovoltaic subfields, each of them with its interface transformer. Different solutions have been studied to improve the efficiency of the whole generation system. In particular, transformerless configurations are the more attractive one from efficiency and costs point of view.This paper focuses on transformerless photovoltaic co...
Reduction of high frequency zero sequence harmonics in parallel connected PV-inverters20110915100808

Reduction of high frequency zero sequence harmonics in parallel connected PV-inverters

15 settembre 2011
A. Bezzolato, M. S. Carmeli, L. Frosio, G. Marchegiani, M. MauriProceedings of the 2011-14th European Conference on Power Electronics and Applications (EPE 2011) // 15 September 2011High power photovoltaic plants are usually constituted of the connection of different photovoltaic subfields, each of them with its interface transformer. Different solutions have been studied to improve the efficiency of the whole generation system. In particular, transformerless configurations are the more attractive one from efficiency and costs point of view.This paper focuses on transformerless photovoltaic co...
Control strategies and configurations of hybrid distributed generation systems20120501100552

Control strategies and configurations of hybrid distributed generation systems

1 maggio 2012
M. S. Carmeli, F. Castelli-Dezza, M. Mauri, G. Marchegiani, D. RosatiRenewable Energy, vol. 41, pp. 294-305 // May 2012Nowadays the use of distributed generating systems, which use a renewable energy source, has experienced a fast development. Moreover, their intrinsic intermittent nature can be overcome using hybrid systems which combine more energy sources. This paper discusses the main topologies which can be adopted for a general hybrid generation system and it focuses on a particular hybrid system which combines two different energy sources, evidencing high level and local level power flo...
Intelligent control for a DC micro-grid system20120907095608

Intelligent control for a DC micro-grid system

7 settembre 2012
M. Martino, Y. F. Quinones, P. Raboni, and Z. ChenUniversities Power Engineering Conference (UPEC), 2012 47th International, 2012, pp. 1-5 // 7 September 2012This paper presents the dynamic response of a DC - micro-grid (DC-MG) controlled in master-slave mode. The benefits of the micro-grids (MGs) are the low cost in terms of power electronics converters and the high reliability and quality, even in case of loss connection to the transmission system. A DC-MG in fact can survive in standalone mode if properly managed. The considered system is made by a photovoltaic array (PV), a wind turbine (W...
Methods to detect and mitigate catalyst support carbon corrosion in PEM fuel cells20120926095428

Methods to detect and mitigate catalyst support carbon corrosion in PEM fuel cells

26 settembre 2012
Denis Bona, Francesco Pedrazzo, Ilaria Rosso, Dennis E. Curtin, Elena M. TressoInternational Workshop on characterization and quantification of MEA degradation processes, Grenoble, France // 26 - 27 September 2012Carbon black based electrodes are generally recognized as state of art for PEM fuel cell technology due to the high performance achieved with relatively low Pt content. However, the catalyst carbon support is prone to carbon oxidation. This leads to loss of catalyst area and overall performance, as well as higher mass transport loss due to an increased flooding tendency.This phenomeno...
Load more