Alessandro Ferrari

ORCID: 0000-0001-6980-2325
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About
Contact & Profiles
Research Areas
  • Advanced Combustion Engine Technologies
  • Hydraulic and Pneumatic Systems
  • Vehicle emissions and performance
  • Religious Freedom and Discrimination
  • Theology and Canon Law Studies
  • Combustion and flame dynamics
  • Religion and Society Interactions
  • Multiculturalism, Politics, Migration, Gender
  • American Constitutional Law and Politics
  • Combustion and Detonation Processes
  • Real-time simulation and control systems
  • Catalytic Processes in Materials Science
  • Engineering Applied Research
  • Flow Measurement and Analysis
  • Historical and Linguistic Studies
  • Religious Education and Schools
  • Water Systems and Optimization
  • Legal and Labor Studies
  • Electric and Hybrid Vehicle Technologies
  • Aerosol Filtration and Electrostatic Precipitation
  • Archaeological and Geological Studies
  • Cavitation Phenomena in Pumps
  • Ancient Mediterranean Archaeology and History
  • Biodiesel Production and Applications
  • Image Processing Techniques and Applications

Polytechnic University of Turin
2015-2024

Università della Svizzera italiana
2022-2023

University of Insubria
2006-2023

Regione Puglia
2023

Università Cattolica del Sacro Cuore
2023

University of Zurich
2023

University of Brescia
2014-2023

Eni (Italy)
2021-2023

Université de Strasbourg
2021

Fondazione Lanza
2021

Fundamental aspects of Common Rail (CR) fuel-injection-system dynamics were investigated, paying specific attention to the wave propagation induced pressure oscillations and their relationships with system control parameters multiple-injection performance. A detailed experimental analysis pressure-wave phenomena in a last-generation CR Multijet equipment solenoid type was carried out on high performance new test-bench Moehwald-Bosch MEP2000-CA4000 under real engine simulated conditions. The...

10.1115/1.2835353 article EN Journal of Engineering for Gas Turbines and Power 2008-03-28

Full Laboratory Automation is revolutionizing work habits in an increasing number of clinical microbiology facilities worldwide, generating huge streams digital images for interpretation. Contextually, deep learning architectures are leading to paradigm shifts the way computers can assist with difficult visual interpretation tasks several domains. At crossroads these epochal trends, we present a system able tackle core task microbiology, namely global diagnostic bacterial culture plates,...

10.1038/s41467-023-42563-1 article EN cc-by Nature Communications 2023-10-28

Fundamental aspects of Common Rail (C.R.) fuel-injection system dynamics were investigated, paying specific attention to the wave propagation induced pressure oscillations and their relationships with control parameters multiple-injection performance. A detailed experimental analysis phenomena in a last-generation C.R Multijet equipment solenoid type was carried out on high performance new test bench Moehwald-Bosch MEP2000-CA4000 under real engine simulated conditions. The results include...

10.1115/ices2005-1108 article EN 2005-01-01

A rather complete mathematical model for a common-rail injection-system dynamics numerical simulation was developed to support experimentation, layout, and control design, as well performance optimization. The thermofluid of the hydraulic-system components, including rail, connecting pipes, injectors modeled in conjunction with solenoid-circuit electromagnetics mechanics mobile elements. One-dimensional flow equations conservation form were used simulate wave propagation phenomena throughout...

10.1115/1.2925679 article EN Journal of Engineering for Gas Turbines and Power 2008-08-25

In “multijet” common rail (CR) diesel injection systems, when two consecutive current pulses approach each other, a merging of the injections into single one can occur. Such an “injection fusion” causes undesired excessive amount injected fuel, worsening both fuel consumption and particulate emissions. order to avoid this phenomenon, lower limits dwell-time values are introduced in control unit maps by conservatively overestimated threshold, which reduces flexibility multiple-injection...

10.1115/1.2938394 article EN Journal of Engineering for Gas Turbines and Power 2008-12-22

A three-dimensional model of an external gear pump and a new application algorithm for the measurement unsteady flow rate in hydraulic pipes are presented. The experimental delivery ripple was compared with outcomes simulation under different operating conditions. comprehensive computational fluid dynamics high-pressure circuit developed SimericsMP+®. considers clearances, which vary according to shaft angle, between tip tooth inner surface stator, as well flanks teeth that contact. is...

10.1177/0954406220937043 article EN Proceedings of the Institution of Mechanical Engineers Part C Journal of Mechanical Engineering Science 2020-07-09

The effect of the fuel temperature on hydraulic performance a Common Rail diesel injector has been investigated with an integrated experimental-numerical approach. An experimental campaign pertaining to single and double injections performed for tank temperatures ranging from 28°C 68°C. In general, augment in injected mass observed increasing values temperature. Moreover, interaction between main after injection changes dwell time threshold fusion-free increases at nozzle measured compared...

10.1177/14680874231162412 article EN International Journal of Engine Research 2023-03-24

Counting bacterial colonies on microbiological culture plates is a time-consuming, error-prone, nevertheless fundamental task in microbiology. Computer vision based approaches can increase the efficiency and reliability of process, but accurate counting challenging, due to high degree variability agglomerated colonies. In this paper, we propose solution which adopts Convolutional Neural Networks (CNN) for number contained confluent agglomerates, that scored an overall accuracy 92.8% large...

10.1109/embc.2015.7320116 article EN 2015-08-01

Injection systems represent key elements in modern diesel engines because of the fundamental role played fuel spray formation and evolution during combustion phase. For this reason, their design needs attention continuous improvements order to satisfy environmental standards consumer demands. The present work illustrates main phases that form basis an activity hydraulic characterization a solenoid injector for engine applications. performance injection system has been verified by means...

10.1016/j.egypro.2016.11.111 article EN Energy Procedia 2016-11-01
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