Sfoglia per Autore "Stamatelos, A. M."
Items 1-17 di 17
-
The behaviour of aged three-way catalytic converters in the different modes of legislated cycles
Kandylas, I. P.; Stamatelos, A. M. (2000)Automotive three-way catalytic converters are routinely applied today in the elimination of carbon monoxide, urburned or partially burned hydrocarbons and nitrogen oxides from gasoline engine exhaust gas. Catalyst activity ... -
Effects of B20 on the Operation of a Single-Cylinder Engine Equipped with a SiC Diesel Particulate Filter
Tziourtzioumis, D. N.; Stamatelos, A. M. (2014)This is an experimental and computational study of the effect of a low-percentage biodiesel blend on the operation, diesel filter loading, and fuel additive-assisted regeneration behavior on a conventional, direct injection ... -
Experience gained from the application of basic quality assurance procedures in a Greek university engineering department
Stamatelos, A. M. (2010)During the last decade, significant funding has become available to Greek public universities to support the convergence to the common European space of higher education. In a number of departments, this funding was wisely ... -
Experimental and modeling study on zeolite catalysts for diesel engines
Pontikakis, G. N.; Koltsakis, G. C.; Stamatelos, A. M.; Noirot, R.; Agliany, Y.; Colas, H.; Versaevel, P.; Bourgeois, C. (2001)The work presented in this paper was aimed at detecting, understanding and modeling some critical behavior aspects of zeolite-containing diesel catalysts. An already available mathematical model for precious metal catalysts ... -
Experimental investigation of the effect of a B70 biodiesel blend on a common-rail passenger car diesel engine
Tziourtzioumis, D.; Demetriades, L.; Zogou, O.; Stamatelos, A. M. (2009)The results of engine bench tests of a 2.01 common-rail high-pressure injection passenger car diesel engine fuelled by B70 biodiesel blend are compared with the corresponding results of baseline tests with standard EN 590 ... -
Experimental investigation of the pressure drop in porous ceramic diesel particulate filters
Stratakis, G. A.; Psarianos, D. L.; Stamatelos, A. M. (2002)Understanding of the mechanisms that affect flow and pressure drop in porous ceramic diesel particulate filters is important in the design optimization of this class of diesel exhaust after-treatment systems. Furthermore, ... -
Experimental investigation of the role of soot volatile organic fraction in the regeneration of diesel filters
Stratakis, G. A.; Konstantas, G. S.; Stamatelos, A. M. (2003)This paper involves an experimental investigation of the role of the volatile organic fraction (VOF) adsorbed on the diesel particulate, in the initiation of regeneration of a SiC diesel filter installed on a modern diesel ... -
Experimental validation of a fuel additive assisted regeneration model in silicon carbide diesel filters
Stratakis, G. A.; Pontikakis, G. N.; Stamatelos, A. M. (2004)In this paper, an experimental validation procedure is applied to an improved one-dimensional model of fuel additive assisted regeneration of a diesel particulate filter. Full-scale tests on an engine bench of the regeneration ... -
Flow distribution effects in the loading and catalytic regeneration of wall-flow diesel particulate filters
Stratakis, G. A.; Stamatelos, A. M. (2004)The study of catalytic regeneration characteristics of porous ceramic diesel particulate filters (DPFs) is of growing interest to industry as diesel soot emissions are limited by legislation to levels below 0.01 g/km (for ... -
Identification of catalytic converter kinetic model using a genetic algorithm approach
Pontikakis, G. N.; Stamatelos, A. M. (2004)The need to deliver fast-in-market and right-first-time design for ultra-low-emission vehicles at a reasonable cost is driving the automotive industries to invest significant manpower in computer-aided design and optimization ... -
Investigation of the effect of biodiesel blends on the performance of a fuel additive-assisted diesel filter system
Tziourtzioumis, D. N.; Stamatelos, A. M. (2014)The results of full-scale regeneration tests with a unit silicon carbide diesel particulate filter installed on a single-cylinder diesel engine are presented. Two sets of transient regeneration experiments, one for each ... -
Modeling of hydrocarbon trap systems
Koltsakis, G. C.; Stamatelos, A. M. (2000)Hydrocarbon traps for gasoline engines are promising candidates for cold start emission control, provided that their design is based on a "systems approach". In this paper, an existing CAE methodology for exhaust after-treatment ... -
Modelling three-way catalytic converters: an effort to predict the effect of precious metal loading
Konstantas, G.; Stamatelos, A. M. (2007)The need to deliver ultra-low emitting vehicles at a reasonable cost is driving the automotive industry to invest significant manpower in computer aided design and optimization of exhaust treatment systems. The significant ... -
Mow maldistribution measurements in wall-flow diesel filters
Stratakis, G. A.; Stamatelos, A. M. (2004)Understanding the flow maldistribution phenomena inside porous ceramic diesel particulate filters and their effects on the pressure drop and regeneration characteristics is important for the successful design and modelling ... -
The role of engineering laboratories in the establishment of a quality culture in higher education in Greece
Stamatelos, G. M.; Stamatelos, A. M. (2009)An academic legislative reform of the public university sector was recently initiated in Greece (since 2005). It was designed to respond to the requirements of convergence to a common frame of the European Space of Higher ... -
Thermogravimetric analysis of soot emitted by a modern diesel engine run on catalyst-doped fuel
Stratakis, G. A.; Stamatelos, A. M. (2003)Understanding the mechanisms that affect catalytic activity in porous ceramic diesel particulate filters (DPF) at the temperature range 200 to 400degreesC is important for the successful modeling of the initiation and ... -
Three-way catalytic converter modeling as a modern engineering design tool
Pontikakis, G. N.; Konstantas, G. S.; Stamatelos, A. M. (2004)The competition to deliver ultra low emitting vehicles at a reasonable cost is driving the automotive industry to invest significant manpower and test lab resources in the design optimization of increasingly complex exhaust ...