2009-36-0027 || Ano de publicação: 2009
Categoria: Eletro-Eletrônica e Eletrônica Embracarda
Título do Paper: IMPLICATIONS AND OUTCOMES OF CONTROLLING A LED AFS (ADAPTIVE FRONT-LIGHTING SYSTEM) USING FUZZY LOGIC FOR THE SOUTH AMERICAN MARKETS
Autoria: LUCIANO LUKACS
Resumo: The vehicular illumination system has had, in the past decades, huge technological advances such as the use of a light emitting diode (LED) adaptive front-lighting system (AFS), which represents an industry breakthrough in lighting technology and is rapid
2009-36-0030 || Ano de publicação: 2009
Categoria: Emissões
Título do Paper: EXHAUST EMISSIONS FROM A NATURAL GAS FUELLED ENGINE FOLLOWING FTP-75 CYCLE IN BENCH DYNAMOMETER
Autoria: JOSÉ RICARDO SODRÉ
Resumo: The concentrations of carbon monoxide (CO), carbon dioxide (CO2) and oxygen (O2) in the exhaust of a production engine, using gasoline and natural gas as fuels, were determined using the FTP-75 cycle simulated in a bench dynamometer. A four-cylinder, eigh
2009-36-0034 || Ano de publicação: 2009
Categoria: Projetos
Título do Paper: RUBBER SEALING STUDY APPLIED TO BALL BEARING COMPONENTS USING FINITE ELEMENT METHOD.
Autoria: TIAGO RODRIGUES DE FREITAS
Resumo: Several mechanical applications require different levels of protection and effective sealing against dirt and external substances assuring no lubricant leakage, low friction, thermal resistance and long operational life. At the field of ball bearing, rubb
2009-36-0035 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: HEATED INJECTORS FOR ETHANOL COLD STARTS
Autoria: TOBIAS KARL MICHEL HURTER
Resumo: Ethanol is commonly employed as a transportation fuel in Brazil. However, since pure ethanols flash point is 12C, flex-fuel vehicles marketed in Brazil are currently equipped with a redundant fuel system which delivers gasoline during cold starts below [t
2009-36-0038 || Ano de publicação: 2009
Categoria: Transmissões
Título do Paper: MEDIA CLASSES SELECTION FOR HYBRID PEENING
Autoria: RONNIE RODRIGO REGO
Resumo: Hybrid peening is proposed to be applied with objective of improving gears fatigue life with low impact on part manufacturing time. This process consists of na alternative of a conventional dual peening, but with mixing two different media classes in only
2009-36-0040 || Ano de publicação: 2009
Categoria: Eletro-Eletrônica e Eletrônica Embracarda
Título do Paper: TERMINAL SEALING BARRIER IN CORROSION PREVENTION FOR AUTOMOTIVE HARNESS
Autoria: IVAN ALVES DE ALMEIDA
Resumo: Electrical connectors used in the automotive and aerospace architecture are exposed to the most different environmental conditions. In this harsh environmental the harness can be attacked and may loose contact resistance integrity. Consequently, a wide nu
2009-36-0043 || Ano de publicação: 2009
Categoria: Veículos
Título do Paper: USERS PERCEPTION OF THERMAL COMFORT IN VENTILATED AUTOMOTIVE SEATS
Autoria: MARCIO ALVES FERREIRA
Resumo: With passing the years users of automotive vehicles began to be more and more demanding in relation to the comfort in their vehicles. One of the main factors is that in great urban centers many people pass hours in their vehicles, due to the intense traff
2009-36-0046 || Ano de publicação: 2009
Categoria: Ensaios
Título do Paper: FATIGUE BEHAVIOR OF STEELS SAE-1050 AND SAE-4130 USED IN THE PRODUCTION OF RAILWAY AXLES
Autoria: LUIZ GUSTAVO OLIVEIRA
Resumo: Currently the growing need of increase in axle load and numbers of passengers transported by the trains, prompted the railroads all over the world began researches about the development of new materials and heat treatments. The increase of the reliability
2009-36-0047 || Ano de publicação: 2009
Categoria: Transmissões
Título do Paper: POSITION SENSOR FOR SHIFT LEVER
Autoria: JORGE KEVORK KALENDERIAN
Resumo: Across of new developments in camp of the automotive industry, the electronic is incorporatingeven morein systems strictly mechanics, be come more trustful and safe systemsyonder important auxiliary element in energetic efficiencyenlargement of the vehicl
2009-36-0049 || Ano de publicação: 2009
Categoria: Materiais
Título do Paper: CRACK GROWTH OF 2D SMALL SCALE YIELDING MODEL UNDER VARIABLE AMPLITUDE LOADING
Autoria: LUIZ C.H. RICARDO
Resumo: The present work presents the numerical determination of fatigue crack opening and closure stress intensity factors of a C(T) specimen under variable amplitude loading by finite element method. A half compact tension C(T) specimen, assuming plane stress c
2009-36-0050 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: TURBOCHARGED VS. TURBO-COMPOUNDED ETHANOL ENGINE: FUEL-AIR EQUIVALENCE RATIO IMPACT.
Autoria: GUSTAVO DE QUEIROZ HINDI
Resumo: The quest for high efficient internal combustion engines has intensified in the last years due to, among other reasons, increasing fuel costs and the pressure to reduce environmental deterioration. One of the possible alternatives capable of providing the
2009-36-0054 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: DYNAMIC SIMULATION OF PRIMARY BELT DRIVE COMPONENTS APPLIED IN INTERNAL COMBUSTION ENGINES
Autoria: TIAGO PERES BATALHA
Resumo: The primary belt drive is required to synchronize the crankshaft and camshaft of internal combustion engines, keeping the belt tensioned. In order to provide optimum setting of the belt force (compensation of fluctuations in the belt force due to temperat
2009-36-0055 || Ano de publicação: 2009
Categoria: Transmissões
Título do Paper: DOUBLE ROW REGULAR CONTACT BALL BEARING FOR AXLE DRIVES
Autoria: RICARDO SHINDI HOSOKAWA
Resumo: New bearing concept for Axle Drives offers considerable customer benefits - Lower fuel consumption / Reduced running noise even after long service lifeFor the first time ever worldwide, double-row angular contact ball bearings so-called tandem ball bearin
2009-36-0057 || Ano de publicação: 2009
Categoria: Projetos
Título do Paper: DYNAMIC ANALYSIS OF BALL BEARINGS
Autoria: RAFAEL VISCHI CARVALHO
Resumo: The development area of the bearings industry constantly search for a better efficiency and a lower film oil thickness in surfaces with high roughness. However, these considerations cause higher loads and temperatures and lower safety margins for weight a
2009-36-0058 || Ano de publicação: 2009
Categoria: Projetos
Título do Paper: THE INFLUENCE OF THE ELLIPTIC RATIO ON ELASTOHYDRODYNAMICALLY LUBRICATED POINT CONTACTS
Autoria: FÁBIO NONATO DE PAULA
Resumo: Every year, the market expects greater quality and reliability not only from the newly released products, but also from common daily use goods. In this case, even a simple part, as a rolling element bearing, can be the root cause for a product failure, in
2009-36-0059 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: IMPORTANT CONCEPTS IN PRIMARY BELT DRIVE DEVELOPMENT, WHEN APPLIED MECHANICAL AUTOTENSIONER AND NON CIRCULAR CRANK SPROCKET (ID)
Autoria: SÉRGIO ALEXANDRE PRADO FREIRE
Resumo: In the last years the automotive market has raised its requirements regarding fuel consumption, pollutant and noise emissions reduction, in the same time, increasing of system lifetime, but components cost reduction. In order to fulfill such requirements
2009-36-0063 || Ano de publicação: 2009
Categoria: Ensaios
Título do Paper: ASSESSMENT OF METHODOLOGIES FOR THE DETERMINATION OF FORMING LIMIT CURVE (FLC) FOR HIGH STRENGTH STEELS
Autoria: JOSÉ OSVALDO AMARAL TEPEDINO
Resumo: Several methods have been used for experimental determination of the Forming Limit Curves (FLCs) from sheet metals. Among them, the most known and widespread is the Nakazima technique. One of the disadvantages of this technique for FLC-determination of hi
2009-36-0066 || Ano de publicação: 2009
Categoria: Eletro-Eletrônica e Eletrônica Embracarda
Título do Paper: ELECTRICAL / ELECTRONICS FOR RELIABLE SYSTEMS FOR AUTOMOTIVE APPLICATIONS
Autoria: MAURO CARLOS ANDREASSA
Resumo: Experience shows that when a Electrical & Electronic concern is identified in final assembly in an automotive application, the failure analysis is expensive and major time consuming to determine the real root cause, tracing components, subsystems, compute
2009-36-0067 || Ano de publicação: 2009
Categoria: Segurança e Ergonomia
Título do Paper: DESIGN STYLE INFLUENCE ON PEDESTRIAN LEG IMPACTS
Autoria: DANIEL DE MELO BALEKI
Resumo: This paper presents a comparative analysis considering two different vehicle styling and a common energy absorber system. Based on the results, we will able to conclude about the Design Style influences on the pedestrian collisions because more than 70% o
2009-36-0069 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: OPTIMIZATION PROCESS AND ROBUSTNESS CALCULATION FOR ENGINE COMPONENTS RING PACK STUDY CASE
Autoria: MARCOS MANOEL VALVERDE PEREIRA
Resumo: The first proposal for an engine component usually is based on the supplier technical expertise, previous cases and/or selection manuals. Occasionally, this first proposal is also validated by numerical simulation; however, the main purpose is to satisfy
2009-36-0070 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: OPTIMIZATION OF THE WALL THICKNESS OF A PLASTIC VALVE COVER
Autoria: WAGNER ROBERTO DA SILVA TRINDADE
Resumo: Recent advances in hardware and software have allowed to development teams to use their time not only solving common CAE analyses but also thinking about the development of CAE optimization environments. Optimization comes like a tool capable to drive des
2009-36-0076 || Ano de publicação: 2009
Categoria: Materiais
Título do Paper: MODIFYING THE MICROSTRUCTURE AND MECHANICAL PROPERTIES OF A MICROALLOYED STEEL DEVELOPED FOR USE IN THE AUTOMOTIVE INDUSTRY
Autoria: DENISE FERREIRA LAURITO
Resumo: The aim of the present work is to analyse the microstructural changes caused by distinct heat treatments and their relationships with the mechanical properties of a recently developed microalloyed steel with 0.08%C-1,5%Mn. This steel, designated as B550,
2009-36-0079 || Ano de publicação: 2009
Categoria: Emissões
Título do Paper: TECHNOLOGIES FOR CO2 MITIGATION ON LIGHT DUTY VEHICLES - AN OVERVIEW
Autoria: ROGÉRIO NASCIMENTO DE CARVALHO
Resumo: In the last years, worlds general concern about climate changes and their effects on human life have strongly increased. New alternatives to mitigate greenhouse gases (GHG) emission are being developed in many areas, including the mobility industry. Regar
2009-36-0081 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: IMPACT OF THE MILLER CYCLE IN THE EFFICIENCY OF AN FVVT (FULLY VARIABLE VALVE TRAIN) ENGINE DURING PART LOAD OPERATION
Autoria: OSWALDO MENDES FRANÇA JUNIOR
Resumo: In automotive application, spark ignition engines are, most of the time, part load operated, especially in city traffic and this is the most common operation situation of those engines. By eliminating the throttle from load control, the fuel economy can b
2009-36-0083 || Ano de publicação: 2009
Categoria: Veículos
Título do Paper: STRUCTURAL OPTIMIZATION OF A RALLY TIRE
Autoria: DANIEL PERUSSI PUGLIESE
Resumo: Rally competitions are becoming increasingly more competitive and challenging, so all vehicle components are stressed to its limits during a race, and particularly the tires, which are the only part of the vehicle in contact with the aggressive ground of
2009-36-0087 || Ano de publicação: 2009
Categoria: Meio-Ambiente
Título do Paper: HEXAVALENT CHROMIUM DETERMINATION ON ANTI-CORROSION ZINC BASED COATING
Autoria: JÚLIO CESAR DE SOUZA
Resumo: This work aims to study methodologies used to quantitatively dose the hexavalent chromium content in zinc plated passivation, due to the necessity imposed by the European Directive 2000/53/CE to control the specimen’s presence in automotive applications.
2009-36-0088 || Ano de publicação: 2009
Categoria: Materiais
Título do Paper: ADVANTAGES IN THE USE OF IF-STEELS (INTERSTITIAL FREE) FOR DEEP DRAWING PROCESS IN COMPARISON WITH COMMON LOW CARBON STEELS
Autoria: WANDER GOMES SILVA
Resumo: There is a kind of steels, normally called IF steels (interstitial free) whose main feature is a high drawability if compared to the common low carbon steels used in the industry. This property is related to the very low content of interstitial alloy elem
2009-36-0090 || Ano de publicação: 2009
Categoria: Transmissões
Título do Paper: BASIC DYNAMIC LOAD RATING ANALYSIS OF CLUTCH RELEASE BEARINGS
Autoria: GUSTAVO DOS SANTOS GIORIA
Resumo: The design of Clutch Release Bearings (CRB) is usually based on angular contact ball bearings. This kind of bearings supports both axial and radial loads and the load limits depend directly on the contact angle. The CRB has its own particularity, since it
2009-36-0093 || Ano de publicação: 2009
Categoria: Segurança e Ergonomia
Título do Paper: DEVELOPMENT OF FENDER ATTACHMENT WITH COLLAPSIBLE BRACKETS FOR PEDESTRIAN HEAD IMPACT
Autoria: DANIEL DE MELO BALEKI
Resumo: In order to reduce the injuries during the vehicle-pedestrian collisions some alternatives for energy absorption have been applied. On average 27% of the head impacts occur on the hood and fenders and generally a great part of these are fatal injuries. Fo
2009-36-0094 || Ano de publicação: 2009
Categoria: Ensaios
Título do Paper: LIGHT HYBRID ELECTRIC VEHICLES TEST METHODOLOGY
Autoria: FERNANDO ELIAS DE FREITAS FADEL
Resumo: Since 2001, Petrobras Reseach and Development Center, is working with hybrid electric vehicles. This technology is considered quite promising, regarding emissions and fuel consumption reduction. Nowadays, its specially growing fast in USA and Japan. Firs
2009-36-0100 || Ano de publicação: 2009
Categoria: Materiais
Título do Paper: STUDY OF EFFECT OF ALUMINUM CONTENT ON THE SALT-BATH CARBURIZATION AND QUENCHING ON A DIN 16MNCR5 STEEL
Autoria: IVAN AUGUSTO MARTINS
Resumo: The authors objective is to evaluate the influence of aluminum content on the hardness of a DIN 16MnCr5 steel after salt bath carburization and quenching followed by tempering heat treatment. The samples used on the present work were extracted from DIN 16
2009-36-0102 || Ano de publicação: 2009
Categoria: Combustíveis e Lubrificantes
Título do Paper: FUEL CONSUMPTION TECHNICAL AND ECONOMICAL STUDY FOR FLEXIBLE FUEL VEHICLES
Autoria: ANTONIO CARLOS SCARDINI VILLELA
Resumo: Regarding Brazilian fuel market, its largely published that 70% is the hydrated ethanol (H100) gasoline C (E22) price ratio that should be used to choose the cheapest option between these both fuels in flexible fuel vehicles (FFV). Such number comes from
2009-36-0103 || Ano de publicação: 2009
Categoria: Transmissões
Título do Paper: MULTI-BODIES SIMULATION IN AUTOMOTIVE MECHANICAL SYSTEMS - TRANSMISSION APPLICATION
Autoria: FERNANDA PRESTES DA SILVA MELO
Resumo: To overcome the proposals concerning to the reduction of the fuel consumption and gases emissions required by the regulatory councils around the world, but also required by the actual market, since economic vehicles have been more valorized than ever, the
2009-36-0104 || Ano de publicação: 2009
Categoria: Aeroespacial
Título do Paper: DESIGN AND CHARACTERIZATION OF A TELEMETRY SYSTEM FOR LIGHT AIRCRAFT FLIGHT TESTS
Autoria: IGOR MACHADO MALAQUIAS
Resumo: This work presents the project details and test results from the characterization of a a telemetry system intended for light aircraft flight tests. There are presented the results from the tests made with three different types of antenna on the ground sta
2009-36-0105 || Ano de publicação: 2009
Categoria: Aeroespacial
Título do Paper: ANALYSIS OF LIGHT AIRCRAFTS ASSISTED FLIGHT STRATEGIES LOOKING FORWARD TO OPERATION LEARNING TIME REDUCTION AND SAFETY
Autoria: ANTONIO RAFAEL DA SILVA FILHO
Resumo: This work have the objective to develop and research many automatic control and flight assistance strategies that can be used in order to make light airplanes more handle and safe. Usually, light airplanes was operated using techniques that allows the pil
2009-36-0107 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: MEASUREMENT AND ANALYSIS OF DYNAMIC PERFORMANCE OF PRIMARY BELT DRIVE SYSTEM (PBD)
Autoria: EVANDRO DE ALMEIDA LEME
Resumo: The primary belt drive system is designed to synchronize the camshaft in relation to the crankshaft, controlling the gas exchange valves of the internal combustion engine. In the last years the requirements on the PBD system has been increasing to reducti
2009-36-0110 || Ano de publicação: 2009
Categoria: Chassis e Cabine
Título do Paper: SUPPORT BEARING FOR LINK SHAFT OF PASSENGER CAR
Autoria: KLEBERSON GONCALVES SIERRA
Resumo: The goal of this paper is to present an optimized design of support bearing for Link shaft, it is used on small passenger car. The function of link shaft is to transmit the rotation movement from engine to the driven wheel. The Link shaft is assembled bet
2009-36-0113 || Ano de publicação: 2009
Categoria: Materiais
Título do Paper: CORROSION RESISTANCE OF PAINTED GALVANIZED STEELS SUBMITED TO TESTS WITH CHLORIDE IONS
Autoria: CYNTHIA H. S. B. TEIXEIRA
Resumo: The hard demand for the automotive industry for coated steels with high atmospheric corrosion resistance has been supplied by hot dip galvanized (Usigal GI and Usigal GA) and electrogalvanized (Usigalve) steels. This property in these products varies acco
2009-36-0114 || Ano de publicação: 2009
Categoria: Projetos
Título do Paper: COMPARATIVO ENTRE ARQUIVOS DO TIPO STL GERADOS POR DIFERENTES SEQÜÊNCIAS DE COMANDOS EM SISTEMAS CAD
Autoria: GUILHERME CANUTO DA SILVA
Resumo: O desenvolvimento de modelos virtuais é parte integrante do processo de desenvolvimento de produtos (PDP). Os softwares para computer aided design (CAD) permitem a construção de um mesmo sólido com o uso de diferentes sequências de comandos e ou ferrament
2009-36-0115 || Ano de publicação: 2009
Categoria: Aeroespacial
Título do Paper: ANALYSIS OF AN EXTENDED RATE MONOTONIC SCHEDULER WITH SPORADIC OR UNCERTAIN TASKS APPLIED TO A MISSION CONTROL COMPUTER
Autoria: PAULO AUGUSTO VIEIRA
Resumo: This work proposes the analysis of an extended Rate Monotonic Scheduler RMS with sporadic or uncertain tasks and its influence on a Hard Real Time Control System. Given that Systems time requirements are mapped into tasks deadlines, related computing and
2009-36-0117 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: ANALYSIS OF OIL SUMP CONTAMINATION WITH ETHANOL IN FLEX FUEL ENGINES AFTER CRANK AND WARM-UP
Autoria: CLAUDIO M. ENGLER-PINTO
Resumo: A flex fuel engine which operates with high ethanol content fuel can show a significant level of oil sump contamination with ethanol depending on startup coolant temperature and driving behavior. In general, the lower the coolant and the more aggressive t
2009-36-0118 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: HYBRID VEHICLE WITH ENERGY RECOVERY BY THE EXHAUST GASES
Autoria: ADEMIR GONCALO FERREIRA
Resumo: Proposal for use the exhaust gases of an internal combustion engine to generate eletrical power to charge batteries in hYbrid vehicles, especting a increase of autonomy or reduce the batteries weight. The regeneration will occus by a turbo generator. Will
2009-36-0122 || Ano de publicação: 2009
Categoria: Projetos
Título do Paper: VIRTUAL SIMULATOR FOR THE DRIVER FIELD OF VIEW IN VEHICLE PROJECTS
Autoria: JOSÉ LUÍS FARINATTI AYMONE
Resumo: This article proposes the use of computer graphics and virtual reality VRML (Virtual Reality Modeling Language) for the simulation of the driver field of view tests with the column A. The technology of virtual reality has grown in participation over the y
2009-36-0128 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: TOP RING TECHNOLOGY TO LOW FUEL CONSUMPTION FLEX FUELED ENGINES
Autoria: PAULO J. R. MORDENTE
Resumo: Several engine trends point out the increase on mechanical and thermal load on the top ring. Combining it with the use of alternative fuels, where lubrication is critical, the increase of ring resistance to wear and toughness is demanded. This work prese
2009-36-0130 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: FUNCTION PRINCIPLES AND IMPORTANT STEPS TO DEVELOP A VALVETRAIN SYSTEM
Autoria: RUDOLF SCHÜTZER
Resumo: The valve lift, lift duration and sequence of valve movements are specified by the camshaft as it moves. The mechanism is used to transmit the cam lift to the valves and it is subjected to high accelerations and velocity changes. The associated inertial f
2009-36-0131 || Ano de publicação: 2009
Categoria: Projetos
Título do Paper: STRUCTURAL OPTIMIZATION OF A BUS IN ROLLOVER CONDITIONS
Autoria: TOMÁS WAYHS TECH
Resumo: The concern about vehicle passengers safety increases along the years, this can be concluded analyzing the constant evolution of requirements through standards, defining minimum structural rigidity of vehicles under different extreme loads. Otherwise, hig
2009-36-0136 || Ano de publicação: 2009
Categoria: Materiais
Título do Paper: EVALUATION OF HEAT TREATMENT IN CREEP OF TI-6AL-4V ALLOY
Autoria: DANIELI A.P. REIS
Resumo: This study aimed to evaluate the resistance of a Ti-6Al-4V alloy in creep after heat treatments. It was used a Ti-6Al-4V alloy in cylindrical bars forms, forged condition and annealing at 190 oC for 6 hours and cooled in air. The microstructure Ti-6Al-4V
2009-36-0137 || Ano de publicação: 2009
Categoria: Veículos
Título do Paper: THE BUS TRUCK STRUCTURE ASSESSMENT USING SIMPLIFIED MODEL AND GENETIC ALGORITHM
Autoria: AGENOR DIAS DE MEIRA JUNIOR
Resumo: In this proposed work we intend to develop a methodology to assess the bus truck structure behavior when submitted to frontal crash using the simplified model of the truck and Genetic Algorithm. The simplified model consists of a set of flexible or rigid
2009-36-0138 || Ano de publicação: 2009
Categoria: Projetos
Título do Paper: VIRTUAL DESIGN OF AUTOMOTIVE PRODUCTS IN AN APPLICATION OF DATABASE
Autoria: DENIZE REGINA CARNIEL
Resumo: This article presents a methodology for virtual design of products through the application of database \"dvPro\", developed in Microsoft Access, which uses the technology of virtual reality VRML (Virtual Reality Modeling Language) to visualize the final p
2009-36-0146 || Ano de publicação: 2009
Categoria: Suspensão
Título do Paper: DYNAMICAL MODEL OF A FORMULA SAE PROTOTYPE
Autoria: ABRAHÃO MOUTINHO VIEIRA CAMPOS
Resumo: Race cars, such as the Formula SAE competition prototypes, are high performance vehicles which demands a thorough understanding of their dynamics in order to be adequately designed. Among the critical components the front and rear suspensions play a criti
2009-36-0153 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: NUMERICAL STUDY OF THE MIXTURE STRATIFICATION IN AN ETHANOL POWERED IC ENGINE
Autoria: RODRIGO BADIA PICCININI
Resumo: The combustion strategy of stratified-charge for a spark-ignition IC engine (SCSI) aims at providing better control of ignition process thus improving operation at partial load. This might be achieved by splitting a direct injection into two stages (being
2009-36-0155 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: LONGITUDINAL EFFORT IN CRANKSHAFT
Autoria: ANNELISE YUIKO IDEHARA
Resumo: In the last two decades, torsional and axial vibrations of the engine crankshaft have become more severe than before, because of the increase of the engine speed and mean effective gas pressure, and reduction of engine size. Under these new conditions, mo
2009-36-0158 || Ano de publicação: 2009
Categoria: Projetos
Título do Paper: SUSTAINABLE CONSTRAINTS APPLIED ON NEW AUTOMOTIVE INDUSTRY DESIGNS
Autoria: GUIDO MUZIO CANDIDO
Resumo: The aim of the study was to investigate the questions of sustainable effectiveness in automotive industry designs in terms of technical, economical and environment competences, in other words to apply DFE, Design for Environment andDFR,Design for Recyclin
2009-36-0159 || Ano de publicação: 2009
Categoria: Emissões
Título do Paper: NEW DEVELOPMENTS OF THE 3RD GENERATION SFS-FLEX SYSTEM TO MEET PL5/6 EMISSION REQUIREMENTS.
Autoria: MICHAEL PONTOPPIDAN
Resumo: Due to the practically exponential growth of Spark Ignited (SI) integral flex fuel engines for the small and middle segment passenger car market in Brazil the technical development of mixture preparation and combustion control systems has followed a simil
2009-36-0160 || Ano de publicação: 2009
Categoria: Aeroespacial
Título do Paper: USE OF DISSIMILAR HARDWARE ARCHITECTURE TO MITIGATE DESIGN ERRORS IN A FLIGHT CONTROL SYSTEM APPLICATION
Autoria: HUMBERTO MANELLI NETO
Resumo: This paper aims at discussing the use of dissimilar hardware architecture to mitigate DESIGN ERRORS in a flight control system application, as one of the possible design techniques that, combined with the usage of development processes, will satisfy the s
2009-36-0162 || Ano de publicação: 2009
Categoria: Eletro-Eletrônica e Eletrônica Embracarda
Título do Paper: SILICONE CONFORMAL COATINGS FOR PROTECTION OF AUTOMOTIVE ELECTRONICS
Autoria: EMIR CARLOS DEBASTIANI
Resumo: Conformal coatings are liquid curable coatings that protect electronic printed circuit boards from moisture and contaminants, which can cause short circuits and corrosion of conductors and solder joints. Moisture also accelerates dendritic growth and the
2009-36-0163 || Ano de publicação: 2009
Categoria: Segurança e Ergonomia
Título do Paper: INNOVATIVE SOLUTIONS FOR BODY WEIGHT REDUCTION - STRUCTURAL ADHESIVES AND FOAMS
Autoria: PABLO MOREIRA PACCA
Resumo: It is no news that the automotive engineering body has been challenged to design vehicle body-in-whites (BIW) to accommodate passive and active safety systems, include functional attributes such as panorama windows, facilitate passenger access, increase l
2009-36-0167 || Ano de publicação: 2009
Categoria: Projetos
Título do Paper: DETERMINATION OF OIL FLOW RATE AND PRESSURE IN A LUBRICATION PUMP OF LOW CAPACITY MOTORCYCLES THROUGH EXPERIMENTAL ANALYSIS.
Autoria: FABIO RENATO CAMARGO SIRBONE
Resumo: In any project for an oil pump for cars and motorcycles, it is important to determine the relevant physical specifications; such as temperature, flow rate, and pressure as a function of rotation speed. Most oil pumps used in cars and motorcycles are made
2009-36-0168 || Ano de publicação: 2009
Categoria: Materiais
Título do Paper: CORROSION RESISTANCE OF GALVANIZED STEEL
Autoria: EVANDRO DE AZEVEDO ALVARENGA
Resumo: The corrosion resistance of galvanized steels is discussed in this work. The metallic coatings were obtained by electrogalvanizing and hot dip galvanizing processes and the panels for corrosion tests were phosphatized and painted in industrial lines of au
2009-36-0169 || Ano de publicação: 2009
Categoria: Materiais
Título do Paper: COMPARISON OF TRIBOLOGICAL ASPECTS OF POLYPHTHALAMIDE STRENGTHENED WITH FIBER GLASS FRONT HIGH STEEL CARBON
Autoria: ANTÍDIO DE OLIVEIRA SANTOS NETO
Resumo: With the objective of the substitution of metallic materials for a polymer, poliphthalamide (PPA), in applications that involve wear with factors of low pressure and low speed (PV), and temperatures below 100C, were studied tribological aspects of the pol
2009-36-0171 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: LUBRICATION INVESTIGATION OF A NON-STRAIGHT INTERNAL COMBUSTION ENGINE HYDRODYNAMIC BEARING
Autoria: ROBSON FERREIRA DA CRUZ
Resumo: In order to achieve new emission regulations, the peak cylinder pressure (PCP) is steadily being increased and as a consequence the loads applied on the cranktrain have increased significantly over the last decade. The higher loads have forced a complete
2009-36-0172 || Ano de publicação: 2009
Categoria: Gestão e Desenvolvimento de Produtos
Título do Paper: PRODUCT DEVELOPMENT PROCESS: A CASE STUDY IN A TURBOCHARGER COMPANY
Autoria: RICARDO MALAGODI CALIARI
Resumo: The aim of this work is to adapt a product development process model for BorgWarner Brazil (Turbo Systems division). Campinas plant has not had an integrated model, meanwhile they have been working with different models from USA and Europe plants. Those m
2009-36-0173 || Ano de publicação: 2009
Categoria: Ruídos e Vibrações (NVH)
Título do Paper: ACOUSTIC PARTICLE VELOCITY SENSORS FOR END OF LINE CONTROL
Autoria: ANDRÉ DE OLIVEIRA
Resumo: Acoustic particle velocity sensors can be an alternative sensor category for end of line testing next to microphones, accelerometers or scanning laser vibrometers. As any other category of transducers, particle velocity has its specific features. The acou
2009-36-0174 || Ano de publicação: 2009
Categoria: Projetos
Título do Paper: THE USE OF DOE IN THE IMPROVEMENT OF PRODUCT DEVELOPMENT PROCESS
Autoria: FRANCISCO J. S. HENRIQUES
Resumo: The focus of product development is each more in minimum launch failures rate and maximum reliability. For this, were create tools like FMEA that focus in looking for the effects once already knew the cause of failure, the FTA (Fault Tree Analysis) that k
2009-36-0176 || Ano de publicação: 2009
Categoria: Suspensão
Título do Paper: ROBUST SEMI-ACTIVE SUSPENSION SYSTEM CONTROL FOR PICKUP TRUCK
Autoria: CLAUDIO CRIVELLARO
Resumo: This paper pursue to disseminate the work of development done in recent years with the goal to develop, simulate and test a semi-active control applied to pick-up trucks in order to improve the comfort and safety. This semi-active system was based on Magn
2009-36-0179 || Ano de publicação: 2009
Categoria: Materiais
Título do Paper: NANOBOR - REINFORCED CHROMIUM TOP RING COATING FOR DIESEL ENGINES APPLICATION
Autoria: EDMO SOARES
Resumo: For years the chromium ceramic coating has proved its good resistance when applied for Diesel engines subjected to severe operational conditions. However, given the constant increase of engine demands and the concern of low gas emissions, demands for high
2009-36-0183 || Ano de publicação: 2009
Categoria: Segurança e Ergonomia
Título do Paper: DYNAMIC PERFORMANCE OF CHILD RESTRAINTS WITH TWO-POINT BELT SECUREMENT
Autoria: MARIA LOFFREDO
Resumo: Three different models of forward-facing CRS were evaluated dynamically using a two-point belt fixation (FMVSS 213 Standard). Ann additional test was conducted with one same model of CRS but using the three-point belt fixation. Results showed that CRS per
2009-36-0188 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: INSCREASING OF CRANKSHAFT STRUCTURAL STRENGTH BY MEANS OF USING NON-STRAIGHTBEARINGS SO CALLED U-SHAPE BEARING
Autoria: ALEX DE SOUZA RODRIGUES
Resumo: Nowadays, there is a demand for ICE (Internal Combustion Engines) with higher PCP (Peak Cylinder Pressure) in order to improve the engine performance and decrease the level of emissions. Due to this PCP increasing, the engine components must have higher s
2009-36-0189 || Ano de publicação: 2009
Categoria: Projetos
Título do Paper: SPOT WELD FATIGUE DURABILITY PERFORMANCE THROUGH THE USE OF FEA
Autoria: DANILO STOCCO
Resumo: The sheet metal joining through spot welding is the most widely used process for automotive body building, where an average vehicle has around 5,000 spot welding points in its structure. In this sense, the spot welding project is critical to the final pro
2009-36-0190 || Ano de publicação: 2009
Categoria: Eletro-Eletrônica e Eletrônica Embracarda
Título do Paper: ELECTROMAGNETIC COMPATIBILITY (EMC) APPLIED TO AUTOMOTIVE MODULES
Autoria: CARLOS VERRE JUNIOR
Resumo: The electromagnetic compatibility has been evaluated in the components and vehicle systems, in isolation, and the vehicle as a whole, already assembled with its numerous electrical and electronic equipment. The reason for this growing concern is the incre
2009-36-0191 || Ano de publicação: 2009
Categoria: Combustíveis e Lubrificantes
Título do Paper: RADIAL SURFACE BEARING OPTIMIZATION FOR INTERNAL COMBUSTION ENGINES
Autoria: BRUNO SALLES
Resumo: The aim of this work is to develop a computational algorithm for bearing surface shape optimization. The algorithm uses the Elastohydrodynamic lubrication theory that takes into account the elastic bearing deformation due to hydrodynamic pressure distribu
2009-36-0192 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: LASER SURFACE TEXTURING OF THRUST-WASHERS
Autoria: DENYS DA CUNHA FLORES
Resumo: This work presents an experimental study to analyze the influence of laser surface texturing on engine thrust-washers performance. Thrust-washers were surface textured and compared to a conventional one. Textured thrust-washers have a potential advantage
2009-36-0195 || Ano de publicação: 2009
Categoria: Projetos
Título do Paper: COMPARATIVE ANALYSIS AMONG METAL SHEETS USED IN HEAT SHIELDS MANUFACTURING.
Autoria: MARCOS MARTAU POZIOMYCK
Resumo: Thermal acoustic protective shields, commonly called heat shields or protective shields, are automotive components designed to prevent the heat propagation produced by the exhaust manifold system of the engine. Due to the high temperatures generated durin
2009-36-0199 || Ano de publicação: 2009
Categoria: Transmissões
Título do Paper: ENERGY EFFICIENCY EQUIPPED SOLUTIONS FOR DRIVELINE APPLICATIONS - A CONTRIBUTION TO SUSTAINABILITY AND REDUCTION CO2 - EMISSION
Autoria: DANIEL CHIMELLO LEITE
Resumo: The bearing industry has been working on innovative concepts to reduce friction in the vehicles powertrain. Being part of the driveline the various gearbox types offer still a certain potential of reducing mechanical power loss while transfering engine po
2009-36-0200 || Ano de publicação: 2009
Categoria: TI - Tecnologia da Informação
Título do Paper: INTELLIGENT SYSTEM ARCHITECTURE FOR VIRTUAL SENSING OF OXYGEN IN BI-FUEL VEHICLES
Autoria: THIAGO RICHTER
Resumo: The automotive industry is one of the most important sectors in Brazilians economy and all over the world. In recent years, this industry has been forced to improve the performance of their produced vehicles and to reduce their costs. One of the landmarks
2009-36-0203 || Ano de publicação: 2009
Categoria: Ruídos e Vibrações (NVH)
Título do Paper: A BALANCED APPROACH FOR WIND NOISE CONTROL
Autoria: MÁRCIO CALÇADA
Resumo: A balanced approach to control wind noise is presented in this paper. This approach is focused on improved sound insulation and low mass. Initially, Sound Transmission Loss (STL) measurements of tempered, standard laminated and acoustic laminated glasses
2009-36-0207 || Ano de publicação: 2009
Categoria: Projetos
Título do Paper: STUDY BETWEEN CONVENTIONAL AND INDUCTION HEAT TREATMENT PROCESS FOR DIN 100 CR6 BEARING STEEL
Autoria: DANIEL CHIMELLO LEITE
Resumo: The quenching of the carbon-chromium steel is one of the most critical steps for the process during the outer ring bearing manufacture, because the cooling may cause dimensional distortions (out-of-roundness) on the parts. This essay comparing two quenchi
2009-36-0209 || Ano de publicação: 2009
Categoria: Projetos
Título do Paper: IMPLEMENTATION OF A CORRELATION TECHNIQUE FOR FUEL TANK SLED CRASH TEST
Autoria: MÁRCIO EDUARDO SILVEIRA
Resumo: The fuel tanks produced in sheet metal forming needs to attend safety requirements regarding the vehicle collision. One of the validation tests is the sled crash test. This test is based on the impact of a sled with a certain profile and energy (defined b
2009-36-0212 || Ano de publicação: 2009
Categoria: Aeroespacial
Título do Paper: DEVELOPMENT OF NA UAV FLIGHT/NAVIGATION/TRAINNING SYSTEM USING COTS FLIGHT SIMULATOR
Autoria: RODRIGO KUNTZ RANGEL
Resumo: In this paper we present the development of an auxiliary system of Simulation/Navigation/Trainning to be using at UAV system. The presented system independs of a specific UAV aircraft. It is possible to pilot the UAV remotely from a ground station equippe
2009-36-0219 || Ano de publicação: 2009
Categoria: Veículos
Título do Paper: EXPERIMENTAL EVALUATION OS THE IMPACT OF THE NEW EMISSIONS LIMITS ON THE VEHICLE FLOOR TEMPERATURE
Autoria: GUSTAVO INÁCIO BICALHO
Resumo: The Kyoto Protocol established the reduction of pollutant emissions limits for all sectors of industrial economy in 8%, compared to 1990s levels, to be adopted in the period between 2008 and 2012. Since then, the European Union defined a progressive scale
2009-36-0228 || Ano de publicação: 2009
Categoria: Materiais
Título do Paper: EVALUATION OF SPOT WELDABILITY OF AHSS (DP800)
Autoria: RAMSÉS FERREIRA DA SILVA
Resumo: Dual phase steels are increasingly required by the automobile industry, aiming at the reduction of fuel consumption and the increase of safety of the automobiles. However, the welding of dual phase steels deserves some precautions when compared with the l
2009-36-0230 || Ano de publicação: 2009
Categoria: Projetos
Título do Paper: 1-D MODEL DEVELOPMENT TO STUDY THE DYNAMIC BEHAVIOR OF THE MECHANICAL DIODE CONFIGURATION APPLIED TO ONE-WAY CLUTCH (OWC)
Autoria: ALVARO CANTO MICHELOTTI
Resumo: Two types of One-Way Clutch (OWC) are commonly used in automotive applications the roller and the sprag types. Those devices are applied, for instance, in starter drives and alternator overrunning pulleys. Both configurations rely on a cammed or wedge pro
2009-36-0238 || Ano de publicação: 2009
Categoria: Projetos
Título do Paper: THE USE OF DISCRETE WAVELET TRANSFORM IN ROAD LOADS SIGNALS COMPRESSION
Autoria: GUSTAVO SOUZA ANDRADE
Resumo: Wavelets are a powerful mathematical tool which was created to improve time-frequency decomposition of signals, assessing it in different scales in a multi-resolution field allowing the analysis of different aspects of the information. Despite being a rel
2009-36-0242 || Ano de publicação: 2009
Categoria: Eletro-Eletrônica e Eletrônica Embracarda
Título do Paper: ANALYSING SAE J1939 MESSAGES WORST CASE RESPONSE TIME
Autoria: MARCIO FOLLY DE CAMPOS
Resumo: The growth of embedded electronics, communication networks in vehicles, and distributed systems has lead to studies related to the scheduling and timing restrictions of these systems. A set of models and calculation methods related to the message latency
2009-36-0243 || Ano de publicação: 2009
Categoria: Veículos
Título do Paper: DEVELOPING THE AUTOMATED MANUAL TRANSMISSION (AMT-DUALOGIC) IN PASSENGER VEHICLES FOR THE BRAZILIAN MARKET
Autoria: BRUNO FELIPE LUCAS MARTINS
Resumo: In the great cities the heavy traffic is a fatiguing and uncomfortable time to the driver. Currently the option of the automatic transmission, that would provide more comfort in the heavy traffic, is rare and expensive, being only available in vehicles of
2009-36-0244 || Ano de publicação: 2009
Categoria: Materiais
Título do Paper: ANALYSIS OF MECHANICAL BEHAVIOR IN BENDING OF POLYMER COMPOSITES USING THE FINITE ELEMENTS METHOD
Autoria: FERNANDO DE AZEVEDO SILVA
Resumo: The use of composite materials has increasing in the recent decades, mainly in the aeronautics and automotives industries. These materials belong to a very wide class, being from polymeric reinforced with fibers, materials hybrid metal/composite and struc
2009-36-0245 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: VARIABLE COMPRESSION RATIO ENGINES
Autoria: MAURILIO DE BORTOLI CASSIANI
Resumo: The main focus of this work is to study variable compression ratio engines. The study begins with an analysis of the benefits of a variable compression ratio for Otto Cycle engines. It were investigated the compression ratio engine mechanisms that already
2009-36-0247 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: MISFIRE DIAGNOSTIC FOR FLEX VEHICLES - A CASE STUDY
Autoria: ALEXANDRE MOURA DA SILVEIRA
Resumo: The exigency of misfire diagnosis is an important part of the OBDBr-2 Normative Instruction that will be valid from January, 1st 2010. OBD means an on-board diagnostic system for emission control which must have the capability if identifying the likely ar
2009-36-0251 || Ano de publicação: 2009
Categoria: Ruídos e Vibrações (NVH)
Título do Paper: A STATISTICAL ENERGY ANALYSIS OF LIGHTWEIGHT MATERIALS FOR ENGINE NOISE CONTROL
Autoria: TÉO LENQUIST ROCHA
Resumo: In the last decades, there has been an increasing demand for vehicle noise control and, at the same time, fuel economy has become critical for the automotive industry. In this paper the methodology of Statistical Energy Analysis (SEA) is employed to predi
2009-36-0258 || Ano de publicação: 2009
Categoria: Projetos
Título do Paper: FUNCTIONAL MODELING OF THE POWERTRAIN SYSTEM OF A HYBRID VEHICLE
Autoria: RICARDO RELVAS BARTILOTTI
Resumo: The automotive industry's recent push towards developing electric and hybrid electric vehicles is a direct response to the growing global pressure due to environmental concerns and has resulted in a search for significantly cleaner and more efficient vehi
2009-36-0260 || Ano de publicação: 2009
Categoria: Veículos
Título do Paper: MAPPING FLEX FUEL FLEET IN BRAZIL POTENTIALLY AFFECTED BY CRITICAL CONDITIONS OF ETHANOL COLD START AND THE EFFECTS OF A FUEL HEATING TECHNOLOGY
Autoria: GILMAR ALVES DE PAULA JUNIOR
Resumo: The usage of ethanol as auto fuel is a reality in the Brazilian since 70s. In 2009, 88% of vehicles produced for local market have flex fuel technology. The benefits of the Ethanol are: sustainability, lower emission level, and cost competitiveness. Thoug
2009-36-0261 || Ano de publicação: 2009
Categoria: Veículos
Título do Paper: PROBABILITY OF OCCUPANT'S INJURIES DUE TO ROLLOVER CRASHES - COMPUTATIONAL METHODS
Autoria: ANDERSON DE LIMA
Resumo: Rollover crashes are responsible for more than 20% of total passengers deaths in vehicular accidents. Every year a higher number of consumers have been critically injured in rollovers, which translates into hundreds of millions of dollars of unnecessary h
2009-36-0266 || Ano de publicação: 2009
Categoria: Transmissões
Título do Paper: MANUAL TRANSMISSION SHIFTER SYSTEM: NA APPROACH TO DEFINE DESIGN PARAMETERS TO ACHIEVE QUALITY AND COMFORT IN SHIFTING
Autoria: HERBERT TADEU VILABOIM OLIVEIRA
Resumo: The challenge to develop a project that achieves a better comfort on shifting gears in manual transmissions is mainly directed to the parameters subjectivity. Parameters such as comfort and quality in shifting gears are very difficult to measure and contr
2009-36-0267 || Ano de publicação: 2009
Categoria: Veículos
Título do Paper: COMPUTATIONAL METODOLOGIES FOR VEHICLE ROOF STRENGTH ASSESSMENT TO PREVENT OCCUPANTS INJURY IN ROLLOVER CRASHES
Autoria: ANDERSON DE LIMA
Resumo: Among all types of vehicle crashes, rollover is the most complex and yet least understood. During the last decades, a constant increase in the studies involving rollover crashes and injuries associated with it can be observed. Although the rollover is not
2009-36-0274 || Ano de publicação: 2009
Categoria: Ensaios
Título do Paper: CORRELATION BETWEEN NUMERIC SIMULATION AND EXPERIMENTAL RESULTS ON INTAKE MANIFOLD DEVELOPMENT
Autoria: MARCELO RENATO CAVAGLIERI
Resumo: Intake manifolds have an important function on pollutants emission, which physical characteristics like regular air pressure loss and difference among runners are some factors that influences on performance and fuel consumption. To a fast development of n
2009-36-0276 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: EFFECTS OF SWIRL MOTION ON METHANE HOMOGENEOUS COMBUSTION IN THE AVL TRI-FLOW SYSTEM
Autoria: EDILSON DE CASTRO VIANA
Resumo: The main challenge of the internal combustion engine industry is strongly related to the development of products that satisfy both the current and future legislation standards for pollutant emission and the increasing market demand for high efficiency ene
2009-36-0286 || Ano de publicação: 2009
Categoria: Ensaios
Título do Paper: INFLUENCE OF VARIABLE DISPLACEMENT OF SWASH-PLATE ON THE FUEL CONSUMPTION
Autoria: RICARDO DE OLIVEIRA SILVA
Resumo: This job has as target to show a comparative mechanic and exegetic analysis between swash-plate compressors of 100 cm and 135 cm, with regard to fuel consumption. The analysis was done in bi-fuel 1,0L vehicles, in the following test conditions: vehicle in
2009-36-0292 || Ano de publicação: 2009
Categoria: Ruídos e Vibrações (NVH)
Título do Paper: IMPROVEMENT OF SOUND ABSORPTION MATERIAL FOR DIESEL ENGINE COVER
Autoria: MÁRCIO CALÇADA
Resumo: In this work the acoustic treatment of an engine cover was designed based on airflow resistance and sound absorption data. Single layer and multilayer treatments with measured airflow resistance were employed to reduce noise radiated by a diesel engine. T
2009-36-0293 || Ano de publicação: 2009
Categoria: Veículos
Título do Paper: NEW DEVELOPMENTS REGARDING TRUCK DIESEL MONITORING SYSTEM
Autoria: LUCIANO P. LUKACS
Resumo:
2009-36-0294 || Ano de publicação: 2009
Categoria: Eletro-Eletrônica e Eletrônica Embracarda
Título do Paper: OPTIMIZING J1939 MESSAGES RESPONSE TIME BY USING EVOLUTIONARY ALGORITHMS
Autoria: MARCIO FOLLY DE CAMPOS
Resumo: The J1939 protocol is a SAE standard used in commercial vehicles CAN and others. Due to the electronics increasing in networks some strategies must be implemented in order to allow more messages without harm the current messages time restriction. The stra
2009-36-0299 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: COMPARISON OF DYNAMICAL MODELS FOR INTERNAL COMBUSTION ENGINES
Autoria: GUILHERME NEVES
Resumo: There has been an increasing interest of the automotive industry for making lighter and more efficient mechanical components. Based on that, fuel consumption, pollutant and cost reductions may be achieved. In this work, three different methodologies for
2009-36-0300 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: NUMERICAL AND EXPERIMENTAL ANALYSIS OF A COLD START SYSTEM USED IN FLEX FUEL ENGINES WITH HEATING OF ADMISSION AIR AND ETHANOL
Autoria: LUÍS CARLOS MONTEIRO SALES
Resumo: The use of pure ethanol or the prevailing of it in the mixture with gasoline in flex fuel engines, led to a necessity of an auxiliary system to the cold start andengine functioning. Ethanol chemical properties can be used to explain this necessity. Ethano
2009-36-0301 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: ROBUST DESIGN OF A VALVE TRAIN SYSTEM WITH HYDRAULIC TAPPET BY USAGE OF KINEMATIC AND DYNAMIC ANALYSIS
Autoria: MARCOS BERNHARD PINTO
Resumo: The development of a valve train system has to be robust enough to warrant a perfect running through the entire internal combustion engine lifetime and at the same time, optimize components costs, materials and production processes. This Paper will prese
2009-36-0308 || Ano de publicação: 2009
Categoria: Emissões
Título do Paper: THE POTENTIAL OF WATER IN DIESEL EMULSIONS AS A FUEL TO REDUCE IN CYLINDER EMISSION FORMATION ON DIESEL ENGINES
Autoria: ANDRÉ SPERL
Resumo: With standards for emissions of pollutants more stringent, and the fierce competition of products, it is necessary to develop technologies to improve emissions of pollutants, to meet future more stringent emission standards such as Euro V and Euro VI, sys
2009-36-0310 || Ano de publicação: 2009
Categoria: Chassis e Cabine
Título do Paper: COMPARISON OF COMPONENTS APPLIED IN AIR CONDITIONING SYSTEMS BASED ON STANDARD WORKING FLUIDS AND ON CO2 (R744)
Autoria: RICARDO RÍPOLI
Resumo: The increasing rate of vehicles with air-conditioning and the greenhouse potential of the standard working fluids (for example R134a) used in such installations requires revision of the system. CO2 air-conditioning (R744) provides na environmental-friendl
2009-36-0311 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: CONTINUOUSLY VARIABLE CAM PHASER BEHAVIOR STUDY IN A FLEX FUEL INTERNAL COMBUSTION ENGINE
Autoria: CARLOS FELLIPE VIANA SOARES
Resumo: In actual days the emission and fuel consumption issues are becoming more and more essential to develop an engine. To reach acceptable results, different mechanisms to provide valve timing variation are tending to be widely used. The objective of this wor
2009-36-0312 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: ANALYSIS OF SPARK IGNITION ENGINE KNOCK SIGNALS USING FOURIER AND DISCRETE WAVELET TRANSFORM
Autoria: RODRIGO CECCATTO GERARDIN
Resumo: The most important challenge in knock detection is to detect its intensity. Depending on the phenomenon characteristic the spark ignition calibration can be optimized. For this reason, the scope of this paper is the use the Discrete Wavelet Transform (DWT
2009-36-0315 || Ano de publicação: 2009
Categoria: Veículos
Título do Paper: AIR FLOW DISTRIBUTION ANALYSIS IN AN AUTOMOTIVE HEAT EXCHANGER
Autoria: GETÚLIO GUSMÃO DUTRA
Resumo: One problem regarding the radiator project for automotive systems is doing it in an optimized way. The external air flow is not perfectly uniform along the radiator area due to the frontal vehicle design and the use of fans, with or without a converging s
2009-36-0316 || Ano de publicação: 2009
Categoria: Meio-Ambiente
Título do Paper: IMPLEMENTING DESIGN FOR ENVIRONMENT IN AUTOMOTIVE INDUSTRY: REVIEWING CHALLENGES AND TRENDS
Autoria: RICARDO RIPOLI
Resumo: The Design for Environment (DfE) comprehends multidisciplinary knowledge that intends to minimize and avoid environmental impacts. DfE provides to engineers and product designers tools, procedures, methodologies and information about environmental aspects
2009-36-0319 || Ano de publicação: 2009
Categoria: Qualidade e Produtividade
Título do Paper: GENCHI GENBUTSU A SUCCESSFUL TOOL FOR QUALITY IMPROVEMENT DURING THE PRODUCT DEVELOPMENT PROCESS
Autoria: JOEL SOARES DOS ANJOS
Resumo: The automotive competition is growing every day, and automotive products (vehicles and components) are often developed in one country though its made based on o global architecture, used and applied in other markets, and with the high competition between
2009-36-0322 || Ano de publicação: 2009
Categoria: Ensaios
Título do Paper: PRESSURE DROP ON RAPID PROTOTYPING AND FINAL PRODUCT INTAKE MANIFOLDS
Autoria: THOMAS MACIEL MOURA
Resumo: In this paper an intake manifold has its performance evaluated as a SLS technique rapid prototype and the final plastic molded product. The main difference between these manufacturing methods is the surfaces roughness. A comparison of the flow characteris
2009-36-0327 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: SIMULATION OF A NEW SPARK-IGNITION INTERNAL COMBUSTION ROTARY ENGINE
Autoria: JOSE ALBERTO REIS PARISE
Resumo: In the present work a mathematical model was developed simulating the performance of a new rotary spark-ignition internal combustion engine with variable speed displacers. In this engine, four displacers rotate concentrically, in an annular space, at vari
2009-36-0328 || Ano de publicação: 2009
Categoria: Projetos
Título do Paper: ENERGY MANAGEMENT STRATEGY FOR HYBRID ELECTRIC VEHICLES
Autoria: REYNALDO BARROS DE SOUZA
Resumo: This paper focus on the analysis of energy management for hybrid electric vehicles. The development of higher efficiency vehicles depends on the analysis of vehicle characteristics and driving conditions. Sizing the energy capacity of the storage system a
2009-36-0329 || Ano de publicação: 2009
Categoria: Aeroespacial
Título do Paper: PROPOSAL OF A METHODOLOGY OF AERONAUTIC STRUCTURES DESIGN USING COMPOSITES MATERIALS
Autoria: RONALDO MASSAHIRO SONODA
Resumo: This paper aims to present a methodology for design of structures of an UAV in composite material (carbon fiber and epoxy resin) which mainly assists the steps of the Preliminary and Detailed Design. This methodology was evaluated by a case study that con
2009-36-0330 || Ano de publicação: 2009
Categoria: Manufatura
Título do Paper: LASER WELDING: AN EXPLORATORY STUDY TOWARDS CONTINUOUS IMPROVEMENT ON STAINLESS STEEL WELDING JOINTS
Autoria: JOEL DA CONCEIÇÃO JÚNIOR
Resumo: The utilization of laser welding process has been increased in an expressive level during the last years in several areas of the industry, due to many benefits that can be achieved with this technology, such as: flexibility, productivity and quality. Thus
2009-36-0333 || Ano de publicação: 2009
Categoria: Gestão e Desenvolvimento de Produtos
Título do Paper: ACHIEVING BREAKTHROUGH ON MANUFACTURING FLOOR THROUGH PROJECT-BASED ORGANIZATION
Autoria: JOEL DA CONCEIÇÃO JÚNIOR
Resumo: Many companies around the world have adopted the lean thinking as their strategy to work, in a global market where changes happen all the time. One foundation for the success of lean manufacturing is the continuous improvement approach which has been cons
2009-36-0334 || Ano de publicação: 2009
Categoria: Veículos
Título do Paper: FUEL ECONOMY IMPACT EVALUATION OF HYBRID VEHICLES IMPLEMENTATION IN THE BRAZILIAN FLEET
Autoria: DAVID QUEIROZ LUZ
Resumo: With the turmoil of the finance crisis in 2008 and increasing pressure of petroleum prices at US gas stations, the international automobile industry was forced to review its product cycle plan and to expedite implementation of fuel economy focus technolog
2009-36-0337 || Ano de publicação: 2009
Categoria: Suspensão
Título do Paper: FATIGUE LIFE DETERMINATION OF MECHANIC COMPONENTS BASED ON THE FINITE ELEMENTS METHODOLOGY
Autoria: MICHELE MARIM MENDES
Resumo: The work has as objective the use of the finite elements method for the calculation of the components durability. For this, a case study was developed to contemplates, step by step, the used methodology. A front set knuckle assembly of an off-road vehicle
2009-36-0357 || Ano de publicação: 2009
Categoria: Ruídos e Vibrações (NVH)
Título do Paper: Quantifying slow amplitude and frequency modulations with psychoacoustic models - problems and preliminary solutions
Autoria: STEPHAN PAUL
Resumo: Technical and natural sound are nowadays analyzed not only by means of total sound pressure level over time or FFT analysis but also regarding their temporal changes. Many technical sounds, for instance car and aircraft interior noises, are not constant w
2009-36-0364 || Ano de publicação: 2009
Categoria: Projetos
Título do Paper: DESENVOLVIMENTO DE PNEUS PARA VEÍCULOS DO TIPO FÓRMULA SAE
Autoria: EDSON GUSTAVO LUZETTI
Resumo: O trabalho consiste no desenvolvimento de pneus específicos para veículos do tipo Fórmula SAE. Algumas características específicas do projeto deste veículo como, por exemplo, baixo peso e alta potência, exigem a utilização de pneus específicos para se ati
2009-36-0373 || Ano de publicação: 2009
Categoria: Gestão e Desenvolvimento de Produtos
Título do Paper: DEVELOPMENT OF SOFTWARE FOR AUTOMOTIVE PRODUCTS: IMPROVE THE SOFTWARE PROJECT QUALITY
Autoria: CARLO BORSOI MOURA
Resumo: The embedded electronics are has an increasingly and an important role in the development of products for the automotive industry. These are present in various functions within the vehicle, that such a project involves increasing the development of softwa
2009-36-0379 || Ano de publicação: 2009
Categoria: Ensaios
Título do Paper: ON BOARD INSTRUMENTATION TO AGRICULTURAL TRACTORS PERFOMANCE EVALUATING
Autoria: CARLOS ALBERTO KERN THOMAS
Resumo: This paper describes a project developed of a electronics instrumentation to obtain the needed data to compare the performance of differents agricultural tractors. A first system allows the measurement and recording of variables used in laboratory tests.
2009-36-0395 || Ano de publicação: 2009
Categoria: Segurança e Ergonomia
Título do Paper: Improvement of the Positioning of Dummy and Vehicle Parts During a Crash Through the Integration and Filtering of Inertial Sensors
Autoria: Andrés Aparicio
Resumo: crash applications in the automotive industry. They are installed in order to get accelerations, relative speeds and displacements and to calculate the injury parameters. The specification of their response characteristics is defined and the filtering and
2009-36-0398 || Ano de publicação: 2009
Categoria: Segurança e Ergonomia
Título do Paper: EVALUATION OF THE EFFECTIVENESS OF PEDESTRIAN PROTECTION SYSTEMS THROUGH IN-DEPTH ACCIDENT INVESTIGATION, RECONSTRUCTION AND SIMULATION
Autoria: JOSÉ MANUEL BARRIOS
Resumo: Around 15% of traffic accident casualties in Europe are pedestrians. To date, most of the studies carried out only provide statistical information on the problem and little study indepth the countermeasures which might correct it. There are many studies c
2009-36-0400 || Ano de publicação: 2009
Categoria: Projetos
Título do Paper: DEVELOPMENT OF A HYDRAULIC POWER STEERING CHECK VALVE TO REDUCE BACKPRESSURE AND IMPROVE STEERING WHEEL KICK
Autoria: RICARDO PEREIRA SILVA
Resumo: The aim of this paper is to describe the development process of a hydraulic power steering check valve focusing on three pillars: Better steering behavior (steering wheel kick performance), lower backpressure and lower cost in comparison to baseline. The
2009-36-0401 || Ano de publicação: 2009
Categoria: Ensaios
Título do Paper: MATH MODEL TO SIMULATE CLUTCH ENERGY DURING VEHICLE LAUNCH
Autoria: EDSON LUCIANO DUQUE
Resumo: The clutch system works basically as an interface between the engine and the vehicle. The engine provides power and torque in a given revolution while the vehicle launches. The slip time is a critical moment for the clutch during vehicle launch. So, lots
2009-36-0402 || Ano de publicação: 2009
Categoria: Projetos
Título do Paper: SIMULATION STUDIES CONCERNING A FUEL CELL HYBRID BUS
Autoria: FERDNAND PANIK
Resumo: A hybrid electric vehicle simulation tool (IBZ-Simulator) has been developed at the Fuel Cell Institute of the University of Applied Sciences Esslingen to study the fuel economy potential of a Fuel Cell hybrid urban bus. In this paper, the fundamental arc
2009-36-0407 || Ano de publicação: 2009
Categoria: Motores
Título do Paper: COMPUTATIONAL OPTIMIZATION OF A TWO-STROKE ENGINE OPERATING WITH CAI COMBUSTION
Autoria: Pedro Hinckel
Resumo: Two-stroke engines are pointed as strong contestants to four-stroke ones in terms of energy conversion efficiency. It naturally retains burned gases of previous cycles, a fact that can help to create suitable conditions for Controlled Auto Ignition (CAI).