Ricardo Sodre

• PhD in Mechanical Engineering
• MSc in Mechanical Engineering
• BSc in Mechanical Engineering

Former member of the Society of Automotive Engineers (SAE) and Brazilian Society of Mechanical Sciences and Engineering (ABCM)

• On-board ethanol reforming for hydrogen production
• Electric vehicles impact on the electric grid and carbon dioxide (CO2) emissions
• Ethanol injection techniques on diesel engines
• Heat recovery from engine exhaust gas
• Engine light weighting
• Methane slip from natural gas fueled diesel engines
• Quality test procedure or remanufactured powertrain components

Journal Articles

1. Teixeira, ACR; Sodré, JR. Simulation of the impacts on carbon dioxide emissions from replacement of a conventional Brazilian taxi fleet by electric vehicles. Energy, 115, pp. 1617 - 1622, 2016. doi: 10.1016/j.energy.2016.07.095
2. Ponce Arrieta, FR; Sodré, JR; Mateus Herrera, MD; Barros Zárante, PH. Exergoeconomic analysis of an absorption refrigeration and natural gas-fueled diesel power generator cogeneration system. Journal of Natural Gas Science and Engineering, 36, pp. 155-164, 2016. doi: 10.1016/j.jngse.2016.10.022
3. De Oliveira, A; De Morais, AM; Valente, OS; Sodré, JR. Combustion, performance and emissions of a diesel power generator with direct injection of B7 and port injection of ethanol. Journal of the Brazilian Society of Mechanical Sciences and Engineering, 2016. 
   doi:10.1007/s40430-016-0667-7
4. De Serio, D; De Oliveira, A; Sodré, JR. Application of an EGR system in a direct injection diesel engine to reduce NOx emissions. Journal of Physics. Conference Series, 745, p. 032001, 2016. doi:10.1088/1742-6596/745/3/032001
5. Parra-Santiago, JJ; Guerrero-Fajardo, CA; Sodré, JR. Distillation process optimization for styrene production from a styrene-benzene-toluene system in a Petlyuk column. Chemical Engineering & Processing: Process Intensification, 98, pp. 106-111, 2015. doi: 10.1016/j.cep.2015.10.017
6. Oliveira, A; Morais, AM; Sodré, JR. Combustion characteristics, performance and emissions from a diesel power generator fuelled by B7-ethanol blends. Fuel Processing Technology, 139, pp. 67-72, 2015. doi: 10.1016/j.fuproc.2015.08.010
7. Almeida, LQ; Sales, LCM; Sodré, JR. Fuel consumption and emissions from a vehicle operating with ethanol, gasoline and hydrogen produced on­board. International Journal of Hydrogen Energy, 40, pp. 6988­6994, 2015. doi: 10.1016/j.ijhydene.2015.03.167
8. Contreras-Andrade, I; Avella­Moreno, E; Parra-Santiago, J;Guerrero­Fajardo, CA; Sodré, JR. Purification of glycerol from biodiesel production by sequential extraction monitored by 1HNMR. Fuel Processing Technology, 132, pp. 99­104, 2015. doi: 10.1016/ j.fuproc.2014.12.016
9. Brito, CHG; Maia, CB; Sodré, JR. A mathematical model for the exhaust gas temperature profile of a diesel engine. Journal of Physics: Conference Series, 633, pp. 1-6, 2015. doi:10.1088/1742-6596/633/1/012075
10. Lafont, JJ; Espitia, AA; Sodré, JR. Potential vegetable sources for biodiesel production: cashew, coconut and cotton. Materials for Renewable and Sustainable Energy, 4, pp.1­7, 2015. doi: 10.1007/s40243-014-0041-6
11. Ribeiro, KL; Sodré, JR. Henry's constants for ethanol, iso­octane and gasoline absorption in engine lubricants. Lubrication Science, 27, pp. 231-239, 2015. doi: 10.1002/ls.1272
12. Herrera, MDM; Arrieta, FRP; Sodré, JR. Thermoeconomic assessment of an absorption refrigeration and hydrogen­fueled diesel power generator cogeneration system. International Journal of Hydrogen Energy, 39, pp. 4590­4599, 2014. doi: 10.1016/j.ijhydene.2014.01.028
13. Martins, AA; Rocha, RAD; Sodré, JR. Cold start and full cycle emissions from a flexible fuel vehicle operating with natural gas, ethanol and gasoline. Journal of Natural Gas Science and Engineering, 17, pp. 94­98, 2014. doi: 10.1016/j.jngse.2014.01.004
14. Almeida, PR; Nakamura, AL; Sodré, JR. Evaluation of catalytic converter aging for vehicle operation with ethanol. Applied Thermal Engineering, 71, pp. 335­341, 2014. doi: 10.1016/j.applthermaleng.2014.06.069
15. Teixeira, ACR; da Silva, DL; Machado Neto, LVB; Diniz, ASAC;Sodré, JR. A review on electric vehicles and their interaction with smart grids: the case of Brazil. Clean Technologies and Environmental Policy, 17, pp. 841-857, 2014. doi: 10.1007/s10098-014-0865-x
16. Sodré, JR, Brito, RTS, Oliveira, A, Morais, AM. Simulation of a diesel engine operating with ethanol to reduce pollutant emissions. Chemical Engineering Transactions, 39, pp. 1165­ 1170, 2014. doi:10.3303/CET1439195
17. Contreras-Andrade, I; Parra-Santiago, J; Sodré, JR, Pathiyamattom, SJ, Guerrero­Fajardo, CA. Transesterification reaction of waste cooking oil and chicken fat by homogeneous catalysis. Journal of Chemistry and Chemical Engineering, 8, pp. 736 ­ 743, 2014. ISSN:1934-7375
18. Contreras-Andrade, I, Parra-Santiago, J, Sodré, JR, Pathiyamattom, SJ, Guerrero­Fajardo, CA. Biodiesel production by enzymatic catalysis processing two analytical ways: gas chromatography and total glycerol determination. Journal of Chemistry and Chemical Engineering, 8, pp. 717 ­ 726, 2014. ISSN:1934-7375
19. Morais, AM; Justino, MAM; Valente, OS;Hanriot, SM; Sodré, JR. Hydrogen impacts on performance and CO2 emissions from a diesel power generator. International Journal of Hydrogen Energy, 38, pp. 6857­6864, 2013. doi: 10.1016/j.ijhydene.2013.03.119
20. Oliveira, A; Santos, ECM; Botelho, GO;Valente, OS; Sodré, JR. Hydrogen electronic injection system for a diesel power generator. International Journal of Hydrogen Energy, 38, pp. 7986­7993, 2013. doi: 10.1016/j.ijhydene.2013.04.118
21. Rodrigues, MLM; Arrieta, FRP; Sodré, JR. Small scale biomass CHP plant: An assessment for an animal feed industry. Applied Thermal Engineering, 59, pp. 174­181, 2013. doi: 10.1016/j.applthermaleng.2013.05.031
22. Costa, RC, Hanriot, SM, Sodré, JR. Influence of intake pipe length and diameter on the performance of a spark ignition engine. Journal of the Brazilian Society of Mechanical Sciences and Engineering, 36, pp. 29 35, 2013. doi: 10.1007/s40430-013-0074-2
23. Raggi, MVK, Sodré, JR. Numerical simulation of carbon monoxide emissions from spark ignition engines. Journal of the Brazilian Society of Mechanical Sciences and Engineering, 36, pp. 37 ­ 43, 2013. doi: 10.1007/s40430-013-0076-0
24. Sales, LCM; Sodré, JR. Cold start emissions of an ethanol­fuelled engine with heated intake air and fuel. Fuel, 95, pp. 122­125, 2012. doi: 10.1016/j.fuel.2011.11.067
25. Ávila, RNA; Sodré, JR. Physical­chemical properties and thermal behavior of fodder radish crude oil and biodiesel. Industrial Crops and Products, 38, pp. 54­57, 2012. doi: 10.1016/j.indcrop.2012.01.007
26. Sales, LCM; Sodré, JR. Cold start characteristics of an ethanol­fuelled engine with heated intake air and fuel. Applied Thermal Engineering, 40, pp. 198­201, 2012. doi: 10.1016/j.applthermaleng.2012.01.057
27. Valente, OS; Sodré, JR. Exhaust emissions from a diesel power generator fuelled by waste cooking oil biodiesel. Science of the Total Environment, 431, pp. 57­61, 2012. doi: 10.1016/j.scitotenv.2012.05.025
28. Manzela, AA; Hanriot, SM; Gómez, LC; Maia, CB; Sodré, JR. An experimental comparison between LPG and engine exhaust gas as energy source for an absorption refrigeration system. International Journal of Energy Research, 35, pp. 1­9, 2011. doi: 10.1002/er.1842
29. Randazzo, ML; Sodré, JR. Exhaust emissions from a diesel powered vehicle fuelled by soybean biodiesel blends (B3­B20) with ethanol as an additive (B20E2­B20E5). Fuel, 90, pp. 98­103, 2011. doi:10.1016/j.fuel.2010.09.010
30. Valente, OS; Pasa, VMD; Belchior, CRP; Sodré, JR. Physical­chemical properties of waste cooking oil biodiesel and castor oil biodiesel blends. Fuel, 90, pp. 1700­1702, 2011. doi: 10.1016/j.fuel.2010.10.045
31. Costa, RC; Sodré, JR. Compression ratio effects on an ethanol/gasoline fuelled engine performance. Applied Thermal Engineering, 31, pp. 278­283, 2011. doi:10.1016/j.applthermaleng.2010.09.007
32. Streva, ER; Pasa, VMD; Sodré, JR. Aging effects on gasoline-ethanol blend properties and composition. Fuel, 90, pp. 215­219, 2011. doi:10.1016/j.fuel.2010.07.056
33. Randazzo, ML; Sodré, JR. Cold start and fuel consumption of a vehicle fuelled with blends of diesel oil­soybean biodiesel­ethanol. Fuel, 90, pp. 3291­3294, 2011.
34. Albuquerque, PCC; Ávila, RNA; Zarante, PHB;Sodré, JR. Lubricating oil influence on exhaust hydrocarbon emissions from a gasoline fuelled engine. Tribology International, 44, pp. 1796­1799, 2011. doi:10.1016/j.triboint.2011.07.003
35. Valente, OS; Silva, MJ; Ávila, RNA; Vianna, JNS; Sodré, JR. Further developments on biodiesel production and applications in Brazil. International Journal of Sustainable Development and Planning, 6, pp. 119 ­ 134, 2011. doi: 10.2495/SDP-V6-N2-119-134
36. Costa, RC; Sodré, JR. Hydrous ethanol vs. gasoline­ethanol blend: Engine performance and emissions. Fuel, 89, pp. 287­293, 2010. doi:10.1016/j.fuel.2009.06.017
37. Manzela, AA; Hanriot, SM; Gómez, LC; Sodré, JR. Using engine exhaust gas as energy source for an absorption refrigeration system. Applied Energy, 87, pp. 1141­1148, 2010. doi: 10.1016/j.apenergy.2009.07.018
38. Carvalho, MJS; Seidl, PR; Belchior, CRP;Sodré, JR. Lubricant viscosity and viscosity improver additive effects on diesel fuel economy. Tribology International, 43, pp. 2298­2302, 2010. doi:10.1016/j.triboint.2010.07.014
39. Valente, OS; Silva, MJ; Pasa, VMD;Belchior, CRP; Sodré, JR. Fuel consumption and emissions from a diesel power generator fuelled with castor oil and soybean biodiesel. Fuel, 89, pp. 3637­3642, 2010. doi:10.1016/j.fuel.2010.07.041
40. Zarante, PHB; Silva, MJ; Valente, OS; Sodré, JR. Aldehyde emissions from a stationary diesel engine operating with castor oil biodiesel – diesel oil blends. Thermal Engineering, 9, pp. 35­39, 2010. ISSN 1676-1790
41. Zarante, PHB; Sodré, JR. Evaluating carbon emissions reduction by use of natural gas as engine fuel. Journal of Natural Gas Science and Engineering, 1, pp. 216 ­ 220, 2009. doi: 10.1016/j.jngse.2009.11.002
42. Pereira, CAB; Pereira, RH; Marques, RP; Parise, JAR; Sodré, JR. Experimental analysis of a heat pump assisted recuperative air dehumidifier. Thermal Engineering, 1, pp. 56 ­ 61, 2004. ISSN 1676-1790
43. Sodré, JR. Chromatograph determination of total and speciated hydrocarbons in the exhaust of a spark ignition engine. Proceedings of the Institution of Mechanical Engineers. Part D: Journal of Automobile Engineering, 217, pp. 125 ­ 132, 2003. doi: 10.1177/095440700321700206
44. Sodré, JR; Soares, SMC. Comparison of engine power correction factors for varying atmospheric conditions. Journal of the Brazilian Society of Mechanical Sciences and Engineering, 25, pp. 279 ­ 284, 2003. ISSN 1678-5878
45. Sales, LCM; Sodré, JR. Reducing exhaust emissions in ethanol­fueled engines during cold start. Combustion Science and Technology, 175, pp.1535 ­ 1550, 2003. doi: 10.1080/00102200302353
46. Soares, SMC; Sodré, JR. Effects of atmospheric temperature and pressure on the performance of a vehicle. Proceedings of the Institution of Mechanical Engineers. Part D: Journal of Automobile Engineering, 216, pp. 473 ­ 477, 2002. doi: 10.1243/09544070260137499
47. Amaral, RA; Sodré, JR. Influence of engine operating parameters on aldehyde emissions from an ethanol­fueled vehicle. Combustion Science and Technology, 174, pp. 153 ­ 165, 2002. doi: 10.1080/00102200208984091
48. Silva, NR; Sodré, JR. Cold start and drivability characteristics of an ethanol­methyl­t­butyl ether blend fuelled vehicle. Proceedings of the Institution of Mechanical Engineers. Part D: Journal of Automobile Engineering, 215, pp. 645 ­ 649, 2001. doi: 10.1243/0954407011528239
49. Sodré, JR. Modelling NOx emissions from spark­ignition engines. Proceedings of the Institution of Mechanical Engineers. Part D: Journal of Automobile Engineering, 214, pp. 929 ­ 934, 2000. doi: 10.1177/095440700021400811
50. Sodré, JR; Parise, JAR. Friction factor in annular conduits with tubular fins. Journal of the Brazilian Society of Mechanical Sciences and Engineering, XXI, pp. 51 ­ 60, 1999. ISSN 1678-5878
51. Sodré, JR; Yates, DA. A parametric study on the influence of the spark plug position on combustion, emissions and performance of an engine. Journal of the Brazilian Society of Mechanical Sciences and Engineering, XX, pp. 301 ­ 324, 1998. ISSN 1678-5878
52. Sodré, JR; Parise, JAR. Fluid flow pressure drop through an annular bed of spheres with wall effects. Experimental Thermal and Fluid Science, 17, pp. 265 ­ 275, 1998. doi:10.1016/S0894-1777(97)10022-X
53. Sodré, JR; Parise, JAR. Friction factor determination for flow through finite wire­mesh woven­screen matrices. Journal of Fluids Engineering, 119, pp. 847 ­ 851, 1997. doi:10.1115/1.2819507

Book Sections

1. Costa, TO; Zarante, PHB; Sodré, JR. Simulation of Aldehyde Formation in Ethanol Fuelled Spark Ignition Engines. In: Engine Processes. Renningen, Germany: Expert Verlag, 2013, pp. 112­122. ISBN 978-3-8169-3222-2
2. Almeida, VTP; Mendes, LAN; Sodré, JR. Simulation of Emissions from a Hydrogen Fuelled Engine. In: Engine Processes. Renningen, Germany: Expert Verlag, 2013, p. 140­148. ISBN 978-3-8169-3222-2
3. Valente, OS; Silva, MJ; Ávila, RNA; Vianna, JNS; Sodré, JR. Sustainable Development Aspects of Biodiesel Production and Application in Brazil. In: Sustainable Development and Planning IV. Southampton: WIT Press, 2009, v. 2, pp. 733­742. ISBN 978-1-84564-422-2
4. Pereira, LVM; Pires, LBM; Pinto, AA; Hanriot, SM; Sodré, JR. Effects of Intake Valves Phase Shift on Engine Air Charge. In: New Powertrain Systems and Components (SP­1902). Warrendale, PA, USA: Society of Automotive Engineers, Inc., 2004, pp. 1­8. ISBN 0-7680-1524-3
5. Raggi, MVK; Sodré, J R. Improvement of a Model for Calculation of Oxides of Nitrogen Emissions from Spark Ignition Engines. In: SI Engine Experiment and Modeling (SP­1901). Warrendale, PA, USA: Society of Automotive Engineers, Inc., 2004, pp. 1­5. ISBN 0-7680-1523-2
6. Streva, ER; Sodré, JR; Pereira, LVM; Pasa, VMD. Gasoline­Ethanol Blend Aging Effects on Engine Performance and Exhaust Emissions. In: Gasoline Direct Injection Engine and Spark Ignition Performance (SP­1807).Warrendale, PA, USA: SAE, Inc., 2003, pp. 1­7. ISBN 0-7680-1325-9
7. Raggi, MVK; Sodré, JR. Model for Kinetic Formation of CO Emissions in Internal Combustion Engines. In: Spark Ignition and Compression Ignition Engines Modeling 2003 (SP­1803). Warrendale, PA: Society of Automotive Engineers, Inc., 2003, pp. 1­5. ISBN 0-7680-1321-6
8. Sales, LCM; Sodré, JR. Optimized Cold Start Auxiliary System for Emissions Reduction in Ethanol­Fuelled Engines. In: Alternative Fuels 2002 (SP­1725). Warrendale, PA, USA: SAE, Inc., 2002, pp. 51­56. ISBN 0-7680-1094-2
9. Amaral, RA; Sodré, JR. Aldehyde Emissions from an Ethanol­Fuelled Vehicle as Influenced by Engine Geometric Parameters. In: General Emissions Research and Development (SP­1631). Warrendale, PA, USA: SAE, Inc., 2001, pp. 29­34. ISBN 0-7680-0795-X
10. Silva, NR; Sodré, JR. Using Additive to Improve Cold Start in Ethanol­Fuelled Vehicles. In: SI Combustion (SP­1517). Warrendale, PA, USA: SAE, Inc., 2000, pp. 203­207. ISBN 0-7680-0567-1
11. Sodré, JR. Further Improvements on a HC Emissions Model: Partial Burn Effects. In: SI Engine Modeling (SP­1451). Warrendale, PA, USA: SAE, Inc., 1999, pp. 155­161. ISBN 0-7680-0383-0
12. Sodré, JR; Yates, DA. An Improved Model for Spark Ignition Engine Exhaust Hydrocarbons. In: Issues in Emissions Control Technology (SP­1248). Warrendale, PA, USA: SAE, Inc., 1997, pp. 135­152. ISBN 1-56091-960-4
13. Sodré, JR; Yates, DA. Species and Time­Resolved Measurements of Exhaust Hydrocarbons from a SI Engine. In: Issues in Emissions Control Technology (SP­1248). Warendale, PA, USA: SAE, Inc., 1997, pp. 189­197. ISBN 1-56091-960-4

Conference Proceedings

1. Oliveira, A; Silva, MJ; Morais, AM; Sodré, JR. Evaluating engine combustion parameters from cylinder pressure measurement. In: 23rd ABCM International Congress of Mechanical Engineering, 6-11 December 2015, Rio de Janeiro, Brazil.
2. Brito, CHG; Sodré, JR; Maia, CB. Numerical analysis of the heat transfer in the exhaust pipe of a diesel power generator. In: 23rd ABCM International Congress of Mechanical Engineering, 6-11 December 2015, Rio de Janeiro. Also in XXXVI Ibero-Latin American Congress on Computational Methods in Engineering, 22-25 November 2015, Rio de Janeiro, Brazil.
3. Oliveira, A; Silva, MJ; Morais, AM; Sodré, JR. Dynamic and structural analysis of the piston and connecting rod of an engine fuelled by diesel oil and ethanol using in-cylinder pressure data. In: XXXVI Ibero-Latin American Congress on Computational Methods in Engineering, 22-25 November 2015, Rio de Janeiro, Brazil.
4. Teixeira, ACR; Sodré, JR. A case study of the impacts from the replacement of engine powered vehicles by electric vehicles in a Brazilian taxi fleet. In: 10th Conference on Sustainable Development of Energy, Water and Environment Systems, 27 September - 3 October 2015, Dubrovnik, Croatia.
5. Lage, CS; Sodré, JR. Pollutant emissions and combustion characteristics of a diesel power generator operating with ethanol-diesel oil blends. In: 10th Conference on Sustainable Development of Energy, Water and Environment Systems, 27 September - 3 October 2015, Dubrovnik, Croatia.
6. Oliveira, A; Silva, MJ; Morais, AM; Sodré, JR. Engine combustion analysis from cylinder pressure measurement. SAE Paper 2015­36­0528. SAE BRAZIL 2015 ­ XXIV International Mobility Technology Conference and Exhibit, 22-24 September 2015, São Paulo, SP, Brazil.
7. Luciano, MA; Valente, OS; Sodré, JR. Solubility analysis of ethanol and diesel oil with biodiesel (B7) blends. SAE Paper 2015­36­0403. SAE BRAZIL 2015 ­ XXIV International Mobility Technology Conference and Exhibit, 22-24 September 2015, São Paulo, SP, Brazil.
8. Noce, T; Paoli, F; Martins, A; Hanriot, SM; Maia, CB; Sodré, JR. Weighted average solar radiation in Brazil for CO2 off-cycle credits using a battery charging solar roof. SAE Paper 2015­36­0199. SAE BRAZIL 2015 ­ XXIV International Mobility Technology Conference and Exhibit, 22-24 September 2015, São Paulo, SP, Brazil.
9. Teixeira, ACR; Sodré, JR. Comparison of CO2 emissions and energy consumption of an electric vehicle and a vehicle with internal combustion engine. SAE Paper 2015­36­0145. SAE BRAZIL 2015 ­ XXIV International Mobility Technology Conference and Exhibit, 22-24 September 2015, São Paulo, SP, Brazil.
10. Brito, CHG; Maia, CB; Sodré, JR. A mathematical model for the exhaust gas temperature profile of a diesel engine. In: 4th International Conference on Mathematical Modeling in Physical Sciences, 5-8 June 2015, Mykonos, Greece.
11. Almeida, LQ; Sales, LCM; Sodré, JR. Reduction of carbon dioxide emissions from automobile engine using ethanol as fuel. In: XXV Science and Motor Vehicles 2015 ­ JUMV International Automotive Conference, 14-15 April 2015, Belgrade, Serbia.  
12. Zarante, PHB; Costa, TO; Sodré, JR. Aldehyde emissions from an ethanol­fuelled spark ignition engine: simulation and FTIR measurements. In: COBEQ 2014 ­ XX Brazilian Congress of Chemical Engineering, 19-22 October 2014, Florianópolis, SC, Brazil.
13. Hauck, EAR; Zarante, PHB; Sodré, JR. Simulation model of a diesel engine including the gas exchange process. SAE Paper 2014­36­0459. SAE BRAZIL 2014 ­ XXIII International Mobility Technology Conference and Exhibit, 30 September – 2 October 2014, São Paulo, SP, Brazil.
14. Vieira, TR; Beta, JGC; Sodré, JR. Computer simulation of turbocharged SI engine running on ethanol. SAE Paper 2014­36­0366. In: SAE BRAZIL 2014 ­ XXIII International Mobility Technology Conference and Exhibit, 30 September – 2 October 2014, São Paulo, SP, Brazil.
15. Gabrich, BT; Assis, LN; Morais, AM; Sodré, JR. Study of the flow through a throttle valve to adapt a diesel engine for operation with ethanol. SAE Paper 2014­36­0137. In: SAE BRAZIL 2014 ­ XXIII International Mobility Technology Conference and Exhibit, 30 September – 2 October 2014, São Paulo, SP, Brazil.
16. Brito, RTS; Sodré, JR. Simulation of a diesel engine operating with ethanol to reduce pollutant emissions. In: 17th Conference on Process Integration, Modelling and Optimisation for Energy Saving and Pollution Reduction PRES 2014, 23-27 August 2014, Prague, Czech Republic.
17. Oliveira, A; Morais, AM; Januário, JR; Valente, OS; Sodré, JR. Performance of a diesel power generator fuelled by diesel oil-ethanol blends. In: 248th American Chemical Society National Meeting & Exposition, 10-14 August 2014, San Francisco, CA, USA.
18. Brito, CHG; Andrade, GF; Sodré, JR. Analysis of the temperature profile of the exhaust gas of an engine by the finite difference method. In: I CMAC­Sul ­ Congress of Applied and Computational Mathematics, 19-21 February 2014, Curitiba, PR, Brazil.
19. Teixeira, ACR; Sodré, JR. A review on the impact of electric vehicles on the electric grid. In: COBEM 2013 – 21st International Congress of Mechanical Engineering, 3-7 November 2013, Ribeirão Preto, SP, Brazil.  
20. Hanriot, SM; Valle, RM; Sodré, JR; Queiróz, JM. Helmholtz resonator effects on engine intake air mass flow rate. In: COBEM 2013 – 21st International Congress of Mechanical Engineering, 3-7 November 2013, Ribeirão Preto, SP, Brazil.
21. Ferreira, IA; Sodré, JR; Linke, P. Numerical study on injection timing for reduced emissions from an engine operating with diesel oil and hydrogen In: COBEM 2013 – 21st International Congress of Mechanical Engineering, 3-7 November 2013, Ribeirão Preto, SP, Brazil.
22. Sodré, JR; Pockszevnicki, BC; Bazollio, FV; Hargreaves, BO. Numerical evaluation of automotive cooling system pipe geometry impact on thermal and fluid flow characteristics. SAE Paper 2013­36­0173. In: SAE BRAZIL 2013 ­ 22nd International Congress and Display of Mobility Technology, 7-9 October 2013, São Paulo, SP.
23. Sodré, JR; Teixeira, ACR. Review on the impact of electric vehicles on the electric grid. SAE Paper 2013­36­0170. In: SAE BRAZIL 2013 ­ 22nd International Congress and Display of Mobility Technology, 7-9 October 2013, São Paulo, SP.
24. Sodré, JR; Ferreira, IA; Linke, P. Numerical study on the injection timing for emissions reduction of an engine operating with diesel oil and hydrogen. SAE Paper 2013­36­0169. In: SAE BRAZIL 2013 ­ 22nd International Congress and Display of Mobility Technology, 7-9 October 2013, São Paulo, SP.
25. Sodré, JR; Martins, AA; Rocha, RAD. Emissions of an automobile fuelled with ethanol, gasoline and natural gas. SAE Paper 2013­36­0117. In: SAE BRAZIL 2013 ­ 22nd International Congress and Display of Mobility Technology, 7-9 October 2013, São Paulo, SP
26. Sodré, JR, Almeida, LQ, Sales, LCM. Evaluation of fuel consumption and emissions of a vehicle operating with hydrogen-ethanol-gasoline blends. SAE Paper 2013­36­0116. In: SAE BRAZIL 2013 ­ 22nd International Congress and Display of Mobility Technology, 7-9 October 2013, São Paulo, SP.
27. Costa, TO; Zarante, PHB; Sodré, JR. Simulation of aldehyde formation in ethanol fuelled spark ignition engines. In: 1st International Conference on Engine Processes, 6-7 June 2013, Berlin, Germany.
28. Hanriot, SM; Valente, OS; Morais, AM; Botelho, GC; Almeida, VTP; Sodré, JR. Performance and exhaust emissions from a diesel power generator fuelled by diesel oil and hydrogen. In: XXII International Materials Research Congress, 11-15 August 2013, Cancun, Mexico.
29. Brito, RTS; Almeida, LQ; Sales, LCM; Gómez, LC; Sodré, JR. Comparison of chemical availability, pollutant and CO2 emissions from hydrogen, ethanol and natural gas as engine fuels. In: 4th EuCheMS Chemistry Congress, 26-30 August 2012, Prague, Czech Republic.
30. Herrera, MDM; Arrieta, FP; Sodré, JR. CO2 Emission and Thermoeconomic Analysis of a Hydrogen-Fuelled Diesel Power Generator. In: 243rd American Chemical Society National Meeting & Exposition, 25-29 March 2012, San Diego, CA, USA.
31. Justino, MAM; Valente, OS; Santos, ECM; Silva, MJ; Sodré, JR. Data acquisition system for a diesel power generator In: ENCIT 2012 – 14th Brazilian Congress of Thermal Science and Engineering, 18-22 November 2012, Rio de Janeiro, RJ, Brazil.  
32. Sodré, JR; Justino, MAM; Morais, AM; Oliveira, A; Valente, OS. Fuel consumption of a diesel engine fuelled with hydrogen, natural gas and diesel oil blends. SAE Paper 2012-36-0107. In: SAE BRAZIL 2012 ­ 21st International Congress and Display of Mobility Technology, 2-4 October 2012, São Paulo, SP.
33. Gutiérrez, RHR; Belchior, CRP; Sodré, JR. Performance of a diesel engine transformed to spark ignition using natural gas. In: Rio Oil & Gas 2012 Expo and Conference, 17-20 September 2012, Rio de Janeiro, RJ Brazil.  
34. Pereira, LVM; Sena, VLR; Pereira, CC; Hanriot, SM; Sodré, JR. Numerical and experimental study of automotive air conditioner performance as a function of pressure drop in the refrigerant pipe system layout. In: The 23rd IIR International Congress of Refrigeration, 21-26 August 2011, Prague, Czech Republic.
35. Albuquerque, PCC; Sodré, JR. Performance of a heavy duty truck fuelled with biodiesel-ethanol-diesel oil blends. In: XX International Materials Research Congress, 14-19 August 2011, Cancun, Mexico.
36. Ávila, RNA; Sodré, JR. Physical-chemical characteristics of fodder radish crude oil and biodiesel. In: 43rd IUPAC World Chemistry Congress, 30 July - 7 August 2011, San Juan, Puerto Rico.
37. Zarante, PHB; Silva, MJ; Valente, O; Sodré, JR. Aldehyde emissions from a stationary diesel engine operating with castor oil biodiesel­diesel oil blends. In: COBEM 2011 – 21st International Congress of Mechanical Engineering, 24-28 October 2011, Natal, RN, Brazil.  
38. Souza Júnior, GC; Belchior, CRP; Sodré, JR. Thermodynamic simulation of a diesel engine using different blends of diesel oil­biodiesel. In: COBEM 2011 – 21st International Congress of Mechanical Engineering, 24-28 October 2011, Natal, RN, Brazil.
39. Mendes, LAN; Almeida, VTP; Morais, AM; Justino, MAM; Sodré, JR. Numerical simulation of a diesel engine operating with hydrogen. SAE Paper 2011-36-0053. In: SAE BRAZIL 2011 ­ 20th International Congress and Display of Mobility Technology, 4-6 October 2011, São Paulo, SP, Brazil.
40. Albuquerque, PCC; Sodré, JR. Performance of a heavy duty truck fuelled with biodiesel­ ethanol­diesel oil blends. SAE Paper 2011-36-0052. In: SAE BRAZIL 2011 ­ 20th International Congress and Display of Mobility Technology, 4-6 October 2011, São Paulo, SP, Brazil.
41. Sales, LCM; Carvalho, MGF; Oliveira, FMV; Sodré, JR. Improving cold start in an ethanol-fuelled engine through an electronic gasoline injector. SAE Paper 2010­01­2131. In: SAE Powertrains, Fuels and Lubricants Meeting, 25-27 October 2010, San Diego, CA, USA.
42. Albuquerque, PCC; Ávila, RNA; Zarante, PHB; Sodré, JR. Effects of lubricating oil on hydrocarbon emissions from a spark ignition. In: STLE 2010 Annual Meeting, 16-20 May 2010, Las Vegas, NV, USA.
43. Ribeiro, KL; Sodré, JR; Luciano, MA; Pasa, VMD; Ávila, RNA. Characterization of lubricating oil of different bases and viscosity grade. SAE Paper 2010­36­0150. In: SAE BRAZIL 2010 ­ XIX International Congress and Display of Mobility Technology, 5-7 October 2010, São Paulo, SP, Brazil.
44. Sales, LCM, Barbosa, RF; Oliveira, FMV; Leal, WF; Silva, ZV; Sodré, JR. Heating system for ethanol and intake air ­ Numerical model and experimental validation at cold start in a flex fuel vehicle with emission analysis. SAE Paper 2010­36­0412. In: SAE BRAZIL 2010 ­ XIX International Congress and Display of Mobility Technology, 5-7 October 2010, São Paulo, SP, Brazil.
45. Sales, LCM; Martins, LA; Carvalho, MGF; Cirilo, DPVR; Huebner, R; Sodré, JR. Vehicle application of auxiliary cold start system with fuel distributor and extra electronic fuel injector. SAE Paper 2010­36­0190. In: SAE BRAZIL 2010 ­ XIX International Congress and Display of Mobility Technology, 5-7 October 2010, São Paulo, SP, Brazil.
46. Randazzo, ML; Sodré, JR. Cold start and fuel consumption of a vehicle fuelled with blends of diesel oil and soybean biodiesel. SAE Paper 2001­36­0047. In: SAE BRAZIL 2010 ­ XIX International Congress and Display of Mobility Technology, 5-7 October 2010, São Paulo, SP, Brazil.
47. Carvalho, MJS; Seidl, PR; Belchior, CRP; Sodré, JR. Influence of lubricant and viscosity index improver additives on fuel consumption of a diesel engine. SAE Paper 2010­36­0046. In: SAE BRAZIL 2010 ­ XIX International Congress and Display of Mobility Technology, 5-7 October 2010, São Paulo, SP, Brazil.
48. Machado, FOS; Sodré, JR. Qualification of engineers in the Brazilian automotive industry: Case study. SAE Paper 2010­36­0044. In: SAE BRAZIL 2010 ­ XIX International Congress and Display of Mobility Technology, 5-7 October 2010, São Paulo, SP, Brazil.
49. Valente, OS; Silva, MJ; Ávila, RNA; Vianna, JNS; Sodré, JR. Sustainable development aspects of biodiesel production and application in Brazil. In: Sustainable Development 2009 - 4th International Conference on Sustainable Development and Planning, 13-15 May 2009, Limassol, Cyprus.
50. Sales, LCM; Huebner, R; Lima, TR; Sodré, JR. Cold start system with fuel distributor equipped with an electroinjector applied to a flex fuel vehicle. In: COBEM 2009 ­ 20th International Congress of Mechanical Engineering, 15-20 November 2009, Gramado, RS, Brazil.  
51. Sodré, JR; Valente, OS; Pasa, VMD; Belchior, CRP. Physical­chemical properties of castor oil and used cooking oil biodiesel. In: COBEM 2009 ­ 20th International Congress of Mechanical Engineering, 15-20 November 2009, Gramado, RS, Brazil.
52. Sales, LCM; Barbosa, RF; Martins, LA; Huebner, R; Santos, RG; Sodré, JR. Numerical and experimental analysis of a cold start system used in flex fuel engines with heating of admission air and ethanol. SAE Paper 2009-36-0300. In: SAE BRAZIL 2009 ­ XVIII International Congress and Display of Mobility Technology, 6-8 October 2009, São Paulo, SP, Brazil.
53. Zarante, PHB; Abdo, FI; Matos, MLL; Murta, MHN; Sodré, JR. Exhaust emissions of an engine fuelled with natural gas following the NBR 6601 cycle in bench dynamometer. SAE Paper 2009-36-0030. In: SAE BRAZIL 2009 ­ XVIII International Congress and Display of Mobility Technology, 6-8 October 2009, São Paulo, SP, Brazil.
54. Zenha, TO; Souza, FV; Albuquerque, PCC; Vieira, VBS; Sodré, JR. Hydrocargon emissions measurement using FID or NDIR. SAE Paper 2008­36­0038. In: SAE BRAZIL 2008 ­ XVII International Mobility Technology Conference and Exhibit, 7-9 October 2008, São Paulo, SP, Brazil.
55. Valente, OS; Pasa, VMD; Belchior, CRP; Silva, MJ; Sodré, JR. Fuel consumption of an electric power generator fuelled with biodiesel. SAE Paper 2008­37­0037. In: SAE BRAZIL 2008 ­ XVII International Mobility Technology Conference and Exhibit, 7-9 October 2008, São Paulo, SP, Brazil.
56. Zarante, PHB; Albuquerque, PCC; Costa, TO; Sodré, JR. Exhaust aldehyde measurement using gas chromatography. SAE Paper 2008­36­0036. In: SAE BRAZIL 2008 ­ XVII International Mobility Technology Conference and Exhibit, 7-9 October 2008, São Paulo, SP, Brazil.
57. Murta, MHN; Valente, OS; Sodré, JR. Simulation of a standard emissions test cycle in a bench dynamometer. In: FISITA 2008 ­ 32nd World Automotive Congress, 14-19 September 2008, Munich, Germany.  
58. Sales, LCM; Huebner, R; Maia, CB; Sodré, JR. Distribution of the fuel flow in a cold start system using an electronic fuel injector. SAE Paper 2007­01­2706. In: SAE BRAZIL 2007 XVI Mobility Technology Conference and Exhibit, 28-30 November 2007, São Paulo, SP, Brazil.    
59. Zarante, PHB; Costa, Theles de Oliveira, Albuquerque, Pablo Carmélio Cardoso, Sodré, JR. Engine exhaust aldehyde measurement using gas chromatography. In: COBEM 2007 ­ XI International Congress of Mechanical Engineering, 5-9 November 2007, Brasília, DF, Brazil.
60. Sales, LCM; Huebner, R; Maia, CB; Sodré, JR. Numerical analysis of the fuel flow in a cold start system equipped with an electronic fuel injector. In: COBEM 2007 ­ XI International Congress of Mechanical Engineering, 5-9 November 2007, Brasília, DF, Brazil.
61. Geanezi, HA; Rodrigues, VF; Campos, ILP; Diogo, ALA; Valle, RM; Sodré, JR. Performance and exhaust emissions of an engine operating with soybean and fodder radish biodiesel. In: ENCIT 2006 ­ XI Brazilian Congress of Thermal Sciences and Engineering, 5-8 December 2006, Curitiba, PR, Brazil.  
62. Maciel, CRF; Silva, AM; Pereira, EMD; Sodré, JR. First and second law efficiencies of a thermoeletric power plant. In: ENCIT 2006 ­ XI Brazilian Congress of Thermal Sciences and Engineering, 5-8 December 2006, Curitiba, PR, Brazil.
63. Lima, FE; Silva, AM; Pereira, EMD; Sodré, JR. Methodology of energy and exergy analysis in trigeneration systems. In: ENCIT 2006 ­ XI Brazilian Congress of Thermal Sciences and Engineering, 5-8 December 2006, Curitiba, PR, Brazil.
64. Rodrigues, VF; Campos, ILP; Valle, RM; Sodré, JR. Evaluation of performance and emissions of a diesel engine operating with fodder radish and soybean biodiesel. SAE Paper 2006­01­2859. In: SAE BRAZIL 2006 - XV Mobility Technology Conference and Exhibit, 21-23 November 2006, São Paulo, SP, Brazil.
65. Pinto, GTC; Sodré, JR. Characterization of performance and emissions of an engine for variable concentrations of gasoline and hydrous ethanol. SAE Paper 2006­01­2506. In: SAE BRAZIL 2006 - XV Mobility Technology Conference and Exhibit, 21-23 November 2006, São Paulo, SP, Brazil.
66. Murta, MHN; Sodré, JR. Simulation of the NBR6601 (FTP­75) cycle standard for operation in bench dynamometer. SAE Paper 2006­01­2504. In: SAE BRAZIL 2006 - XV Mobility Technology Conference and Exhibit, 21-23 November 2006, São Paulo, SP, Brazil.
67. Maciel, CRF; Silva, AM; Pereira, EMD; Sodré, JR. Energy and exergy analysis of the fuels of a thermal power plant. In: CONEM 2006 ­ IV National Congress of Mechanical Engineering, 22-25 August 2006, Recife, PE, Brazil.  
68. Rodrigues, VF; Valle, RM; Campos, ILP; Sodré, JR. Performance and pollutant emissions of a diesel engine operation with several proportions of biodiesel. In: CONEM 2006 ­ IV National Congress of Mechanical Engineering, 22-25 August 2006, Recife, PE, Brazil.
69. Costa, RC; Sodré, JR. Performance of a dual-fuel engine operating with gasoline or ethanol. In: CONEM 2006 ­ IV National Congress of Mechanical Engineering, 22-25 August 2006, Recife, PE, Brazil.
70. Maciel, CRF; Silva, AM; Pereira, EMD; Sodré, JR. Exergy analysis of blast furnace gas and tar as thermal power plant fuels. In: Proceedings of ECOS 2006 ­ Conference on Efficiency, Costs, Optimization, Simulation and Environmental Impact on Energy Systems, 12-14 July 2006, Crete, Greece, vol. 1, pp.199­205.
71. Costa, RC; Sodré, JR. Performance of an ethanol­gasoline blend fuelled spark ignition engine. In: Proceedings of ECOS 2006 ­ Conference on Efficiency, Costs, Optimization, Simulation and Environmental Impact on Energy Systems, 12-14 July 2006, Crete, Greece, vol. 3, pp.1113 ­ 1120.
72. Ávila, RNA; Azevedo, BEA; Sodré, JR. Influence of friction modifier additives on the tribology of lubricating oils. SAE Paper 2005-01-3985. In: SAE Brazil 2005 ­ XIV International Mobility Technology Conference and Exhibit, 22-24 November 2005, São Paulo, SP, Brazil.  
73. Ávila, RNA; Azevedo, BEA; Sodré, JR. Influence of friction modifier additives on the tribology of lubricating oils. In: COBEM 2005 ­ 18th International Congress of Mechanical Engineering, 6-11 November 2005, Ouro Preto, MG, Brazil.  
74. Sodré, JR; Pereira, LVM; Pinto, AA; Lobo, EVB; Hanriot, SM. Evaluation of emissions from an engine with phase shifted intake valves. SAE Paper 2005-01-3794. In: 2005 SAE Powertrain & Fluid Systems Conference & Exhibition, 24-27 October 2005, San Antonio, TX, USA.
75. Coelho, GBP; Pereira, EMD; Sodré, JR. Methodology for analysis and management of hot water generation for industrial utilization. In: Proceedings of ECOS 2005 ­ Conference on Efficiency Costs, Optimization, Simulation and Environmental Impact on Energy Systems, 20-23 June 2005, Trondheim, Noruega, vol. 3, pp.1345­1352.
76. Pereira, LVM; Pinto, AA; Hanriot, SM; Sodré, JR. Influence of the intake valves phase shift on the engine intake air mass flow rate. In: ENCIT 2004 ­ X Brazilian Congress of Engineering and Thermal Sciences, 29 November - 3 December 2004, Rio de Janeiro, RJ, Brazil.  
77. Raggi, MVK; Sodré, JR. Optimization of a model for calculation of oxides of nitrogen emissions from a spark ignition engine. In: ENCIT 2004 ­ X Brazilian Congress of Engineering and Thermal Sciences, 29 November - 3 December 2004, Rio de Janeiro, RJ, Brazil.
78. Sodré, JR; Hanriot, SM; Pereira, LVM; Pires, LBM; Pinto, AA. Effects of intake valve open phasing on the intake air charge to an internal combustion engine. SAE Paper 2004-01-0023. In: SAE Brazil 2004 ­ XIII International Mobility Technology Conference and Exhibit, 16-18 November 2004, São Paulo, SP, Brazil.  
79. Raggi, MVK; Sodré, JR. Improvement of a model for calculation of oxides of nitrogen emissions from spark ignition engines. SAE Paper 2004-01-3001. In: 2004 SAE Powertrain & Fluid Systems Conference & Exhibition, 25-28 October 2004, Tampa, Fl, USA.
80. Pereira, LVM; Pires, LBM; Pinto, AA; Hanriot, SM; Sodré, JR. Effects of intake valves phase shift on engine air charge. SAE Paper 2004-01-2929. In: 2004 SAE Powertrain & Fluid Systems Conference & Exhibition, 25-28 October 2004, Tampa, Fl, USA.  
81. Sodré, JR; Streva, ER; Pereira, LVM; Pinto, AA; Pasa, VMD. Effects of aging on the composition and properties of gasoline. In: CONEM 2004 ­ III National Congress of Mechanical Engineering, 10-13 August 2004, Belém, Pa, Brazil.  
82. Pereira, LVM; Pinto, AA; Hanriot, SM; Sodré, JR. Influence of intake valves open phasing on the intake air charge to an engine. In: CONEM 2004 ­ III National Congress of Mechanical Engineering, 10-13 August 2004, Belém, Pa, Brazil.
83. Streva, ER; Pereira, LVM; Sodré, JR; Pasa, VMD. Effects of gasoline aging on emissions and performance of an engine. SAE Paper 2003-01-3549. In: SAE Brasil 2003 ­ XII International Mobility Technology Conference and Exhibit, 18-20 November 2003, São Paulo, SP, Brazil.  
84. Raggi, MVK; Sodré, JR. Model of kinetic formation of CO emissions in internal combustion engines. SAE Paper 2003-01-3548. In: SAE Brasil 2003 ­ XII International Mobility Technology Conference and Exhibit, 18-20 November 2003, São Paulo, SP, Brazil.  
85. Pereira, LVM; Pinto, AA; Hanriot, SM; Sodré, JR. Experimental study of intake valve phasing in internal combustion engines. SAE Paper 2003-01-0022. In: SAE Brasil 2003 ­ XII International Mobility Technology Conference and Exhibit, 18-20 November 2003, São Paulo, SP, Brazil.
86. Pereira, LVM; Pinto, AA; Hanriot, SM; Sodré, JR; Rodrigues, EC. Analyis of the fluid flow in two intake pipes with a junction. In: COBEM 2003 ­ 17th International Congress of Mechanical Engineering, 10-14 November 2003, São Paulo, SP, Brazil.  
87. Guimarães, LM; Russi, GGP; Pires, LBM; Hanriot, SM; Sodré, JR. Effects of insertion of resonating chambers in the intake system of internal combustion engines on the air charge. In: COBEM 2003 ­ 17th International Congress of Mechanical Engineering, 10-14 November 2003, São Paulo, SP, Brazil.
88. Streva, ER; Pereira, LVM; Sodré, JR; Pasa, VMD. Gasoline­ethanol blend aging effects on engine performance and exhaust emissions. SAE Paper 2003­01­3184. In: 2003 SAE Powertrain & Fluid Systems Conference & Exhibition, 27-30 October 2003, Pittsburgh, PA, USA.  
89. Raggi, MVK; Sodré, JR. Model for kinetic formation of CO emissions in internal combustion engines. SAE Paper 2003-01-3138. In: 2003 SAE Powertrain & Fluid Systems Conference & Exhibition, 27-30 October 2003, Pittsburgh, PA, USA.  
90. Guimarães, LM; Russi, GGP; Pires, LBM; Hanriot, SM; Sodré, JR. Analysis of the fluid dynamic flow in intake conduits in the presence of resonators. In: CIBEM6 ­ VI Iberian-American Congress of Mechanical Engineering, 16-18 October 2003, Coimbra, Portugal.  
91. Sales, LCM; Sodré, JR. Optimized cold start auxiliary system for emission reduction in the exhaust of alcohol fuelled engines. SAE Paper 2002­01­3521. In: SAE BRAZIL 2002 ­ XI International Mobility Technology Congress and Exhibition, 19-21 November 2002, São Paulo, SP, Brazil.
92. Sales, LCM; Sodré, JR. Optimized cold start auxiliary system for emissions reduction in ethanol­fuelled engines. SAE Paper 2002­01­2690. In: SAE Powertrain & Fluid Systems Conference & Exhibition, 21-24 October 2002, San Diego, CA, USA.
93. Soares, SMC; Sodré, JR. Evaluation of power correction factors for different environmental conditions. In: ENCIT 2002 ­ IX Brazilian Congress of Engineering and Thermal Sciences, 15-18 October 2002, Caxambu, MG, Brazil.  
94. Soares, SMC; Sodré, JR. Effects of temperature, pressure and atmospheric air humidity on the performance of a vehicle. In: CONEM 2002 ­ II National Congress of Mechanical Engineering, 12-16 August 2002, João Pessoa, PB, Brazil.  
95. Aguiar, WG; Sodré, JR. Combustion characteristics in a wedge type chamber according to a numerical-graphical model. SAE Paper 2001­01­3877. In: SAE BRASIL 2001 ­ X International Mobility Technology Congress and Exhibit, 21-23 November 2001, São Paulo, SP, Brazil.
96. Amaral, RA; Sodré, JR. Aldehyde emissions from an ethanol­fuelled vehicle as influenced by engine geometric parameters. SAE Paper 2001­01­1998. In: SAE International Spring Fuels & Lubricants Meeting & Exhibition, 7-9 May 2001, Orlando, Fl, USA.
97. Amaral, RA; Sodré, JR. Influence of engine operating parameters on aldehyde emissions by an ethanol fuelled vehicle. In: ENCIT 2000 ­ VIII Brazilian Congress of Engineering and Thermal Sciences, 3-6 October 2000, Porto Alegre, RS, Brazil.  
98. Silva, NR; Sodré, JR. Characteristics of cold start and drivability of a vehicle using ethanol-MTBE blend. SAE Paper 2000­01­3280. In: SAE Brasil 2000 ­ IX International Mobility Technology Conference and Exhibit, 3-5 October 2000, São Paulo, SP, Brazil.
99. Hanriot, SM; Medeiros, MAF; Sodré, JR; Valle, RM. An experimental and numerical study from pulsating flow in intake manifold. SAE Paper 2000­01­3162. In: SAE Brasil 2000 ­ IX International Mobility Technology Conference and Exhibit, 3-5 October 2000, São Paulo, SP, Brazil.  
100. Silva, NR; Sodré, JR. Using additive to improve cold start in ethanol­fuelled vehicles. SAE Paper 2000­01­1217. In: SAE International Congress and Exposition, 6-9 March 2000, Detroit, MI, USA.
101. Sodré, JR. Further improvements on a HC emissions model: Partial burn effects. SAE Paper 990222. In: SAE International Congress and Exposition, 1-4 March 1999, Detroit, MI, USA.
102. Sodré, JR. A parametric model for spark ignition engine turbulent flame speed. SAE Paper 982920. In: SAE BRAZIL 98 ­ VII International Mobility Technology Conference and Exhibit, 9-11 November 1998, São Paulo, SP, Brazil.
103. Sodré, JR. Modelling NOX and CO emissions from spark ignition engines. In: Proceedings of the ENCIT 98 VII Brazilian Congress of Engineering and Thermal Sciences, 3-6 November 1998, Rio de Janeiro, RJ, Brazil, Vol. II, pp. 775 ­ 779.
104. Sodré, JR. Correlating turbulent flame speed to engine running parameters. SAE Paper 973127. In: SAE Brazil 97 ­ VI International Mobility Technology Conference and Exhibit, 27-29 October 1997, São Paulo, SP, Brazil.
105. Sodré, JR; Yates, DA. An improved model for spark ignition engine exhaust hydrocarbons. SAE Paper 971011. In: SAE International Congress and Exposition, 24-27 February 1997, Detroit, MI, USA.
106. Sodré, JR; Yates, DA. Species and time­resolved measurements of exhaust hydrocarbons from a SI engine. SAE Paper 971016. In: SAE International Congress and Exposition, 24-27 February 1997, Detroit, MI, USA.
107. Sodré, JR; Parise, JAR. Friction factor in annular conduits with tubular fins. In: Proceedings of the ENCIT 96 ­ VI Brazilian Congress of Engineering and Thermal Sciences, 11-14 November 1996, Florianópolis, SC, Brazil, Vol. II, pp. 877 ­ 882.
108. Sodré, JR; Yates, DA. Chromatograph determination of unburned fuel concentration in the exhaust of a SI engine. SAE Paper 962370. In: SAE Brazil 96 ­ V International Mobility Technology Conference and Exhibit, 7-9 October 1996, São Paulo, SP, Brazil.
109. Sodré, JR; Yates, DA. Spark plug position effects on combustion, emissions and performance of an engine according to a flame geometry model In: Proceedings of the ENCIT 96 ­ VI Brazilian Congress of Engineering and Thermal Sciences, 11-14 November 1996, Florianópolis, SC, Brazil, Vol. II, pp. 1023 ­ 1028.

Patent

1. Oliveira, A; Morais, AM; Justino, MAM; Valente, OS; Sodré, JR. Electronic injection system of hydrogen or vehicular natural gas for application in diesel power generator. Brazilian patent INPI BR1020140155902, 24 June 2014.

Events Organized

1. Sodré, JR; Vianna, JNS; Belchior, CRP; Oliveira, ABS. Automotive Engineering Symposium. COBEM 2007 XI International Congress of Mechanical Engineering, 5-9 November 2007, Brasília, DF, Brazil.
2. Sodré, JR. 2005 Seminar of Engines, Fuels and Emissions Technology. Belo Horizonte, MG, Brazil, 8-9 September 2005.
3. Sodré, JR; Silva, JE; Valle, RM; Barros, JEM; Dutra, EG. 2004 Seminar of Engines, Fuels and Emissions Technology. Belo Horizonte, MG, Brazil, 6-7 December 2005.