This content is not included in your SAE MOBILUS subscription, or you are not logged in.

DigitalAir Camless FVVA System - Part 2, Gasoline Engine Performance Opportunities

Journal Article
2017-01-0641
ISSN: 1946-3936, e-ISSN: 1946-3944
Published March 28, 2017 by SAE International in United States
DigitalAir
<sup>™</sup>
 Camless FVVA System - Part 2, Gasoline Engine Performance Opportunities
Sector:
Citation: Charlton, S., Price, C., Rogers, J., Turner, J. et al., "DigitalAir Camless FVVA System - Part 2, Gasoline Engine Performance Opportunities," SAE Int. J. Engines 10(3):832-845, 2017, https://doi.org/10.4271/2017-01-0641.
Language: English

References

  1. Babbitt , G. , Rogers , J. , Weyer , K. , Cohen , D. et al DigitalAir™ Camless FVVA System - Part 1, Valvetrain Design, Capability and Performance SAE Int. J. Engines 10 3 802 816 2017 10.4271/2017-01-0635
  2. Schechter , M. and Levin , M. Camless Engine SAE Technical Paper 960581 1996 10.4271/960581
  3. Dresner , T. and Barkan , P. A Review and Classification of Variable Valve Timing Mechanisms SAE Technical Paper 890674 1989 10.4271/890674
  4. Dresner , T. and Barkan , P. A Review of Variable Valve Timing Benefits and Modes of Operation SAE Technical Paper 891676 1989 10.4271/891676
  5. Haas , M. UniAir - The first fully-variable, electro-hydraulic valve control system Schaeffler Publication 2010
  6. Gottschalk , W. , Lezius , U. , and Mathusall , L. Investigations on the Potential of a Variable Miller Cycle for SI Knock Control SAE Technical Paper 2013-01-1122 2013 10.4271/2013-01-1122
  7. Audi valvelift system Audi Technology Portal http://www.audi-technology-portal.de/en/drivetrain/fsi-tsi-engines/audi-valvelift-system_en
  8. Huber , R. , Klumpp , P. , and Ulbrich , H. Dynamic Analysis of the Audi Valvelift System SAE Int. J. Engines 3 1 839 849 2010 10.4271/2010-01-1195
  9. Luttermann , C. , Schünemann , E. , and Klauer , N. Enhanced VALVETRONIC Technology for Meeting SULEV Emission Requirements SAE Technical Paper 2006-01-0849 2006 10.4271/2006-01-0849
  10. Richman , R. and Reynolds , W. A Computer-Controlled Poppet-Valve Actuation System for Application on Research Engines SAE Technical Paper 840340 1984 10.4271/840340
  11. Turner , J. , Bassett , M. , Pearson , R. , Pitcher , G. et al. New Operating Strategies Afforded by Fully Variable Valve Trains SAE Technical Paper 2004-01-1386 2004 10.4271/2004-01-1386
  12. Turner , J.W.G. , Kenchington , S.A. , and Stretch , D.A. Production AVT Development: Lotus and Eaton's electrohydraulic Closed-Loop Fully Variable Valve Train System http://bioage.typepad.com/greencarcongress/docs/lotuseaton.pdf
  13. Turner , C. , Babbitt , G. , Balton , C. , Raimao , M. et al. Design and Control of a Two-stage Electro-hydraulic Valve Actuation System SAE Technical Paper 2004-01-1265 2004 10.4271/2004-01-1265
  14. Milovanovic , N. , Dave , B. , Gedge , S. , and Turner , J. Cam Profile Switching (CPS) and Phasing Strategy vs Fully Variable Valve Train (FVVT) Strategy for Transitions between Spark Ignition and Controlled Auto Ignition Modes SAE Technical Paper 2005-01-0766 2005 10.4271/2005-01-0766
  15. Dittrich , P. , Peter , F. , Huber , G. , and Kuehn , M. Thermodynamic Potentials of a Fully Variable Valve Actuation System for Passenger-Car Diesel Engines SAE Technical Paper 2010-01-1199 2010 10.4271/2010-01-1199
  16. Ha , K. , Han , D. , and Kim , W. Development of Continuously Variable Valve Lift Engine SAE Technical Paper 2010-01-1187 2010 10.4271/2010-01-1187
  17. Pournazeri , M. , Khajepour , A. , and Fazeli , A. An Efficient Lift Control Technique in Electro-hydraulic Camless Valvetrain Using Variable Speed Hydraulic Pump SAE Int. J. Engines 4 1 1247 1259 2011 10.4271/2011-01-0940
  18. Lou , Z. , Wen , S. , Qian , J. , Xu , H. et al. Camless Variable Valve Actuator with Two Discrete Lifts SAE Technical Paper 2015-01-0324 2015 10.4271/2015-01-0324
  19. Turner , J.W.G. Some observations on the JP SCOPE Inc. DigitalAir Fully Variable Valve Train in relation to competing technologies Private Communication August 8 2016
  20. Koenigsegg describes Freevalve - Camless Engine https://www.youtube.com/watch?v=OZWeNPi2XkE
  21. Price , C.E. Valve apparatus for an internal combustion engine United States Patent, US 7263963 B2 September 4 2007
  22. Price , C.E. Valve apparatus for an internal combustion engine United States Patent US 7373909 B2 May 20 2008
  23. Price , C.E. Valve apparatus for an internal combustion engine United States Patent US 7448354 B2 November 11 2008
  24. Price , C.E. Valve apparatus for an internal combustion engine United States Patent US 7461619 B2 December 9 2008
  25. Price , C.E. Valve apparatus for an internal combustion engine United States Patent US 8108995 B2 February 7 2012

Cited By