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Dive into the research topics where D. Gregory is active.

Publication


Featured researches published by D. Gregory.


SAE 2001 World Congress | 2001

The Transient Storage and Blow-Out of Diesel Particulate In Practical Exhaust Systems

Gordon E. Andrews; A.G. Clarke; Néstor Y. Rojas; T. Sale; D. Gregory


International Spring Fuels & Lubricants Meeting | 2001

Diesel Particle Size Distribution: The Conversion Of Particle Number Size Distribution To Mass Distribution

Gordon E. Andrews; A.G. Clarke; Néstor Y. Rojas; T. Sale; D. Gregory


SAE transactions | 2000

Improved Three-Way Catalyst Performance Using an Active Bias Control Regeneration System

B. Campbell; R. Farrington; G. Inman; S. Dinsdale; D. Gregory; Derek Eade; Jonathan Kisenyi


SAE transactions | 2000

Diesel Particle Size Distribution Changes Along a Practical Exhaust System During Cold Start in a Passenger Car IDI Diesel

Gordon E. Andrews; A. J. Clarke; Néstor Y. Rojas; D. Gregory; T. Sale


International Fuels & Lubricants Meeting & Exposition | 2000

Investigation into the Performance of an Ultra-fast Response NO Analyser Equipped with a NO2 to NO Converter for Gasoline and Diesel Exhaust NOx Measurements

Tony Collier; D. Gregory; Mark Rushton; Tim Hands


SAE transactions | 2000

Particulate mass accumulation and release in practical diesel engine exhaust systems under cold start conditions

Gordon E. Andrews; A. J. Clarke; Néstor Y. Rojas; D. Gregory; T. Sale


SAE transactions | 1999

Evolution of lean-NOx traps on PFI and DISI lean burn vehicles

D. Gregory; R. A. Marshall; B. Eves; M. Dearth; Jeffrey Scott Hepburn; Mark Brogan; D. Swallow


SAE transactions | 2000

Signal processing and practical performance of a real-time PM analyzer using fast FIDs

Hirokazu Fukushima; Ichiro Asano; Shigeo Nakamura; Kozo Ishida; D. Gregory


SAE transactions | 1999

Optimising the aftertreatment configuration for nox regeneration on a lean-NOx trap

R. A. Marshall; D. Gregory; B. Eves; G. Peirce; T. Taylor; S. Cornish; M. Dearth; Jeffrey Scott Hepburn


SAE 2004 World Congress & Exhibition | 2004

Effect of Catalyst Inlet Cone Flow Mal-Distribution on Emissions Performance of a Close-Coupled Catalytic Converter

Bruce Campbell; Alex Finch; Paul Tancell; Andrew Hitchings; Mark Marsh; David Lloyd-Thomas; D. Gregory

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Néstor Y. Rojas

National University of Colombia

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