Status of SMOKE

1
Status of SMOKE

• Catherine Seppanen
• Carolina Environmental Program
• University of North Carolina - Chapel Hill

2
History

• Sparse Matrix Operator Kernel Emissions (SMOKE)
  Modeling System
• Processes emissions for input into air quality
  models
• Developed at MCNC by Marc Houyoux
• Now under active development at CEP
• Funding primarily from EPA and through CMAS

3
Release Schedule

• SMOKE v1.5 released in early 2003
• Several patches available during the summer
• SMOKE v2.0 released on Sept. 30, 2003
• Planning to release SMOKE v2.1 in January 2004

4
SMOKE v2.0 Highlights

• Support for all toxic source categories
• SMOKE v1.5 supported nonroad and on-road mobile
  sources
• SMOKE v2.0 adds support for non-point and point
  sources
• Processes additional fields from the NIF (MACT,
  NAICS, source type code, and emission release
  point type)

5
Toxics Support

• New inventory format (ORL) for toxics data
• Handles 8- and 10-digit SCCs within the same
  source category (non-point, nonroad, and point)
• Revised controls to use MACT-based assignments
• Can assign speciation profiles by MACT and SIC

6
More on SMOKE v2.0

• Updates to SMOKE/MOBILE6 integration
• First released in SMOKE v1.5
• Travel on freeway ramps accounted for when
  estimating freeway emissions
• New settings for treatment of freeway speeds
• Support for hourly speed profiles
• Revised plume rise calculations
• Changed terminology from ozone season to more
  general average day

7
More on SMOKE v2.0

• Revised and expanded users guide
• Had not been updated since SMOKE v1.4
• More introductory and conceptual material
• Better explanations of directory structure and
  file locations
• More detailed information on nctox release case
• Updated for new programs, environment variables,
  and files

8
SMOKE v2.0 Availability

• Download executables, scripts, and data through
  the CMAS Model Clearinghouse
• http//www.cmascenter.org/modelclear.shtml
• Users guide available online at the main SMOKE
  website
• http//www.cep.unc.edu/empd/products/smoke/

9
Future Work

• Additional quality assurance updates
• Use humidity data from meteorology files when
  running SMOKE/MOBILE6
• Externally accessible code archive for better
  community collaboration
• NIF-to-IDA converter

10
Problems and Questions

• Problems and questions can be submitted online
  through the CMAS Help Desk
• http//www.cmascenter.org/help.shtml
• Uses the Bugzilla bug tracking system
• Searchable archive of current and resolved issues