Workshop to Discuss Draft Proposals for Changes
to the Predictive Model and Other Changes to the
California Reformulated Gasoline Regulations

8/4/99

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Table of Contents

Workshop to Discuss Draft Proposals for Changes
to the Predictive Model and Other Changes to the
California Reformulated Gasoline Regulations

Agenda

Background

Governor’s Findings

Governor’s Executive Order

Governor’s Executive Order (D-5-99)

Tasks Required by Executive Order D-5-99

Tasks Required by Executive Order D-5-99 (continued)

Tasks Required by Executive Order D-5-99 (continued)

Tasks Required by Executive Order D-5-99 (continued)

Technical Issues

Summer Test Program

Issues

Predictive Model Development

Predictive Model Development

Potential Changes from the Existing Model

Changes to Database

Year 2005 - Percent Distribution

Draft Relative Tech Group Weighting for
Phase 3 RFG (2005)

Predictive Model Update Issues

Proposed Draft Specifications

Phase 2 RFG Parameters and Preliminary Draft
Phase 3 RFG Options

Near Term Work For August 31, 1999, Workshop

Midterm Work To be completed by October 1999

PPT Slide

High Emitters

What is the Basis of the Predictive Model?

Differences Between the EPA and CARB Models

How does the Predictive Model Differ from the
U.S. EPA Complex Model? - High Emitters

Differences Between the EPA and CARB Models

Percent Change in HC Emissions 0 Percent to
3.5 Percent Oxygen

Percent Change in NOx Emissions 0 Percent to
3.5 Percent Oxygen

High Emitters

PPT Slide

PPT Slide

Near Term Work For August 31, 1999 Workshop

Next Meeting - Proposed

Author: Steve Brisby - CARB

Email: sbrisby@arb.ca.gov

Home Page: http://www.arb.ca.gov/fuels/gasoline/gasoline.htm