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Inventory - 1 Emission Factors

Inventory - 1 Emission Factors. Inadequate support for current emission factors database of baseline tests scrappage assumptions inclusion and weighing of leakers ??. Inventory - 2 Activity Factors. Mis-estimate of current populations

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Inventory - 1 Emission Factors

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  1. Inventory - 1Emission Factors • Inadequate support for current emission factors • database of baseline tests • scrappage assumptions • inclusion and weighing of leakers • ?? The Outdoor Power Equipment Institute 341 South Patrick Street • Alexandria, VA 22314 • 703-549-7600 • 703-549-7604 FAX • www.opei.org

  2. Inventory - 2Activity Factors • Mis-estimate of current populations • Wrong use of recent survey data and extrapolations therefrom • Wrong use of CA fractions of national sales • Mis-estimate of current equipment usage rates (hours/yr) • Improper projection to future years The Outdoor Power Equipment Institute 341 South Patrick Street • Alexandria, VA 22314 • 703-549-7600 • 703-549-7604 FAX • www.opei.org

  3. The Outdoor Power Equipment Institute 341 South Patrick Street • Alexandria, VA 22314 • 703-549-7600 • 703-549-7604 FAX • www.opei.org

  4. Inventory - 3Estimate Reductions • Appear larger because baselines are inflated • Assumed percent reductions based on poor database as noted earlier • Assume unrealistically low deterioration based on ?? • Do not consider delayed market penetration due to lack of equipment availability or more cost (i.e., static analysis) • Do not factor in realistic fuels The Outdoor Power Equipment Institute 341 South Patrick Street • Alexandria, VA 22314 • 703-549-7600 • 703-549-7604 FAX • www.opei.org

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