Modeling vehicle fuel consumption and emissions at signalized intersection approaches : integrating field-collected data into microscopic simulation.
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2012-07-01
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Edition:Final report.
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Abstract:Microscopic models produce emissions and fuel consumption estimates with higher temporal resolution than other scales of ; models. Most emissions and fuel consumption models were developed with data from dynamometer testing which are ; sufficiently accurate for macroscopic level emissions inventories. The primary goal of this project is to improve the ; microscopic modeling of emission and fuel consumption by integrating detailed vehicle data into the simulation. The ; proposed approach combines a microscopic traffic simulation model (VISSIM) with detailed emissions and fuel ; consumption data that is either collected in the field or obtained from an existing emission inventory dataset. The project ; also examines the possibility of using the vehicle’s on-board diagnostic board (OBD) to record real-time engine and ; emissions data at a high temporal resolution. The outcome of this project provides transportation operators with a model that ; is capable of reliably estimating the environmental impact of various traffic management policies at the microscopic ; modeling and would fill a gap that currently exists in traffic modeling capabilities.
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Main Document Checksum:urn:sha-512:ae12c426083e86ab374a4beadc9ff8759982de7940c63887911cc4842b0277ff2e007f1e305fc158dcae642136a713970a0f5fccb07906de7351a6d197127357