Search Results - "McKain, David L"

Quantification of gasoline-ethanol blend emissions effects by Clark, Nigel N., McKain, David L., Klein, Tammy, Higgins, Terence S.

“…Emissions levels from current gasoline spark-ignited engines are low, and emissions changes associated with the blending of ethanol into gasoline are small and…”
Get full text

Design and Testing of an Independently Controlled Urea SCR Retrofit System for the Reduction of NOx Emissions from Marine Diesels by JOHNSON, Derek R, BEDICK, Clinton R, CLARK, Nigel N, MCKAIN, David L

“…Diesel engine emissions for on-road, stationary and marine applications are regulated in the United States via standards set by the Environmental Protection…”
Get full text

Pump-to-Wheels Methane Emissions from the Heavy-Duty Transportation Sector by Clark, Nigel N, McKain, David L, Johnson, Derek R, Wayne, W. Scott, Li, Hailin, Akkerman, Vyacheslav, Sandoval, Cesar, Covington, April N, Mongold, Ronald A, Hailer, John T, Ugarte, Orlando J

“…Pump-to-wheels (PTW) methane emissions from the heavy-duty (HD) transportation sector, which have climate change implications, are poorly documented. In this…”
Get full text

Future methane emissions from the heavy-duty natural gas transportation sector for stasis, high, medium, and low scenarios in 2035 by Clark, Nigel N., Johnson, Derek R., McKain, David L., Wayne, W. Scott, Li, Hailin, Rudek, Joseph, Mongold, Ronald A., Sandoval, Cesar, Covington, April N., Hailer, John T.

“…Today's heavy-duty natural gas-fueled fleet is estimated to represent less than 2% of the total fleet. However, over the next couple of decades, predictions…”
Get full text

Design and Testing of an Independently Controlled Urea SCR Retrofit System for the Reduction of NO x Emissions from Marine Diesels by Johnson, Derek R, Bedick, Clinton R, Clark, Nigel N, McKain, David L

“…Diesel engine emissions for on-road, stationary and marine applications are regulated in the United States via standards set by the Environmental Protection…”
Get full text

Testing of a Heavy Heavy-Duty Diesel Engine Schedule for Representative Measurement of Emissions by Bedick, Clinton R., Clark, Nigel N., Zhen, Feng, Atkinson, Richard J., McKain, David L.

“…The Advanced Collaborative Emissions Study (ACES) program required the use of representative heavy-duty diesel engine activity. This need resulted in an engine…”
Get full text

Evaluation of Emissions from New and In-Use Transit Buses in Mexico City, Mexico by Clark, Nigel, Borrell, Enrique, McKain, David, Paramo, Victor, Wayne, W., Vergara, Walter, Barnett, Ryan, Gautam, Mridul, Thompson, Gregory, Lyons, Donald, Schipper, Lee

“…The West Virginia University Transportable Heavy-Duty Emissions Testing Laboratory was used to evaluate exhaust emissions from nine transit buses from six…”
Get full text

A Chassis Test Procedure to Mimic the Heavy-Duty Engine Transient Emissions Certification Test by Clark, Nigel N., McKain, David L.

“…In-use emissions from vehicles using heavy-duty diesel engines can be significantly higher than the levels obtained during engine certification. These higher…”
Get full text

Design and Testing of an Independently Controlled Urea SCR Retrofit System for the Reduction of NO^sub x^ Emissions from Marine Diesels by Johnson, Derek R, Bedick, Clinton R, Clark, Nigel N, McKain, David L

“…Diesel engine emissions for on-road, stationary and marine applications are regulated in the United States via standards set by the Environmental Protection…”
Get full text

Testing of a heavy heavy-duty diesel engine schedule for representative measurement of emissions by Bedtek, Clinton R, Clark, Nigel N, Zhen, Feng, Atkinson, Richard J, McKain, David L

“…The Advanced Collaborative Emissions Study (ACES) program required the use of representative heavy-duty diesel engine activity. This need resulted in an engine…”
Get full text

Evaluation of emissions from new and in-use transit buses in Mexico City, Mexico: Air quality 2006 by CLARK, Nigel N, RIVERO BORRELL, Enrique, SCHIPPER, Lee, MCKAIN, David L, PARAMO, Victor Hugo, WAYNE, W. Scott, VERGARA, Walter, BARNETT, Ryan A, GAUTAM, Mridul, THOMPSON, Gregory, LYONS, Donald W

Get full text

Evaluation of Emissions from New and In-Use Transit Buses in Mexico City, Mexico by Clark, Nigel N., Borrell, Enrique Rivero, McKain, David L., Paramo, Victor Hugo, Wayne, W. Scott, Vergara, Walter, Barnett, Ryan A., Gautam, Mridul, Thompson, Gregory, Lyons, Donald W., Schipper, Lee

“…The West Virginia University Transportable Heavy-Duty Emissions Testing Laboratory was used to evaluate exhaust emissions from nine transit buses from six…”
Get full text

Emissions Testing of a Hybrid Fuel Cell Bus by Wimmer, Robert R., Fletcher, James, Clark, Nigel N., McKain, David L., Lyons, Donald W.

“…The fuel cell bus program at Georgetown University (GU) has directed the operational development and testing of three hybrid fuel cell powered buses for…”
Get full text

Chassis Test Cycle Development for Heavy-Duty Engine Emissions Test Compliance by McKain, David L., Clark, Nigel N., McDaniel, Thomas I., Hoppie, Jennifer A., Hopie, Jennifer A.

“…Emissions testing of new heavy-duty engines is performed to ensure compliance with governmental emissions standards. This testing involves operating the engine…”
Get full text

Characterization of Emissions from Hybrid-Electric and Conventional Transit Buses by McKain, David L., Clark, Nigel N., Balon, Thomas H., Moynihan, Paul J., Lynch, Sheila A., Webb, Thomas C.

“…Hybrid-electric transit buses offer benefits over conventional transit buses of comparable capacity. These benefits include reduced fuel consumption, reduced…”
Get full text

Use of the West Virginia University Truck Test Cycle to Evaluate Emissions from Class 8 Trucks by Clark, Nigel N., Messer, J. Todd, McKain, David L., Wang, Wenguang, Bata, Reda M., Gautam, Mridul, Lyons, Donald W.

“…Emissions from light duty vehicles have traditionally been measured using a chassis dynamometer, while heavy duty testing has been based on engine…”
Get full text