Sentences with phrase «portable emissions measurement»
In RDE tests, exhaust gas emissions — NOx (nitrogen oxide), particles (fine dust) and other — are measured during an actual drive on the road using a Portable Emissions Measurement System (PEMS).
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It is also possible to test emissions during real - world driving, using a portable emissions measurement system, though the process is cumbersome.
Not exact matches
The Department of Energy can use its role as the research and development arm of the federal government to improve the effectiveness and reduce the costs of emissions measurement and control technologies, such as methane isotope analyzers, infrared cameras, and portable compressors.