News & Events
Final Meeting at PTB on 6 and 7 July 2023
The consortium members of MetroPEMS met for the project's final meeting in early July at PTB in Germany to discuss the results and progress that have...
Peer-reviewed publication on Effects of the test aerosol on the performance of periodic technical inspection particle counters
Highlights:
- Particle counters for the periodic technical inspection of diesel-vehicle exhaust respond differently to different aerosols.
-...
M27 Meeting in Aarhus (DK) on 1st and 2nd of December 2022
At the beginning of December 2022, MetroPEMS consortium members met offline and online to discuss the progress of the project and plan the last part...
Report: Summary report on the current state-of-the-art of Exhaust Flow Meter (EFM) calibration procedures, including (i) its associated uncertainty for relevant carrier gases and (ii) its relation to on-road emission tests
This report follows from a literature investigation into the current state-of-the-art of PEMS EFM SI-traceable calibration procedures.
Peer-reviewed publication on particle number
Hammer et al. have characterised a state-of-the-art silver particle generator for calibration of CPC, DMA, and PN-PEMS devices in the diameter range...