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ENVIRONMENTAL MONITORING

We provide state-of-the-art source-differentiated air pollution monitoring solutions that help our partners take informed decisions in challenging settings.

LONG-TERM SOURCE-DIFFERENTIATED PM80, PM10, AND PM2.5 STUDIES AIMED TOWARDS IDENTIFYING IMMISSIONS

  • Road traffic (e.g. brake, tire and road wear)
  • Railway traffic (e.g. abrasion of wheels, brakes, and rails)
  • Industry (source-specific fingerprints)
  • Biogenic / organic matter (e.g. woodburning, polen, etc.)
  • Agriculture
  • Secondary pollutants (sulfate, nitrate, ammonium, etc)

SHORT-TERM PM IDENTIFICATION STUDIES

  • Airborne pollution source exploration
  • Airborne pollution sources identification
  • Airborne pollution sources identification - seasonal variations
  • Airborne pollution yearly monitoring + sources identification, linking to yearly particulate matter values & seasonal variations

Non Exhaust Emissions Monitoring

Tire, brake, and road wear are major contributors to particulate pollution in mobility environments, yet their share is difficult to isolate with traditional methods. Using automated morpho-chemical particle analysis, we identify and quantify these non exhaust particles directly in ambient air. Our monitoring programs clarify how much each source contributes along roads, rail corridors, and urban areas, and provide a solid basis for assessing mitigation strategies and policy measures.

Industrial and Mining Dust Monitoring

We measure and differentiate dust from quarries, mining sites, and nearby background sources through automated morpho-chemical particle analysis. This allows operators and authorities to understand the real contribution of site activities to ambient PM and to track the effect of mitigation measures during monitoring programs.

Dust monitoring

Source-differentiated dust monitoring (coarse and fine dust) and determination of dust precipitation (LRV limits) at:

  • urban, industrial and rural sites
  • quarries and gravel pits
  • construction sites/tunnels

By means of passive (Sigma-2 and Bergerhoff) or active PM10/PM2.5 sampling.

Abrasion particles from traffic

Characterization and quantification of non-exhaust particles in air and water samples:

  • tire wear (microplastic, micro-rubber)
  • brake wear
  • road wear
  • road marking

Analysis of fine dust

Active and passive measurements:

  • Analysis of PM2.5 and PM10 (gravimetry following CEN EN 12341)
  • PM2.5 and PM10 characterization with automated SEM/EDX (ASPA MC2®)
  • EC/OC (TOT), water soluble ions (IC) and element composition (ICP-MS/AES)

Source apportionment of dust

Development of measurement concepts:

  • who or what has caused the particle pollution?
  • what is the contribution of a specific source?
  • solutions for dust abatement/control

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Particle Vision GmbH
Passage du Cardinal 13B
CH-1700 Fribourg

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