Systematic Selection of a CPC Working Fluid for Aerosols of Heterogeneous Composition

Gandolf Feigl, Martin Kupper*, Markus Bainschab, Mario Arar, Alexander Bergmann

*Corresponding author for this work

Research output: Contribution to conferencePoster

Abstract

Aim: CPC with minimized dependency of the counting efficiency ( on the particle material Alternative potential working fluids were benchmarked against n Butanol as the present standard As a result, we present a suitable working fluid ideal for measurements on heterogeneous aerosols like, e g brake wear or environmental aerosols.
A pre selection of potential working fluids in line to our previous work for a high temperature CPC working fluid 1 was done
first
• We scanned 71 substances from 9 substance classes
• Careful literature survey, simulations, safety and environmental considerations and experimental work
• Hypothesis the CE of a CPC with a given geometry, at a certain flow rate and fixed Δ𝑇 depends primarily on
1. the working fluid
2. the particle material
Original languageEnglish
Publication statusPublished - 5 Sept 2022
Event11th International Aerosol Conference: IAC 2022 - Hybrider Event, Athen, Greece
Duration: 5 Sept 20229 Sept 2022

Conference

Conference11th International Aerosol Conference
Abbreviated titleIAC 2022
Country/TerritoryGreece
CityHybrider Event, Athen
Period5/09/229/09/22

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