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Common Errors - Impactor Lab Report

Common Errors - Impactor Lab Report - 4 If the PSD is...

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Lab 3 Common Errors 1. Cc is a function of d50, and d50 depends on Cc. Hence, you need to describe how you solve both simultaneously. 2. To plot cumulative distribution, your X-axis should be the upper size of the size bin. Do NOT use the mean size of that size bin. 3. If you don’t have a software that allows you to plot log-probability graph, it is good to find an alternative, e.g. you can convert accumulative percentage to probability, and then plot probability in Excel.
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Unformatted text preview: 4. If the PSD is bimodal, by default they won’t fall into a straight line in a log-probability graph. A straight line in a log-probability graph is for single mode aerosol size distribution. 5. It’s Collison nebulizer, not collision nebulizer. It’s named after Sir Collision, who invented the method. 6. Check your significant figure. For example, there is no way you can measure your mass down to μ g using the microbalance in our lab....
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