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Questions related from Marimuthu Rajendran Ezhilkumar
I have collected vertical air pollutant samples at three different heights close to the road. Meanwhile I observed meteorological data at one particular point i.e. above the building roof during...
01 January 2019 8,069 2 View
Usually the filter papers will be desiccated for 24 hr before and after ambient air pollutant sampling. As we encounter some error in weighing balance, we are unable to weigh the exposed air...
10 October 2018 6,311 6 View
I am looking for a tutorial or method discussion on simulating back-trajectory for 7 days in HYSPLIT. I have a knowledge in running multiple locations. Looking for experts help.
08 August 2018 4,992 0 View
There are several methods for calculating Mixing Height but requires upper air data. Is there any source for finding mixing height using surface met. data. Kindly help me to find them.
01 January 1970 8,893 3 View
I am doing my research on vertical atmospheric pollutant modelling near and far coastal area. In this regard to study the vertical wind profile I have decided to use HYSPLIT model. But I couldn't...
01 January 1970 3,296 7 View
HiCan we simulate wind speed and temperature profiles for different heights from ground level using CALMET?
01 January 1970 6,040 4 View
Data displays Radiosonde measurements http://ddgmui.imd.gov.in/ual/DailyFlightStatusReportLive.php
01 January 1970 5,600 0 View
Source: EPA PMF User guide A graph for PM2.5 data was shown in practice exercise. Actually higher the conc. in total species will contribute higher %. How actually is the below condition...
01 January 1970 4,466 2 View
I find filter papers with various grades in glass fibre material like GF/A, GF/B, GF/C in whatman make. What does this grading signifies?
01 January 1970 2,974 2 View
I have observed PM2.5 and PM10 concentration for a particular site on alternate days for a period of 1 week. I wish to analyse the ratio of pollutants in that specific site. But as the...
01 January 1970 3,729 8 View
On refereeing few literature's, CPF is used to interpret the air pollutant concentration and wind direction to predict the source path to the receptor point. The formula with description contained...
01 January 1970 4,383 2 View
Daytime heating value is used in the formula to calculate mixing height in the PBL. The unit used to represent is Kelvin-Metre.
01 January 1970 2,890 0 View
As per the Indian and other standards, PM pollutants permissible limits are defined for 24hr and Annually. If the samples are collected for 12hr basis, can we use them for analysis and also will...
01 January 1970 5,687 4 View
