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tools:actools:cmaq_reduced [2017/02/01 09:45] ctena |
tools:actools:cmaq_reduced [2017/02/14 15:41] ctena [8h_max] |
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+ | In the first line it has the header that specifies the content of the following lines. | ||
+ | < | ||
+ | var, | ||
+ | </ | ||
+ | * var -> Name of the output variable following the conventions. | ||
+ | * var_cmaq -> Variable or List of variables of the CMAQ file to reduce. | ||
+ | * filename -> CMAQ file to reduce. | ||
+ | * factor -> Conversion factor to store the value in the correct units. | ||
+ | * unit -> Units to save the outputs. | ||
+ | * timeint_stat -> Type (or list of types) of the reduceds to do. the Reduced types will be explained in the REDUCED TYPES SECTION. | ||
+ | |||
+ | ===== Reduced types ===== | ||
+ | All the output types are saved following the NetCDF conventions with the lat lon localization and the datetime. | ||
+ | ==== 1h ==== | ||
+ | This output type is directly the hourly values. | ||
+ | |||
+ | The output type will have the same time steps of the input. | ||
+ | ==== 8h_max ==== | ||
+ | That's the most complex reduced type. | ||
+ | |||
+ | The result is one value for each cell and each day. | ||
+ | This result is the maximum daily 8 hour mean. | ||
+ | |||
+ | DIRECTIVE 2008/50/EC OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL | ||
+ | |||
+ | Maximum daily eight-hour mean: the maximum daily eight-hour mean concentration shall be selected by examining eight-hour running averages, calculated from hourly data and updated each hour. Each eight -hour average so calculated shall be assigned to the day on which it ends. i.e. the first calculation period for any one day will be the period from 17:00 on the previous day to 01:00 on that day; the last calculation | ||
+ | |||
+ | ==== day_mean ==== | ||
+ | The mean of each day | ||
+ | ==== day_max ==== | ||
+ | The maximum value of each day |