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Category: Development & EngineeringNo API key required

julia-hydrotools

Processing of basic variables for calculating shortwave radiation, longwave radiation, potential evapotranspiration, sunrise and sunset times, and humidity.

personAuthor: jakexiaohubgithub

1 运行环境说明

  • 在Julia中运行

  • 在julia中首先加载包,using HydroTools

  • 若没有包加载出错,则安装之,using Pkg; Pkg.add("HydroTools")

1.1 函数说明

  • cal_Rsi_toa(lat, J): daily extraterrestrial radiation in MJ m-2 day-1
    • lat: latitude in deg
    • J: doy of year

    注意lat和J是scalar 如果是vector,按照Julia的语法,采用cal_Rsi_toa.(lat, J)调用

    • 默认返回单位是MJ d-1,若想转为W m-2,需要调用[MJ2W]函数,告诉用户返回的数字单位

1.2 文件保存

文件保存采用Julia包DataFramesRTableTools

using RTableTools
fwrite(df, "out.csv") # df is a DataFrame