RunModel_CemaNeigeGR4J.Rd

\encoding{UTF-8}


\name{RunModel_CemaNeigeGR4J}
\alias{RunModel_CemaNeigeGR4J}


\title{Run with the CemaNeigeGR4J hydrological model}


\usage{
RunModel_CemaNeigeGR4J(InputsModel, RunOptions, Param)
}


\arguments{
\item{InputsModel}{[object of class \emph{InputsModel}] see \code{\link{CreateInputsModel}} for details}

\item{RunOptions}{[object of class \emph{RunOptions}] see \code{\link{CreateRunOptions}} for details}

\item{Param}{[numeric] vector of 6 (or 8 parameters if \code{IsHyst = TRUE})
\tabular{ll}{                                                                      
GR4J X1      \tab production store capacity [mm]                                          \cr
GR4J X2      \tab intercatchment exchange coefficient [mm/d]                              \cr
GR4J X3      \tab routing store capacity [mm]                                             \cr
GR4J X4      \tab unit hydrograph time constant [d]                                       \cr
CemaNeige X1 \tab weighting coefficient for snow pack thermal state [-]                   \cr
CemaNeige X2 \tab degree-day melt coefficient [mm/°C/d]                                   \cr
CemaNeige X3 \tab (optional) accumulation threshold [mm] (needed if \code{IsHyst = TRUE}) \cr
CemaNeige X4 \tab (optional) percentage (between 0 and 1) of annual snowfall defining the melt threshold [-] (needed if \code{IsHyst = TRUE}) \cr
}}
}


\value{
[list] list containing the function outputs organised as follows:                                         
  \tabular{ll}{                                                                                         
  \emph{$DatesR  }          \tab [POSIXlt] series of dates                                                  \cr
  \emph{$PotEvap }          \tab [numeric] series of input potential evapotranspiration [mm/d]              \cr
  \emph{$Precip  }          \tab [numeric] series of input total precipitation [mm/d]                       \cr
  \emph{$Prod    }          \tab [numeric] series of production store level [mm]                            \cr
  \emph{$Pn      }          \tab [numeric] series of net rainfall [mm/d]                         			      \cr
  \emph{$Ps      }          \tab [numeric] series of the part of Pn filling the production store [mm/d]     \cr
  \emph{$AE      }          \tab [numeric] series of actual evapotranspiration [mm/d]                       \cr
  \emph{$Perc    }          \tab [numeric] series of percolation (PERC) [mm/d]                              \cr
  \emph{$PR      }          \tab [numeric] series of PR=Pn-Ps+Perc [mm/d]                                   \cr
  \emph{$Q9      }          \tab [numeric] series of UH1 outflow (Q9) [mm/d]                                \cr
  \emph{$Q1      }          \tab [numeric] series of UH2 outflow (Q1) [mm/d]                                \cr
  \emph{$Rout    }          \tab [numeric] series of routing store level [mm]                               \cr
  \emph{$Exch    }          \tab [numeric] series of potential semi-exchange between catchments [mm/d]      \cr
  \emph{$AExch1  }          \tab [numeric] series of actual exchange between catchments for branch 1 [mm/d] \cr
  \emph{$AExch2  }          \tab [numeric] series of actual exchange between catchments for branch 2 [mm/d] \cr
  \emph{$AExch   }          \tab [numeric] series of actual exchange between catchments (1+2) [mm/d]        \cr
  \emph{$QR      }          \tab [numeric] series of routing store outflow (QR) [mm/d]                      \cr
  \emph{$QD      }          \tab [numeric] series of direct flow from UH2 after exchange (QD) [mm/d]        \cr
  \emph{$Qsim    }          \tab [numeric] series of simulated discharge [mm/d]                             \cr
  \emph{$CemaNeigeLayers}   \tab [list] list of CemaNeige outputs (1 list per layer)                        \cr
  \emph{$CemaNeigeLayers[[iLayer]]$Pliq         } \tab [numeric] series of liquid precip. [mm/d]                    \cr
  \emph{$CemaNeigeLayers[[iLayer]]$Psol         } \tab [numeric] series of solid precip. [mm/d]                     \cr
  \emph{$CemaNeigeLayers[[iLayer]]$SnowPack     } \tab [numeric] series of snow pack [mm]                           \cr
  \emph{$CemaNeigeLayers[[iLayer]]$ThermalState } \tab [numeric] series of snow pack thermal state [°C]             \cr
  \emph{$CemaNeigeLayers[[iLayer]]$Gratio       } \tab [numeric] series of Gratio [0-1]                             \cr
  \emph{$CemaNeigeLayers[[iLayer]]$PotMelt      } \tab [numeric] series of potential snow melt [mm/d]               \cr
  \emph{$CemaNeigeLayers[[iLayer]]$Melt         } \tab [numeric] series of actual snow melt [mm/d]                  \cr
  \emph{$CemaNeigeLayers[[iLayer]]$PliqAndMelt  } \tab [numeric] series of liquid precip. + actual snow melt [mm/d] \cr
  \emph{$CemaNeigeLayers[[iLayer]]$Temp         } \tab [numeric] series of air temperature [°C]                     \cr     
  \emph{$CemaNeigeLayers[[iLayer]]$Gthreshold   } \tab [numeric] series of melt threshold [mm]                      \cr
  \emph{$CemaNeigeLayers[[iLayer]]$Glocalmax    } \tab [numeric] series of local melt threshold for hysteresis [mm] \cr
  \emph{$StateEnd}                                \tab [numeric] states at the end of the run: \cr\tab store & unit hydrographs levels [mm], CemaNeige states [mm & °C], \cr\tab see \code{\link{CreateIniStates}} for more details                               \cr
  }