ch_rchinit Subroutine

subroutine ch_rchinit()

Uses

  • proc~~ch_rchinit~~UsesGraph proc~ch_rchinit ch_rchinit module~channel_module channel_module proc~ch_rchinit->module~channel_module module~hydrograph_module hydrograph_module proc~ch_rchinit->module~hydrograph_module module~basin_module basin_module module~hydrograph_module->module~basin_module module~time_module time_module module~hydrograph_module->module~time_module

~ ~ ~ PURPOSE ~ ~ ~ this subroutine initializes variables for the daily simulation of the channel routing command loop

~ ~ ~ INCOMING VARIABLES ~ ~ ~ name |units |definition ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ihout |none |outflow hydrograph storage location number ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~

~ ~ ~ OUTGOING VARIABLES ~ ~ ~ name |units |definition ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ bury |mg pst |loss of pesticide from active sediment layer |by burial difus |mg pst |diffusion of pesticide from sediment to reach hdepth(:) |m |depth of flow during hour hhstor(:) |m^3 H2O |water stored in reach at end of hour hhtime(:) |hr |travel time of flow in reach for hour hrchwtr(:) |m^3 H2O |water stored in reach at beginning of hour hrtwtr(:) |m^3 |water leaving reach in hour hsdti(:) |m^3/s |flow rate in reach for hour rcharea |m^2 |cross-sectional area of flow rchdep |m |depth of flow on day rchwtr |m^3 H2O |water stored in reach at beginning of day reactw |mg pst |amount of pesticide in reach that is lost |through reactions reactb |mg pst |amount of pesticide in sediment that is lost |through reactions |up by plant roots in the bank storage zone resuspst |mg pst |amount of pesticide moving from sediment to |reach due to resuspension rtevp |m^3 H2O |evaporation from reach on day rttime |hr |reach travel time rttlc |m^3 H2O |transmission losses from reach on day rtwtr |m^3 H2O |water leaving reach on day sdti |m^3/s |flow rate in reach for day sedrch |metric tons |sediment transported out of reach on day setlpst |mg pst |amount of pesticide moving from water to |sediment due to settling volatpst |mg pst |amount of pesticide lost from reach by |volatilization ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~

~ ~ ~ LOCAL DEFINITIONS ~ ~ ~ name |units |definition ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ii |none |counter kk |none |counter jrch |none |reach number ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~

~ ~ ~ ~ ~ ~ END SPECIFICATIONS ~ ~ ~ ~ ~ ~

Arguments

None