Search found 2 matches

by jstults14
Mon Sep 14, 2020 5:47 pm
Forum: Hydrus 1D
Topic: Supress NaN values for PEST inversion
Replies: 0
Views: 4292

Supress NaN values for PEST inversion

Hello, I am running a PEST inversion for solute transport with HYDRUS. After several iterations, PEST inevitably runs a simulation which produces NaN values. I have altering the number of spatial and temporal nodes several times to prevent the non-convergence issue which produces the NaN error with ...
by jstults14
Mon Oct 14, 2019 7:55 pm
Forum: STANMOD
Topic: BTC of tracer
Replies: 1
Views: 9712

Re: BTC of tracer

Yes just prepare a few standard solutions of NaCl (i.e. 4 total solutions of added salt concentration 0g/l, 1g/l, 3 g/l, and 5g/l) and calibrate your salinity readings to the concentration standards. Then you can use whatever your salinity reading is as a good surrogate for concentration. I've done ...