Need help solving the following equation to calculate chloride ingress into concrete

[dwright-5]

Hi All

I am currently trying to solve the following equation for Dc. I have tried to do it as seen below, but i dont know if i am getting this completely wrong? Any help would be greatly appreciated.

Many thanks in advance

Daniel Wright

[Werner_E · Accepted solution]

Its hard to play with a picture, so for future questions please post the worksheet (along with a pic, as many of us can't read Prime 3.1 files.

We also don't see the value of C.0.

You have to define the function above the solve block and also add D.c as argument -> C(t,z,D.c):=....

Here is what it look like in Mathcad 15 (have used C.0=1)

[dwright-5]

Thank you very much Werner, you have been a great help.

thanks

[LucMeekes]

Here's an alternative approach:

Luc