1. CE5504 – Surface Water Quality Modeling CE5504 Surface Water Quality Modeling Lab 1. Numerical Methods and Population Growth Modeling

2. Begin with a mass balance on microbial growth CE5504 – Surface Water Quality Modeling

3. (Mihelcic 1999, Figure 5.4) Exponential growth model CE5504 – Surface Water Quality Modeling

4. Environmental Resistance CE5504 – Surface Water Quality Modeling (Mihelcic 1999, Figure 5.5)

5. Logistic growth model CE5504 – Surface Water Quality Modeling (Mihelcic 1999, Figure 5.7)

6. Example: carry capacity effects CE5504 – Surface Water Quality Modeling (Mihelcic 1999, Figure 5.6)

7. Monod Model CE5504 – Surface Water Quality Modeling (Mihelcic 1999, Figure 5.8)

8. Example: resource competition CE5504 – Surface Water Quality Modeling (Mihelcic 1999, Figure 5.9)

9. The Yield Coefficient CE5504 – Surface Water Quality Modeling

10. The Death (Respiration) Coefficient CE5504 – Surface Water Quality Modeling

11. Putting It All Together CE5504 – Surface Water Quality Modeling (Mihelcic 1999, Figure 5.10)

12. Numerical Integration CE5504 – Surface Water Quality Modeling  non-idealized loading functions  variable parameters  multi-segment systems  non-linear kinetics

13. The Euler Method CE5504 – Surface Water Quality Modeling

14. The Effect of Step Size CE5504 – Surface Water Quality Modeling (Spain 1982, Figure 5.1)

15. Code CE5504 – Surface Water Quality Modeling

16. Code (continued) CE5504 – Surface Water Quality Modeling

17. Code (continued) CE5504 – Surface Water Quality Modeling