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CE5504 – Surface Water Quality Modeling

Explore population growth modeling with mass balance, exponential, logistic, Monod models, and environmental resistance in surface water quality. Learn about resource competition, yield and death coefficients, numerical integration, and the Euler Method. Practice coding for non-linear kinetics.

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CE5504 – Surface Water Quality Modeling

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

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

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

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

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

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

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

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

  9. The Yield Coefficient CE5504 – Surface Water Quality Modeling

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

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

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

  13. The Euler Method CE5504 – Surface Water Quality Modeling

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

  15. Code CE5504 – Surface Water Quality Modeling

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

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

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