modelFlu

Model of an influenza epidemic
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Information

The influenza model describes the outbreak of an influenza epidemic. The model was adapted from the STELLA manual.

References:

  1. Richmond, B., S. Peterson, and P. Vescuso (1987), An Academic User's Guide to STELLA, High Performance Systems, Inc., Lyme, N.H.

Simulate the model across 52 time units and plot the four populations:

Components

TypeNameDefaultDescription
RealNon_inf_popNon-infected population
RealInf_popInfected population
RealSick_popSick population
RealImmune_popImmune population
Levels.LevelNon_infected
Rates.Rate_1Infection
Levels.LevelInfected
Rates.Rate_1Incubation
Levels.LevelSick
Infection_RateInfection_Rate1
Auxiliary.Prod_4Prod_4_1
Auxiliary.ConstContacts
Auxiliary.ConstContraction
Rate_equationIncubation_rate
Auxiliary.ConstTime_to_Breakdown
Modelica.Blocks.Math.AddContagious
Modelica.Blocks.Math.DivisionPerc_Infected
Modelica.Blocks.Math.Add3Total_Pop
Levels.LevelImmune
Rates.Rate_1Cure
Rate_equationCure_rate
Auxiliary.ConstSick_Duration
Auxiliary.ConstImmune_Period
Rates.Rate_1Activation
Rate_equationActivation_rate