HYDROLOGY

ICAR/02 - 9 CFU - 1° semestre

Docente titolare dell'insegnamento

ANTONINO CANCELLIERE


Obiettivi formativi

Il corso è un'introduzione all'idrologia e ciclo idrologico con particolare enfasi sulla aspetti di applicazione legati all'acqua e Ingegneria ambientale.


Contenuti del corso

1. INTRODUCTION Course presentation. Development of hydrological science. 2 INTRODUCTION TO THE HYDROLOGICAL CYCLE Hydrological cycle components. Precipitation. Evaporation and evapotranspiration. Runoff and streamflows. Groundwater. Human effects on the hydrological cycle. Distribution of water resources on earth. -­?-­? 3. HYDROLOGICAL INFORMATION Instruments and methods for measuring hydrological variables. Sources of information. Hydrological and Hydrographic services. Real time data collection networks. Radar and satellites. Reanalysis data. -­?-­? 4. INTRODUCTION TO PROBABILITY THEORY AND STATISTICS Statistical description of data. Probability definitions. Probability function. Properties of probability functions. Random variables, cumulative distribution function (cdf) and probability density function (pdf). Discrete parametric cdf. Continuous parametric cdf. Return period and risk. Distribution fitting and goodness of fit assessment. Statistical tests. Regression analysis. -­?-­? 5. PRECIPITATION Formation of precipitation. Precipitation types. Distribution of precipitation. Estimation of areal precipitation. Extreme precipitation frequency analysis. Intensity duration frequency curves. Regional analysis of extreme precipitation. -­?-­? 6. WATERSHED AND DRAINAGE NETWORK CHARACTERIZATION USING GIS Watershed delineation. Geomorphologic characterization of watersheds. Streamflow network characterization. Horton and Strahler’s laws. -­?-­? 7. RUNOFF AND STREAMFLOWS Streamflow regimes. Streamflow measurements. Flow duration curves. Formation of runoff and streamflows. Infiltration. Hydrograph components. Stochastic modelling of streamflow series. SEAMOD model for monthly streamflow. -­?-­? 8. FLOOD HYDROGRAPH ANALYSIS Hydrograph separation. Time of concentration estimation. Peak discharge estimation. Regional methods for peak discharge estimation. Design hyetographs. Rainfall-­?runoff models. Rational method. Unit hydrograph. Instantaneous Unit Hydrograph. Conceptual models (time-­?area, linear reservoir, Nash, Clark). SCS Unit Hydrograph. GIUH. HEC-­?HMS software. -­?-­? 9. HYDROLOGICAL ASPECTS OF RESERVOIR ANALYSIS Types of reservoirs. Design criteria. Simulation of reservoirs. Flood control. -­?-­? 10. DROUGHT ANALYSIS Drought, aridity and desertification. Characteristics of local and regional droughts. Drought monitoring. Drought mitigation.


Testi di riferimento

1. DINGMAN,
S.L.
Physical
hydrology,
Prentice-­?Hall,
2002.
2. MAIDMENT,
D.(ed.),
Handbook
of
hydrology,
McGraw-­?Hill,
New
York,
1993.
3. BRAS
R.,
Hydrology:
an
introduction
to
hydrologic
science,
Addison-­?
Wesley
Publ.
Company,
Reading
Ma,
1990.



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