CE361 - Lecture 07

CE361 - Lecture 07 - 2/4/2009 Water Resources Engineering -...

Info iconThis preview shows pages 1–7. Sign up to view the full content.

View Full Document Right Arrow Icon
2/4/2009 1 Water Resources Engineering - Lecture 7 1 Meteosat 9 Lecture 7 Prepared by T. Wagener and P. Reed Penn State University Hydrologic Processes 2
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
2/4/2009 2 Content 1. Introduction to Hydrology 1. Hydrology 2. The Watershed 3. Atmospheric Circulation 2 Precipitation 3 2. Precipitation Introduction to Hydrology 4
Background image of page 2
2/4/2009 3 Introduction to Hydrology 5 Figure 7.1.1 (p. 192) Hydrologic cycle with global annual average water balance given in units relative to a value of 100 for the rate of precipitation on land (from Chow et al. 1988)). What is Hydrology? Hydrology is the science that treats the waters of the Earth their occurrence circulation and , their occurrence, circulation, and distribution, their chemical and physical properties, and their reaction with the environment, including the relation to living things. The domain of hydrology embraces the full life history of water on Earth . 6 U.S. National Research Council (1991)
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
2/4/2009 4 The Hydrologic Cycle as a Flowchart We want to estimate the amount of water moved by the different processes! 7 Figure 7.1.3 (p. 193) Block-diagram representation of the global hydrologic system from Chow et al. (1988)). CLOUD FORMATION PRECIPITATION * * * * * * * * SNOWMELT FROM EVAPORATION INFILTRATION IL OVERLAND FLOW SPRING INTERCEPTION WT RUNOFF WT DEPRESSION STORAGE FALLING RAIN FROM WET VEGETATION AND PUDDLES SOIL MOISTURE WATER TABLE (WT) TRANSPIRATION FROM SOIL FROM STREAMS AND OPEN WATER 8 Modified from Brutsaert, 2005. Hydrology . Cambridge University Press GROUNDWATER BASE FLOW IMPERMEABLE LAYER (IL) STREAM FLOW WT LAKE OR SEA
Background image of page 4
2/4/2009 5 The Watershed 9 Figure 7.1.4 (p. 194) Schematic diagram of a drainage basin. The high terrain on the perimeter is the drainage divide (from Marsh (1987)). Watersheds can have many Forms and Sizes! 10
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
2/4/2009 6 Nested Watersheds 11 Figure 7.1.5 (p. 194) Illustration of the nested hierarchy of lower- order basins within a large drainage basin (from Marsh (1987)).
Background image of page 6
Image of page 7
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 20

CE361 - Lecture 07 - 2/4/2009 Water Resources Engineering -...

This preview shows document pages 1 - 7. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online