lecture_11 - 2 Q = QPM r = FT h = FT 11.3 Assumptions in...

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Q KAdh / dl K (2 B rh ) dh dr m hdh Q 2 B K m dr r h 2 2 h 2 1 Q B K (ln r 2 ln r 1 ) K Q B ln( r 2 / r 1 ) h 2 2 h 2 1 K 1055 Q log( r 2 / r 1 ) h 2 2 h 2 1 K 141 Q log( r 2 / r 1 ) h 2 2 h 2 1 LECTURE 11 - EQUILIBRIUM AQUIFER TESTS 11.1 UNCONFINED AQUIFERS DEPUIT EQUATION WHERE: K = HYDRAULIC CONDUCTIVITY (M S ) -1 Q = PUMPING RATE (M S ) 3 -1 r = RADIUS (M) h = SATURATED THICKNESS (M) WHERE: K = GPD/FT 2 Q = GPM r = FT h = FT WHERE: K = FT/DAY Q = GPM r = FT h = FT
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Q KAdh / dl K (2 B rb ) dh / dr m dh Q K 2 B b m dr r h 2 h 1 Q K 2 B b (ln r 2 ln r 1 ) Q 2 B T ln( r 2 r 1 ) where : T Kb T Q 2 B ln( r 2 / r 1 ) ( h 2 h 1 ) T 528 Q log( r 2 / r 1 ) h 2 h 1 K 70.5 Q log( r 2 / r 1 ) h 2 h 1 11.2 CONFINED AQUIFER THIEM EQUATION WHERE: T = TRANSMISSIVITY (M S ) 2 -1 Q = DISCHARGE r = RADIUS h = ELEVATION WHERE: T = GPD/FT Q = GPM r = FT h = FT WHERE: T = FT /DAY
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Unformatted text preview: 2 Q = QPM r = FT h = FT 11.3 Assumptions in Theim and Depuit Equations: EQUILIBRIUM CONDITIONS EXIST FLOW IS LAMINAR FLOW IS HORIZONTAL AQUIFER IS HOMOGENEOUS AND ISOTROPIC AQUIFER HAS INFINITE AREAL EXTENT T IS CONSTANT AT ALL TIMES AND ALL PLACES WATER REMOVED FROM STORAGE IS DISCHARGED INSTANTANEOUSLY WITH DECLINE IN HEAD WELL PENETRATES AND RECEIVES WATER FROM ENTIRE AQUIFER WELL HAS AN INFINITESIMAL DIAMETER...
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This note was uploaded on 07/25/2008 for the course GLG 411 taught by Professor Larson during the Fall '06 term at Michigan State University.

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lecture_11 - 2 Q = QPM r = FT h = FT 11.3 Assumptions in...

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