ISBN: 1234237318

[EAN: 9781234237318], Nouveau livre, [SC: 13.8], [PU: RareBooksClub], SUBJECTS, This item is printed on demand. Paperback. 40 pages. Original publisher: Tallahassee, Fla. : U. S. Dept. of… More...

[EAN: 9781234237318], Nouveau livre, [SC: 13.8], [PU: RareBooksClub], SUBJECTS, This item is printed on demand. Paperback. 40 pages. Original publisher: Tallahassee, Fla. : U. S. Dept. of the Interior, U. S. Geological Survey ; Denver, CO : U. S. Geological Survey, Branch of Information Center distributor, 1997. OCLC Number: (OCoLC)37016941 Subject: Water reuse -- Florida -- Saint Petersburg -- Mathematical models. Excerpt: . . . MODEL, 28 500 UCU Upper OF 400 unit 21 UMBER A Zone BASE FEET300 Lower unit N 14 ABOVE NODE 200 IN SCU 100 A B UDE7 Zone B ALTIT 0 1 1 10 100 1, 000 10, 000 28, 000 RADIAL DISTANCE FROM TEST WELL, IN FEET EXPLANATION UCU UPPER CONFINING UNIT SCU A B SEMICONFINING UNIT BETWEEN ZONES A AND B Figure 4. Cylindrical-model grid used for the simulation of hydraulic properties of the aquifer system at the Southwest St. Petersburg Water Reclamation Facility. lying permeable zone. The outer radial edge boundary Model Grid and Boundary Conditions was intentionally located far from the withdrawal The conceptual model consists of five layers source to prevent any effect that it may have on deter-including, from top to bottom, the upper confining mination of pressures in the aquifer segment affected unit, zone A upper unit, zone A lower unit, SCU A B, by the withdrawal. One advantage of setting this type and zone B. The model consists of 28 variable-width of boundary condition ( no flow at the top, bottom, and node spacings in the vertical direction and 97 variable-outer edge ) is that it restricts model computations to width node spacings in the radial direction ( fig. 4 ). effects caused by withdrawal within a confined radi-The model dimensions represent 28, 000 ft horizontally ally symmetrical cylinder and approximates the major and 675 ft vertically. The vertical spacing ranges from flow processes during withdrawal. Both the pressure 10 to 25 ft. The radial grid spacings out to a distance and concentration equations in the model were solved of 105 ft present a very gradual logarithmic expansion during the simulations, but only the pressure results from 0. 14 ft at the well up . . . This item ships from La Vergne,TN.<

ISBN: 1234237318

[EAN: 9781234237318], Neubuch, [PU: RareBooksClub], SUBJECTS, This item is printed on demand. Paperback. 40 pages. Original publisher: Tallahassee, Fla. : U. S. Dept. of the Interior, U. … More...

[EAN: 9781234237318], Neubuch, [PU: RareBooksClub], SUBJECTS, This item is printed on demand. Paperback. 40 pages. Original publisher: Tallahassee, Fla. : U. S. Dept. of the Interior, U. S. Geological Survey ; Denver, CO : U. S. Geological Survey, Branch of Information Center distributor, 1997. OCLC Number: (OCoLC)37016941 Subject: Water reuse -- Florida -- Saint Petersburg -- Mathematical models. Excerpt: . . . MODEL, 28 500 UCU Upper OF 400 unit 21 UMBER A Zone BASE FEET300 Lower unit N 14 ABOVE NODE 200 IN SCU 100 A B UDE7 Zone B ALTIT 0 1 1 10 100 1, 000 10, 000 28, 000 RADIAL DISTANCE FROM TEST WELL, IN FEET EXPLANATION UCU UPPER CONFINING UNIT SCU A B SEMICONFINING UNIT BETWEEN ZONES A AND B Figure 4. Cylindrical-model grid used for the simulation of hydraulic properties of the aquifer system at the Southwest St. Petersburg Water Reclamation Facility. lying permeable zone. The outer radial edge boundary Model Grid and Boundary Conditions was intentionally located far from the withdrawal The conceptual model consists of five layers source to prevent any effect that it may have on deter-including, from top to bottom, the upper confining mination of pressures in the aquifer segment affected unit, zone A upper unit, zone A lower unit, SCU A B, by the withdrawal. One advantage of setting this type and zone B. The model consists of 28 variable-width of boundary condition ( no flow at the top, bottom, and node spacings in the vertical direction and 97 variable-outer edge ) is that it restricts model computations to width node spacings in the radial direction ( fig. 4 ). effects caused by withdrawal within a confined radi-The model dimensions represent 28, 000 ft horizontally ally symmetrical cylinder and approximates the major and 675 ft vertically. The vertical spacing ranges from flow processes during withdrawal. Both the pressure 10 to 25 ft. The radial grid spacings out to a distance and concentration equations in the model were solved of 105 ft present a very gradual logarithmic expansion during the simulations, but only the pressure results from 0. 14 ft at the well up . . . This item ships from La Vergne,TN.<