Modeling Tools for Environmental Engineers and Scientists Episode 3 pot

... 1)} Total SST = 33 33( x ijk - x) 2 n - 1 1 The sum for SST is over all levels for i, j , k and m, i.e., over all n observations. 2 The F-ratios for the factors and two factor interactions are for fixed ... SSBC (J - 1)(K - 1) MSBC = SSBC/{(J - 1)(K - 1)} MSBC/MSE ABC Interaction SSABC (I - 1)(J - 1)(K - 1) MSABC = SSABC/{(I - 1)(J - 1...

Ngày tải lên: 11/08/2014, 09:21

... po- sition. Table 8.5 Octant Formulas for the Tangent Function of Angle r CONDITION CODES OCTANT C3 C1 FORMULA 0 and 4 0 0 tan (r) 1 and 5 0 1 1/tan (p/4– (r (MOD p/4))) 2 and 6 1 0 –1/tan (r) 3 and 7 1 1 – tan ... simultaneously. In the 8 038 7 and the math unit of the 486 and the Pentium, the operand range for all trigo - Math Unit Architecture and Instruction Set 1 73...

Ngày tải lên: 12/08/2014, 07:22

... GlobalFree() and LocalFree(), actually perform virtu- ally identical functions. Because of their greater flexibility we will use GlobalAlloc() and GlobalFree() instead of new and delete or malloc and ... of formal methods of specifications. Therefore we settle for the lowest level of rigor, which we define as methodol - ogy for program development based on following a sequence of...

Ngày tải lên: 12/08/2014, 07:22

... clients. In this case the New Mexico, South Dakota, and California sites perform different functions and could therefore be con - sidered as candidates for classification. Another example: the quality ... breach is detected, switches for enabling and disabling the system, and input/output hardware such as a keypad for entering passwords and displays for echoing input and r...

Ngày tải lên: 12/08/2014, 07:22

... York. Mackay, D. (19 91) Multimedia Environmental Models, Lewis Publishers, Michigan. Mackay, D. and Paterson, S. Calculating fugacity, Environ. Sci. & Technol., 15 , 10 06 10 14, 19 81. Mackay, D. and Paterson, ... Chem. Eng., 7, 15 3 15 4, 19 90b. Fetter, C. W. (19 99) Contaminant Hydrogeology, Prentice Hall, New Jersey. Ford, A. (19 99) Modeling the Environment, Island P...

Ngày tải lên: 13/08/2014, 05:22

... Software for Read and Read and Read and Read and Read and Read and Read and developing review review review review review review review mathematical models 8 Modeling of Read and Read and Read and ... software program regulators 2 Fundamentals Read and Read and Read and Read and Review of mathematical review review review review modeling 3 Primer on Read a...

Ngày tải lên: 13/08/2014, 05:22

... the modeling effort. Modeling projects may be launched for various reasons, such as those pointed out in Chapter 1. The scope of the modeling effort will be dictated by the objective(s) and the expectation(s). ... in modeling of environmental systems is included in Chapter 3. Chapter 02 11/9/01 9 :31 AM Page 25 â 2002 by CRC Press LLC 2.2.1 PROBLEM FORMULATION As in any other...

Ngày tải lên: 13/08/2014, 05:22

... F15 and G15, and filled down to perform the cal- culations automatically for seven steps, in this case: Cell F15: IF(($C $4- Co*EXP(-k*F 14) )*($C $4- Co*EXP (-k*H 14) )<0,F 14, H 14) Cell G15: IF(($C $4- Co*EXP(-k*G 14) )*($C $4- Co*EXP (-k*H 14) )<0,G 14, H 14) As ... foundation. The advantage of reducing the formulations to standard mathematical forms has been pointed out bef...

Ngày tải lên: 13/08/2014, 05:22

... concentration ì mass of solids = 50 0 à g g ì (0. 05 g) 10 6 g àg = 0.000 25 g Hence, total mass of chemical in the sample = 0. 25 g + 0.000 25 g = 0. 250 25 g. 4.3 PHASE EQUILIBRIUM The concept ... Different Forms of Quantifying Phase Contents and the Resulting Forms of Henry’s Constant Multiplication Factors for Converting to Other Forms Gas Phase Aqueous Phase Content...

Ngày tải lên: 13/08/2014, 05:22

... HRT for Overall One Two Three One Efficiency CMFR CMFRs CMFRs PFR 75% 30.0 20.0 17 .6 13.9 80% 40.0 24.7 21.3 16. 1 85% 56. 7 31 .6 26. 5 19.0 90% 90.0 43.2 34 .6 23.0 95% 190.0 69 .4 51.4 30.0 5.4 MODELING ... (1980), Levenspiel (1972), and Weber and DiGiano (19 96) . 5.2 CLASSIFICATIONS OF REACTORS Reactors can be classified into several different types for the purposes of ana...

Ngày tải lên: 13/08/2014, 05:22

... several textbooks that detail the mechanisms and processes in nat- ural environmental systems and their modeling and analysis: Thomann and Mueller, 19 87; Nemerow, 1991; James, 1993; Schnoor, 1996; ... of Natural Environmental Systems CHAPTER PREVIEW This chapter outlines fluid flow and material balance equations for modeling the fate and transport of contaminants in uns...

Ngày tải lên: 13/08/2014, 05:22

... Ex 8- 1; Ex 8- 2; Ex 8- 7 Ex 8- 12 Ex 8- 8; Ex 8- 10; Ex 9-2; Ex 9-3; Ex 9-7 Simulink đ Đ 7.5 .8; Ex 8- 4 Ex 8- 7 Chapter 07 11/9/01 9:33 AM Page 194 â 2002 by CRC Press LLC considered. It is, therefore, ... Ex 8- 4 Ex 6-5; Ex 8- 11; Ex 8- 12; Ex 9-4; Ex 9 -8; Ex 9-12 MATLAB đ Ex 3-1; Ex 9-9; Đ 7.5.4; Ex 8- 4 Ex 9-1 Ex 9-10 Extend Đ 7.5.6; Ex 8- 4 Ex 8- 3; Ex 9-1; Ex 9-3; Ex 9-...

Ngày tải lên: 13/08/2014, 05:22

... cannot be solved explicitly to find the bed length for a desired process performance. Webber and DiGiano ( 199 6) recommended a graphical proce- dure for solving this problem. Further, it would be ... RK4-se, and the custom procedure, “Equation.” By opening the procedure sheet for “Equation,” the governing ODE for this problem is entered in the bottom section, and the parameters...

Ngày tải lên: 13/08/2014, 05:22

... C 1 and C 2 are the concentrations of cesium in the water column and the sediment waters, V 1 and V 2 are the volumes of water column and sedi- ment, W c and W s are the input rates of cesium and ... 279 â 2002 by CRC Press LLC two- and three-dimensional graphs and animations to visualize the results for better understanding. For example, Plot3D routine and the ContourG...

Ngày tải lên: 13/08/2014, 05:22

... Data Nirmala Khandan, N. Modeling tools for environmental engineers and scientists / N. Nirmala Khandan. p. cm. Includes bibliographical references and index. ISBN 1-56676-995-7 1. Environmental ... Examples of Analytical and Computational Methods 3.4 Closure Frontmatter 11/ 9/01 9:30 AM Page v â 2002 by CRC Press LLC Modeling Tools for Environmental Enginee...

Ngày tải lên: 13/08/2014, 05:22