Transcription of 1. WATER SYSTEM OPTIMIZATION: CONCEPTS AND METHODS
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1. WATER SYSTEM OPTIMIZATION: CONCEPTS AND METHODS
1. WATER SYSTEM OPTIMIZATION: CONCEPTS AND DEFINITIONSE ngineering project design and optimization can be effectively approached using CONCEPTS ofsystems analysis. A SYSTEM can be thought of as a set of components or processes that transformresource inputs into product (goods and services) outputs. The basic concept of a SYSTEM is rep-resented in Figure (a)I(x)O(y)12345678(b)2quantityqualityti me (c)Figure : Representation of a SystemIn Figure , the SYSTEM is defined by a boundary which separates those components that arean interrelated part of the SYSTEM from those outside which are part of the "environment".Determining the boundary depends on the physical SYSTEM , the technological and spatial ele-ments and the assumptions and the purposes for which the analysis is being conducted (seeFigure ).
Cost -- Input Functions Res. #1 Operating Policies Res. #2 Objectives Efficiency; Redistribution; Environmental Quality; etc. Policy, Legislation, Decisions B 2 B 1 B 3 B 4-7 B 8 B 9 B 10 C 1 C 2 C 3 C 4-7 C 8 C 9 C 10 (t) Q Economic- Political Interface Physical- Economic Interface (acres) (tons/yr) Figure 1.4: Hierarchy of Systems and Systems ...
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