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Process for System Architecture and Requirements Engineering by Derek Hatley, Peter Hruschka, Imtiaz Pirbhai

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Chapter 8. Initial Problem Statement

8.1. Overview

In this part of the book, we examine a fictitious system that is based on a real-world system developed with the Hatley/Hruschka/Pirbhai methods. Much of the original system, which automates the biomedical analysis of various body fluids, is proprietary, so with the kind consent of its owners, we illustrate similar principles using a system we dreamed up, in which samples of groundwater are analyzed for contamination by various pollutants.

The original system and the fictitious system are both remarkable for the diversity of technologies they employ—mechanical transports, hydraulics, pneumatics, chemistry, laser optics, electromechanical devices, computer hardware, and software—all in a relatively ...

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