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Engineering Chap 7
Term | Definition |
---|---|
system | refers to a collection of objects that work together to achieve a specific goal |
systems have: | inputs, processes, feedback, outputs, goals |
inputs | everything that enters the system to achieve the goal |
processes | parts of the system that actually change the inputs into the desired product |
feedback | information that the system uses to make adjustments during manufacturing process |
outputs | everything the process produces |
non-durable goods | disposable; consumable |
durable goods | stand the test of time |
goal | whatever system is meant to accomplish |
optimization | process of making a system as effective as possible |
CAD | computer aided design |
CAM | computer aided manufacturing system |
primary processing | first step in transforming raw materials into useful materials |
life- cycle analysis | involves charting all of the inputs and outputs of every system related to its production and use from extraction to processing to disposal |