Day: 17 September 2015
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Open, Closed and Isolated systems
At a high level, systems are classified as Open or Closed. Closed Systems (also known as isolated systems in thermodynamics – see further below) No interaction outside of the system No interaction with the systems environment Receive no inputs from, or provide no outputs to, the environment Closed systems with outputs are knowable only through its…
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The whole system design paradigm
Whole system design incorporates sustainable design – design and development of systems to achieve: Consume natural resources within capacity for them to be regenerated Do not release/produce hazardous/polluting substances Avoid contributing to irreversible impacts on ecosystem Provide useful and socially acceptable benefits long term Cost-effective and produce reasonable rate of return on total life-cycle investment.…