目標值

目標值（target）也稱為設定值（setpoint，簡稱SP）或參考值（reference），是模控學及控制理论中的名詞，是指系統想要達到的狀態^[1]，常用來描述系統標準的組態^[2]。變數相對其目標值的偏離量是以誤差為準的控制系統的基礎^[3]，會利用回授的方式使系統回到其穩態。例如一個鍋爐有其溫度設定值，也就是鍋爐控制系統希望鍋爐維持的溫度。

參考資料

^ An 'essential variable' is defined as "a variable that has to be kept within assigned limits to achieve a particular goal": Jan Achterbergh, Dirk Vriens. §2.3 Cybernetics: Effective methods for the control of complex systems. Organizations: Social Systems Conducting Experiment. Springer Science & Business Media. 2010: 47. ISBN 9783642143168.
^ B. Wayne Bequette. Process Control: Modeling, Design, and Simulation. Prentice Hall Professional. 2003: 5. ISBN 9780133536409.
^ W. Ross Ashby. Chapter 12: The error-controlled regulator. Introduction to cybernetics (PDF). Chapman & Hall Ltd.; Internet (1999). 1957: 219–243.

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[Achterbergh-1] An 'essential variable' is defined as "a variable that has to be kept within assigned limits to achieve a particular goal": Jan Achterbergh, Dirk Vriens. §2.3 Cybernetics: Effective methods for the control of complex systems. Organizations: Social Systems Conducting Experiment. Springer Science & Business Media. 2010: 47. ISBN 9783642143168.

[Bequette-2] B. Wayne Bequette. Process Control: Modeling, Design, and Simulation. Prentice Hall Professional. 2003: 5. ISBN 9780133536409.

[Ashby-3] W. Ross Ashby. Chapter 12: The error-controlled regulator. Introduction to cybernetics (PDF). Chapman & Hall Ltd.; Internet (1999). 1957: 219–243.

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相關條目

參考資料