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提问人:网友jin2106 发布时间:2022-01-07
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【简答题】翻译下面的话 Controlled variable This problem occurs in many systems and machines

in various technologies. The variable that is subject to control is called the controlled variable. Examples of controlled variables are: Pressure in a pneumatic accumulator Pressure of a hydraulic press Temperature in a galvanizing bath Flow-rate of coolant in a heat exchanger Concentration of a chemical in a mixing vessel Feed speed of a machine tool with electrical drive

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第7题

【简答题】翻译下面的专业文字 Manipulated variable The controlled variable in any system can be influenced. This influence allows the controlled variable to be changed to match the reference variable (desired value). The variable influenced in this way is called the manipulated variable. Examples of manipulated variable are: Position of the venting control valve of a air reservoir Position of a pneumatic pressure-control valve Voltage applied to the electrical heater of a galvanizing bath Position of the control valve in the coolant feed line Position of a valve in a chemical feed line Voltage on the armature of a DC motor

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【简答题】翻译下面的专业文字 Controlled system There are complex relationships between the manipulated variable and the controlled variable. These relationships result from the physical interdependence of the two variables. The part of the control that describes the physical processes is called the controlled system.
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