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• fatehi_at_kntu.ac.ir
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?????? ????? ?? ????? ? ?????? ???????
(????? ???????)
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(????? ???????)
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Piping Instrumentation Diagram (PID) Process
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Piping Instrumentation Diagram Mechanics and
Instrumentation
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PID
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PID Factory
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(No Transcript)
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????? ????? ??????-????
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??????? ???- ?????????
Mill Motor
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????? ????? ??? ??????
RK1
RK20
RK13
RK1
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???????? ????? PC-Base
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PC ????? ?????? ??
????? ????? ?? ??? ??? (????????)
Data Bus
??????
???????
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Programmable Logic Controller (PLC)
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???????? ????? BasePLC-
Mimic Panel
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PLC ????? ???????? ?????? ??
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???? ???? PLC ??
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PC-Base ?? ????? PLC-Base

• PC-Base
• ??? ??????
• ???? ???????? ?????
• ????? ????? ?? ? ???????? ?????
• ???????? PC ?? ?? ??
• ?????????? ???

• PLC-Base
• ?????? ?? ????? ?????
• ???? ???? ????? ???? ?????
• ????????? ????? ???? I/O Exchange
• ????? ??? ?? ??????? ? ???????? ???
• ?????? ????

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PC-PLC-Base????????
Data Bus
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????? ? ????? ?????? (I/O Card)
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I/O ?? ?????? ????
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???? ???? ????? (FieldBus)
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?????? ????? ????? ?? ???????(DCS/Fieldbus)
Data Bus
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???? ??? ????? ?????
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??????? PID
e
u
PID Proportional, Integral Derivative ???????
??????? ?????????? ? ???????
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Hybrid Control Systems
hot
cold
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