Deel 1 - inleiding in de procescontrole IPC8-2010 - Thinktwise.be

Inhoudsopgave
Inleidende begrippen ..............................................................................................2
Het proces ...............................................................................................................................3
Mechaniseren en automatiseren .........................................................................................3
Regelen en sturen...................................................................................................................5
Motivatie voor automatisering..............................................................................................7
Herhalingsvragen reeks 1.......................................................................................................8
Labo- opdracht ......................................................................................................................8
Processen ................................................................................................................10
Blokschema van een automatisering ................................................................................10
Kenmerken van processen..................................................................................................12
Zelfregelende en niet zelfregelende processen ...........................................................12
Statisch gedrag van processen ......................................................................................13
Dynamisch gedrag van processen: de procesorde ....................................................14
Herhalingsvragen reeks 2.....................................................................................................21
Labo-opdracht .....................................................................................................................21
Procescontrollers.....................................................................................................22
PLC .........................................................................................................................................23
Microcontroller (µC) .............................................................................................................24
Wat is een microcontroller?.............................................................................................24
Digitale procesregelaar.......................................................................................................25
De PC in de procescontrole................................................................................................26
Herhalingsvragen reeks 3.....................................................................................................28
Signaalgevers en sensoren....................................................................................29
Signaalgevers........................................................................................................................29
Overzicht van de signaalgevers .....................................................................................30
Sensoren ................................................................................................................................34
Passief en Actief ................................................................................................................34
Analoog en digitaal..........................................................................................................35
Digitale sensoren ..................................................................................................................36
Magnetische sensor..........................................................................................................36
Inductieve sensor ..............................................................................................................38
Capacitieve sensoren ......................................................................................................39
Optische sensoren ............................................................................................................40
De analoge sensoren...........................................................................................................42
Temperatuursensoren.......................................................................................................42
Verplaatsingssensoren......................................................................................................45
Druksensoren .....................................................................................................................47
Debietsensoren .................................................................................................................48
Niveausensoren.................................................................................................................49
72 PROCESCONTROLE & LABO