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Meetsystemen

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<strong>Meetsystemen</strong><br />

Inhoudstafel<br />

Deel III: Meetgrootheden<br />

14 Positiemeting<br />

14.1. Indeling van het positiemeetsysteem ...........................................................<br />

III.1<br />

14.2. Eisen aan positiemeetsystemen ................................................................<br />

III.4<br />

14.3. Positie-opnemers met meerdere snelheden .....................................................<br />

III.5<br />

14.4. Numerieke verwerking bij incrementele meetsystemen .........................................<br />

III.8<br />

14.5. Digitale verwerking van (absolute) analoge positiemeetsignalen: Numerieke fasemeting . .... III.12<br />

14.6. Synchro-en-resolver-naar-digitaal-omzetters .................................................<br />

III.14<br />

14.7. Toepassingsvoorbeelden .....................................................................<br />

III.18<br />

14.8. Systemen met meerdere snelheden bij digitale meting ........................................<br />

III.20<br />

14.9. Cyclus absoluut naar incrementeel ..........................................................<br />

III.21<br />

15 Drukmeting<br />

15.1 Definities en begrippen .......................................................................<br />

III.23<br />

15.2 Eenheden ....................................................................................<br />

III.24<br />

15.3 Druksensoren: een overzicht .................................................................<br />

III.25<br />

15.4 Halfgeleider of piëzoresistieve druksensoren .................................................<br />

III.26<br />

15.5 Capacitieve drukopnemer ....................................................................<br />

III.27<br />

16 Temperatuurmeting<br />

16.1 Kwikthermometer, Alcoholthermometer ......................................................<br />

III.29<br />

16.2 Bimetaalthermometer ........................................................................<br />

III.29<br />

16.3 Vloeistofdruk- en dampdrukthermometers ...................................................<br />

III.30<br />

16.4 Weerstandstemperatuurmeting (met metaalweerstanden) .....................................<br />

III.31<br />

16.5 Temperatuurmeting met behulp van een halfgeleider .........................................<br />

III.34<br />

Si-massaweerstand ............................................................................<br />

III.34<br />

Thermistors ...................................................................................<br />

III.34<br />

Junctiehalfgeleiders ...........................................................................<br />

III.36<br />

Temperatuurgevoelige stroombron (IC) .......................................................<br />

III.37<br />

16.6 Stralingstemperatuurmeting (of pyrometrie) ..................................................<br />

III.37<br />

16.7 Thermokoppels ..............................................................................<br />

III.38<br />

Het Seebeck-effect .............................................................................<br />

III.38<br />

Voornaamste thermo-elektrische wetten ......................................................<br />

III.39<br />

Thermokoppels ...............................................................................<br />

III.39<br />

Meten van de thermokoppelspanning ..........................................................<br />

III.40<br />

16.8 Vergelijkend overzicht .......................................................................<br />

III.42<br />

__________ - iv -<br />

Johan Baeten

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