Prosesbeheer NCV Level 4 — Document

November 2022 — NCV Level 4 — Prosesbeheer

NCV Level 4 2022 NCV Engineering

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1.5\in die ANTWOORDBOEK neer

1.1

1.2Dis nie n voorbeeld van n prosesveranderlike nie

1.3Die simbool vir standaardafwyking is

1.4Dit kan gevorderde kontrolefunksies uitvoer DCS CO

1.5Wanneer n proses onstabiel is, werk dit binne die kontroleperke

2.5\in die ANTWOORDBOEK neer KOLOM KOLOM

2.5n Stelsel wat gebruik word om aanlegproses te outomatiseer Dit laat die operateur toe om menslike besluit ten opsigte van

3.5\in die ANTWOORDBOEK neer te skryf

3.1Kontrolekaarte kan gebruik word om te sien of die proses onder beheer of buite beheer en onstabiel is

3.2Sikliese toestande vind herhaaldelik plaas

3.3Outomatiese afsluitingsprosedures is onbelangrik in die aanleg

3.4Die kontroleklep beheer die temperatuur in die regte rigting om n vaste verhouding te behou

3.5

4.1Die volgende terme word in prosesbeheer gebruik Definieer elke term

4.1.1Afwyking

4.1.2Spesifikasies

4.1.3

4.2Teken n kontrolekaart wat die volgende aandui

4.2.1Siklus

4.2.2

4.3Beskryf die regstellende aksie /voorkomende aksie proses CAPA

4.4pH word gedefinieer as die logaritme van die dronium io

4.4.1Wat is die omvang van pH skaal (2\

4.4.2Noem die instrument wat pH meet (2\

4.4.3Noem TWEE soorte elektrodes wat binne die pH sensor aangetref word (2\

4.4.4Bereken die pH van 0,09 M swaelsuur (4\ [25] VRAAG25

5.1Definieer die term in ligtingsvloei (2\

5.2Beskryf die algemene funksie van SCADA n DCS. (2\

5.3Verduidelik die betekenis van die volgende stellings

5.3.1

5.3.2

5.4Gee NEGE komponente van DCS. (9\

5.5Verduidelik die VYF doeleindes van 'n DCS skerm (5\

5.6Benoem die volgende prente

5.6.3

5.7Teken die volgende ISO prosesvloeidiagram simbole ('PFD symbols'\

5.7.1Stoomketel

5.7.2Koeltoring

5.7.334

6.1Gee SES redes waarom n aanleg afgesluit word (6\

6.2Noem DRIE soorte kontrolestelsels (3\

6.3Verduidelik TWEE funksies van outomatiese kontrolestelsels (2\

6.4Een manier om verhoudingskontrole te verkry is om verhoudingskontrole saam met 'n konstante vermenigvuldiger te gebruik Teken 'n vloeidiagram om 'n verhoudingskontrole met n konstante vermenigvuldiger te illustreer

Mark Allocation

Total100 marks

Sections10 + 5 + 25 + 34 + 21 = 95 marks

Paper information

TitleDocument

SubjectProsesbeheer

LevelNCV Level 4

Document typeQuestion paper

Year2022

MonthNovember

Pages7

Downloads2

Examination context

Decade2020s

Years ago4y

SeasonSpring (SH)

Start dayTuesday

Exam periodNovember 2022

Days since exam1,439

About Prosesbeheer examination preparation

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A practical revision approach

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