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RO-ITE 09

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About this collection

The ANR bank contains many sets with original names and codes, including navigation, safety and equipment topics. Select a module by name or use question search.

“ANR — 24_MIMB — RO-ITE 09” contains 12 questions across 1 collection.

Learning

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Sample questions and answers

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Cand apare aer in sistemul hidraulic al unei masini de carma atunci…

One correct answer

  • carma va raspunde greu;✓ Correct answer
  • pistoanele hidraulice se vor deplasa cu o viteza foarte mare;
  • vizorul va arata balonase de lichid;
  • vor deschide valvulele de descarcare a pistoanelor hidraulice.
Cand timona este rotita pe puntea de navigatie, care dintre actiuni va fi primul raspuns in camera carmei pe o nava echipata cu carma electro-hidraulica?

One correct answer

  • pompele vor pleca in cursa maxima;
  • distribuitorul se alimenteaza cu pompa care merge;
  • ambele pompe din babord si tribord sunt actionate;
  • sistemul de urmarire este in miscare, dublat de miscarea carmei.✓ Correct answer
Cand unghiul de carma /comandant este obtinut de un sistem de guvernare tipic cu doua pistoane electrohidraulice….

One correct answer

  • pistonul deschide valvula by-pass a uleiului, pentru a opri miscarea carmei;
  • distribuitorul cu sase cai se muta intr-o pozitie neutra;
  • motorul electric al pompei este scos de sub tensiune de un comutator;
  • sistemul de urmarire reduce la zero debitul pompei principale de ulei.✓ Correct answer
Mecanismul de urmarire de la carma electro-hidraulica…

One correct answer

  • elibereaza presiunea excesiva a fluidului;
  • opreste pomparea uleiului cand unghiul dorit a fost atins;✓ Correct answer
  • sincronizeaza pozitia timonei cu pozitia carmei;
  • aduce carma in pozitia de mijloc cand timona este eliberata.
Cand se inspecteaza masina carmei si sistemul de comanda aferent, trebuie verificat…

One correct answer

  • daca se vede aer la vizor;
  • daca sistemul pierde ulei;✓ Correct answer
  • indicatorul de pozitie al carmei indica o abatere peste limita;
  • pierdere a miscarii in cilindrii hidraulici.

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