LNG Operations - Engine

High Voltage Related Questions of LNG Fleet

Questions for ETO position working with High Voltage PMS and switchgear. Highly recommended for LNG fleet ETO's. Switchboards, procedures, VCB, HV Contactors and Safety questions are waiting for you here.

प्रश्न 10

समय सीमा 5 min

भाषा अंग्रेज़ी

नमूना प्रश्न

यहाँ इस क्विज़ के कुछ उदाहरण प्रश्न हैं। पूरा टेस्ट देने के लिए GYRO ऐप डाउनलोड करें।

प्रश्न 1

Chose Advantages of SF6 Circuit Breakers:

A - Easy SF6 gas pressure monitoring.

B - No fire or explosion threat in insulating medium.

C - High electrical durability, lasting 20+ years without reconditioning.

D - Softer switching than vacuum breakers reduces voltage peaks when interrupting big currents.

प्रश्न 2

What Voltage considered as "Medium" onboard LNG?

A From 1,000 V to 3,300 V AC.

B From 3,300 V to 6,600 V AC.

C From 6,600 V to 11,000 V AC.

D From 1,000 V to 3,000 V DC.

प्रश्न 3

Racking ACB into Inserted position is allowed when earth switch is closed. True or False?

A True

B False

प्रश्न 4

What is the main risk of using Shaft generators onboard modern LNGs?

A Sudden ME slowdowns.

B Frequency surges.

C Main Voltage drops.

D ME Overspeed.

प्रश्न 5

What are the main types of high voltage circuit breakers used in main switchboards?

A Air, vacuum, and sulfur hexafluoride (SF6).

B Manual, automatic, remote, and programmable.

C Electromechanical, hydraulic, pneumatic, and electronic.

D Single-pole, double-pole, three-pole, and four-pole.

High Voltage Related Questions of LNG Fleet

यह क्विज़ दें. इस क्विज़ को देने और अपनी प्रगति ट्रैक करने के लिए GYRO ऐप डाउनलोड करें।