Pre-test Operational and Steam Turbine Maintenance

Pre-test Operational and Steam Turbine Maintenance

Professional Development

10 Qs

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Pre-test Operational and Steam Turbine Maintenance

Pre-test Operational and Steam Turbine Maintenance

Assessment

Quiz

Engineering

Professional Development

Medium

Created by

EVANS GROUP INDONESIA

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10 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Apa jenis perangkap uap (steam trap) yang bekerja berdasarkan perbedaan suhu?

Termodinamik

Termostatik

Mekanis

Hidrolik

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Apa peran oil strainer dalam sistem pelumasan turbin?

Mendinginkan oli sebelum masuk ke bearing

Menyaring kotoran dan kontaminan dalam oli pelumas

Mengukur viskositas oli

Menyimpan cadangan oli

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Apa fungsi utama steam ejector pada sistem turbin uap?

Meningkatkan tekanan uap masuk

Mencegah kebocoran uap dari labyrinth packing dengan menciptakan vakum

Mengurangi kecepatan rotor

Memanaskan pelumas

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Kapan hand nozzle valve harus dibuka sesuai Steam Consumption Curve?

Saat beban di bawah 500 kW

Hanya saat turbin berhenti

Saat beban mencapai 1170 kW

Setiap 1 jam sekali

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Apa fungsi utama nozzle block pada turbin uap?

Mendinginkan rotor

Mengatur tekanan pelumas

Menyaring kotoran dari uap

Mengubah energi panas menjadi energi kinetik

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Manakah yang merupakan ciri turbin reaksi (Reaction Turbine)?

Bilah bergerak dirancang agar tekanan uap turun dan menghasilkan gaya reaksi

Uap hanya mengembang di nozzle tetap

Memerlukan gearbox eksternal untuk reduksi

Hanya cocok untuk uap bertekanan rendah

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Apa tujuan sentinel valve pada sistem exhaust turbin?

Mengontrol kecepatan rotor

Memberikan peringatan jika terjadi over-pressurization

Memanaskan uap masuk

Menyaring pelumas

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