Utilitas Pabrik
Quiz
•
Chemistry
•
University
•
Practice Problem
•
Medium
Rizky Ichwan
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15 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Kekurangan sistem pendingin once through system adalah………
Corrosion
Fouling
Waste of water
Air pollution
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Kelebihan sistem pendingin closed nonevaporative recirculating system adalah……
Air terjaga kebersihannya
Air pendingin dapat mencapai suhu di atas 100oC
Memerlukan biaya tinggi untuk peralatan
Dibatasi oleh suhu udara
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Kekurangan dari open evaporative recirculating system adalah…..
Memerlukan biaya lebih tinggi untuk peralatan dari pada once through system
Menara pendingin tidak boleh terlalu besar
Berpotensi menimbulkan masalah lingkungan
Air pendingin yang diperlukan lebih sedikit dari pada once through system
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Peralatan pada sistem menara pendingin adalah
Pompa sirkulasi
Alat penukar panas
Menara pendingin
Aerator
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Alat yang berfungsi sebagai alat perpindahan panas yang memindahkan panas dari proses ke atmosfer adalah
Pompa sirkulasi
Alat penukar panas
Menara pendingin
Aerator
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perbandingan antara konsentrasi padatan terlarut dalam air pendingin (circulating water, CR) dan di dalam makeup water, (CM) adalah….
Evaporation loss
Windage loss
Cycle of concentration
Blowdown
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Parameter yang dapat digunakan untuk mengukur kinerja menara pendingin adalah……
Range
Approach
Kapasitas pendinginan
Siklus Brayton
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