110年 高普考 高考三級 輪機技術 輔機 試卷

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110年公務人員高等考試三級考試試題
輪機技術
輔機
考試時間
2
小時
座號
禁止使用電子計算器。
本科目除專門名詞或數理公式外,應使用本國文字作答。
代號
37250
頁次
1
1
一、離心式泵與齒輪式泵的特性關係,請就水頭與排量,轉速與水頭,
轉速與排量,水頭與所需功率,轉速與所需功率,分別試述之。
20 分)
二、真
夠持續的真空度的條件為何?請分別試述之。20 分)
三、船
為何?請試述之。20 分)
四、冷
何?請試述之。20 分)
五、請將下列英文譯成中文:20 分)
This sewage treatment plant consists of a tank with three main compartments:
aeration compartment, settling tankclarificationcompartment, chlorination
and discharge compartment.
Chlorination and discharge tank water from the clarification section is mixed
with disinfectantssodium hypochloriteand is sterilized. The compartment
has float operated switches which activate the effluent pump discharge when
the high level is reached and stop the pump when the compartment is nearly
empty. Chemical dosing is by tablets added to the basket in the chamber and
these dissolve slowly when in contact with the water in the chamber as the
water level rises.
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