Emergency generator is installed on bo

Emergency generator is installed on board mainly to （）

Aconnect to the busbar when the load increasing
Bsupply power specially to charging panel
Cbe put into operation during the ship arriving at or leaving port
Densure the power supply to critical equipment after the main switchboard out of power

参考答案

参考解析：

分类：船舶电气与船舶安全题库

The emergency generator or emergency battery is connected to（） on most large ships.Adistribution boardsBsection boardsCemergency switch boardsDmain switch board

2、（）is not installed on the main switchb

（）is not installed on the main switchboard.AAmmeter and changeover switchBPower factor meterCSynchroscopeDReverse sequence relay

3、（）is not installed on the emergency sw

（）is not installed on the emergency switchboard.AAmmeterBVoltmeterCWattmeterDSynchroscope

4、An exhaust gas bypass is installed on

An exhaust gas bypass is installed on a waste heat boiler in order to （）.Abypass exhaust gas at high loads to prevent excessive back pressu...

5、A diesel driven emergency generator is

A diesel driven emergency generator is prevented from being paralleled with the ships service generators by （）Aan electrical interlock systemBan automatic paralleling trip switchCthe synchronizing oscilloscopeDthe reverse current relay

6、On a ship，each emergency generator mus

On a ship，each emergency generator must be tested at least once each（）.AweekBmonthCthree monthsDsix month

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