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发表于 2024-10-4 14:58
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来自: 中国湖北武汉
可逆风机启动器由应配供电,启动器在机舱之外。DNV规范:3.1.3 Ventilation At least one of the machinery space fans shall in addition to the main power supply also have a supply from the emergency source of power in order to purge the machinery spaces after a fire incident. This fan shall be of the reversible type.
Guidance note:
Hold time after a fire will depend on type of extinguishing media and how long the space has been on fire. In case only a gas fire extinguishing system has been used, typical hold time will be several hours |
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