The ships sailing in the vast ocean, any kinds of unexpected events may happen. the entire ship loses the electricity is one kind of common incident.If not it can not be soloved in time,the more serious diseaster is on the way. At this moment, the emergency generator sets automatica start to support electricity to a number of important navigation, fire and emergency lighting in order to ensure the safety of navigation be continued until the restoration of main power supply. From this we can see the emergency generating sets is very important. Based on the emergency generating sets analysis the requirements of automatica start, combined with the status of equipment, system design requirements, the use of PLC (programmable logic controller) to the produc of the ship emergency generator set automatic start controller.
Keywords: PLC Ships Emergency generator set Automatic start