In order to ensure the safe operation of offshore floating nuclear power plants,this paper takes the loss of coolant accidents in offshore floating nuclear power plant as the research object,uses the method of literature research to extract 13 factors affecting the loss of coolant accidents from the four dimensions of individual,equipment,environment,and management and analyzes the hierarchical relationship of 13 factors using the Interpretive Structure Model(ISM)method.The results show that the psychological state of employees,the physiological state of the employees,the pipeline conditions a...