为了检验人的失误概率预测技术(technique of human error rate prediction,THERP)的合理性及不足,以汽车内饰冷媒加注工序为例,采用E-prime实验的方法分析了冷媒加注工序的人因失误概率。通过比较发现,汽车冷媒加注工序的4个任务的人...为了检验人的失误概率预测技术(technique of human error rate prediction,THERP)的合理性及不足,以汽车内饰冷媒加注工序为例,采用E-prime实验的方法分析了冷媒加注工序的人因失误概率。通过比较发现,汽车冷媒加注工序的4个任务的人因失误概率的实验结果与THERP的理论计算结果基本一致,说明了THERP方法的合理性。并说明了THERP的不足在于计算人因失误时忽略了操作行为中的认知过程。展开更多
Human factor errors in probabilistic safety assessment(PSA) of a nuclear power plant(NPP) can be prevented using thermal comfort analysis.In this paper,the THERP+HCR model is modified by using PMV (Predicted Mean Vote...Human factor errors in probabilistic safety assessment(PSA) of a nuclear power plant(NPP) can be prevented using thermal comfort analysis.In this paper,the THERP+HCR model is modified by using PMV (Predicted Mean Vote) and PPD(Predicted Percentage Dissatisfied) index system,so as to obtain the operator cognitive reliability,and to reflect and analyze human perception,thermal comfort status,and cognitive ability in a specific NPP environment.The mechanism of human factors in the PSA is analyzed by operators of skill,rule and knowledge types.The THERP+HCR model modified by thermal comfort theory can reflect the conditions in actual environment,and optimize reliability analysis of human factors.Improving human thermal comfort for different types of operators reduces adverse factors due to human errors,and provides a safe and optimum decision-making for NPPs.展开更多
文摘为了检验人的失误概率预测技术(technique of human error rate prediction,THERP)的合理性及不足,以汽车内饰冷媒加注工序为例,采用E-prime实验的方法分析了冷媒加注工序的人因失误概率。通过比较发现,汽车冷媒加注工序的4个任务的人因失误概率的实验结果与THERP的理论计算结果基本一致,说明了THERP方法的合理性。并说明了THERP的不足在于计算人因失误时忽略了操作行为中的认知过程。
基金Supported by the Major Projects of Basic Research in China(No.2007CB209800)the Natural Science Foundation of Beijing(No.3092016)
文摘Human factor errors in probabilistic safety assessment(PSA) of a nuclear power plant(NPP) can be prevented using thermal comfort analysis.In this paper,the THERP+HCR model is modified by using PMV (Predicted Mean Vote) and PPD(Predicted Percentage Dissatisfied) index system,so as to obtain the operator cognitive reliability,and to reflect and analyze human perception,thermal comfort status,and cognitive ability in a specific NPP environment.The mechanism of human factors in the PSA is analyzed by operators of skill,rule and knowledge types.The THERP+HCR model modified by thermal comfort theory can reflect the conditions in actual environment,and optimize reliability analysis of human factors.Improving human thermal comfort for different types of operators reduces adverse factors due to human errors,and provides a safe and optimum decision-making for NPPs.