【摘要】 对城镇燃气管道完整性管理的概念、历史沿革、技术标准、特点进行阐述。梳理城镇燃气管道与长输管道的区别,给出城镇燃气管道完整性管理的流程,分析适合城镇燃气管道完整性管理的五步循环法的关键步骤,即数据采集与管理、单元识别、风险评价、风险控制、效能评价。更多还原

【Abstract】 The concept,historical evolution,technical standards and characteristics of urban gas pipeline integrity management are explained. The difference between urban gas pipeline and long-distance pipeline is clarified. The process of urban gas pipeline integrity management is given. The key steps of five-step cycle method suitable for urban gas pipeline integrity management are analyzed,namely data collection and management,unit identification,risk assessment,risk control and effectiveness evaluation.更多还原