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高压加热器是火力发电厂的重要辅助设备 ,它的缺陷将严重影响机组的安全、经济运行。通过解剖检验云浮发电厂 12 5MW机组已报废的立式高压加热器 ,根据检验结果找出缺陷位置分布规律 ,分析缺陷产生的原因 ,从而对同类高压加热器的运行和检验提出合理建议
High-pressure heater is an important auxiliary equipment of thermal power plant, its defects will seriously affect the safety and economic operation of the unit. Through anatomical inspection of the vertical high-pressure heaters scrapped by 12 5MW units in Yunfu Power Plant, according to the test results, the distribution rules of the defect locations are found, and the causes of the defects are analyzed to make reasonable suggestions on the operation and inspection of similar high-pressure heaters