Economizer leakage is a main problem in running of heat recovery boiler.
省煤器泄漏是余热锅炉运行中常遇到的问题。
Effects of operating temperatures as well as economizer heat exchanger on the performance of the system are illustrated graphically.
结果表明，有无回热器时工作温度对系统性能的影响是不一致的。
By analyzing the reason of economizer leakage, protection countermeasures and experience adopted in design and operation of heat recovery boiler were summarized.
通过对省煤器泄漏原因的分析，总结出在余热锅炉设计中和炼油厂实际运行中采取的防护对策和经验。
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