The welding process of nickel base welding wire for tube to tube sheet used in HP heater of330 MW and above power unit has been described in the article.
本文依据工程实践经验,介绍了镍基合金、石墨、钢衬聚四氟乙烯三种材料的应用防腐情况、使用条件,对于氟化选材有指导意义。
The results indicated: decreasing in heater terminal temperature difference could improve unit economy. Whereas heater stopping or leakage would have disadvantage on economy.
结果表明加热器端差减少,机组经济性提高,而加热器停用或泄漏都将对机组经济性产生不利影响。
Heater pipe is a single unit and can be easy exchange & maintenance .
加热管为 抽取式,更换方便容易.
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