原油加热炉在变工况下运行会严重降低效率。

Operating under variable conditions will affect the efficiency of the crude oil heater seriously.

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与其它气动雾化喷嘴相比，这种喷嘴需要的雾化气量小，尤其适用于边际油田或无配套蒸汽锅炉的原油加热炉燃烧器。

With smaller atomizing air flow rate compared to that of other nozzles, this spray nozzle is particularly suitable to being fixed on furnaces used in marginal oil fields.

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重质燃料油一般是原油经过炼制所产生的渣油经调合而成的，主要用作蒸汽锅炉、加热炉以及燃汽轮机的燃料。

Heavy fuel oils that come from residual oils of crude oil refining, are used as fuels of the steam boiler, furnace and gas turbine.

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