This marine desulfurization device is provided with: an absorption tower; and a distribution device capable of distributing the cleaning liquid to the exhaust gas flowing in the internal space of the absorption tower. The sprinkler includes a plurality of first sprinkler pipes disposed in the internal space, a first header connected to each of the plurality of first sprinkler pipes, and a plurality of second sprinkler pipes disposed in the internal space below each of the plurality of first sprinkler pipes and the first header. A cleaning liquid supply device including a cleaning liquid supply pump and a cleaning liquid supply pipe for supplying the cleaning liquid pressurized by the cleaning liquid supply pump to the first header; a first branch pipe connecting the cleaning liquid supply pipe and each of the plurality of second sprinkler pipes; and an emergency backflow prevention valve which can prevent backflow to the cleaning liquid supply pump when the cleaning liquid supply pump is stopped, and which is provided on the cleaning liquid supply pump side of the cleaning liquid supply pipe with respect to the portion connected to the first branch pipe.
船舶用脱硫装置具备:吸收塔;散布装置,其能够向在吸收塔的内部空间流动的废气散布清洗液,并且包括配设于内部空间内的多个第一洒水管、与多个第一洒水管分别连接的第一集管、以及在比多个第一洒水管中的每一个及第一集管靠下方的位置配设在内部空间内的多个第二洒水管;清洗液供给装置,其包括清洗液供给泵、以及将由清洗液供给泵加压后的清洗液向第一集管供给的清洗液供给管;第一分支管,其将清洗液供给管与多个第二洒水管中的每一个连接;以及紧急时逆流防止阀,其在清洗液供给泵的停止时能够防止向清洗液供给泵的逆流,并且设置于清洗液供给管的比与第一分支管的连接部分靠清洗液供给泵侧的位置。
Desulfurization device for ship
船舶用脱硫装置
2024-10-22
Patent
Electronic Resource
Chinese
European Patent Office | 2018
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