Ballast water treatment apparatus and ballast water management system
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United States of America Patent
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Mar 6, 2018
Issued Date -
N/A
app pub date -
May 14, 2014
filing date -
May 23, 2013
priority date (Note) -
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Abstract
A ballast water treatment apparatus includes a filtering device including a filter for filtering seawater, an ultraviolet irradiation device that irradiates the seawater filtered by the filter with ultraviolet light, a first path for supplying the seawater filtered by the filtering device to the ultraviolet irradiation device, a discharge water path for discharging the seawater remaining in the filtering device, a first valve provided in the first path, a second path for supplying the seawater flowing from the ultraviolet irradiation device to a ballast tank, and a control device that closes the first valve and cleans the filter by using the seawater introduced into the filtering device before the seawater filtered by the filtering device is supplied to the ultraviolet irradiation device.
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