PLC-based ship oily water treatment system

• Main Authors: RAN HAO, GE YINGSUO, CHEN NING
• Format: Patent
• Language: Chinese; English
• Published: 12.04.2024
• Subjects: CHEMISTRY; METALLURGY; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

The invention discloses a ship oil sewage treatment system based on a PLC. The ship oil sewage treatment system comprises an upper computer, the PLC and ship sewage treatment equipment, the sewage treatment equipment comprises a pretreatment unit, a flocculation unit, a filtering unit, a detection unit, a backwashing unit, a power unit and a switch control unit, all the units are automatically controlled by a PLC (Programmable Logic Controller), the pre-treatment unit comprises a greasy dirt well and a cyclone filter and is used for filtering large-particle impurities in greasy dirt water, the flocculation unit is used for flocculating oily water into floccules, so that the filtering unit has a better filtering effect, and the detection unit is used for detecting the treated oily water; and the backwashing unit is used for cleaning the filtering unit and preventing blockage. All the units are connected through pipelines, and the problem of low treatment efficiency in the prior art is solved through the combin