Typical customers are the process mechanics industry, pharmacies, car workshops, iron works, etc. About 11,000 garments, 8,000 towels and 400 carpets are washed per week. Typical for washing water of this kind is that it contains heavy metals and oil. All washing is done with detergent in water. Within Bergeå, which has been in the industry for more than 60 years, they always use the latest technology throughout their entire process. This means i.a. advanced use of interactive systems. To also be at the forefront when it comes to environmental work is a matter of course, says CEO Lars Brodén. We also have auditable systems according to ISO 14001 and ISO 9001. The professional customers we have require this in connection with procurement. We have recently invested in a complete water treatment plant to achieve our high environmental goals. It is not the price that is decisive when we buy equipment, but the quality of the process and the components, says Lars Brodén. Only the best is good enough.
In the plans for the future, it is planned to supplement the purification process so that the wash water can be reused. The goal is for this to be completed in 2003, says Lars Brodén.
Washing takes place with water, detergent and detergent booster. Water from the washing machines goes to a receiving tank. The water is then pumped via a shaking filter to an equalization tank. In the shaking filter, fibers and lint are separated. From the equalization tank, the water is pumped to the combined precipitation/flocculation and lamellar sedimentation. From the lamella, the water then flows automatically to the Toveko CX filter for final polishing.
The filtered water then goes to the municipal sewer. The treatment plant that has been designed and built by CITEC (Creative and Intelligent Technology) thus consists of;
The impurities are separated in the lamella in the form of sludge. The sludge is thickened and its dewatering properties improved by the addition of polymer before it is pumped to a chamber filter press. The dry sludge cakes are sent to landfill. For sludge handling there are; Sludge buffer tank Sludge column Polymer dosage Press buffer tank Chamber filter press Production lasts about 10 hours per day. Maximum flow is 5 m3/h (normally 4.4 m3/h).
Toveko Cleaning System offers innovative solutions for water and sewage treatment as well as efficient energy production. Our customized systems handle everything from stormwater to industrial waste water, and we ensure a high degree of purification with advanced technology and carefully designed processes. With over 30 years of experience and leadership in continuous sand filtration, we strive to create a sustainable environment for future generations.
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