A detailed explanation of energy-saving measures regarding the change of aeration blowers in activated sludge contact systems!
This document introduces the equipment overview and improvement efforts at the Akuchicontact (contact oxidation biological tank) of the Chuetsu Pulp & Paper Co., Ltd. Kawauchi Plant. By changing from a roots blower to an inverter-driven oil-free screw blower, we were able to reduce noise levels while simultaneously achieving energy savings. The document clearly presents the background leading to the equipment installation, a comparison of equipment specifications, and actual energy savings using diagrams and tables. [Contents] ■ Overview of the Akuchicontact at the Kawauchi Plant ■ Background leading to equipment installation ■ Overview of the INV screw blower ■ Operating conditions and issues ■ Confirmation of effects from blower replacement *For more details, please refer to the PDF document or feel free to contact us.
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【Other Published Content】 ■ Equipment Specification Comparison Table ■ Comparison Diagram of Roots Blower and INV Screw Blower ■ Noise Level Comparison Before and After Blower Replacement ・ Blower Room ・ ActiContact Outdoor ・ ActiContact Rooftop ■ Transition of ActiContact BOD Cut Rate Before and After Blower Replacement *For more details, please refer to the PDF document or feel free to contact us.
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For more details, please refer to the PDF document or feel free to contact us.
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Atlas Copco entered the Japanese market in the first year of the Taisho era (1912). Since then, for a century, we have contributed to improving productivity and reducing total costs for our customers in Japan. Our company is a globally operating industrial machinery group based in Sweden, with business activities in over 180 countries. Our business areas include compressors, industrial equipment, vacuum equipment, and construction machinery. In Japan, we have a sales record spanning a century, providing a series of solutions from equipment selection tailored to customer needs, to implementation and after-sales service, contributing to sustainable productivity. We offer solutions condensed with abundant knowledge and experience from around the world, optimized for our customers in Japan.